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authorNobuhiro Iwamatsu <iwamatsu@nigauri.org>2012-11-13 16:43:09 +0900
committerJason Cooper <jason@lakedaemon.net>2012-11-22 07:01:51 +0000
commitf17073a3aec601cb9aba6d8c1c6dbc8c6a919c07 (patch)
tree4b17d50752e378d212bd283b1dfa4ee9a2e06c5b
parent88bc4a36a985ac14bd60fdc4fee00c68874c52f1 (diff)
ARM: kirkwood: Add Plat'Home OpenBlocks A6 support
Add support for Plat'Home OpenBlocks A6 using the device tree where possible. This commit supports SATA, USB, ether and serial console. Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org> Signed-off-by: Jason Cooper <jason@lakedaemon.net>
-rw-r--r--arch/arm/boot/dts/Makefile3
-rw-r--r--arch/arm/boot/dts/kirkwood-openblocks_a6.dts39
-rw-r--r--arch/arm/configs/kirkwood_defconfig1
-rw-r--r--arch/arm/mach-kirkwood/Kconfig7
-rw-r--r--arch/arm/mach-kirkwood/Makefile1
-rw-r--r--arch/arm/mach-kirkwood/board-dt.c4
-rw-r--r--arch/arm/mach-kirkwood/board-openblocks_a6.c71
-rw-r--r--arch/arm/mach-kirkwood/common.h6
8 files changed, 131 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index f1ba69c2496..94561b50042 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -48,7 +48,8 @@ dtb-$(CONFIG_ARCH_KIRKWOOD) += kirkwood-dns320.dtb \
kirkwood-nsa310.dtb \
kirkwood-topkick.dtb \
kirkwood-ts219-6281.dtb \
- kirkwood-ts219-6282.dtb
+ kirkwood-ts219-6282.dtb \
+ kirkwood-openblocks_a6.dtb
dtb-$(CONFIG_ARCH_MSM) += msm8660-surf.dtb \
msm8960-cdp.dtb
dtb-$(CONFIG_ARCH_MVEBU) += armada-370-db.dtb \
diff --git a/arch/arm/boot/dts/kirkwood-openblocks_a6.dts b/arch/arm/boot/dts/kirkwood-openblocks_a6.dts
new file mode 100644
index 00000000000..9a2606c8b78
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood-openblocks_a6.dts
@@ -0,0 +1,39 @@
+/dts-v1/;
+
+/include/ "kirkwood.dtsi"
+
+/ {
+ model = "Plat'Home OpenBlocksA6";
+ compatible = "plathome,openblocks-a6", "marvell,kirkwood-88f6283", "marvell,kirkwood";
+
+ memory {
+ device_type = "memory";
+ reg = <0x00000000 0x20000000>;
+ };
+
+ chosen {
+ bootargs = "console=ttyS0,115200n8 earlyprintk";
+ };
+
+ ocp@f1000000 {
+ serial@12000 {
+ clock-frequency = <200000000>;
+ status = "ok";
+ };
+
+ serial@12100 {
+ clock-frequency = <200000000>;
+ status = "ok";
+ };
+
+ nand@3000000 {
+ chip-delay = <25>;
+ status = "okay";
+ };
+
+ sata@80000 {
+ nr-ports = <1>;
+ status = "okay";
+ };
+ };
+};
diff --git a/arch/arm/configs/kirkwood_defconfig b/arch/arm/configs/kirkwood_defconfig
index 1128d180eec..93f3794ba5c 100644
--- a/arch/arm/configs/kirkwood_defconfig
+++ b/arch/arm/configs/kirkwood_defconfig
@@ -33,6 +33,7 @@ CONFIG_MACH_NETSPACE_V2_DT=y
CONFIG_MACH_NETSPACE_MAX_V2_DT=y
CONFIG_MACH_NETSPACE_LITE_V2_DT=y
CONFIG_MACH_NETSPACE_MINI_V2_DT=y
+CONFIG_MACH_OPENBLOCKS_A6_DT=y
CONFIG_MACH_TOPKICK_DT=y
CONFIG_MACH_TS219=y
CONFIG_MACH_TS41X=y
diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
index 141b105ce8d..d018ad4bcc3 100644
--- a/arch/arm/mach-kirkwood/Kconfig
+++ b/arch/arm/mach-kirkwood/Kconfig
@@ -173,6 +173,13 @@ config MACH_NETSPACE_MINI_V2_DT
Network Space Mini v2 NAS (aka SafeBox), using Flattened
Device Tree.
+config MACH_OPENBLOCKS_A6_DT
+ bool "Plat'Home OpenBlocks A6 (Flattened Device Tree)"
+ select ARCH_KIRKWOOD_DT
+ help
+ Say 'Y' here if you want your kernel to support the
+ Plat'Home OpenBlocks A6 (Flattened Device Tree).
+
config MACH_TOPKICK_DT
bool "USI Topkick (Flattened Device Tree)"
select ARCH_KIRKWOOD_DT
diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile
index b5bc3346759..8d2e5a96247 100644
--- a/arch/arm/mach-kirkwood/Makefile
+++ b/arch/arm/mach-kirkwood/Makefile
@@ -38,4 +38,5 @@ obj-$(CONFIG_MACH_NETSPACE_MAX_V2_DT) += board-ns2.o
obj-$(CONFIG_MACH_NETSPACE_LITE_V2_DT) += board-ns2.o
obj-$(CONFIG_MACH_NETSPACE_MINI_V2_DT) += board-ns2.o
obj-$(CONFIG_MACH_NSA310_DT) += board-nsa310.o
+obj-$(CONFIG_MACH_OPENBLOCKS_A6_DT) += board-openblocks_a6.o
obj-$(CONFIG_MACH_TOPKICK_DT) += board-usi_topkick.o
diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c
index 33c0bc1e2f3..70eb01d9608 100644
--- a/arch/arm/mach-kirkwood/board-dt.c
+++ b/arch/arm/mach-kirkwood/board-dt.c
@@ -106,6 +106,9 @@ static void __init kirkwood_dt_init(void)
if (of_machine_is_compatible("mpl,cec4"))
mplcec4_init();
+ if (of_machine_is_compatible("plathome,openblocks-a6"))
+ openblocks_a6_init();
+
if (of_machine_is_compatible("usi,topkick"))
usi_topkick_init();
@@ -134,6 +137,7 @@ static const char *kirkwood_dt_board_compat[] = {
"lacie,netspace_lite_v2",
"lacie,netspace_mini_v2",
"mpl,cec4",
+ "plathome,openblocks-a6",
"usi,topkick",
"zyxel,nsa310",
NULL
diff --git a/arch/arm/mach-kirkwood/board-openblocks_a6.c b/arch/arm/mach-kirkwood/board-openblocks_a6.c
new file mode 100644
index 00000000000..e807e8cfdd4
--- /dev/null
+++ b/arch/arm/mach-kirkwood/board-openblocks_a6.c
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2012 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+ *
+ * arch/arm/mach-kirkwood/board-openblocks_a6.c
+ *
+ * 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/kernel.h>
+#include <linux/init.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/clk.h>
+#include <linux/clk-private.h>
+#include "common.h"
+#include "mpp.h"
+
+static struct mv643xx_eth_platform_data openblocks_ge00_data = {
+ .phy_addr = MV643XX_ETH_PHY_ADDR(0),
+};
+
+static unsigned int openblocks_a6_mpp_config[] __initdata = {
+ MPP0_NF_IO2,
+ MPP1_NF_IO3,
+ MPP2_NF_IO4,
+ MPP3_NF_IO5,
+ MPP4_NF_IO6,
+ MPP5_NF_IO7,
+ MPP6_SYSRST_OUTn,
+ MPP8_UART1_RTS,
+ MPP9_UART1_CTS,
+ MPP10_UART0_TXD,
+ MPP11_UART0_RXD,
+ MPP13_UART1_TXD,
+ MPP14_UART1_RXD,
+ MPP15_UART0_RTS,
+ MPP16_UART0_CTS,
+ MPP18_NF_IO0,
+ MPP19_NF_IO1,
+ MPP20_GPIO, /* DIP SW0 */
+ MPP21_GPIO, /* DIP SW1 */
+ MPP22_GPIO, /* DIP SW2 */
+ MPP23_GPIO, /* DIP SW3 */
+ MPP24_GPIO, /* GPIO 0 */
+ MPP25_GPIO, /* GPIO 1 */
+ MPP26_GPIO, /* GPIO 2 */
+ MPP27_GPIO, /* GPIO 3 */
+ MPP28_GPIO, /* GPIO 4 */
+ MPP29_GPIO, /* GPIO 5 */
+ MPP30_GPIO, /* GPIO 6 */
+ MPP31_GPIO, /* GPIO 7 */
+ MPP36_TW1_SDA,
+ MPP37_TW1_SCK,
+ MPP38_GPIO, /* INIT */
+ MPP39_GPIO, /* USB OC */
+ MPP41_GPIO, /* LED: Red */
+ MPP42_GPIO, /* LED: Yellow */
+ MPP43_GPIO, /* LED: Green */
+ 0,
+};
+
+void __init openblocks_a6_init(void)
+{
+ /*
+ * Basic setup. Needs to be called early.
+ */
+ kirkwood_mpp_conf(openblocks_a6_mpp_config);
+ kirkwood_ehci_init();
+ kirkwood_ge00_init(&openblocks_ge00_data);
+}
diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h
index f86fcced0bb..3e079d1d99d 100644
--- a/arch/arm/mach-kirkwood/common.h
+++ b/arch/arm/mach-kirkwood/common.h
@@ -134,6 +134,12 @@ void nsa310_init(void);
static inline void nsa310_init(void) {};
#endif
+#ifdef CONFIG_MACH_OPENBLOCKS_A6_DT
+void openblocks_a6_init(void);
+#else
+static inline void openblocks_a6_init(void) {};
+#endif
+
#ifdef CONFIG_MACH_TOPKICK_DT
void usi_topkick_init(void);
#else