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-rw-r--r--arch/arm/boot/dts/spear300-evb.dts221
-rw-r--r--arch/arm/boot/dts/spear300.dtsi77
-rw-r--r--arch/arm/boot/dts/spear310-evb.dts172
-rw-r--r--arch/arm/boot/dts/spear310.dtsi80
-rw-r--r--arch/arm/boot/dts/spear320-evb.dts173
-rw-r--r--arch/arm/boot/dts/spear320.dtsi95
-rw-r--r--arch/arm/boot/dts/spear3xx.dtsi144
-rw-r--r--arch/arm/boot/dts/spear600-evb.dts4
-rw-r--r--arch/arm/boot/dts/spear600.dtsi8
-rw-r--r--arch/arm/configs/spear3xx_defconfig52
-rw-r--r--arch/arm/configs/spear6xx_defconfig41
-rw-r--r--arch/arm/mach-spear3xx/Kconfig37
-rw-r--r--arch/arm/mach-spear3xx/Makefile13
-rw-r--r--arch/arm/mach-spear3xx/Makefile.boot4
-rw-r--r--arch/arm/mach-spear3xx/include/mach/generic.h163
-rw-r--r--arch/arm/mach-spear3xx/include/mach/hardware.h3
-rw-r--r--arch/arm/mach-spear3xx/include/mach/spear.h9
-rw-r--r--arch/arm/mach-spear3xx/spear300.c613
-rw-r--r--arch/arm/mach-spear3xx/spear300_evb.c75
-rw-r--r--arch/arm/mach-spear3xx/spear310.c416
-rw-r--r--arch/arm/mach-spear3xx/spear310_evb.c81
-rw-r--r--arch/arm/mach-spear3xx/spear320.c663
-rw-r--r--arch/arm/mach-spear3xx/spear320_evb.c79
-rw-r--r--arch/arm/mach-spear3xx/spear3xx.c541
-rw-r--r--arch/arm/mach-spear6xx/Makefile.boot2
-rw-r--r--arch/arm/mach-spear6xx/spear6xx.c372
-rw-r--r--arch/arm/plat-spear/Kconfig4
-rw-r--r--arch/arm/plat-spear/Makefile4
-rw-r--r--arch/arm/plat-spear/include/plat/padmux.h92
-rw-r--r--arch/arm/plat-spear/include/plat/pl080.h21
-rw-r--r--arch/arm/plat-spear/padmux.c164
-rw-r--r--arch/arm/plat-spear/pl080.c79
32 files changed, 2387 insertions, 2115 deletions
diff --git a/arch/arm/boot/dts/spear300-evb.dts b/arch/arm/boot/dts/spear300-evb.dts
new file mode 100644
index 00000000000..402ca0d5501
--- /dev/null
+++ b/arch/arm/boot/dts/spear300-evb.dts
@@ -0,0 +1,221 @@
+/*
+ * DTS file for SPEAr300 Evaluation Baord
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/dts-v1/;
+/include/ "spear300.dtsi"
+
+/ {
+ model = "ST SPEAr300 Evaluation Board";
+ compatible = "st,spear300-evb", "st,spear300";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ memory {
+ reg = <0 0x40000000>;
+ };
+
+ ahb {
+ pinmux@99000000 {
+ st,pinmux-mode = <2>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&state_default>;
+
+ state_default: pinmux {
+ i2c0 {
+ st,pins = "i2c0_grp";
+ st,function = "i2c0";
+ };
+ ssp0 {
+ st,pins = "ssp0_grp";
+ st,function = "ssp0";
+ };
+ mii0 {
+ st,pins = "mii0_grp";
+ st,function = "mii0";
+ };
+ uart0 {
+ st,pins = "uart0_grp";
+ st,function = "uart0";
+ };
+ clcd {
+ st,pins = "clcd_pfmode_grp";
+ st,function = "clcd";
+ };
+ sdhci {
+ st,pins = "sdhci_4bit_grp";
+ st,function = "sdhci";
+ };
+ gpio1 {
+ st,pins = "gpio1_4_to_7_grp",
+ "gpio1_0_to_3_grp";
+ st,function = "gpio1";
+ };
+ };
+ };
+
+ clcd@60000000 {
+ status = "okay";
+ };
+
+ dma@fc400000 {
+ status = "okay";
+ };
+
+ fsmc: flash@94000000 {
+ status = "okay";
+ };
+
+ gmac: eth@e0800000 {
+ status = "okay";
+ };
+
+ sdhci@70000000 {
+ int-gpio = <&gpio1 0 0>;
+ power-gpio = <&gpio1 2 1>;
+ status = "okay";
+ };
+
+ smi: flash@fc000000 {
+ status = "okay";
+ };
+
+ spi0: spi@d0100000 {
+ status = "okay";
+ };
+
+ ehci@e1800000 {
+ status = "okay";
+ };
+
+ ohci@e1900000 {
+ status = "okay";
+ };
+
+ ohci@e2100000 {
+ status = "okay";
+ };
+
+ apb {
+ gpio0: gpio@fc980000 {
+ status = "okay";
+ };
+
+ gpio1: gpio@a9000000 {
+ status = "okay";
+ };
+
+ i2c0: i2c@d0180000 {
+ status = "okay";
+ };
+
+ kbd@a0000000 {
+ linux,keymap = < 0x00010000
+ 0x00020100
+ 0x00030200
+ 0x00040300
+ 0x00050400
+ 0x00060500
+ 0x00070600
+ 0x00080700
+ 0x00090800
+ 0x000a0001
+ 0x000c0101
+ 0x000d0201
+ 0x000e0301
+ 0x000f0401
+ 0x00100501
+ 0x00110601
+ 0x00120701
+ 0x00130801
+ 0x00140002
+ 0x00150102
+ 0x00160202
+ 0x00170302
+ 0x00180402
+ 0x00190502
+ 0x001a0602
+ 0x001b0702
+ 0x001c0802
+ 0x001d0003
+ 0x001e0103
+ 0x001f0203
+ 0x00200303
+ 0x00210403
+ 0x00220503
+ 0x00230603
+ 0x00240703
+ 0x00250803
+ 0x00260004
+ 0x00270104
+ 0x00280204
+ 0x00290304
+ 0x002a0404
+ 0x002b0504
+ 0x002c0604
+ 0x002d0704
+ 0x002e0804
+ 0x002f0005
+ 0x00300105
+ 0x00310205
+ 0x00320305
+ 0x00330405
+ 0x00340505
+ 0x00350605
+ 0x00360705
+ 0x00370805
+ 0x00380006
+ 0x00390106
+ 0x003a0206
+ 0x003b0306
+ 0x003c0406
+ 0x003d0506
+ 0x003e0606
+ 0x003f0706
+ 0x00400806
+ 0x00410007
+ 0x00420107
+ 0x00430207
+ 0x00440307
+ 0x00450407
+ 0x00460507
+ 0x00470607
+ 0x00480707
+ 0x00490807
+ 0x004a0008
+ 0x004b0108
+ 0x004c0208
+ 0x004d0308
+ 0x004e0408
+ 0x004f0508
+ 0x00500608
+ 0x00510708
+ 0x00520808 >;
+ autorepeat;
+ st,mode = <0>;
+ status = "okay";
+ };
+
+ rtc@fc900000 {
+ status = "okay";
+ };
+
+ serial@d0000000 {
+ status = "okay";
+ };
+
+ wdt@fc880000 {
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/spear300.dtsi b/arch/arm/boot/dts/spear300.dtsi
new file mode 100644
index 00000000000..01c5e358fdb
--- /dev/null
+++ b/arch/arm/boot/dts/spear300.dtsi
@@ -0,0 +1,77 @@
+/*
+ * DTS file for SPEAr300 SoC
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/include/ "spear3xx.dtsi"
+
+/ {
+ ahb {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges = <0x60000000 0x60000000 0x50000000
+ 0xd0000000 0xd0000000 0x30000000>;
+
+ pinmux@99000000 {
+ compatible = "st,spear300-pinmux";
+ reg = <0x99000000 0x1000>;
+ };
+
+ clcd@60000000 {
+ compatible = "arm,clcd-pl110", "arm,primecell";
+ reg = <0x60000000 0x1000>;
+ interrupts = <30>;
+ status = "disabled";
+ };
+
+ fsmc: flash@94000000 {
+ compatible = "st,spear600-fsmc-nand";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0x94000000 0x1000 /* FSMC Register */
+ 0x80000000 0x0010>; /* NAND Base */
+ reg-names = "fsmc_regs", "nand_data";
+ st,ale-off = <0x20000>;
+ st,cle-off = <0x10000>;
+ status = "disabled";
+ };
+
+ sdhci@70000000 {
+ compatible = "st,sdhci-spear";
+ reg = <0x70000000 0x100>;
+ interrupts = <1>;
+ status = "disabled";
+ };
+
+ apb {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges = <0xa0000000 0xa0000000 0x10000000
+ 0xd0000000 0xd0000000 0x30000000>;
+
+ gpio1: gpio@a9000000 {
+ #gpio-cells = <2>;
+ compatible = "arm,pl061", "arm,primecell";
+ gpio-controller;
+ reg = <0xa9000000 0x1000>;
+ status = "disabled";
+ };
+
+ kbd@a0000000 {
+ compatible = "st,spear300-kbd";
+ reg = <0xa0000000 0x1000>;
+ status = "disabled";
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/spear310-evb.dts b/arch/arm/boot/dts/spear310-evb.dts
new file mode 100644
index 00000000000..6d95317100a
--- /dev/null
+++ b/arch/arm/boot/dts/spear310-evb.dts
@@ -0,0 +1,172 @@
+/*
+ * DTS file for SPEAr310 Evaluation Baord
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/dts-v1/;
+/include/ "spear310.dtsi"
+
+/ {
+ model = "ST SPEAr310 Evaluation Board";
+ compatible = "st,spear310-evb", "st,spear310";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ memory {
+ reg = <0 0x40000000>;
+ };
+
+ ahb {
+ pinmux@b4000000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&state_default>;
+
+ state_default: pinmux {
+ gpio0 {
+ st,pins = "gpio0_pin0_grp",
+ "gpio0_pin1_grp",
+ "gpio0_pin2_grp",
+ "gpio0_pin3_grp",
+ "gpio0_pin4_grp",
+ "gpio0_pin5_grp";
+ st,function = "gpio0";
+ };
+ i2c0 {
+ st,pins = "i2c0_grp";
+ st,function = "i2c0";
+ };
+ mii0 {
+ st,pins = "mii0_grp";
+ st,function = "mii0";
+ };
+ ssp0 {
+ st,pins = "ssp0_grp";
+ st,function = "ssp0";
+ };
+ uart0 {
+ st,pins = "uart0_grp";
+ st,function = "uart0";
+ };
+ emi {
+ st,pins = "emi_cs_0_to_5_grp";
+ st,function = "emi";
+ };
+ fsmc {
+ st,pins = "fsmc_grp";
+ st,function = "fsmc";
+ };
+ uart1 {
+ st,pins = "uart1_grp";
+ st,function = "uart1";
+ };
+ uart2 {
+ st,pins = "uart2_grp";
+ st,function = "uart2";
+ };
+ uart3 {
+ st,pins = "uart3_grp";
+ st,function = "uart3";
+ };
+ uart4 {
+ st,pins = "uart4_grp";
+ st,function = "uart4";
+ };
+ uart5 {
+ st,pins = "uart5_grp";
+ st,function = "uart5";
+ };
+ };
+ };
+
+ dma@fc400000 {
+ status = "okay";
+ };
+
+ fsmc: flash@44000000 {
+ status = "okay";
+ };
+
+ gmac: eth@e0800000 {
+ status = "okay";
+ };
+
+ smi: flash@fc000000 {
+ status = "okay";
+ clock-rate=<50000000>;
+
+ flash@f8000000 {
+ label = "m25p64";
+ reg = <0xf8000000 0x800000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ st,smi-fast-mode;
+ };
+ };
+
+ spi0: spi@d0100000 {
+ status = "okay";
+ };
+
+ ehci@e1800000 {
+ status = "okay";
+ };
+
+ ohci@e1900000 {
+ status = "okay";
+ };
+
+ ohci@e2100000 {
+ status = "okay";
+ };
+
+ apb {
+ gpio0: gpio@fc980000 {
+ status = "okay";
+ };
+
+ i2c0: i2c@d0180000 {
+ status = "okay";
+ };
+
+ rtc@fc900000 {
+ status = "okay";
+ };
+
+ serial@d0000000 {
+ status = "okay";
+ };
+
+ serial@b2000000 {
+ status = "okay";
+ };
+
+ serial@b2080000 {
+ status = "okay";
+ };
+
+ serial@b2100000 {
+ status = "okay";
+ };
+
+ serial@b2180000 {
+ status = "okay";
+ };
+
+ serial@b2200000 {
+ status = "okay";
+ };
+
+ wdt@fc880000 {
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/spear310.dtsi b/arch/arm/boot/dts/spear310.dtsi
new file mode 100644
index 00000000000..e47081c494d
--- /dev/null
+++ b/arch/arm/boot/dts/spear310.dtsi
@@ -0,0 +1,80 @@
+/*
+ * DTS file for SPEAr310 SoC
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/include/ "spear3xx.dtsi"
+
+/ {
+ ahb {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges = <0x40000000 0x40000000 0x10000000
+ 0xb0000000 0xb0000000 0x10000000
+ 0xd0000000 0xd0000000 0x30000000>;
+
+ pinmux@b4000000 {
+ compatible = "st,spear310-pinmux";
+ reg = <0xb4000000 0x1000>;
+ };
+
+ fsmc: flash@44000000 {
+ compatible = "st,spear600-fsmc-nand";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0x44000000 0x1000 /* FSMC Register */
+ 0x40000000 0x0010>; /* NAND Base */
+ reg-names = "fsmc_regs", "nand_data";
+ st,ale-off = <0x10000>;
+ st,cle-off = <0x20000>;
+ status = "disabled";
+ };
+
+ apb {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges = <0xb0000000 0xb0000000 0x10000000
+ 0xd0000000 0xd0000000 0x30000000>;
+
+ serial@b2000000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xb2000000 0x1000>;
+ status = "disabled";
+ };
+
+ serial@b2080000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xb2080000 0x1000>;
+ status = "disabled";
+ };
+
+ serial@b2100000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xb2100000 0x1000>;
+ status = "disabled";
+ };
+
+ serial@b2180000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xb2180000 0x1000>;
+ status = "disabled";
+ };
+
+ serial@b2200000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xb2200000 0x1000>;
+ status = "disabled";
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/spear320-evb.dts b/arch/arm/boot/dts/spear320-evb.dts
new file mode 100644
index 00000000000..0c6463b71a3
--- /dev/null
+++ b/arch/arm/boot/dts/spear320-evb.dts
@@ -0,0 +1,173 @@
+/*
+ * DTS file for SPEAr320 Evaluation Baord
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/dts-v1/;
+/include/ "spear320.dtsi"
+
+/ {
+ model = "ST SPEAr300 Evaluation Board";
+ compatible = "st,spear300-evb", "st,spear300";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ memory {
+ reg = <0 0x40000000>;
+ };
+
+ ahb {
+ pinmux@b3000000 {
+ st,pinmux-mode = <3>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&state_default>;
+
+ state_default: pinmux {
+ i2c0 {
+ st,pins = "i2c0_grp";
+ st,function = "i2c0";
+ };
+ mii0 {
+ st,pins = "mii0_grp";
+ st,function = "mii0";
+ };
+ ssp0 {
+ st,pins = "ssp0_grp";
+ st,function = "ssp0";
+ };
+ uart0 {
+ st,pins = "uart0_grp";
+ st,function = "uart0";
+ };
+ sdhci {
+ st,pins = "sdhci_cd_51_grp";
+ st,function = "sdhci";
+ };
+ i2s {
+ st,pins = "i2s_grp";
+ st,function = "i2s";
+ };
+ uart1 {
+ st,pins = "uart1_grp";
+ st,function = "uart1";
+ };
+ uart2 {
+ st,pins = "uart2_grp";
+ st,function = "uart2";
+ };
+ can0 {
+ st,pins = "can0_grp";
+ st,function = "can0";
+ };
+ can1 {
+ st,pins = "can1_grp";
+ st,function = "can1";
+ };
+ mii2 {
+ st,pins = "mii2_grp";
+ st,function = "mii2";
+ };
+ pwm0_1 {
+ st,pins = "pwm0_1_pin_14_15_grp";
+ st,function = "pwm0_1";
+ };
+ pwm2 {
+ st,pins = "pwm2_pin_13_grp";
+ st,function = "pwm2";
+ };
+ };
+ };
+
+ clcd@90000000 {
+ status = "okay";
+ };
+
+ dma@fc400000 {
+ status = "okay";
+ };
+
+ fsmc: flash@4c000000 {
+ status = "okay";
+ };
+
+ gmac: eth@e0800000 {
+ status = "okay";
+ };
+
+ sdhci@70000000 {
+ power-gpio = <&gpio0 2 1>;
+ power_always_enb;
+ status = "okay";
+ };
+
+ smi: flash@fc000000 {
+ status = "okay";
+ };
+
+ spi0: spi@d0100000 {
+ status = "okay";
+ };
+
+ spi1: spi@a5000000 {
+ status = "okay";
+ };
+
+ spi2: spi@a6000000 {
+ status = "okay";
+ };
+
+ ehci@e1800000 {
+ status = "okay";
+ };
+
+ ohci@e1900000 {
+ status = "okay";
+ };
+
+ ohci@e2100000 {
+ status = "okay";
+ };
+
+ apb {
+ gpio0: gpio@fc980000 {
+ status = "okay";
+ };
+
+ i2c0: i2c@d0180000 {
+ status = "okay";
+ };
+
+ i2c1: i2c@a7000000 {
+ status = "okay";
+ };
+
+ rtc@fc900000 {
+ status = "okay";
+ };
+
+ serial@d0000000 {
+ status = "okay";
+ };
+
+ serial@a3000000 {
+ status = "okay";
+ };
+
+ serial@a4000000 {
+ status = "okay";
+ };
+
+ wdt@fc880000 {
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/spear320.dtsi b/arch/arm/boot/dts/spear320.dtsi
new file mode 100644
index 00000000000..5372ca399b1
--- /dev/null
+++ b/arch/arm/boot/dts/spear320.dtsi
@@ -0,0 +1,95 @@
+/*
+ * DTS file for SPEAr320 SoC
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/include/ "spear3xx.dtsi"
+
+/ {
+ ahb {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges = <0x40000000 0x40000000 0x80000000
+ 0xd0000000 0xd0000000 0x30000000>;
+
+ pinmux@b3000000 {
+ compatible = "st,spear320-pinmux";
+ reg = <0xb3000000 0x1000>;
+ };
+
+ clcd@90000000 {
+ compatible = "arm,clcd-pl110", "arm,primecell";
+ reg = <0x90000000 0x1000>;
+ interrupts = <33>;
+ status = "disabled";
+ };
+
+ fsmc: flash@4c000000 {
+ compatible = "st,spear600-fsmc-nand";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0x4c000000 0x1000 /* FSMC Register */
+ 0x50000000 0x0010>; /* NAND Base */
+ reg-names = "fsmc_regs", "nand_data";
+ st,ale-off = <0x20000>;
+ st,cle-off = <0x10000>;
+ status = "disabled";
+ };
+
+ sdhci@70000000 {
+ compatible = "st,sdhci-spear";
+ reg = <0x70000000 0x100>;
+ interrupts = <29>;
+ status = "disabled";
+ };
+
+ spi1: spi@a5000000 {
+ compatible = "arm,pl022", "arm,primecell";
+ reg = <0xa5000000 0x1000>;
+ status = "disabled";
+ };
+
+ spi2: spi@a6000000 {
+ compatible = "arm,pl022", "arm,primecell";
+ reg = <0xa6000000 0x1000>;
+ status = "disabled";
+ };
+
+ apb {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges = <0xa0000000 0xa0000000 0x10000000
+ 0xd0000000 0xd0000000 0x30000000>;
+
+ i2c1: i2c@a7000000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "snps,designware-i2c";
+ reg = <0xa7000000 0x1000>;
+ status = "disabled";
+ };
+
+ serial@a3000000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xa3000000 0x1000>;
+ status = "disabled";
+ };
+
+ serial@a4000000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xa4000000 0x1000>;
+ status = "disabled";
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/spear3xx.dtsi b/arch/arm/boot/dts/spear3xx.dtsi
new file mode 100644
index 00000000000..0ae7c8e8631
--- /dev/null
+++ b/arch/arm/boot/dts/spear3xx.dtsi
@@ -0,0 +1,144 @@
+/*
+ * DTS file for all SPEAr3xx SoCs
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/include/ "skeleton.dtsi"
+
+/ {
+ interrupt-parent = <&vic>;
+
+ cpus {
+ cpu@0 {
+ compatible = "arm,arm926ejs";
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0 0x40000000>;
+ };
+
+ ahb {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges = <0xd0000000 0xd0000000 0x30000000>;
+
+ vic: interrupt-controller@f1100000 {
+ compatible = "arm,pl190-vic";
+ interrupt-controller;
+ reg = <0xf1100000 0x1000>;
+ #interrupt-cells = <1>;
+ };
+
+ dma@fc400000 {
+ compatible = "arm,pl080", "arm,primecell";
+ reg = <0xfc400000 0x1000>;
+ interrupt-parent = <&vic>;
+ interrupts = <8>;
+ status = "disabled";
+ };
+
+ gmac: eth@e0800000 {
+ compatible = "st,spear600-gmac";
+ reg = <0xe0800000 0x8000>;
+ interrupts = <23 22>;
+ interrupt-names = "macirq", "eth_wake_irq";
+ status = "disabled";
+ };
+
+ smi: flash@fc000000 {
+ compatible = "st,spear600-smi";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0xfc000000 0x1000>;
+ interrupts = <9>;
+ status = "disabled";
+ };
+
+ spi0: spi@d0100000 {
+ compatible = "arm,pl022", "arm,primecell";
+ reg = <0xd0100000 0x1000>;
+ interrupts = <20>;
+ status = "disabled";
+ };
+
+ ehci@e1800000 {
+ compatible = "st,spear600-ehci", "usb-ehci";
+ reg = <0xe1800000 0x1000>;
+ interrupts = <26>;
+ status = "disabled";
+ };
+
+ ohci@e1900000 {
+ compatible = "st,spear600-ohci", "usb-ohci";
+ reg = <0xe1900000 0x1000>;
+ interrupts = <25>;
+ status = "disabled";
+ };
+
+ ohci@e2100000 {
+ compatible = "st,spear600-ohci", "usb-ohci";
+ reg = <0xe2100000 0x1000>;
+ interrupts = <27>;
+ status = "disabled";
+ };
+
+ apb {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges = <0xd0000000 0xd0000000 0x30000000>;
+
+ gpio0: gpio@fc980000 {
+ compatible = "arm,pl061", "arm,primecell";
+ reg = <0xfc980000 0x1000>;
+ interrupts = <11>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ status = "disabled";
+ };
+
+ i2c0: i2c@d0180000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "snps,designware-i2c";
+ reg = <0xd0180000 0x1000>;
+ interrupts = <21>;
+ status = "disabled";
+ };
+
+ rtc@fc900000 {
+ compatible = "st,spear-rtc";
+ reg = <0xfc900000 0x1000>;
+ interrupts = <10>;
+ status = "disabled";
+ };
+
+ serial@d0000000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0xd0000000 0x1000>;
+ interrupts = <19>;
+ status = "disabled";
+ };
+
+ wdt@fc880000 {
+ compatible = "arm,sp805", "arm,primecell";
+ reg = <0xfc880000 0x1000>;
+ interrupts = <12>;
+ status = "disabled";
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/spear600-evb.dts b/arch/arm/boot/dts/spear600-evb.dts
index 636292e18c9..790a7a8a5cc 100644
--- a/arch/arm/boot/dts/spear600-evb.dts
+++ b/arch/arm/boot/dts/spear600-evb.dts
@@ -24,6 +24,10 @@
};
ahb {
+ dma@fc400000 {
+ status = "okay";
+ };
+
gmac: ethernet@e0800000 {
phy-mode = "gmii";
status = "okay";
diff --git a/arch/arm/boot/dts/spear600.dtsi b/arch/arm/boot/dts/spear600.dtsi
index ebe0885a2b9..d777e3a6f17 100644
--- a/arch/arm/boot/dts/spear600.dtsi
+++ b/arch/arm/boot/dts/spear600.dtsi
@@ -45,6 +45,14 @@
#interrupt-cells = <1>;
};
+ dma@fc400000 {
+ compatible = "arm,pl080", "arm,primecell";
+ reg = <0xfc400000 0x1000>;
+ interrupt-parent = <&vic1>;
+ interrupts = <10>;
+ status = "disabled";
+ };
+
gmac: ethernet@e0800000 {
compatible = "st,spear600-gmac";
reg = <0xe0800000 0x8000>;
diff --git a/arch/arm/configs/spear3xx_defconfig b/arch/arm/configs/spear3xx_defconfig
index fea7e1f026a..7ed42912d69 100644
--- a/arch/arm/configs/spear3xx_defconfig
+++ b/arch/arm/configs/spear3xx_defconfig
@@ -2,33 +2,67 @@ CONFIG_EXPERIMENTAL=y
CONFIG_SYSVIPC=y
CONFIG_BSD_PROCESS_ACCT=y
CONFIG_BLK_DEV_INITRD=y
-CONFIG_KALLSYMS_EXTRA_PASS=y
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
CONFIG_MODVERSIONS=y
+CONFIG_PARTITION_ADVANCED=y
CONFIG_PLAT_SPEAR=y
-CONFIG_BOARD_SPEAR300_EVB=y
-CONFIG_BOARD_SPEAR310_EVB=y
-CONFIG_BOARD_SPEAR320_EVB=y
+CONFIG_MACH_SPEAR300=y
+CONFIG_MACH_SPEAR310=y
+CONFIG_MACH_SPEAR320=y
CONFIG_BINFMT_MISC=y
+CONFIG_NET=y
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_MTD=y
+CONFIG_MTD_NAND=y
+CONFIG_MTD_NAND_FSMC=y
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=16384
+CONFIG_NETDEVICES=y
+# CONFIG_NET_VENDOR_BROADCOM is not set
+# CONFIG_NET_VENDOR_CIRRUS is not set
+# CONFIG_NET_VENDOR_FARADAY is not set
+# CONFIG_NET_VENDOR_INTEL is not set
+# CONFIG_NET_VENDOR_MICREL is not set
+# CONFIG_NET_VENDOR_NATSEMI is not set
+# CONFIG_NET_VENDOR_SEEQ is not set
+# CONFIG_NET_VENDOR_SMSC is not set
+CONFIG_STMMAC_ETH=y
+# CONFIG_WLAN is not set
CONFIG_INPUT_FF_MEMLESS=y
# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_KEYBOARD_ATKBD is not set
+CONFIG_KEYBOARD_SPEAR=y
# CONFIG_INPUT_MOUSE is not set
+# CONFIG_LEGACY_PTYS is not set
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
-# CONFIG_LEGACY_PTYS is not set
# CONFIG_HW_RANDOM is not set
CONFIG_RAW_DRIVER=y
CONFIG_MAX_RAW_DEVS=8192
+CONFIG_I2C=y
+CONFIG_I2C_DESIGNWARE_PLATFORM=y
+CONFIG_SPI=y
+CONFIG_SPI_PL022=y
CONFIG_GPIO_SYSFS=y
CONFIG_GPIO_PL061=y
# CONFIG_HWMON is not set
+CONFIG_WATCHDOG=y
+CONFIG_ARM_SP805_WATCHDOG=y
+CONFIG_FB=y
+CONFIG_FB_ARMCLCD=y
# CONFIG_HID_SUPPORT is not set
-# CONFIG_USB_SUPPORT is not set
+CONFIG_USB=y
+# CONFIG_USB_DEVICE_CLASS is not set
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_SPEAR=y
+CONFIG_RTC_CLASS=y
+CONFIG_DMADEVICES=y
+CONFIG_AMBA_PL08X=y
+CONFIG_DMATEST=m
CONFIG_EXT2_FS=y
CONFIG_EXT2_FS_XATTR=y
CONFIG_EXT2_FS_SECURITY=y
@@ -39,8 +73,6 @@ CONFIG_MSDOS_FS=m
CONFIG_VFAT_FS=m
CONFIG_FAT_DEFAULT_IOCHARSET="ascii"
CONFIG_TMPFS=y
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_NLS=y
CONFIG_NLS_DEFAULT="utf8"
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ASCII=m
@@ -48,6 +80,4 @@ CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_SPINLOCK=y
-CONFIG_DEBUG_SPINLOCK_SLEEP=y
CONFIG_DEBUG_INFO=y
-# CONFIG_CRC32 is not set
diff --git a/arch/arm/configs/spear6xx_defconfig b/arch/arm/configs/spear6xx_defconfig
index cef2e836afd..cf94bc73a0e 100644
--- a/arch/arm/configs/spear6xx_defconfig
+++ b/arch/arm/configs/spear6xx_defconfig
@@ -2,29 +2,58 @@ CONFIG_EXPERIMENTAL=y
CONFIG_SYSVIPC=y
CONFIG_BSD_PROCESS_ACCT=y
CONFIG_BLK_DEV_INITRD=y
-CONFIG_KALLSYMS_EXTRA_PASS=y
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
CONFIG_MODVERSIONS=y
+CONFIG_PARTITION_ADVANCED=y
CONFIG_PLAT_SPEAR=y
CONFIG_ARCH_SPEAR6XX=y
-CONFIG_BOARD_SPEAR600_EVB=y
+CONFIG_BOARD_SPEAR600_DT=y
CONFIG_BINFMT_MISC=y
+CONFIG_NET=y
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_MTD=y
+CONFIG_MTD_NAND=y
+CONFIG_MTD_NAND_FSMC=y
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=16384
+CONFIG_NETDEVICES=y
+# CONFIG_NET_VENDOR_BROADCOM is not set
+# CONFIG_NET_VENDOR_CIRRUS is not set
+# CONFIG_NET_VENDOR_FARADAY is not set
+# CONFIG_NET_VENDOR_INTEL is not set
+# CONFIG_NET_VENDOR_MICREL is not set
+# CONFIG_NET_VENDOR_NATSEMI is not set
+# CONFIG_NET_VENDOR_SEEQ is not set
+# CONFIG_NET_VENDOR_SMSC is not set
+CONFIG_STMMAC_ETH=y
+# CONFIG_WLAN is not set
CONFIG_INPUT_FF_MEMLESS=y
# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_LEGACY_PTYS is not set
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
-# CONFIG_LEGACY_PTYS is not set
CONFIG_RAW_DRIVER=y
CONFIG_MAX_RAW_DEVS=8192
+CONFIG_I2C=y
+CONFIG_I2C_DESIGNWARE_PLATFORM=y
+CONFIG_SPI=y
+CONFIG_SPI_PL022=y
CONFIG_GPIO_SYSFS=y
CONFIG_GPIO_PL061=y
# CONFIG_HWMON is not set
+CONFIG_WATCHDOG=y
+CONFIG_ARM_SP805_WATCHDOG=y
# CONFIG_HID_SUPPORT is not set
-# CONFIG_USB_SUPPORT is not set
+CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_RTC_CLASS=y
+CONFIG_DMADEVICES=y
+CONFIG_AMBA_PL08X=y
+CONFIG_DMATEST=m
CONFIG_EXT2_FS=y
CONFIG_EXT2_FS_XATTR=y
CONFIG_EXT2_FS_SECURITY=y
@@ -35,8 +64,6 @@ CONFIG_MSDOS_FS=m
CONFIG_VFAT_FS=m
CONFIG_FAT_DEFAULT_IOCHARSET="ascii"
CONFIG_TMPFS=y
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_NLS=y
CONFIG_NLS_DEFAULT="utf8"
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ASCII=m
@@ -44,6 +71,4 @@ CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_SPINLOCK=y
-CONFIG_DEBUG_SPINLOCK_SLEEP=y
CONFIG_DEBUG_INFO=y
-# CONFIG_CRC32 is not set
diff --git a/arch/arm/mach-spear3xx/Kconfig b/arch/arm/mach-spear3xx/Kconfig
index 2cee6b0de37..8bd37291fa4 100644
--- a/arch/arm/mach-spear3xx/Kconfig
+++ b/arch/arm/mach-spear3xx/Kconfig
@@ -5,39 +5,22 @@
if ARCH_SPEAR3XX
menu "SPEAr3xx Implementations"
-config BOARD_SPEAR300_EVB
- bool "SPEAr300 Evaluation Board"
- select MACH_SPEAR300
- help
- Supports ST SPEAr300 Evaluation Board
-
-config BOARD_SPEAR310_EVB
- bool "SPEAr310 Evaluation Board"
- select MACH_SPEAR310
- help
- Supports ST SPEAr310 Evaluation Board
-
-config BOARD_SPEAR320_EVB
- bool "SPEAr320 Evaluation Board"
- select MACH_SPEAR320
- help
- Supports ST SPEAr320 Evaluation Board
-
-endmenu
-
config MACH_SPEAR300
- bool "SPEAr300"
+ bool "SPEAr300 Machine support with Device Tree"
+ select PINCTRL_SPEAR300
help
- Supports ST SPEAr300 Machine
+ Supports ST SPEAr300 machine configured via the device-tree
config MACH_SPEAR310
- bool "SPEAr310"
+ bool "SPEAr310 Machine support with Device Tree"
+ select PINCTRL_SPEAR310
help
- Supports ST SPEAr310 Machine
+ Supports ST SPEAr310 machine configured via the device-tree
config MACH_SPEAR320
- bool "SPEAr320"
+ bool "SPEAr320 Machine support with Device Tree"
+ select PINCTRL_SPEAR320
help
- Supports ST SPEAr320 Machine
-
+ Supports ST SPEAr320 machine configured via the device-tree
+endmenu
endif #ARCH_SPEAR3XX
diff --git a/arch/arm/mach-spear3xx/Makefile b/arch/arm/mach-spear3xx/Makefile
index 5b30d0d1089..8d12faa178f 100644
--- a/arch/arm/mach-spear3xx/Makefile
+++ b/arch/arm/mach-spear3xx/Makefile
@@ -3,24 +3,13 @@
#
# common files
-obj-y += spear3xx.o
+obj-$(CONFIG_ARCH_SPEAR3XX) += spear3xx.o
# spear300 specific files
obj-$(CONFIG_MACH_SPEAR300) += spear300.o
-# spear300 boards files
-obj-$(CONFIG_BOARD_SPEAR300_EVB) += spear300_evb.o
-
-
# spear310 specific files
obj-$(CONFIG_MACH_SPEAR310) += spear310.o
-# spear310 boards files
-obj-$(CONFIG_BOARD_SPEAR310_EVB) += spear310_evb.o
-
-
# spear320 specific files
obj-$(CONFIG_MACH_SPEAR320) += spear320.o
-
-# spear320 boards files
-obj-$(CONFIG_BOARD_SPEAR320_EVB) += spear320_evb.o
diff --git a/arch/arm/mach-spear3xx/Makefile.boot b/arch/arm/mach-spear3xx/Makefile.boot
index 4674a4c221d..d93e2177e6e 100644
--- a/arch/arm/mach-spear3xx/Makefile.boot
+++ b/arch/arm/mach-spear3xx/Makefile.boot
@@ -1,3 +1,7 @@
zreladdr-y += 0x00008000
params_phys-y := 0x00000100
initrd_phys-y := 0x00800000
+
+dtb-$(CONFIG_MACH_SPEAR300) += spear300-evb.dtb
+dtb-$(CONFIG_MACH_SPEAR310) += spear310-evb.dtb
+dtb-$(CONFIG_MACH_SPEAR320) += spear320-evb.dtb
diff --git a/arch/arm/mach-spear3xx/include/mach/generic.h b/arch/arm/mach-spear3xx/include/mach/generic.h
index 15c107aad20..c10eac6c10c 100644
--- a/arch/arm/mach-spear3xx/include/mach/generic.h
+++ b/arch/arm/mach-spear3xx/include/mach/generic.h
@@ -14,12 +14,12 @@
#ifndef __MACH_GENERIC_H
#define __MACH_GENERIC_H
+#include <linux/amba/pl08x.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/amba/bus.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
-#include <plat/padmux.h>
/* spear3xx declarations */
/*
@@ -31,171 +31,16 @@
#define SPEAR_GPT0_CHAN1_IRQ SPEAR3XX_IRQ_CPU_GPT1_2
/* Add spear3xx family device structure declarations here */
-extern struct amba_device spear3xx_gpio_device;
-extern struct amba_device spear3xx_uart_device;
extern struct sys_timer spear3xx_timer;
+extern struct pl022_ssp_controller pl022_plat_data;
+extern struct pl08x_platform_data pl080_plat_data;
/* Add spear3xx family function declarations here */
void __init spear_setup_timer(void);
void __init spear3xx_clk_init(void);
void __init spear3xx_map_io(void);
-void __init spear3xx_init_irq(void);
-void __init spear3xx_init(void);
+void __init spear3xx_dt_init_irq(void);
void spear_restart(char, const char *);
-/* pad mux declarations */
-#define PMX_FIRDA_MASK (1 << 14)
-#define PMX_I2C_MASK (1 << 13)
-#define PMX_SSP_CS_MASK (1 << 12)
-#define PMX_SSP_MASK (1 << 11)
-#define PMX_MII_MASK (1 << 10)
-#define PMX_GPIO_PIN0_MASK (1 << 9)
-#define PMX_GPIO_PIN1_MASK (1 << 8)
-#define PMX_GPIO_PIN2_MASK (1 << 7)
-#define PMX_GPIO_PIN3_MASK (1 << 6)
-#define PMX_GPIO_PIN4_MASK (1 << 5)
-#define PMX_GPIO_PIN5_MASK (1 << 4)
-#define PMX_UART0_MODEM_MASK (1 << 3)
-#define PMX_UART0_MASK (1 << 2)
-#define PMX_TIMER_3_4_MASK (1 << 1)
-#define PMX_TIMER_1_2_MASK (1 << 0)
-
-/* pad mux devices */
-extern struct pmx_dev spear3xx_pmx_firda;
-extern struct pmx_dev spear3xx_pmx_i2c;
-extern struct pmx_dev spear3xx_pmx_ssp_cs;
-extern struct pmx_dev spear3xx_pmx_ssp;
-extern struct pmx_dev spear3xx_pmx_mii;
-extern struct pmx_dev spear3xx_pmx_gpio_pin0;
-extern struct pmx_dev spear3xx_pmx_gpio_pin1;
-extern struct pmx_dev spear3xx_pmx_gpio_pin2;
-extern struct pmx_dev spear3xx_pmx_gpio_pin3;
-extern struct pmx_dev spear3xx_pmx_gpio_pin4;
-extern struct pmx_dev spear3xx_pmx_gpio_pin5;
-extern struct pmx_dev spear3xx_pmx_uart0_modem;
-extern struct pmx_dev spear3xx_pmx_uart0;
-extern struct pmx_dev spear3xx_pmx_timer_3_4;
-extern struct pmx_dev spear3xx_pmx_timer_1_2;
-
-#if defined(CONFIG_MACH_SPEAR310) || defined(CONFIG_MACH_SPEAR320)
-/* padmux plgpio devices */
-extern struct pmx_dev spear3xx_pmx_plgpio_0_1;
-extern struct pmx_dev spear3xx_pmx_plgpio_2_3;
-extern struct pmx_dev spear3xx_pmx_plgpio_4_5;
-extern struct pmx_dev spear3xx_pmx_plgpio_6_9;
-extern struct pmx_dev spear3xx_pmx_plgpio_10_27;
-extern struct pmx_dev spear3xx_pmx_plgpio_28;
-extern struct pmx_dev spear3xx_pmx_plgpio_29;
-extern struct pmx_dev spear3xx_pmx_plgpio_30;
-extern struct pmx_dev spear3xx_pmx_plgpio_31;
-extern struct pmx_dev spear3xx_pmx_plgpio_32;
-extern struct pmx_dev spear3xx_pmx_plgpio_33;
-extern struct pmx_dev spear3xx_pmx_plgpio_34_36;
-extern struct pmx_dev spear3xx_pmx_plgpio_37_42;
-extern struct pmx_dev spear3xx_pmx_plgpio_43_44_47_48;
-extern struct pmx_dev spear3xx_pmx_plgpio_45_46_49_50;
-#endif
-
-/* spear300 declarations */
-#ifdef CONFIG_MACH_SPEAR300
-/* Add spear300 machine device structure declarations here */
-extern struct amba_device spear300_gpio1_device;
-
-/* pad mux modes */
-extern struct pmx_mode spear300_nand_mode;
-extern struct pmx_mode spear300_nor_mode;
-extern struct pmx_mode spear300_photo_frame_mode;
-extern struct pmx_mode spear300_lend_ip_phone_mode;
-extern struct pmx_mode spear300_hend_ip_phone_mode;
-extern struct pmx_mode spear300_lend_wifi_phone_mode;
-extern struct pmx_mode spear300_hend_wifi_phone_mode;
-extern struct pmx_mode spear300_ata_pabx_wi2s_mode;
-extern struct pmx_mode spear300_ata_pabx_i2s_mode;
-extern struct pmx_mode spear300_caml_lcdw_mode;
-extern struct pmx_mode spear300_camu_lcd_mode;
-extern struct pmx_mode spear300_camu_wlcd_mode;
-extern struct pmx_mode spear300_caml_lcd_mode;
-
-/* pad mux devices */
-extern struct pmx_dev spear300_pmx_fsmc_2_chips;
-extern struct pmx_dev spear300_pmx_fsmc_4_chips;
-extern struct pmx_dev spear300_pmx_keyboard;
-extern struct pmx_dev spear300_pmx_clcd;
-extern struct pmx_dev spear300_pmx_telecom_gpio;
-extern struct pmx_dev spear300_pmx_telecom_tdm;
-extern struct pmx_dev spear300_pmx_telecom_spi_cs_i2c_clk;
-extern struct pmx_dev spear300_pmx_telecom_camera;
-extern struct pmx_dev spear300_pmx_telecom_dac;
-extern struct pmx_dev spear300_pmx_telecom_i2s;
-extern struct pmx_dev spear300_pmx_telecom_boot_pins;
-extern struct pmx_dev spear300_pmx_telecom_sdhci_4bit;
-extern struct pmx_dev spear300_pmx_telecom_sdhci_8bit;
-extern struct pmx_dev spear300_pmx_gpio1;
-
-/* Add spear300 machine function declarations here */
-void __init spear300_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
- u8 pmx_dev_count);
-
-#endif /* CONFIG_MACH_SPEAR300 */
-
-/* spear310 declarations */
-#ifdef CONFIG_MACH_SPEAR310
-/* Add spear310 machine device structure declarations here */
-
-/* pad mux devices */
-extern struct pmx_dev spear310_pmx_emi_cs_0_1_4_5;
-extern struct pmx_dev spear310_pmx_emi_cs_2_3;
-extern struct pmx_dev spear310_pmx_uart1;
-extern struct pmx_dev spear310_pmx_uart2;
-extern struct pmx_dev spear310_pmx_uart3_4_5;
-extern struct pmx_dev spear310_pmx_fsmc;
-extern struct pmx_dev spear310_pmx_rs485_0_1;
-extern struct pmx_dev spear310_pmx_tdm0;
-
-/* Add spear310 machine function declarations here */
-void __init spear310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
- u8 pmx_dev_count);
-#endif /* CONFIG_MACH_SPEAR310 */
-
-/* spear320 declarations */
-#ifdef CONFIG_MACH_SPEAR320
-/* Add spear320 machine device structure declarations here */
-
-/* pad mux modes */
-extern struct pmx_mode spear320_auto_net_smii_mode;
-extern struct pmx_mode spear320_auto_net_mii_mode;
-extern struct pmx_mode spear320_auto_exp_mode;
-extern struct pmx_mode spear320_small_printers_mode;
-
-/* pad mux devices */
-extern struct pmx_dev spear320_pmx_clcd;
-extern struct pmx_dev spear320_pmx_emi;
-extern struct pmx_dev spear320_pmx_fsmc;
-extern struct pmx_dev spear320_pmx_spp;
-extern struct pmx_dev spear320_pmx_sdhci;
-extern struct pmx_dev spear320_pmx_i2s;
-extern struct pmx_dev spear320_pmx_uart1;
-extern struct pmx_dev spear320_pmx_uart1_modem;
-extern struct pmx_dev spear320_pmx_uart2;
-extern struct pmx_dev spear320_pmx_touchscreen;
-extern struct pmx_dev spear320_pmx_can;
-extern struct pmx_dev spear320_pmx_sdhci_led;
-extern struct pmx_dev spear320_pmx_pwm0;
-extern struct pmx_dev spear320_pmx_pwm1;
-extern struct pmx_dev spear320_pmx_pwm2;
-extern struct pmx_dev spear320_pmx_pwm3;
-extern struct pmx_dev spear320_pmx_ssp1;
-extern struct pmx_dev spear320_pmx_ssp2;
-extern struct pmx_dev spear320_pmx_mii1;
-extern struct pmx_dev spear320_pmx_smii0;
-extern struct pmx_dev spear320_pmx_smii1;
-extern struct pmx_dev spear320_pmx_i2c1;
-
-/* Add spear320 machine function declarations here */
-void __init spear320_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
- u8 pmx_dev_count);
-
-#endif /* CONFIG_MACH_SPEAR320 */
-
#endif /* __MACH_GENERIC_H */
diff --git a/arch/arm/mach-spear3xx/include/mach/hardware.h b/arch/arm/mach-spear3xx/include/mach/hardware.h
index 4660c0d8ec0..defa374f5be 100644
--- a/arch/arm/mach-spear3xx/include/mach/hardware.h
+++ b/arch/arm/mach-spear3xx/include/mach/hardware.h
@@ -17,7 +17,4 @@
#include <plat/hardware.h>
#include <mach/spear.h>
-/* Vitual to physical translation of statically mapped space */
-#define IO_ADDRESS(x) (x | 0xF0000000)
-
#endif /* __MACH_HARDWARE_H */
diff --git a/arch/arm/mach-spear3xx/include/mach/spear.h b/arch/arm/mach-spear3xx/include/mach/spear.h
index 88110952206..e7bc8bab83f 100644
--- a/arch/arm/mach-spear3xx/include/mach/spear.h
+++ b/arch/arm/mach-spear3xx/include/mach/spear.h
@@ -25,8 +25,9 @@
/* ICM1 - Low speed connection */
#define SPEAR3XX_ICM1_2_BASE UL(0xD0000000)
+#define VA_SPEAR3XX_ICM1_2_BASE UL(0xFD000000)
#define SPEAR3XX_ICM1_UART_BASE UL(0xD0000000)
-#define VA_SPEAR3XX_ICM1_UART_BASE IO_ADDRESS(SPEAR3XX_ICM1_UART_BASE)
+#define VA_SPEAR3XX_ICM1_UART_BASE (VA_SPEAR3XX_ICM1_2_BASE | SPEAR3XX_ICM1_UART_BASE)
#define SPEAR3XX_ICM1_ADC_BASE UL(0xD0080000)
#define SPEAR3XX_ICM1_SSP_BASE UL(0xD0100000)
#define SPEAR3XX_ICM1_I2C_BASE UL(0xD0180000)
@@ -53,11 +54,11 @@
#define SPEAR3XX_ICM3_ML1_2_BASE UL(0xF0000000)
#define SPEAR3XX_ML1_TMR_BASE UL(0xF0000000)
#define SPEAR3XX_ML1_VIC_BASE UL(0xF1100000)
-#define VA_SPEAR3XX_ML1_VIC_BASE IO_ADDRESS(SPEAR3XX_ML1_VIC_BASE)
/* ICM3 - Basic Subsystem */
#define SPEAR3XX_ICM3_SMEM_BASE UL(0xF8000000)
#define SPEAR3XX_ICM3_SMI_CTRL_BASE UL(0xFC000000)
+#define VA_SPEAR3XX_ICM3_SMI_CTRL_BASE UL(0xFC000000)
#define SPEAR3XX_ICM3_DMA_BASE UL(0xFC400000)
#define SPEAR3XX_ICM3_SDRAM_CTRL_BASE UL(0xFC600000)
#define SPEAR3XX_ICM3_TMR0_BASE UL(0xFC800000)
@@ -65,9 +66,9 @@
#define SPEAR3XX_ICM3_RTC_BASE UL(0xFC900000)
#define SPEAR3XX_ICM3_GPIO_BASE UL(0xFC980000)
#define SPEAR3XX_ICM3_SYS_CTRL_BASE UL(0xFCA00000)
-#define VA_SPEAR3XX_ICM3_SYS_CTRL_BASE IO_ADDRESS(SPEAR3XX_ICM3_SYS_CTRL_BASE)
+#define VA_SPEAR3XX_ICM3_SYS_CTRL_BASE (VA_SPEAR3XX_ICM3_SMI_CTRL_BASE | SPEAR3XX_ICM3_SYS_CTRL_BASE)
#define SPEAR3XX_ICM3_MISC_REG_BASE UL(0xFCA80000)
-#define VA_SPEAR3XX_ICM3_MISC_REG_BASE IO_ADDRESS(SPEAR3XX_ICM3_MISC_REG_BASE)
+#define VA_SPEAR3XX_ICM3_MISC_REG_BASE (VA_SPEAR3XX_ICM3_SMI_CTRL_BASE | SPEAR3XX_ICM3_MISC_REG_BASE)
#define SPEAR3XX_ICM3_TMR1_BASE UL(0xFCB00000)
/* Debug uart for linux, will be used for debug and uncompress messages */
diff --git a/arch/arm/mach-spear3xx/spear300.c b/arch/arm/mach-spear3xx/spear300.c
index f7db66812ab..2db0bd14e48 100644
--- a/arch/arm/mach-spear3xx/spear300.c
+++ b/arch/arm/mach-spear3xx/spear300.c
@@ -3,373 +3,24 @@
*
* SPEAr300 machine source file
*
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Copyright (C) 2009-2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
-#include <linux/types.h>
-#include <linux/amba/pl061.h>
-#include <linux/ptrace.h>
-#include <asm/irq.h>
+#define pr_fmt(fmt) "SPEAr300: " fmt
+
+#include <linux/amba/pl08x.h>
+#include <linux/of_platform.h>
+#include <asm/hardware/vic.h>
+#include <asm/mach/arch.h>
#include <plat/shirq.h>
#include <mach/generic.h>
#include <mach/hardware.h>
-/* pad multiplexing support */
-/* muxing registers */
-#define PAD_MUX_CONFIG_REG 0x00
-#define MODE_CONFIG_REG 0x04
-
-/* modes */
-#define NAND_MODE (1 << 0)
-#define NOR_MODE (1 << 1)
-#define PHOTO_FRAME_MODE (1 << 2)
-#define LEND_IP_PHONE_MODE (1 << 3)
-#define HEND_IP_PHONE_MODE (1 << 4)
-#define LEND_WIFI_PHONE_MODE (1 << 5)
-#define HEND_WIFI_PHONE_MODE (1 << 6)
-#define ATA_PABX_WI2S_MODE (1 << 7)
-#define ATA_PABX_I2S_MODE (1 << 8)
-#define CAML_LCDW_MODE (1 << 9)
-#define CAMU_LCD_MODE (1 << 10)
-#define CAMU_WLCD_MODE (1 << 11)
-#define CAML_LCD_MODE (1 << 12)
-#define ALL_MODES 0x1FFF
-
-struct pmx_mode spear300_nand_mode = {
- .id = NAND_MODE,
- .name = "nand mode",
- .mask = 0x00,
-};
-
-struct pmx_mode spear300_nor_mode = {
- .id = NOR_MODE,
- .name = "nor mode",
- .mask = 0x01,
-};
-
-struct pmx_mode spear300_photo_frame_mode = {
- .id = PHOTO_FRAME_MODE,
- .name = "photo frame mode",
- .mask = 0x02,
-};
-
-struct pmx_mode spear300_lend_ip_phone_mode = {
- .id = LEND_IP_PHONE_MODE,
- .name = "lend ip phone mode",
- .mask = 0x03,
-};
-
-struct pmx_mode spear300_hend_ip_phone_mode = {
- .id = HEND_IP_PHONE_MODE,
- .name = "hend ip phone mode",
- .mask = 0x04,
-};
-
-struct pmx_mode spear300_lend_wifi_phone_mode = {
- .id = LEND_WIFI_PHONE_MODE,
- .name = "lend wifi phone mode",
- .mask = 0x05,
-};
-
-struct pmx_mode spear300_hend_wifi_phone_mode = {
- .id = HEND_WIFI_PHONE_MODE,
- .name = "hend wifi phone mode",
- .mask = 0x06,
-};
-
-struct pmx_mode spear300_ata_pabx_wi2s_mode = {
- .id = ATA_PABX_WI2S_MODE,
- .name = "ata pabx wi2s mode",
- .mask = 0x07,
-};
-
-struct pmx_mode spear300_ata_pabx_i2s_mode = {
- .id = ATA_PABX_I2S_MODE,
- .name = "ata pabx i2s mode",
- .mask = 0x08,
-};
-
-struct pmx_mode spear300_caml_lcdw_mode = {
- .id = CAML_LCDW_MODE,
- .name = "caml lcdw mode",
- .mask = 0x0C,
-};
-
-struct pmx_mode spear300_camu_lcd_mode = {
- .id = CAMU_LCD_MODE,
- .name = "camu lcd mode",
- .mask = 0x0D,
-};
-
-struct pmx_mode spear300_camu_wlcd_mode = {
- .id = CAMU_WLCD_MODE,
- .name = "camu wlcd mode",
- .mask = 0x0E,
-};
-
-struct pmx_mode spear300_caml_lcd_mode = {
- .id = CAML_LCD_MODE,
- .name = "caml lcd mode",
- .mask = 0x0F,
-};
-
-/* devices */
-static struct pmx_dev_mode pmx_fsmc_2_chips_modes[] = {
- {
- .ids = NAND_MODE | NOR_MODE | PHOTO_FRAME_MODE |
- ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE,
- .mask = PMX_FIRDA_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_fsmc_2_chips = {
- .name = "fsmc_2_chips",
- .modes = pmx_fsmc_2_chips_modes,
- .mode_count = ARRAY_SIZE(pmx_fsmc_2_chips_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_fsmc_4_chips_modes[] = {
- {
- .ids = NAND_MODE | NOR_MODE | PHOTO_FRAME_MODE |
- ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE,
- .mask = PMX_FIRDA_MASK | PMX_UART0_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_fsmc_4_chips = {
- .name = "fsmc_4_chips",
- .modes = pmx_fsmc_4_chips_modes,
- .mode_count = ARRAY_SIZE(pmx_fsmc_4_chips_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_keyboard_modes[] = {
- {
- .ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE |
- LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE |
- CAML_LCDW_MODE | CAMU_LCD_MODE | CAMU_WLCD_MODE |
- CAML_LCD_MODE,
- .mask = 0x0,
- },
-};
-
-struct pmx_dev spear300_pmx_keyboard = {
- .name = "keyboard",
- .modes = pmx_keyboard_modes,
- .mode_count = ARRAY_SIZE(pmx_keyboard_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_clcd_modes[] = {
- {
- .ids = PHOTO_FRAME_MODE,
- .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK ,
- }, {
- .ids = HEND_IP_PHONE_MODE | HEND_WIFI_PHONE_MODE |
- CAMU_LCD_MODE | CAML_LCD_MODE,
- .mask = PMX_TIMER_3_4_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_clcd = {
- .name = "clcd",
- .modes = pmx_clcd_modes,
- .mode_count = ARRAY_SIZE(pmx_clcd_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_gpio_modes[] = {
- {
- .ids = PHOTO_FRAME_MODE | CAMU_LCD_MODE | CAML_LCD_MODE,
- .mask = PMX_MII_MASK,
- }, {
- .ids = LEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE,
- .mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
- }, {
- .ids = ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_WLCD_MODE,
- .mask = PMX_MII_MASK | PMX_TIMER_3_4_MASK,
- }, {
- .ids = HEND_IP_PHONE_MODE | HEND_WIFI_PHONE_MODE,
- .mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK,
- }, {
- .ids = ATA_PABX_WI2S_MODE,
- .mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK
- | PMX_UART0_MODEM_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_telecom_gpio = {
- .name = "telecom_gpio",
- .modes = pmx_telecom_gpio_modes,
- .mode_count = ARRAY_SIZE(pmx_telecom_gpio_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_tdm_modes[] = {
- {
- .ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE |
- HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE
- | HEND_WIFI_PHONE_MODE | ATA_PABX_WI2S_MODE
- | ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE
- | CAMU_WLCD_MODE | CAML_LCD_MODE,
- .mask = PMX_UART0_MODEM_MASK | PMX_SSP_CS_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_telecom_tdm = {
- .name = "telecom_tdm",
- .modes = pmx_telecom_tdm_modes,
- .mode_count = ARRAY_SIZE(pmx_telecom_tdm_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_spi_cs_i2c_clk_modes[] = {
- {
- .ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE |
- LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE
- | ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE |
- CAML_LCDW_MODE | CAML_LCD_MODE,
- .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_telecom_spi_cs_i2c_clk = {
- .name = "telecom_spi_cs_i2c_clk",
- .modes = pmx_telecom_spi_cs_i2c_clk_modes,
- .mode_count = ARRAY_SIZE(pmx_telecom_spi_cs_i2c_clk_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_camera_modes[] = {
- {
- .ids = CAML_LCDW_MODE | CAML_LCD_MODE,
- .mask = PMX_MII_MASK,
- }, {
- .ids = CAMU_LCD_MODE | CAMU_WLCD_MODE,
- .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK | PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_telecom_camera = {
- .name = "telecom_camera",
- .modes = pmx_telecom_camera_modes,
- .mode_count = ARRAY_SIZE(pmx_telecom_camera_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_dac_modes[] = {
- {
- .ids = ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE
- | CAMU_WLCD_MODE | CAML_LCD_MODE,
- .mask = PMX_TIMER_1_2_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_telecom_dac = {
- .name = "telecom_dac",
- .modes = pmx_telecom_dac_modes,
- .mode_count = ARRAY_SIZE(pmx_telecom_dac_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_i2s_modes[] = {
- {
- .ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE
- | LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE |
- ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE
- | CAMU_WLCD_MODE | CAML_LCD_MODE,
- .mask = PMX_UART0_MODEM_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_telecom_i2s = {
- .name = "telecom_i2s",
- .modes = pmx_telecom_i2s_modes,
- .mode_count = ARRAY_SIZE(pmx_telecom_i2s_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_boot_pins_modes[] = {
- {
- .ids = NAND_MODE | NOR_MODE,
- .mask = PMX_UART0_MODEM_MASK | PMX_TIMER_1_2_MASK |
- PMX_TIMER_3_4_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_telecom_boot_pins = {
- .name = "telecom_boot_pins",
- .modes = pmx_telecom_boot_pins_modes,
- .mode_count = ARRAY_SIZE(pmx_telecom_boot_pins_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_sdhci_4bit_modes[] = {
- {
- .ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE |
- HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE |
- HEND_WIFI_PHONE_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE |
- CAMU_WLCD_MODE | CAML_LCD_MODE | ATA_PABX_WI2S_MODE |
- ATA_PABX_I2S_MODE,
- .mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK |
- PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK |
- PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_telecom_sdhci_4bit = {
- .name = "telecom_sdhci_4bit",
- .modes = pmx_telecom_sdhci_4bit_modes,
- .mode_count = ARRAY_SIZE(pmx_telecom_sdhci_4bit_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_sdhci_8bit_modes[] = {
- {
- .ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE |
- HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE |
- HEND_WIFI_PHONE_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE |
- CAMU_WLCD_MODE | CAML_LCD_MODE,
- .mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK |
- PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK |
- PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK | PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_telecom_sdhci_8bit = {
- .name = "telecom_sdhci_8bit",
- .modes = pmx_telecom_sdhci_8bit_modes,
- .mode_count = ARRAY_SIZE(pmx_telecom_sdhci_8bit_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_gpio1_modes[] = {
- {
- .ids = PHOTO_FRAME_MODE,
- .mask = PMX_UART0_MODEM_MASK | PMX_TIMER_1_2_MASK |
- PMX_TIMER_3_4_MASK,
- },
-};
-
-struct pmx_dev spear300_pmx_gpio1 = {
- .name = "arm gpio1",
- .modes = pmx_gpio1_modes,
- .mode_count = ARRAY_SIZE(pmx_gpio1_modes),
- .enb_on_reset = 1,
-};
-
-/* pmx driver structure */
-static struct pmx_driver pmx_driver = {
- .mode_reg = {.offset = MODE_CONFIG_REG, .mask = 0x0000000f},
- .mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff},
-};
-
/* spear3xx shared irq */
static struct shirq_dev_config shirq_ras1_config[] = {
{
@@ -423,45 +74,239 @@ static struct spear_shirq shirq_ras1 = {
},
};
-/* Add spear300 specific devices here */
-/* arm gpio1 device registration */
-static struct pl061_platform_data gpio1_plat_data = {
- .gpio_base = 8,
- .irq_base = SPEAR300_GPIO1_INT_BASE,
+/* DMAC platform data's slave info */
+struct pl08x_channel_data spear300_dma_info[] = {
+ {
+ .bus_id = "uart0_rx",
+ .min_signal = 2,
+ .max_signal = 2,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart0_tx",
+ .min_signal = 3,
+ .max_signal = 3,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ssp0_rx",
+ .min_signal = 8,
+ .max_signal = 8,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ssp0_tx",
+ .min_signal = 9,
+ .max_signal = 9,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "i2c_rx",
+ .min_signal = 10,
+ .max_signal = 10,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "i2c_tx",
+ .min_signal = 11,
+ .max_signal = 11,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "irda",
+ .min_signal = 12,
+ .max_signal = 12,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "adc",
+ .min_signal = 13,
+ .max_signal = 13,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "to_jpeg",
+ .min_signal = 14,
+ .max_signal = 14,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "from_jpeg",
+ .min_signal = 15,
+ .max_signal = 15,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras0_rx",
+ .min_signal = 0,
+ .max_signal = 0,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras0_tx",
+ .min_signal = 1,
+ .max_signal = 1,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras1_rx",
+ .min_signal = 2,
+ .max_signal = 2,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras1_tx",
+ .min_signal = 3,
+ .max_signal = 3,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras2_rx",
+ .min_signal = 4,
+ .max_signal = 4,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras2_tx",
+ .min_signal = 5,
+ .max_signal = 5,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras3_rx",
+ .min_signal = 6,
+ .max_signal = 6,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras3_tx",
+ .min_signal = 7,
+ .max_signal = 7,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras4_rx",
+ .min_signal = 8,
+ .max_signal = 8,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras4_tx",
+ .min_signal = 9,
+ .max_signal = 9,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras5_rx",
+ .min_signal = 10,
+ .max_signal = 10,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras5_tx",
+ .min_signal = 11,
+ .max_signal = 11,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras6_rx",
+ .min_signal = 12,
+ .max_signal = 12,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras6_tx",
+ .min_signal = 13,
+ .max_signal = 13,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras7_rx",
+ .min_signal = 14,
+ .max_signal = 14,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras7_tx",
+ .min_signal = 15,
+ .max_signal = 15,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ },
};
-AMBA_APB_DEVICE(spear300_gpio1, "gpio1", 0, SPEAR300_GPIO_BASE,
- {SPEAR300_VIRQ_GPIO1}, &gpio1_plat_data);
+/* Add SPEAr300 auxdata to pass platform data */
+static struct of_dev_auxdata spear300_auxdata_lookup[] __initdata = {
+ OF_DEV_AUXDATA("arm,pl022", SPEAR3XX_ICM1_SSP_BASE, NULL,
+ &pl022_plat_data),
+ OF_DEV_AUXDATA("arm,pl080", SPEAR3XX_ICM3_DMA_BASE, NULL,
+ &pl080_plat_data),
+ {}
+};
-/* spear300 routines */
-void __init spear300_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
- u8 pmx_dev_count)
+static void __init spear300_dt_init(void)
{
- int ret = 0;
+ int ret;
+
+ pl080_plat_data.slave_channels = spear300_dma_info;
+ pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear300_dma_info);
- /* call spear3xx family common init function */
- spear3xx_init();
+ of_platform_populate(NULL, of_default_bus_match_table,
+ spear300_auxdata_lookup, NULL);
/* shared irq registration */
shirq_ras1.regs.base = ioremap(SPEAR300_TELECOM_BASE, SZ_4K);
if (shirq_ras1.regs.base) {
ret = spear_shirq_register(&shirq_ras1);
if (ret)
- printk(KERN_ERR "Error registering Shared IRQ\n");
+ pr_err("Error registering Shared IRQ\n");
}
+}
- /* pmx initialization */
- pmx_driver.mode = pmx_mode;
- pmx_driver.devs = pmx_devs;
- pmx_driver.devs_count = pmx_dev_count;
+static const char * const spear300_dt_board_compat[] = {
+ "st,spear300",
+ "st,spear300-evb",
+ NULL,
+};
- pmx_driver.base = ioremap(SPEAR300_SOC_CONFIG_BASE, SZ_4K);
- if (pmx_driver.base) {
- ret = pmx_register(&pmx_driver);
- if (ret)
- printk(KERN_ERR "padmux: registration failed. err no"
- ": %d\n", ret);
- /* Free Mapping, device selection already done */
- iounmap(pmx_driver.base);
- }
+static void __init spear300_map_io(void)
+{
+ spear3xx_map_io();
+ spear300_clk_init();
}
+
+DT_MACHINE_START(SPEAR300_DT, "ST SPEAr300 SoC with Flattened Device Tree")
+ .map_io = spear300_map_io,
+ .init_irq = spear3xx_dt_init_irq,
+ .handle_irq = vic_handle_irq,
+ .timer = &spear3xx_timer,
+ .init_machine = spear300_dt_init,
+ .restart = spear_restart,
+ .dt_compat = spear300_dt_board_compat,
+MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear300_evb.c b/arch/arm/mach-spear3xx/spear300_evb.c
deleted file mode 100644
index 3462ab9d612..00000000000
--- a/arch/arm/mach-spear3xx/spear300_evb.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * arch/arm/mach-spear3xx/spear300_evb.c
- *
- * SPEAr300 evaluation board source file
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#include <asm/hardware/vic.h>
-#include <asm/mach/arch.h>
-#include <asm/mach-types.h>
-#include <mach/generic.h>
-#include <mach/hardware.h>
-
-/* padmux devices to enable */
-static struct pmx_dev *pmx_devs[] = {
- /* spear3xx specific devices */
- &spear3xx_pmx_i2c,
- &spear3xx_pmx_ssp_cs,
- &spear3xx_pmx_ssp,
- &spear3xx_pmx_mii,
- &spear3xx_pmx_uart0,
-
- /* spear300 specific devices */
- &spear300_pmx_fsmc_2_chips,
- &spear300_pmx_clcd,
- &spear300_pmx_telecom_sdhci_4bit,
- &spear300_pmx_gpio1,
-};
-
-static struct amba_device *amba_devs[] __initdata = {
- /* spear3xx specific devices */
- &spear3xx_gpio_device,
- &spear3xx_uart_device,
-
- /* spear300 specific devices */
- &spear300_gpio1_device,
-};
-
-static struct platform_device *plat_devs[] __initdata = {
- /* spear3xx specific devices */
-
- /* spear300 specific devices */
-};
-
-static void __init spear300_evb_init(void)
-{
- unsigned int i;
-
- /* call spear300 machine init function */
- spear300_init(&spear300_photo_frame_mode, pmx_devs,
- ARRAY_SIZE(pmx_devs));
-
- /* Add Platform Devices */
- platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));
-
- /* Add Amba Devices */
- for (i = 0; i < ARRAY_SIZE(amba_devs); i++)
- amba_device_register(amba_devs[i], &iomem_resource);
-}
-
-MACHINE_START(SPEAR300, "ST-SPEAR300-EVB")
- .atag_offset = 0x100,
- .map_io = spear3xx_map_io,
- .init_irq = spear3xx_init_irq,
- .handle_irq = vic_handle_irq,
- .timer = &spear3xx_timer,
- .init_machine = spear300_evb_init,
- .restart = spear_restart,
-MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear310.c b/arch/arm/mach-spear3xx/spear310.c
index febaa6fcfb6..aec07c95120 100644
--- a/arch/arm/mach-spear3xx/spear310.c
+++ b/arch/arm/mach-spear3xx/spear310.c
@@ -3,142 +3,25 @@
*
* SPEAr310 machine source file
*
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Copyright (C) 2009-2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
-#include <linux/ptrace.h>
-#include <asm/irq.h>
+#define pr_fmt(fmt) "SPEAr310: " fmt
+
+#include <linux/amba/pl08x.h>
+#include <linux/amba/serial.h>
+#include <linux/of_platform.h>
+#include <asm/hardware/vic.h>
+#include <asm/mach/arch.h>
#include <plat/shirq.h>
#include <mach/generic.h>
#include <mach/hardware.h>
-/* pad multiplexing support */
-/* muxing registers */
-#define PAD_MUX_CONFIG_REG 0x08
-
-/* devices */
-static struct pmx_dev_mode pmx_emi_cs_0_1_4_5_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_TIMER_3_4_MASK,
- },
-};
-
-struct pmx_dev spear310_pmx_emi_cs_0_1_4_5 = {
- .name = "emi_cs_0_1_4_5",
- .modes = pmx_emi_cs_0_1_4_5_modes,
- .mode_count = ARRAY_SIZE(pmx_emi_cs_0_1_4_5_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_emi_cs_2_3_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_TIMER_1_2_MASK,
- },
-};
-
-struct pmx_dev spear310_pmx_emi_cs_2_3 = {
- .name = "emi_cs_2_3",
- .modes = pmx_emi_cs_2_3_modes,
- .mode_count = ARRAY_SIZE(pmx_emi_cs_2_3_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart1_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_FIRDA_MASK,
- },
-};
-
-struct pmx_dev spear310_pmx_uart1 = {
- .name = "uart1",
- .modes = pmx_uart1_modes,
- .mode_count = ARRAY_SIZE(pmx_uart1_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart2_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_TIMER_1_2_MASK,
- },
-};
-
-struct pmx_dev spear310_pmx_uart2 = {
- .name = "uart2",
- .modes = pmx_uart2_modes,
- .mode_count = ARRAY_SIZE(pmx_uart2_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart3_4_5_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_UART0_MODEM_MASK,
- },
-};
-
-struct pmx_dev spear310_pmx_uart3_4_5 = {
- .name = "uart3_4_5",
- .modes = pmx_uart3_4_5_modes,
- .mode_count = ARRAY_SIZE(pmx_uart3_4_5_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_fsmc_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_SSP_CS_MASK,
- },
-};
-
-struct pmx_dev spear310_pmx_fsmc = {
- .name = "fsmc",
- .modes = pmx_fsmc_modes,
- .mode_count = ARRAY_SIZE(pmx_fsmc_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_rs485_0_1_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear310_pmx_rs485_0_1 = {
- .name = "rs485_0_1",
- .modes = pmx_rs485_0_1_modes,
- .mode_count = ARRAY_SIZE(pmx_rs485_0_1_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_tdm0_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear310_pmx_tdm0 = {
- .name = "tdm0",
- .modes = pmx_tdm0_modes,
- .mode_count = ARRAY_SIZE(pmx_tdm0_modes),
- .enb_on_reset = 1,
-};
-
-/* pmx driver structure */
-static struct pmx_driver pmx_driver = {
- .mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff},
-};
-
/* spear3xx shared irq */
static struct shirq_dev_config shirq_ras1_config[] = {
{
@@ -255,17 +138,247 @@ static struct spear_shirq shirq_intrcomm_ras = {
},
};
-/* Add spear310 specific devices here */
+/* DMAC platform data's slave info */
+struct pl08x_channel_data spear310_dma_info[] = {
+ {
+ .bus_id = "uart0_rx",
+ .min_signal = 2,
+ .max_signal = 2,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart0_tx",
+ .min_signal = 3,
+ .max_signal = 3,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ssp0_rx",
+ .min_signal = 8,
+ .max_signal = 8,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ssp0_tx",
+ .min_signal = 9,
+ .max_signal = 9,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "i2c_rx",
+ .min_signal = 10,
+ .max_signal = 10,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "i2c_tx",
+ .min_signal = 11,
+ .max_signal = 11,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "irda",
+ .min_signal = 12,
+ .max_signal = 12,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "adc",
+ .min_signal = 13,
+ .max_signal = 13,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "to_jpeg",
+ .min_signal = 14,
+ .max_signal = 14,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "from_jpeg",
+ .min_signal = 15,
+ .max_signal = 15,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart1_rx",
+ .min_signal = 0,
+ .max_signal = 0,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart1_tx",
+ .min_signal = 1,
+ .max_signal = 1,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart2_rx",
+ .min_signal = 2,
+ .max_signal = 2,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart2_tx",
+ .min_signal = 3,
+ .max_signal = 3,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart3_rx",
+ .min_signal = 4,
+ .max_signal = 4,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart3_tx",
+ .min_signal = 5,
+ .max_signal = 5,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart4_rx",
+ .min_signal = 6,
+ .max_signal = 6,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart4_tx",
+ .min_signal = 7,
+ .max_signal = 7,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart5_rx",
+ .min_signal = 8,
+ .max_signal = 8,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart5_tx",
+ .min_signal = 9,
+ .max_signal = 9,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras5_rx",
+ .min_signal = 10,
+ .max_signal = 10,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras5_tx",
+ .min_signal = 11,
+ .max_signal = 11,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras6_rx",
+ .min_signal = 12,
+ .max_signal = 12,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras6_tx",
+ .min_signal = 13,
+ .max_signal = 13,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras7_rx",
+ .min_signal = 14,
+ .max_signal = 14,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras7_tx",
+ .min_signal = 15,
+ .max_signal = 15,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ },
+};
-/* spear310 routines */
-void __init spear310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
- u8 pmx_dev_count)
+/* uart devices plat data */
+static struct amba_pl011_data spear310_uart_data[] = {
+ {
+ .dma_filter = pl08x_filter_id,
+ .dma_tx_param = "uart1_tx",
+ .dma_rx_param = "uart1_rx",
+ }, {
+ .dma_filter = pl08x_filter_id,
+ .dma_tx_param = "uart2_tx",
+ .dma_rx_param = "uart2_rx",
+ }, {
+ .dma_filter = pl08x_filter_id,
+ .dma_tx_param = "uart3_tx",
+ .dma_rx_param = "uart3_rx",
+ }, {
+ .dma_filter = pl08x_filter_id,
+ .dma_tx_param = "uart4_tx",
+ .dma_rx_param = "uart4_rx",
+ }, {
+ .dma_filter = pl08x_filter_id,
+ .dma_tx_param = "uart5_tx",
+ .dma_rx_param = "uart5_rx",
+ },
+};
+
+/* Add SPEAr310 auxdata to pass platform data */
+static struct of_dev_auxdata spear310_auxdata_lookup[] __initdata = {
+ OF_DEV_AUXDATA("arm,pl022", SPEAR3XX_ICM1_SSP_BASE, NULL,
+ &pl022_plat_data),
+ OF_DEV_AUXDATA("arm,pl080", SPEAR3XX_ICM3_DMA_BASE, NULL,
+ &pl080_plat_data),
+ OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART1_BASE, NULL,
+ &spear310_uart_data[0]),
+ OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART2_BASE, NULL,
+ &spear310_uart_data[1]),
+ OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART3_BASE, NULL,
+ &spear310_uart_data[2]),
+ OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART4_BASE, NULL,
+ &spear310_uart_data[3]),
+ OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART5_BASE, NULL,
+ &spear310_uart_data[4]),
+ {}
+};
+
+static void __init spear310_dt_init(void)
{
void __iomem *base;
- int ret = 0;
+ int ret;
- /* call spear3xx family common init function */
- spear3xx_init();
+ pl080_plat_data.slave_channels = spear310_dma_info;
+ pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear310_dma_info);
+
+ of_platform_populate(NULL, of_default_bus_match_table,
+ spear310_auxdata_lookup, NULL);
/* shared irq registration */
base = ioremap(SPEAR310_SOC_CONFIG_BASE, SZ_4K);
@@ -274,35 +387,46 @@ void __init spear310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
shirq_ras1.regs.base = base;
ret = spear_shirq_register(&shirq_ras1);
if (ret)
- printk(KERN_ERR "Error registering Shared IRQ 1\n");
+ pr_err("Error registering Shared IRQ 1\n");
/* shirq 2 */
shirq_ras2.regs.base = base;
ret = spear_shirq_register(&shirq_ras2);
if (ret)
- printk(KERN_ERR "Error registering Shared IRQ 2\n");
+ pr_err("Error registering Shared IRQ 2\n");
/* shirq 3 */
shirq_ras3.regs.base = base;
ret = spear_shirq_register(&shirq_ras3);
if (ret)
- printk(KERN_ERR "Error registering Shared IRQ 3\n");
+ pr_err("Error registering Shared IRQ 3\n");
/* shirq 4 */
shirq_intrcomm_ras.regs.base = base;
ret = spear_shirq_register(&shirq_intrcomm_ras);
if (ret)
- printk(KERN_ERR "Error registering Shared IRQ 4\n");
+ pr_err("Error registering Shared IRQ 4\n");
}
+}
- /* pmx initialization */
- pmx_driver.base = base;
- pmx_driver.mode = pmx_mode;
- pmx_driver.devs = pmx_devs;
- pmx_driver.devs_count = pmx_dev_count;
+static const char * const spear310_dt_board_compat[] = {
+ "st,spear310",
+ "st,spear310-evb",
+ NULL,
+};
- ret = pmx_register(&pmx_driver);
- if (ret)
- printk(KERN_ERR "padmux: registration failed. err no: %d\n",
- ret);
+static void __init spear310_map_io(void)
+{
+ spear3xx_map_io();
+ spear310_clk_init();
}
+
+DT_MACHINE_START(SPEAR310_DT, "ST SPEAr310 SoC with Flattened Device Tree")
+ .map_io = spear310_map_io,
+ .init_irq = spear3xx_dt_init_irq,
+ .handle_irq = vic_handle_irq,
+ .timer = &spear3xx_timer,
+ .init_machine = spear310_dt_init,
+ .restart = spear_restart,
+ .dt_compat = spear310_dt_board_compat,
+MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear310_evb.c b/arch/arm/mach-spear3xx/spear310_evb.c
deleted file mode 100644
index f92c4993f65..00000000000
--- a/arch/arm/mach-spear3xx/spear310_evb.c
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * arch/arm/mach-spear3xx/spear310_evb.c
- *
- * SPEAr310 evaluation board source file
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#include <asm/hardware/vic.h>
-#include <asm/mach/arch.h>
-#include <asm/mach-types.h>
-#include <mach/generic.h>
-#include <mach/hardware.h>
-
-/* padmux devices to enable */
-static struct pmx_dev *pmx_devs[] = {
- /* spear3xx specific devices */
- &spear3xx_pmx_i2c,
- &spear3xx_pmx_ssp,
- &spear3xx_pmx_gpio_pin0,
- &spear3xx_pmx_gpio_pin1,
- &spear3xx_pmx_gpio_pin2,
- &spear3xx_pmx_gpio_pin3,
- &spear3xx_pmx_gpio_pin4,
- &spear3xx_pmx_gpio_pin5,
- &spear3xx_pmx_uart0,
-
- /* spear310 specific devices */
- &spear310_pmx_emi_cs_0_1_4_5,
- &spear310_pmx_emi_cs_2_3,
- &spear310_pmx_uart1,
- &spear310_pmx_uart2,
- &spear310_pmx_uart3_4_5,
- &spear310_pmx_fsmc,
- &spear310_pmx_rs485_0_1,
- &spear310_pmx_tdm0,
-};
-
-static struct amba_device *amba_devs[] __initdata = {
- /* spear3xx specific devices */
- &spear3xx_gpio_device,
- &spear3xx_uart_device,
-
- /* spear310 specific devices */
-};
-
-static struct platform_device *plat_devs[] __initdata = {
- /* spear3xx specific devices */
-
- /* spear310 specific devices */
-};
-
-static void __init spear310_evb_init(void)
-{
- unsigned int i;
-
- /* call spear310 machine init function */
- spear310_init(NULL, pmx_devs, ARRAY_SIZE(pmx_devs));
-
- /* Add Platform Devices */
- platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));
-
- /* Add Amba Devices */
- for (i = 0; i < ARRAY_SIZE(amba_devs); i++)
- amba_device_register(amba_devs[i], &iomem_resource);
-}
-
-MACHINE_START(SPEAR310, "ST-SPEAR310-EVB")
- .atag_offset = 0x100,
- .map_io = spear3xx_map_io,
- .init_irq = spear3xx_init_irq,
- .handle_irq = vic_handle_irq,
- .timer = &spear3xx_timer,
- .init_machine = spear310_evb_init,
- .restart = spear_restart,
-MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear320.c b/arch/arm/mach-spear3xx/spear320.c
index bfdad554319..fb28c189688 100644
--- a/arch/arm/mach-spear3xx/spear320.c
+++ b/arch/arm/mach-spear3xx/spear320.c
@@ -3,388 +3,27 @@
*
* SPEAr320 machine source file
*
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Copyright (C) 2009-2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
-#include <linux/ptrace.h>
-#include <asm/irq.h>
+#define pr_fmt(fmt) "SPEAr320: " fmt
+
+#include <linux/amba/pl022.h>
+#include <linux/amba/pl08x.h>
+#include <linux/amba/serial.h>
+#include <linux/of_platform.h>
+#include <asm/hardware/vic.h>
+#include <asm/mach/arch.h>
#include <plat/shirq.h>
#include <mach/generic.h>
#include <mach/hardware.h>
#include <mach/spear.h>
-/* pad multiplexing support */
-/* muxing registers */
-#define PAD_MUX_CONFIG_REG 0x0C
-#define MODE_CONFIG_REG 0x10
-
-/* modes */
-#define AUTO_NET_SMII_MODE (1 << 0)
-#define AUTO_NET_MII_MODE (1 << 1)
-#define AUTO_EXP_MODE (1 << 2)
-#define SMALL_PRINTERS_MODE (1 << 3)
-#define ALL_MODES 0xF
-
-struct pmx_mode spear320_auto_net_smii_mode = {
- .id = AUTO_NET_SMII_MODE,
- .name = "Automation Networking SMII Mode",
- .mask = 0x00,
-};
-
-struct pmx_mode spear320_auto_net_mii_mode = {
- .id = AUTO_NET_MII_MODE,
- .name = "Automation Networking MII Mode",
- .mask = 0x01,
-};
-
-struct pmx_mode spear320_auto_exp_mode = {
- .id = AUTO_EXP_MODE,
- .name = "Automation Expanded Mode",
- .mask = 0x02,
-};
-
-struct pmx_mode spear320_small_printers_mode = {
- .id = SMALL_PRINTERS_MODE,
- .name = "Small Printers Mode",
- .mask = 0x03,
-};
-
-/* devices */
-static struct pmx_dev_mode pmx_clcd_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE,
- .mask = 0x0,
- },
-};
-
-struct pmx_dev spear320_pmx_clcd = {
- .name = "clcd",
- .modes = pmx_clcd_modes,
- .mode_count = ARRAY_SIZE(pmx_clcd_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_emi_modes[] = {
- {
- .ids = AUTO_EXP_MODE,
- .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_emi = {
- .name = "emi",
- .modes = pmx_emi_modes,
- .mode_count = ARRAY_SIZE(pmx_emi_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_fsmc_modes[] = {
- {
- .ids = ALL_MODES,
- .mask = 0x0,
- },
-};
-
-struct pmx_dev spear320_pmx_fsmc = {
- .name = "fsmc",
- .modes = pmx_fsmc_modes,
- .mode_count = ARRAY_SIZE(pmx_fsmc_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_spp_modes[] = {
- {
- .ids = SMALL_PRINTERS_MODE,
- .mask = 0x0,
- },
-};
-
-struct pmx_dev spear320_pmx_spp = {
- .name = "spp",
- .modes = pmx_spp_modes,
- .mode_count = ARRAY_SIZE(pmx_spp_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_sdhci_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE |
- SMALL_PRINTERS_MODE,
- .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_sdhci = {
- .name = "sdhci",
- .modes = pmx_sdhci_modes,
- .mode_count = ARRAY_SIZE(pmx_sdhci_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_i2s_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
- .mask = PMX_UART0_MODEM_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_i2s = {
- .name = "i2s",
- .modes = pmx_i2s_modes,
- .mode_count = ARRAY_SIZE(pmx_i2s_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart1_modes[] = {
- {
- .ids = ALL_MODES,
- .mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_uart1 = {
- .name = "uart1",
- .modes = pmx_uart1_modes,
- .mode_count = ARRAY_SIZE(pmx_uart1_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart1_modem_modes[] = {
- {
- .ids = AUTO_EXP_MODE,
- .mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK |
- PMX_SSP_CS_MASK,
- }, {
- .ids = SMALL_PRINTERS_MODE,
- .mask = PMX_GPIO_PIN3_MASK | PMX_GPIO_PIN4_MASK |
- PMX_GPIO_PIN5_MASK | PMX_SSP_CS_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_uart1_modem = {
- .name = "uart1_modem",
- .modes = pmx_uart1_modem_modes,
- .mode_count = ARRAY_SIZE(pmx_uart1_modem_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart2_modes[] = {
- {
- .ids = ALL_MODES,
- .mask = PMX_FIRDA_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_uart2 = {
- .name = "uart2",
- .modes = pmx_uart2_modes,
- .mode_count = ARRAY_SIZE(pmx_uart2_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_touchscreen_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE,
- .mask = PMX_SSP_CS_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_touchscreen = {
- .name = "touchscreen",
- .modes = pmx_touchscreen_modes,
- .mode_count = ARRAY_SIZE(pmx_touchscreen_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_can_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE | AUTO_EXP_MODE,
- .mask = PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK |
- PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_can = {
- .name = "can",
- .modes = pmx_can_modes,
- .mode_count = ARRAY_SIZE(pmx_can_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_sdhci_led_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
- .mask = PMX_SSP_CS_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_sdhci_led = {
- .name = "sdhci_led",
- .modes = pmx_sdhci_led_modes,
- .mode_count = ARRAY_SIZE(pmx_sdhci_led_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm0_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
- .mask = PMX_UART0_MODEM_MASK,
- }, {
- .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_pwm0 = {
- .name = "pwm0",
- .modes = pmx_pwm0_modes,
- .mode_count = ARRAY_SIZE(pmx_pwm0_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm1_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
- .mask = PMX_UART0_MODEM_MASK,
- }, {
- .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_pwm1 = {
- .name = "pwm1",
- .modes = pmx_pwm1_modes,
- .mode_count = ARRAY_SIZE(pmx_pwm1_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm2_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
- .mask = PMX_SSP_CS_MASK,
- }, {
- .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_pwm2 = {
- .name = "pwm2",
- .modes = pmx_pwm2_modes,
- .mode_count = ARRAY_SIZE(pmx_pwm2_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm3_modes[] = {
- {
- .ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE | AUTO_NET_SMII_MODE,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_pwm3 = {
- .name = "pwm3",
- .modes = pmx_pwm3_modes,
- .mode_count = ARRAY_SIZE(pmx_pwm3_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_ssp1_modes[] = {
- {
- .ids = SMALL_PRINTERS_MODE | AUTO_NET_SMII_MODE,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_ssp1 = {
- .name = "ssp1",
- .modes = pmx_ssp1_modes,
- .mode_count = ARRAY_SIZE(pmx_ssp1_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_ssp2_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_ssp2 = {
- .name = "ssp2",
- .modes = pmx_ssp2_modes,
- .mode_count = ARRAY_SIZE(pmx_ssp2_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_mii1_modes[] = {
- {
- .ids = AUTO_NET_MII_MODE,
- .mask = 0x0,
- },
-};
-
-struct pmx_dev spear320_pmx_mii1 = {
- .name = "mii1",
- .modes = pmx_mii1_modes,
- .mode_count = ARRAY_SIZE(pmx_mii1_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_smii0_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE | AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_smii0 = {
- .name = "smii0",
- .modes = pmx_smii0_modes,
- .mode_count = ARRAY_SIZE(pmx_smii0_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_smii1_modes[] = {
- {
- .ids = AUTO_NET_SMII_MODE | SMALL_PRINTERS_MODE,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear320_pmx_smii1 = {
- .name = "smii1",
- .modes = pmx_smii1_modes,
- .mode_count = ARRAY_SIZE(pmx_smii1_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_i2c1_modes[] = {
- {
- .ids = AUTO_EXP_MODE,
- .mask = 0x0,
- },
-};
-
-struct pmx_dev spear320_pmx_i2c1 = {
- .name = "i2c1",
- .modes = pmx_i2c1_modes,
- .mode_count = ARRAY_SIZE(pmx_i2c1_modes),
- .enb_on_reset = 1,
-};
-
-/* pmx driver structure */
-static struct pmx_driver pmx_driver = {
- .mode_reg = {.offset = MODE_CONFIG_REG, .mask = 0x00000007},
- .mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff},
-};
-
/* spear3xx shared irq */
static struct shirq_dev_config shirq_ras1_config[] = {
{
@@ -509,17 +148,250 @@ static struct spear_shirq shirq_intrcomm_ras = {
},
};
-/* Add spear320 specific devices here */
+/* DMAC platform data's slave info */
+struct pl08x_channel_data spear320_dma_info[] = {
+ {
+ .bus_id = "uart0_rx",
+ .min_signal = 2,
+ .max_signal = 2,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart0_tx",
+ .min_signal = 3,
+ .max_signal = 3,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ssp0_rx",
+ .min_signal = 8,
+ .max_signal = 8,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ssp0_tx",
+ .min_signal = 9,
+ .max_signal = 9,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "i2c0_rx",
+ .min_signal = 10,
+ .max_signal = 10,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "i2c0_tx",
+ .min_signal = 11,
+ .max_signal = 11,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "irda",
+ .min_signal = 12,
+ .max_signal = 12,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "adc",
+ .min_signal = 13,
+ .max_signal = 13,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "to_jpeg",
+ .min_signal = 14,
+ .max_signal = 14,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "from_jpeg",
+ .min_signal = 15,
+ .max_signal = 15,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ssp1_rx",
+ .min_signal = 0,
+ .max_signal = 0,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ssp1_tx",
+ .min_signal = 1,
+ .max_signal = 1,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ssp2_rx",
+ .min_signal = 2,
+ .max_signal = 2,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ssp2_tx",
+ .min_signal = 3,
+ .max_signal = 3,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "uart1_rx",
+ .min_signal = 4,
+ .max_signal = 4,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "uart1_tx",
+ .min_signal = 5,
+ .max_signal = 5,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "uart2_rx",
+ .min_signal = 6,
+ .max_signal = 6,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "uart2_tx",
+ .min_signal = 7,
+ .max_signal = 7,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "i2c1_rx",
+ .min_signal = 8,
+ .max_signal = 8,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "i2c1_tx",
+ .min_signal = 9,
+ .max_signal = 9,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "i2c2_rx",
+ .min_signal = 10,
+ .max_signal = 10,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "i2c2_tx",
+ .min_signal = 11,
+ .max_signal = 11,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "i2s_rx",
+ .min_signal = 12,
+ .max_signal = 12,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "i2s_tx",
+ .min_signal = 13,
+ .max_signal = 13,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "rs485_rx",
+ .min_signal = 14,
+ .max_signal = 14,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "rs485_tx",
+ .min_signal = 15,
+ .max_signal = 15,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ },
+};
+
+static struct pl022_ssp_controller spear320_ssp_data[] = {
+ {
+ .bus_id = 1,
+ .enable_dma = 1,
+ .dma_filter = pl08x_filter_id,
+ .dma_tx_param = "ssp1_tx",
+ .dma_rx_param = "ssp1_rx",
+ .num_chipselect = 2,
+ }, {
+ .bus_id = 2,
+ .enable_dma = 1,
+ .dma_filter = pl08x_filter_id,
+ .dma_tx_param = "ssp2_tx",
+ .dma_rx_param = "ssp2_rx",
+ .num_chipselect = 2,
+ }
+};
+
+static struct amba_pl011_data spear320_uart_data[] = {
+ {
+ .dma_filter = pl08x_filter_id,
+ .dma_tx_param = "uart1_tx",
+ .dma_rx_param = "uart1_rx",
+ }, {
+ .dma_filter = pl08x_filter_id,
+ .dma_tx_param = "uart2_tx",
+ .dma_rx_param = "uart2_rx",
+ },
+};
-/* spear320 routines */
-void __init spear320_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
- u8 pmx_dev_count)
+/* Add SPEAr310 auxdata to pass platform data */
+static struct of_dev_auxdata spear320_auxdata_lookup[] __initdata = {
+ OF_DEV_AUXDATA("arm,pl022", SPEAR3XX_ICM1_SSP_BASE, NULL,
+ &pl022_plat_data),
+ OF_DEV_AUXDATA("arm,pl080", SPEAR3XX_ICM3_DMA_BASE, NULL,
+ &pl080_plat_data),
+ OF_DEV_AUXDATA("arm,pl022", SPEAR320_SSP0_BASE, NULL,
+ &spear320_ssp_data[0]),
+ OF_DEV_AUXDATA("arm,pl022", SPEAR320_SSP1_BASE, NULL,
+ &spear320_ssp_data[1]),
+ OF_DEV_AUXDATA("arm,pl011", SPEAR320_UART1_BASE, NULL,
+ &spear320_uart_data[0]),
+ OF_DEV_AUXDATA("arm,pl011", SPEAR320_UART2_BASE, NULL,
+ &spear320_uart_data[1]),
+ {}
+};
+
+static void __init spear320_dt_init(void)
{
void __iomem *base;
- int ret = 0;
+ int ret;
+
+ pl080_plat_data.slave_channels = spear320_dma_info;
+ pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear320_dma_info);
- /* call spear3xx family common init function */
- spear3xx_init();
+ of_platform_populate(NULL, of_default_bus_match_table,
+ spear320_auxdata_lookup, NULL);
/* shared irq registration */
base = ioremap(SPEAR320_SOC_CONFIG_BASE, SZ_4K);
@@ -528,29 +400,40 @@ void __init spear320_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
shirq_ras1.regs.base = base;
ret = spear_shirq_register(&shirq_ras1);
if (ret)
- printk(KERN_ERR "Error registering Shared IRQ 1\n");
+ pr_err("Error registering Shared IRQ 1\n");
/* shirq 3 */
shirq_ras3.regs.base = base;
ret = spear_shirq_register(&shirq_ras3);
if (ret)
- printk(KERN_ERR "Error registering Shared IRQ 3\n");
+ pr_err("Error registering Shared IRQ 3\n");
/* shirq 4 */
shirq_intrcomm_ras.regs.base = base;
ret = spear_shirq_register(&shirq_intrcomm_ras);
if (ret)
- printk(KERN_ERR "Error registering Shared IRQ 4\n");
+ pr_err("Error registering Shared IRQ 4\n");
}
+}
- /* pmx initialization */
- pmx_driver.base = base;
- pmx_driver.mode = pmx_mode;
- pmx_driver.devs = pmx_devs;
- pmx_driver.devs_count = pmx_dev_count;
+static const char * const spear320_dt_board_compat[] = {
+ "st,spear320",
+ "st,spear320-evb",
+ NULL,
+};
- ret = pmx_register(&pmx_driver);
- if (ret)
- printk(KERN_ERR "padmux: registration failed. err no: %d\n",
- ret);
+static void __init spear320_map_io(void)
+{
+ spear3xx_map_io();
+ spear320_clk_init();
}
+
+DT_MACHINE_START(SPEAR320_DT, "ST SPEAr320 SoC with Flattened Device Tree")
+ .map_io = spear320_map_io,
+ .init_irq = spear3xx_dt_init_irq,
+ .handle_irq = vic_handle_irq,
+ .timer = &spear3xx_timer,
+ .init_machine = spear320_dt_init,
+ .restart = spear_restart,
+ .dt_compat = spear320_dt_board_compat,
+MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear320_evb.c b/arch/arm/mach-spear3xx/spear320_evb.c
deleted file mode 100644
index 105334ab702..00000000000
--- a/arch/arm/mach-spear3xx/spear320_evb.c
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
- * arch/arm/mach-spear3xx/spear320_evb.c
- *
- * SPEAr320 evaluation board source file
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#include <asm/hardware/vic.h>
-#include <asm/mach/arch.h>
-#include <asm/mach-types.h>
-#include <mach/generic.h>
-#include <mach/hardware.h>
-
-/* padmux devices to enable */
-static struct pmx_dev *pmx_devs[] = {
- /* spear3xx specific devices */
- &spear3xx_pmx_i2c,
- &spear3xx_pmx_ssp,
- &spear3xx_pmx_mii,
- &spear3xx_pmx_uart0,
-
- /* spear320 specific devices */
- &spear320_pmx_fsmc,
- &spear320_pmx_sdhci,
- &spear320_pmx_i2s,
- &spear320_pmx_uart1,
- &spear320_pmx_uart2,
- &spear320_pmx_can,
- &spear320_pmx_pwm0,
- &spear320_pmx_pwm1,
- &spear320_pmx_pwm2,
- &spear320_pmx_mii1,
-};
-
-static struct amba_device *amba_devs[] __initdata = {
- /* spear3xx specific devices */
- &spear3xx_gpio_device,
- &spear3xx_uart_device,
-
- /* spear320 specific devices */
-};
-
-static struct platform_device *plat_devs[] __initdata = {
- /* spear3xx specific devices */
-
- /* spear320 specific devices */
-};
-
-static void __init spear320_evb_init(void)
-{
- unsigned int i;
-
- /* call spear320 machine init function */
- spear320_init(&spear320_auto_net_mii_mode, pmx_devs,
- ARRAY_SIZE(pmx_devs));
-
- /* Add Platform Devices */
- platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));
-
- /* Add Amba Devices */
- for (i = 0; i < ARRAY_SIZE(amba_devs); i++)
- amba_device_register(amba_devs[i], &iomem_resource);
-}
-
-MACHINE_START(SPEAR320, "ST-SPEAR320-EVB")
- .atag_offset = 0x100,
- .map_io = spear3xx_map_io,
- .init_irq = spear3xx_init_irq,
- .handle_irq = vic_handle_irq,
- .timer = &spear3xx_timer,
- .init_machine = spear320_evb_init,
- .restart = spear_restart,
-MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c
index 2625ab9a6c8..71927c71780 100644
--- a/arch/arm/mach-spear3xx/spear3xx.c
+++ b/arch/arm/mach-spear3xx/spear3xx.c
@@ -3,71 +3,78 @@
*
* SPEAr3XX machines common source file
*
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Copyright (C) 2009-2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
-#include <linux/types.h>
-#include <linux/amba/pl061.h>
-#include <linux/ptrace.h>
+#define pr_fmt(fmt) "SPEAr3xx: " fmt
+
+#include <linux/amba/pl022.h>
+#include <linux/amba/pl08x.h>
+#include <linux/of_irq.h>
#include <linux/io.h>
+#include <asm/hardware/pl080.h>
#include <asm/hardware/vic.h>
-#include <asm/irq.h>
-#include <asm/mach/arch.h>
+#include <plat/pl080.h>
#include <mach/generic.h>
#include <mach/hardware.h>
-/* Add spear3xx machines common devices here */
-/* gpio device registration */
-static struct pl061_platform_data gpio_plat_data = {
- .gpio_base = 0,
- .irq_base = SPEAR3XX_GPIO_INT_BASE,
+/* ssp device registration */
+struct pl022_ssp_controller pl022_plat_data = {
+ .bus_id = 0,
+ .enable_dma = 1,
+ .dma_filter = pl08x_filter_id,
+ .dma_tx_param = "ssp0_tx",
+ .dma_rx_param = "ssp0_rx",
+ /*
+ * This is number of spi devices that can be connected to spi. There are
+ * two type of chipselects on which slave devices can work. One is chip
+ * select provided by spi masters other is controlled through external
+ * gpio's. We can't use chipselect provided from spi master (because as
+ * soon as FIFO becomes empty, CS is disabled and transfer ends). So
+ * this number now depends on number of gpios available for spi. each
+ * slave on each master requires a separate gpio pin.
+ */
+ .num_chipselect = 2,
+};
+
+/* dmac device registration */
+struct pl08x_platform_data pl080_plat_data = {
+ .memcpy_channel = {
+ .bus_id = "memcpy",
+ .cctl = (PL080_BSIZE_16 << PL080_CONTROL_SB_SIZE_SHIFT | \
+ PL080_BSIZE_16 << PL080_CONTROL_DB_SIZE_SHIFT | \
+ PL080_WIDTH_32BIT << PL080_CONTROL_SWIDTH_SHIFT | \
+ PL080_WIDTH_32BIT << PL080_CONTROL_DWIDTH_SHIFT | \
+ PL080_CONTROL_PROT_BUFF | PL080_CONTROL_PROT_CACHE | \
+ PL080_CONTROL_PROT_SYS),
+ },
+ .lli_buses = PL08X_AHB1,
+ .mem_buses = PL08X_AHB1,
+ .get_signal = pl080_get_signal,
+ .put_signal = pl080_put_signal,
};
-AMBA_APB_DEVICE(spear3xx_gpio, "gpio", 0, SPEAR3XX_ICM3_GPIO_BASE,
- {SPEAR3XX_IRQ_BASIC_GPIO}, &gpio_plat_data);
-
-/* uart device registration */
-AMBA_APB_DEVICE(spear3xx_uart, "uart", 0, SPEAR3XX_ICM1_UART_BASE,
- {SPEAR3XX_IRQ_UART}, NULL);
-
-/* Do spear3xx familiy common initialization part here */
-void __init spear3xx_init(void)
-{
- /* nothing to do for now */
-}
-
-/* This will initialize vic */
-void __init spear3xx_init_irq(void)
-{
- vic_init((void __iomem *)VA_SPEAR3XX_ML1_VIC_BASE, 0, ~0, 0);
-}
-
-/* Following will create static virtual/physical mappings */
+/*
+ * Following will create 16MB static virtual/physical mappings
+ * PHYSICAL VIRTUAL
+ * 0xD0000000 0xFD000000
+ * 0xFC000000 0xFC000000
+ */
struct map_desc spear3xx_io_desc[] __initdata = {
{
- .virtual = VA_SPEAR3XX_ICM1_UART_BASE,
- .pfn = __phys_to_pfn(SPEAR3XX_ICM1_UART_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE
- }, {
- .virtual = VA_SPEAR3XX_ML1_VIC_BASE,
- .pfn = __phys_to_pfn(SPEAR3XX_ML1_VIC_BASE),
- .length = SZ_4K,
+ .virtual = VA_SPEAR3XX_ICM1_2_BASE,
+ .pfn = __phys_to_pfn(SPEAR3XX_ICM1_2_BASE),
+ .length = SZ_16M,
.type = MT_DEVICE
}, {
- .virtual = VA_SPEAR3XX_ICM3_SYS_CTRL_BASE,
- .pfn = __phys_to_pfn(SPEAR3XX_ICM3_SYS_CTRL_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE
- }, {
- .virtual = VA_SPEAR3XX_ICM3_MISC_REG_BASE,
- .pfn = __phys_to_pfn(SPEAR3XX_ICM3_MISC_REG_BASE),
- .length = SZ_4K,
+ .virtual = VA_SPEAR3XX_ICM3_SMI_CTRL_BASE,
+ .pfn = __phys_to_pfn(SPEAR3XX_ICM3_SMI_CTRL_BASE),
+ .length = SZ_16M,
.type = MT_DEVICE
},
};
@@ -76,436 +83,8 @@ struct map_desc spear3xx_io_desc[] __initdata = {
void __init spear3xx_map_io(void)
{
iotable_init(spear3xx_io_desc, ARRAY_SIZE(spear3xx_io_desc));
-
- /* This will initialize clock framework */
- spear3xx_clk_init();
}
-/* pad multiplexing support */
-/* devices */
-static struct pmx_dev_mode pmx_firda_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_FIRDA_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_firda = {
- .name = "firda",
- .modes = pmx_firda_modes,
- .mode_count = ARRAY_SIZE(pmx_firda_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_i2c_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_I2C_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_i2c = {
- .name = "i2c",
- .modes = pmx_i2c_modes,
- .mode_count = ARRAY_SIZE(pmx_i2c_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_ssp_cs_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_SSP_CS_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_ssp_cs = {
- .name = "ssp_chip_selects",
- .modes = pmx_ssp_cs_modes,
- .mode_count = ARRAY_SIZE(pmx_ssp_cs_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_ssp_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_SSP_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_ssp = {
- .name = "ssp",
- .modes = pmx_ssp_modes,
- .mode_count = ARRAY_SIZE(pmx_ssp_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_mii_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_mii = {
- .name = "mii",
- .modes = pmx_mii_modes,
- .mode_count = ARRAY_SIZE(pmx_mii_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin0_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_GPIO_PIN0_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin0 = {
- .name = "gpio_pin0",
- .modes = pmx_gpio_pin0_modes,
- .mode_count = ARRAY_SIZE(pmx_gpio_pin0_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin1_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_GPIO_PIN1_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin1 = {
- .name = "gpio_pin1",
- .modes = pmx_gpio_pin1_modes,
- .mode_count = ARRAY_SIZE(pmx_gpio_pin1_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin2_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_GPIO_PIN2_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin2 = {
- .name = "gpio_pin2",
- .modes = pmx_gpio_pin2_modes,
- .mode_count = ARRAY_SIZE(pmx_gpio_pin2_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin3_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_GPIO_PIN3_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin3 = {
- .name = "gpio_pin3",
- .modes = pmx_gpio_pin3_modes,
- .mode_count = ARRAY_SIZE(pmx_gpio_pin3_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin4_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_GPIO_PIN4_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin4 = {
- .name = "gpio_pin4",
- .modes = pmx_gpio_pin4_modes,
- .mode_count = ARRAY_SIZE(pmx_gpio_pin4_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin5_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_GPIO_PIN5_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin5 = {
- .name = "gpio_pin5",
- .modes = pmx_gpio_pin5_modes,
- .mode_count = ARRAY_SIZE(pmx_gpio_pin5_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_uart0_modem_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_UART0_MODEM_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_uart0_modem = {
- .name = "uart0_modem",
- .modes = pmx_uart0_modem_modes,
- .mode_count = ARRAY_SIZE(pmx_uart0_modem_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_uart0_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_UART0_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_uart0 = {
- .name = "uart0",
- .modes = pmx_uart0_modes,
- .mode_count = ARRAY_SIZE(pmx_uart0_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_timer_3_4_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_TIMER_3_4_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_timer_3_4 = {
- .name = "timer_3_4",
- .modes = pmx_timer_3_4_modes,
- .mode_count = ARRAY_SIZE(pmx_timer_3_4_modes),
- .enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_timer_1_2_modes[] = {
- {
- .ids = 0xffffffff,
- .mask = PMX_TIMER_1_2_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_timer_1_2 = {
- .name = "timer_1_2",
- .modes = pmx_timer_1_2_modes,
- .mode_count = ARRAY_SIZE(pmx_timer_1_2_modes),
- .enb_on_reset = 0,
-};
-
-#if defined(CONFIG_MACH_SPEAR310) || defined(CONFIG_MACH_SPEAR320)
-/* plgpios devices */
-static struct pmx_dev_mode pmx_plgpio_0_1_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_FIRDA_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_0_1 = {
- .name = "plgpio 0 and 1",
- .modes = pmx_plgpio_0_1_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_0_1_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_2_3_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_UART0_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_2_3 = {
- .name = "plgpio 2 and 3",
- .modes = pmx_plgpio_2_3_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_2_3_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_4_5_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_I2C_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_4_5 = {
- .name = "plgpio 4 and 5",
- .modes = pmx_plgpio_4_5_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_4_5_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_6_9_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_SSP_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_6_9 = {
- .name = "plgpio 6 to 9",
- .modes = pmx_plgpio_6_9_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_6_9_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_10_27_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_MII_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_10_27 = {
- .name = "plgpio 10 to 27",
- .modes = pmx_plgpio_10_27_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_10_27_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_28_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_GPIO_PIN0_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_28 = {
- .name = "plgpio 28",
- .modes = pmx_plgpio_28_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_28_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_29_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_GPIO_PIN1_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_29 = {
- .name = "plgpio 29",
- .modes = pmx_plgpio_29_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_29_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_30_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_GPIO_PIN2_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_30 = {
- .name = "plgpio 30",
- .modes = pmx_plgpio_30_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_30_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_31_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_GPIO_PIN3_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_31 = {
- .name = "plgpio 31",
- .modes = pmx_plgpio_31_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_31_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_32_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_GPIO_PIN4_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_32 = {
- .name = "plgpio 32",
- .modes = pmx_plgpio_32_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_32_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_33_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_GPIO_PIN5_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_33 = {
- .name = "plgpio 33",
- .modes = pmx_plgpio_33_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_33_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_34_36_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_SSP_CS_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_34_36 = {
- .name = "plgpio 34 to 36",
- .modes = pmx_plgpio_34_36_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_34_36_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_37_42_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_UART0_MODEM_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_37_42 = {
- .name = "plgpio 37 to 42",
- .modes = pmx_plgpio_37_42_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_37_42_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_43_44_47_48_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_TIMER_1_2_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_43_44_47_48 = {
- .name = "plgpio 43, 44, 47 and 48",
- .modes = pmx_plgpio_43_44_47_48_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_43_44_47_48_modes),
- .enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_45_46_49_50_modes[] = {
- {
- .ids = 0x00,
- .mask = PMX_TIMER_3_4_MASK,
- },
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_45_46_49_50 = {
- .name = "plgpio 45, 46, 49 and 50",
- .modes = pmx_plgpio_45_46_49_50_modes,
- .mode_count = ARRAY_SIZE(pmx_plgpio_45_46_49_50_modes),
- .enb_on_reset = 1,
-};
-#endif /* CONFIG_MACH_SPEAR310 || CONFIG_MACH_SPEAR320 */
-
static void __init spear3xx_timer_init(void)
{
char pclk_name[] = "pll3_48m_clk";
@@ -538,3 +117,13 @@ static void __init spear3xx_timer_init(void)
struct sys_timer spear3xx_timer = {
.init = spear3xx_timer_init,
};
+
+static const struct of_device_id vic_of_match[] __initconst = {
+ { .compatible = "arm,pl190-vic", .data = vic_of_init, },
+ { /* Sentinel */ }
+};
+
+void __init spear3xx_dt_init_irq(void)
+{
+ of_irq_init(vic_of_match);
+}
diff --git a/arch/arm/mach-spear6xx/Makefile.boot b/arch/arm/mach-spear6xx/Makefile.boot
index 4674a4c221d..af493da37ab 100644
--- a/arch/arm/mach-spear6xx/Makefile.boot
+++ b/arch/arm/mach-spear6xx/Makefile.boot
@@ -1,3 +1,5 @@
zreladdr-y += 0x00008000
params_phys-y := 0x00000100
initrd_phys-y := 0x00800000
+
+dtb-$(CONFIG_BOARD_SPEAR600_DT) += spear600-evb.dtb
diff --git a/arch/arm/mach-spear6xx/spear6xx.c b/arch/arm/mach-spear6xx/spear6xx.c
index 771e19e3c43..e9031ec6d6e 100644
--- a/arch/arm/mach-spear6xx/spear6xx.c
+++ b/arch/arm/mach-spear6xx/spear6xx.c
@@ -13,15 +13,377 @@
* warranty of any kind, whether express or implied.
*/
+#include <linux/amba/pl08x.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <linux/of_platform.h>
+#include <asm/hardware/pl080.h>
#include <asm/hardware/vic.h>
#include <asm/mach/arch.h>
+#include <plat/pl080.h>
#include <mach/generic.h>
#include <mach/hardware.h>
+/* dmac device registration */
+static struct pl08x_channel_data spear600_dma_info[] = {
+ {
+ .bus_id = "ssp1_rx",
+ .min_signal = 0,
+ .max_signal = 0,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ssp1_tx",
+ .min_signal = 1,
+ .max_signal = 1,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart0_rx",
+ .min_signal = 2,
+ .max_signal = 2,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart0_tx",
+ .min_signal = 3,
+ .max_signal = 3,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart1_rx",
+ .min_signal = 4,
+ .max_signal = 4,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "uart1_tx",
+ .min_signal = 5,
+ .max_signal = 5,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ssp2_rx",
+ .min_signal = 6,
+ .max_signal = 6,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ssp2_tx",
+ .min_signal = 7,
+ .max_signal = 7,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ssp0_rx",
+ .min_signal = 8,
+ .max_signal = 8,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ssp0_tx",
+ .min_signal = 9,
+ .max_signal = 9,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "i2c_rx",
+ .min_signal = 10,
+ .max_signal = 10,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "i2c_tx",
+ .min_signal = 11,
+ .max_signal = 11,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "irda",
+ .min_signal = 12,
+ .max_signal = 12,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "adc",
+ .min_signal = 13,
+ .max_signal = 13,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "to_jpeg",
+ .min_signal = 14,
+ .max_signal = 14,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "from_jpeg",
+ .min_signal = 15,
+ .max_signal = 15,
+ .muxval = 0,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras0_rx",
+ .min_signal = 0,
+ .max_signal = 0,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras0_tx",
+ .min_signal = 1,
+ .max_signal = 1,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras1_rx",
+ .min_signal = 2,
+ .max_signal = 2,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras1_tx",
+ .min_signal = 3,
+ .max_signal = 3,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras2_rx",
+ .min_signal = 4,
+ .max_signal = 4,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras2_tx",
+ .min_signal = 5,
+ .max_signal = 5,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras3_rx",
+ .min_signal = 6,
+ .max_signal = 6,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras3_tx",
+ .min_signal = 7,
+ .max_signal = 7,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras4_rx",
+ .min_signal = 8,
+ .max_signal = 8,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras4_tx",
+ .min_signal = 9,
+ .max_signal = 9,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras5_rx",
+ .min_signal = 10,
+ .max_signal = 10,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras5_tx",
+ .min_signal = 11,
+ .max_signal = 11,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras6_rx",
+ .min_signal = 12,
+ .max_signal = 12,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras6_tx",
+ .min_signal = 13,
+ .max_signal = 13,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras7_rx",
+ .min_signal = 14,
+ .max_signal = 14,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ras7_tx",
+ .min_signal = 15,
+ .max_signal = 15,
+ .muxval = 1,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB1,
+ }, {
+ .bus_id = "ext0_rx",
+ .min_signal = 0,
+ .max_signal = 0,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext0_tx",
+ .min_signal = 1,
+ .max_signal = 1,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext1_rx",
+ .min_signal = 2,
+ .max_signal = 2,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext1_tx",
+ .min_signal = 3,
+ .max_signal = 3,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext2_rx",
+ .min_signal = 4,
+ .max_signal = 4,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext2_tx",
+ .min_signal = 5,
+ .max_signal = 5,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext3_rx",
+ .min_signal = 6,
+ .max_signal = 6,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext3_tx",
+ .min_signal = 7,
+ .max_signal = 7,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext4_rx",
+ .min_signal = 8,
+ .max_signal = 8,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext4_tx",
+ .min_signal = 9,
+ .max_signal = 9,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext5_rx",
+ .min_signal = 10,
+ .max_signal = 10,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext5_tx",
+ .min_signal = 11,
+ .max_signal = 11,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext6_rx",
+ .min_signal = 12,
+ .max_signal = 12,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext6_tx",
+ .min_signal = 13,
+ .max_signal = 13,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext7_rx",
+ .min_signal = 14,
+ .max_signal = 14,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ }, {
+ .bus_id = "ext7_tx",
+ .min_signal = 15,
+ .max_signal = 15,
+ .muxval = 2,
+ .cctl = 0,
+ .periph_buses = PL08X_AHB2,
+ },
+};
+
+struct pl08x_platform_data pl080_plat_data = {
+ .memcpy_channel = {
+ .bus_id = "memcpy",
+ .cctl = (PL080_BSIZE_16 << PL080_CONTROL_SB_SIZE_SHIFT | \
+ PL080_BSIZE_16 << PL080_CONTROL_DB_SIZE_SHIFT | \
+ PL080_WIDTH_32BIT << PL080_CONTROL_SWIDTH_SHIFT | \
+ PL080_WIDTH_32BIT << PL080_CONTROL_DWIDTH_SHIFT | \
+ PL080_CONTROL_PROT_BUFF | PL080_CONTROL_PROT_CACHE | \
+ PL080_CONTROL_PROT_SYS),
+ },
+ .lli_buses = PL08X_AHB1,
+ .mem_buses = PL08X_AHB1,
+ .get_signal = pl080_get_signal,
+ .put_signal = pl080_put_signal,
+ .slave_channels = spear600_dma_info,
+ .num_slave_channels = ARRAY_SIZE(spear600_dma_info),
+};
+
/* Following will create static virtual/physical mappings */
static struct map_desc spear6xx_io_desc[] __initdata = {
{
@@ -91,9 +453,17 @@ struct sys_timer spear6xx_timer = {
.init = spear6xx_timer_init,
};
+/* Add auxdata to pass platform data */
+struct of_dev_auxdata spear6xx_auxdata_lookup[] __initdata = {
+ OF_DEV_AUXDATA("arm,pl080", SPEAR6XX_ICM3_DMA_BASE, NULL,
+ &pl080_plat_data),
+ {}
+};
+
static void __init spear600_dt_init(void)
{
- of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+ of_platform_populate(NULL, of_default_bus_match_table,
+ spear6xx_auxdata_lookup, NULL);
}
static const char *spear600_dt_board_compat[] = {
diff --git a/arch/arm/plat-spear/Kconfig b/arch/arm/plat-spear/Kconfig
index 1bb3dbce881..387655b5ce0 100644
--- a/arch/arm/plat-spear/Kconfig
+++ b/arch/arm/plat-spear/Kconfig
@@ -9,9 +9,11 @@ choice
default ARCH_SPEAR3XX
config ARCH_SPEAR3XX
- bool "SPEAr3XX"
+ bool "ST SPEAr3xx with Device Tree"
select ARM_VIC
select CPU_ARM926T
+ select USE_OF
+ select PINCTRL
help
Supports for ARM's SPEAR3XX family
diff --git a/arch/arm/plat-spear/Makefile b/arch/arm/plat-spear/Makefile
index 8c0cb6a965a..38f1235f463 100644
--- a/arch/arm/plat-spear/Makefile
+++ b/arch/arm/plat-spear/Makefile
@@ -3,6 +3,6 @@
#
# Common support
-obj-y := restart.o time.o
+obj-y := restart.o time.o pl080.o
-obj-$(CONFIG_ARCH_SPEAR3XX) += shirq.o padmux.o
+obj-$(CONFIG_ARCH_SPEAR3XX) += shirq.o
diff --git a/arch/arm/plat-spear/include/plat/padmux.h b/arch/arm/plat-spear/include/plat/padmux.h
deleted file mode 100644
index 877f3adcf61..00000000000
--- a/arch/arm/plat-spear/include/plat/padmux.h
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * arch/arm/plat-spear/include/plat/padmux.h
- *
- * SPEAr platform specific gpio pads muxing file
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __PLAT_PADMUX_H
-#define __PLAT_PADMUX_H
-
-#include <linux/types.h>
-
-/*
- * struct pmx_reg: configuration structure for mode reg and mux reg
- *
- * offset: offset of mode reg
- * mask: mask of mode reg
- */
-struct pmx_reg {
- u32 offset;
- u32 mask;
-};
-
-/*
- * struct pmx_dev_mode: configuration structure every group of modes of a device
- *
- * ids: all modes for this configuration
- * mask: mask for supported mode
- */
-struct pmx_dev_mode {
- u32 ids;
- u32 mask;
-};
-
-/*
- * struct pmx_mode: mode definition structure
- *
- * name: mode name
- * mask: mode mask
- */
-struct pmx_mode {
- char *name;
- u32 id;
- u32 mask;
-};
-
-/*
- * struct pmx_dev: device definition structure
- *
- * name: device name
- * modes: device configuration array for different modes supported
- * mode_count: size of modes array
- * is_active: is peripheral active/enabled
- * enb_on_reset: if 1, mask bits to be cleared in reg otherwise to be set in reg
- */
-struct pmx_dev {
- char *name;
- struct pmx_dev_mode *modes;
- u8 mode_count;
- bool is_active;
- bool enb_on_reset;
-};
-
-/*
- * struct pmx_driver: driver definition structure
- *
- * mode: mode to be set
- * devs: array of pointer to pmx devices
- * devs_count: ARRAY_SIZE of devs
- * base: base address of soc config registers
- * mode_reg: structure of mode config register
- * mux_reg: structure of device mux config register
- */
-struct pmx_driver {
- struct pmx_mode *mode;
- struct pmx_dev **devs;
- u8 devs_count;
- u32 *base;
- struct pmx_reg mode_reg;
- struct pmx_reg mux_reg;
-};
-
-/* pmx functions */
-int pmx_register(struct pmx_driver *driver);
-
-#endif /* __PLAT_PADMUX_H */
diff --git a/arch/arm/plat-spear/include/plat/pl080.h b/arch/arm/plat-spear/include/plat/pl080.h
new file mode 100644
index 00000000000..e14a3e4932f
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/pl080.h
@@ -0,0 +1,21 @@
+/*
+ * arch/arm/plat-spear/include/plat/pl080.h
+ *
+ * DMAC pl080 definitions for SPEAr platform
+ *
+ * Copyright (C) 2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __PLAT_PL080_H
+#define __PLAT_PL080_H
+
+struct pl08x_dma_chan;
+int pl080_get_signal(struct pl08x_dma_chan *ch);
+void pl080_put_signal(struct pl08x_dma_chan *ch);
+
+#endif /* __PLAT_PL080_H */
diff --git a/arch/arm/plat-spear/padmux.c b/arch/arm/plat-spear/padmux.c
deleted file mode 100644
index 555eec6dc1c..00000000000
--- a/arch/arm/plat-spear/padmux.c
+++ /dev/null
@@ -1,164 +0,0 @@
-/*
- * arch/arm/plat-spear/include/plat/padmux.c
- *
- * SPEAr platform specific gpio pads muxing source file
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/slab.h>
-#include <plat/padmux.h>
-
-/*
- * struct pmx: pmx definition structure
- *
- * base: base address of configuration registers
- * mode_reg: mode configurations
- * mux_reg: muxing configurations
- * active_mode: pointer to current active mode
- */
-struct pmx {
- u32 base;
- struct pmx_reg mode_reg;
- struct pmx_reg mux_reg;
- struct pmx_mode *active_mode;
-};
-
-static struct pmx *pmx;
-
-/**
- * pmx_mode_set - Enables an multiplexing mode
- * @mode - pointer to pmx mode
- *
- * It will set mode of operation in hardware.
- * Returns -ve on Err otherwise 0
- */
-static int pmx_mode_set(struct pmx_mode *mode)
-{
- u32 val;
-
- if (!mode->name)
- return -EFAULT;
-
- pmx->active_mode = mode;
-
- val = readl(pmx->base + pmx->mode_reg.offset);
- val &= ~pmx->mode_reg.mask;
- val |= mode->mask & pmx->mode_reg.mask;
- writel(val, pmx->base + pmx->mode_reg.offset);
-
- return 0;
-}
-
-/**
- * pmx_devs_enable - Enables list of devices
- * @devs - pointer to pmx device array
- * @count - number of devices to enable
- *
- * It will enable pads for all required peripherals once and only once.
- * If peripheral is not supported by current mode then request is rejected.
- * Conflicts between peripherals are not handled and peripherals will be
- * enabled in the order they are present in pmx_dev array.
- * In case of conflicts last peripheral enabled will be present.
- * Returns -ve on Err otherwise 0
- */
-static int pmx_devs_enable(struct pmx_dev **devs, u8 count)
-{
- u32 val, i, mask;
-
- if (!count)
- return -EINVAL;
-
- val = readl(pmx->base + pmx->mux_reg.offset);
- for (i = 0; i < count; i++) {
- u8 j = 0;
-
- if (!devs[i]->name || !devs[i]->modes) {
- printk(KERN_ERR "padmux: dev name or modes is null\n");
- continue;
- }
- /* check if peripheral exists in active mode */
- if (pmx->active_mode) {
- bool found = false;
- for (j = 0; j < devs[i]->mode_count; j++) {
- if (devs[i]->modes[j].ids &
- pmx->active_mode->id) {
- found = true;
- break;
- }
- }
- if (found == false) {
- printk(KERN_ERR "%s device not available in %s"\
- "mode\n", devs[i]->name,
- pmx->active_mode->name);
- continue;
- }
- }
-
- /* enable peripheral */
- mask = devs[i]->modes[j].mask & pmx->mux_reg.mask;
- if (devs[i]->enb_on_reset)
- val &= ~mask;
- else
- val |= mask;
-
- devs[i]->is_active = true;
- }
- writel(val, pmx->base + pmx->mux_reg.offset);
- kfree(pmx);
-
- /* this will ensure that multiplexing can't be changed now */
- pmx = (struct pmx *)-1;
-
- return 0;
-}
-
-/**
- * pmx_register - registers a platform requesting pad mux feature
- * @driver - pointer to driver structure containing driver specific parameters
- *
- * Also this must be called only once. This will allocate memory for pmx
- * structure, will call pmx_mode_set, will call pmx_devs_enable.
- * Returns -ve on Err otherwise 0
- */
-int pmx_register(struct pmx_driver *driver)
-{
- int ret = 0;
-
- if (pmx)
- return -EPERM;
- if (!driver->base || !driver->devs)
- return -EFAULT;
-
- pmx = kzalloc(sizeof(*pmx), GFP_KERNEL);
- if (!pmx)
- return -ENOMEM;
-
- pmx->base = (u32)driver->base;
- pmx->mode_reg.offset = driver->mode_reg.offset;
- pmx->mode_reg.mask = driver->mode_reg.mask;
- pmx->mux_reg.offset = driver->mux_reg.offset;
- pmx->mux_reg.mask = driver->mux_reg.mask;
-
- /* choose mode to enable */
- if (driver->mode) {
- ret = pmx_mode_set(driver->mode);
- if (ret)
- goto pmx_fail;
- }
- ret = pmx_devs_enable(driver->devs, driver->devs_count);
- if (ret)
- goto pmx_fail;
-
- return 0;
-
-pmx_fail:
- return ret;
-}
diff --git a/arch/arm/plat-spear/pl080.c b/arch/arm/plat-spear/pl080.c
new file mode 100644
index 00000000000..d53d75e1af5
--- /dev/null
+++ b/arch/arm/plat-spear/pl080.c
@@ -0,0 +1,79 @@
+/*
+ * arch/arm/plat-spear/pl080.c
+ *
+ * DMAC pl080 definitions for SPEAr platform
+ *
+ * Copyright (C) 2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/amba/pl08x.h>
+#include <linux/amba/bus.h>
+#include <linux/bug.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/spinlock_types.h>
+#include <mach/misc_regs.h>
+
+static spinlock_t lock = __SPIN_LOCK_UNLOCKED(x);
+
+struct {
+ unsigned char busy;
+ unsigned char val;
+} signals[16] = {{0, 0}, };
+
+int pl080_get_signal(struct pl08x_dma_chan *ch)
+{
+ const struct pl08x_channel_data *cd = ch->cd;
+ unsigned int signal = cd->min_signal, val;
+ unsigned long flags;
+
+ spin_lock_irqsave(&lock, flags);
+
+ /* Return if signal is already acquired by somebody else */
+ if (signals[signal].busy &&
+ (signals[signal].val != cd->muxval)) {
+ spin_unlock_irqrestore(&lock, flags);
+ return -EBUSY;
+ }
+
+ /* If acquiring for the first time, configure it */
+ if (!signals[signal].busy) {
+ val = readl(DMA_CHN_CFG);
+
+ /*
+ * Each request line has two bits in DMA_CHN_CFG register. To
+ * goto the bits of current request line, do left shift of
+ * value by 2 * signal number.
+ */
+ val &= ~(0x3 << (signal * 2));
+ val |= cd->muxval << (signal * 2);
+ writel(val, DMA_CHN_CFG);
+ }
+
+ signals[signal].busy++;
+ signals[signal].val = cd->muxval;
+ spin_unlock_irqrestore(&lock, flags);
+
+ return signal;
+}
+
+void pl080_put_signal(struct pl08x_dma_chan *ch)
+{
+ const struct pl08x_channel_data *cd = ch->cd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&lock, flags);
+
+ /* if signal is not used */
+ if (!signals[cd->min_signal].busy)
+ BUG();
+
+ signals[cd->min_signal].busy--;
+
+ spin_unlock_irqrestore(&lock, flags);
+}