From 59d13f9dba56c444e5356b42d3d57b46e44ef975 Mon Sep 17 00:00:00 2001 From: Bryan O'Donoghue Date: Thu, 8 May 2008 13:47:00 +0100 Subject: [POWERPC] 83xx: Add support for Analogue & Micro ASP837E board The following adds support for the Analogue & Micro ASP 8347E, running Redboot. http://www.analogue-micro.com/ASP8347.html Signed-off-by: Bryan O'Donoghue Signed-off-by: Kumar Gala --- arch/powerpc/boot/Makefile | 3 +- arch/powerpc/boot/dts/asp834x-redboot.dts | 247 ++++++++++++++++++++++++++++++ arch/powerpc/boot/redboot-83xx.c | 60 ++++++++ arch/powerpc/boot/wrapper | 6 +- 4 files changed, 314 insertions(+), 2 deletions(-) create mode 100644 arch/powerpc/boot/dts/asp834x-redboot.dts create mode 100644 arch/powerpc/boot/redboot-83xx.c (limited to 'arch/powerpc/boot') diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index f5e0b2a5af5..c40fb82d575 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -66,7 +66,7 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c fixed-head.S ep88xc.c ep405.c \ cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \ cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \ - virtex405-head.S + virtex405-head.S redboot-83xx.c src-boot := $(src-wlib) $(src-plat) empty.c src-boot := $(addprefix $(obj)/, $(src-boot)) @@ -242,6 +242,7 @@ image-$(CONFIG_MPC834x_ITX) += cuImage.mpc8349emitx \ cuImage.mpc8349emitxgp image-$(CONFIG_MPC834x_MDS) += cuImage.mpc834x_mds image-$(CONFIG_MPC836x_MDS) += cuImage.mpc836x_mds +image-$(CONFIG_ASP834x) += dtbImage.asp834x-redboot # Board ports in arch/powerpc/platform/85xx/Kconfig image-$(CONFIG_MPC8540_ADS) += cuImage.mpc8540ads diff --git a/arch/powerpc/boot/dts/asp834x-redboot.dts b/arch/powerpc/boot/dts/asp834x-redboot.dts new file mode 100644 index 00000000000..972cf78fff6 --- /dev/null +++ b/arch/powerpc/boot/dts/asp834x-redboot.dts @@ -0,0 +1,247 @@ +/* + * Analogue & Micro ASP8347 Device Tree Source + * + * Copyright 2008 Codehermit + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +/dts-v1/; + +/ { + model = "Analogue & Micro ASP8347E"; + compatible = "analogue-and-micro,asp8347e"; + #address-cells = <1>; + #size-cells = <1>; + + aliases { + ethernet0 = &enet0; + ethernet1 = &enet1; + serial0 = &serial0; + serial1 = &serial1; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + PowerPC,8347@0 { + device_type = "cpu"; + reg = <0x0>; + d-cache-line-size = <32>; + i-cache-line-size = <32>; + d-cache-size = <32768>; + i-cache-size = <32768>; + timebase-frequency = <0>; // from bootloader + bus-frequency = <0>; // from bootloader + clock-frequency = <0>; // from bootloader + }; + }; + + memory { + device_type = "memory"; + reg = <0x00000000 0x8000000>; // 128MB at 0 + }; + + localbus@ff005000 { + #address-cells = <2>; + #size-cells = <1>; + compatible = "fsl,mpc8347e-localbus", + "fsl,pq2pro-localbus", + "simple-bus"; + reg = <0xff005000 0x1000>; + interrupts = <77 0x8>; + interrupt-parent = <&ipic>; + + ranges = < + 0 0 0xf0000000 0x02000000 + >; + + flash@0,0 { + compatible = "cfi-flash"; + reg = <0 0 0x02000000>; + bank-width = <2>; + device-width = <2>; + }; + }; + + soc8349@ff000000 { + #address-cells = <1>; + #size-cells = <1>; + device_type = "soc"; + ranges = <0x0 0xff000000 0x00100000>; + reg = <0xff000000 0x00000200>; + bus-frequency = <0>; + + wdt@200 { + device_type = "watchdog"; + compatible = "mpc83xx_wdt"; + reg = <0x200 0x100>; + }; + + i2c@3000 { + #address-cells = <1>; + #size-cells = <0>; + cell-index = <0>; + compatible = "fsl-i2c"; + reg = <0x3000 0x100>; + interrupts = <14 0x8>; + interrupt-parent = <&ipic>; + dfsrr; + + rtc@68 { + compatible = "dallas,ds1374"; + reg = <0x68>; + }; + }; + + i2c@3100 { + #address-cells = <1>; + #size-cells = <0>; + cell-index = <1>; + compatible = "fsl-i2c"; + reg = <0x3100 0x100>; + interrupts = <15 0x8>; + interrupt-parent = <&ipic>; + dfsrr; + }; + + spi@7000 { + cell-index = <0>; + compatible = "fsl,spi"; + reg = <0x7000 0x1000>; + interrupts = <16 0x8>; + interrupt-parent = <&ipic>; + mode = "cpu"; + }; + + /* phy type (ULPI or SERIAL) are only types supported for MPH */ + /* port = 0 or 1 */ + usb@22000 { + compatible = "fsl-usb2-mph"; + reg = <0x22000 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + interrupt-parent = <&ipic>; + interrupts = <39 0x8>; + phy_type = "ulpi"; + port1; + }; + /* phy type (ULPI, UTMI, UTMI_WIDE, SERIAL) */ + usb@23000 { + compatible = "fsl-usb2-dr"; + reg = <0x23000 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + interrupt-parent = <&ipic>; + interrupts = <38 0x8>; + dr_mode = "otg"; + phy_type = "ulpi"; + }; + + mdio@24520 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,gianfar-mdio"; + reg = <0x24520 0x20>; + + phy0: ethernet-phy@0 { + interrupt-parent = <&ipic>; + interrupts = <17 0x8>; + reg = <0x1>; + device_type = "ethernet-phy"; + }; + phy1: ethernet-phy@1 { + interrupt-parent = <&ipic>; + interrupts = <18 0x8>; + reg = <0x2>; + device_type = "ethernet-phy"; + }; + }; + + enet0: ethernet@24000 { + cell-index = <0>; + device_type = "network"; + model = "TSEC"; + compatible = "gianfar"; + reg = <0x24000 0x1000>; + local-mac-address = [ 00 08 e5 11 32 33 ]; + interrupts = <32 0x8 33 0x8 34 0x8>; + interrupt-parent = <&ipic>; + phy-handle = <&phy0>; + linux,network-index = <0>; + }; + + enet1: ethernet@25000 { + cell-index = <1>; + device_type = "network"; + model = "TSEC"; + compatible = "gianfar"; + reg = <0x25000 0x1000>; + local-mac-address = [ 00 08 e5 11 32 34 ]; + interrupts = <35 0x8 36 0x8 37 0x8>; + interrupt-parent = <&ipic>; + phy-handle = <&phy1>; + linux,network-index = <1>; + }; + + serial0: serial@4500 { + cell-index = <0>; + device_type = "serial"; + compatible = "ns16550"; + reg = <0x4500 0x100>; + clock-frequency = <400000000>; + interrupts = <9 0x8>; + interrupt-parent = <&ipic>; + }; + + serial1: serial@4600 { + cell-index = <1>; + device_type = "serial"; + compatible = "ns16550"; + reg = <0x4600 0x100>; + clock-frequency = <400000000>; + interrupts = <10 0x8>; + interrupt-parent = <&ipic>; + }; + + /* May need to remove if on a part without crypto engine */ + crypto@30000 { + device_type = "crypto"; + model = "SEC2"; + compatible = "talitos"; + reg = <0x30000 0x10000>; + interrupts = <11 0x8>; + interrupt-parent = <&ipic>; + num-channels = <4>; + channel-fifo-len = <24>; + exec-units-mask = <0x0000007e>; + /* desc mask is for rev2.0, + * we need runtime fixup for >2.0 */ + descriptor-types-mask = <0x01010ebf>; + }; + + /* IPIC + * interrupts cell = + * sense values match linux IORESOURCE_IRQ_* defines: + * sense == 8: Level, low assertion + * sense == 2: Edge, high-to-low change + */ + ipic: pic@700 { + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <2>; + reg = <0x700 0x100>; + device_type = "ipic"; + }; + }; + + chosen { + bootargs = "console=ttyS0,38400 root=/dev/mtdblock3 rootfstype=jffs2"; + linux,stdout-path = &serial0; + }; + +}; diff --git a/arch/powerpc/boot/redboot-83xx.c b/arch/powerpc/boot/redboot-83xx.c new file mode 100644 index 00000000000..79aa9e151fa --- /dev/null +++ b/arch/powerpc/boot/redboot-83xx.c @@ -0,0 +1,60 @@ +/* + * RedBoot firmware support + * + * Author: Scott Wood + * + * Copyright (c) 2007 Freescale Semiconductor, Inc. + * Copyright (c) 2008 Codehermit + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include "ops.h" +#include "stdio.h" +#include "redboot.h" +#include "fsl-soc.h" +#include "io.h" + +static bd_t bd; +BSS_STACK(4096); + +#define MHZ(x) ((x + 500000) / 1000000) + +static void platform_fixups(void) +{ + void *node; + + dt_fixup_memory(bd.bi_memstart, bd.bi_memsize); + dt_fixup_mac_addresses(bd.bi_enetaddr); + dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 16, bd.bi_busfreq); + + node = finddevice("/soc/cpm/brg"); + if (node) { + printf("BRG clock-frequency <- 0x%x (%dMHz)\r\n", + bd.bi_busfreq, MHZ(bd.bi_busfreq)); + setprop(node, "clock-frequency", &bd.bi_busfreq, 4); + } + +} + +void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7) +{ + memcpy(&bd, (char *)r3, sizeof(bd)); + + if (bd.bi_tag != 0x42444944) + return; + + simple_alloc_init(_end, + bd.bi_memstart + bd.bi_memsize - (unsigned long)_end, + 32, 64); + + fdt_init(_dtb_start); + serial_console_init(); + platform_ops.fixups = platform_fixups; + + loader_info.cmdline = (char *)bd.bi_cmdline; + loader_info.cmdline_len = strlen((char *)bd.bi_cmdline); +} diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper index d6c96d9ab29..4832be88099 100755 --- a/arch/powerpc/boot/wrapper +++ b/arch/powerpc/boot/wrapper @@ -171,7 +171,7 @@ cuboot*) *-mpc824*) platformo=$object/cuboot-824x.o ;; - *-mpc83*) + *-mpc83*|*-asp834x*) platformo=$object/cuboot-83xx.o ;; *-tqm8541|*-mpc8560*|*-tqm8560|*-tqm8555|*-ksi8560*) @@ -203,6 +203,10 @@ simpleboot-virtex405-*) platformo="$object/virtex405-head.o $object/simpleboot.o" binary=y ;; +asp834x-redboot) + platformo="$object/fixed-head.o $object/redboot-83xx.o" + binary=y + ;; esac vmz="$tmpdir/`basename \"$kernel\"`.$ext" -- cgit v1.2.3-70-g09d2