From 404925837dc02aecec1c17bcdc018e201842ee7a Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Sun, 19 Jul 2009 09:30:37 +0000 Subject: [PATCH] backport support of the OpenRB Lite board to 2.6.28 SVN-Revision: 16912 --- target/linux/ppc40x/config-default | 1 + .../ppc40x/patches/007-openrb-light.patch | 340 ++++++++++++++++++ 2 files changed, 341 insertions(+) create mode 100644 target/linux/ppc40x/patches/007-openrb-light.patch diff --git a/target/linux/ppc40x/config-default b/target/linux/ppc40x/config-default index d0db7b07a8..a103bf7351 100644 --- a/target/linux/ppc40x/config-default +++ b/target/linux/ppc40x/config-default @@ -117,6 +117,7 @@ CONFIG_NOT_COHERENT_CACHE=y CONFIG_OF=y CONFIG_OF_DEVICE=y CONFIG_OF_GPIO=y +CONFIG_OPENRB_LIGHT=y CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_PAGE_OFFSET=0xc0000000 CONFIG_PCI=y diff --git a/target/linux/ppc40x/patches/007-openrb-light.patch b/target/linux/ppc40x/patches/007-openrb-light.patch new file mode 100644 index 0000000000..faafbb8400 --- /dev/null +++ b/target/linux/ppc40x/patches/007-openrb-light.patch @@ -0,0 +1,340 @@ +--- a/arch/powerpc/boot/Makefile ++++ b/arch/powerpc/boot/Makefile +@@ -70,7 +70,8 @@ src-plat := of.c cuboot-52xx.c cuboot-82 + 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 virtex.c redboot-83xx.c cuboot-sam440ep.c \ +- cuboot-acadia.c cuboot-magicboxv1.c cuboot-magicboxv2.c ++ cuboot-acadia.c cuboot-magicboxv1.c cuboot-magicboxv2.c \ ++ cuboot-openrb-light.c + src-boot := $(src-wlib) $(src-plat) empty.c + + src-boot := $(addprefix $(obj)/, $(src-boot)) +@@ -216,6 +217,7 @@ image-$(CONFIG_WALNUT) += treeImage.wa + image-$(CONFIG_ACADIA) += cuImage.acadia + image-$(CONFIG_MAGICBOXV1) += cuImage.magicboxv1 + image-$(CONFIG_MAGICBOXV2) += cuImage.magicboxv2 ++image-$(CONFIG_OPENRB_LIGHT) += cuImage.openrb-light + + # Board ports in arch/powerpc/platform/44x/Kconfig + image-$(CONFIG_EBONY) += treeImage.ebony cuImage.ebony +--- a/arch/powerpc/platforms/40x/Kconfig ++++ b/arch/powerpc/platforms/40x/Kconfig +@@ -79,6 +79,16 @@ config MAKALU + help + This option enables support for the AMCC PPC405EX board. + ++config OPENRB_LIGHT ++ bool "OpenRB Light" ++ depends on 40x ++ default n ++ select PPC40x_SIMPLE ++ select 405EP ++ select PCI ++ help ++ This option enables support for the OpenRB Light board. ++ + #config REDWOOD_5 + # bool "Redwood-5" + # depends on 40x +--- a/arch/powerpc/platforms/40x/ppc40x_simple.c ++++ b/arch/powerpc/platforms/40x/ppc40x_simple.c +@@ -54,6 +54,7 @@ static char *board[] __initdata = { + "amcc,acadia", + "magicboxv1", + "magicboxv2", ++ "openrb,light", + }; + + static int __init ppc40x_probe(void) +--- /dev/null ++++ b/arch/powerpc/boot/cuboot-openrb-light.c +@@ -0,0 +1,41 @@ ++/* ++ * Old U-boot compatibility for OpenRB Light board ++ * ++ * Author: Gabor Juhos ++ * ++ * 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 "io.h" ++#include "dcr.h" ++#include "stdio.h" ++#include "4xx.h" ++#include "44x.h" ++#include "cuboot.h" ++ ++#define TARGET_4xx ++#define TARGET_405EP ++#include "ppcboot.h" ++ ++static bd_t bd; ++ ++static void openrb_light_fixups(void) ++{ ++ ibm405ep_fixup_clocks(33333000); ++ ibm4xx_sdram_fixup_memsize(); ++ dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr); ++} ++ ++void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, ++ unsigned long r6, unsigned long r7) ++{ ++ CUBOOT_INIT(); ++ platform_ops.fixups = openrb_light_fixups; ++ platform_ops.exit = ibm40x_dbcr_reset; ++ fdt_init(_dtb_start); ++ serial_console_init(); ++} ++ +--- /dev/null ++++ b/arch/powerpc/boot/dts/openrb-light.dts +@@ -0,0 +1,244 @@ ++/* ++ * Device Tree Source for OpenRB Light board ++ * ++ * Copyright 2009 Gabor Juhos ++ * ++ * Based on magicboxv2.dts ++ * ++ * 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. ++ */ ++ ++/dts-v1/; ++ ++/ { ++ #address-cells = <1>; ++ #size-cells = <1>; ++ model = "openrb,light"; ++ compatible = "openrb,light"; ++ dcr-parent = <&{/cpus/cpu@0}>; ++ ++ aliases { ++ ethernet0 = &EMAC0; ++ serial0 = &UART0; ++ serial1 = &UART1; ++ }; ++ ++ cpus { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ ++ cpu@0 { ++ device_type = "cpu"; ++ model = "PowerPC,405EP"; ++ reg = <0x00000000>; ++ clock-frequency = <0xbebc200>; /* Filled in by zImage */ ++ timebase-frequency = <0>; /* Filled in by zImage */ ++ i-cache-line-size = <20>; ++ d-cache-line-size = <20>; ++ i-cache-size = <4000>; ++ d-cache-size = <4000>; ++ dcr-controller; ++ dcr-access-method = "native"; ++ }; ++ }; ++ ++ memory { ++ device_type = "memory"; ++ reg = <0x00000000 0x00000000>; /* Filled in by zImage */ ++ }; ++ ++ UIC0: interrupt-controller { ++ compatible = "ibm,uic"; ++ interrupt-controller; ++ cell-index = <0>; ++ dcr-reg = <0x0c0 0x009>; ++ #address-cells = <0>; ++ #size-cells = <0>; ++ #interrupt-cells = <2>; ++ }; ++ ++ plb { ++ compatible = "ibm,plb3"; ++ #address-cells = <1>; ++ #size-cells = <1>; ++ ranges; ++ clock-frequency = <0>; /* Filled in by zImage */ ++ ++ SDRAM0: memory-controller { ++ compatible = "ibm,sdram-405ep"; ++ dcr-reg = <0x010 0x002>; ++ }; ++ ++ MAL: mcmal { ++ compatible = "ibm,mcmal-405ep", "ibm,mcmal"; ++ dcr-reg = <0x180 0x062>; ++ num-tx-chans = <4>; ++ num-rx-chans = <2>; ++ interrupt-parent = <&UIC0>; ++ interrupts = < ++ 0xb 0x4 /* TXEOB */ ++ 0xc 0x4 /* RXEOB */ ++ 0xa 0x4 /* SERR */ ++ 0xd 0x4 /* TXDE */ ++ 0xe 0x4 /* RXDE */>; ++ }; ++ ++ OPB0: opb { ++ compatible = "ibm,opb-405ep", "ibm,opb"; ++ #address-cells = <1>; ++ #size-cells = <1>; ++ ranges = <0xef600000 0xef600000 0x00a00000>; ++ dcr-reg = <0x0a0 0x005>; ++ clock-frequency = <0>; /* Filled in by zImage */ ++ ++ UART0: serial@ef600300 { ++ device_type = "serial"; ++ compatible = "ns16550"; ++ reg = <0xef600300 0x00000008>; ++ virtual-reg = <0xef600300>; ++ clock-frequency = <0>; /* Filled in by zImage */ ++ current-speed = <115200>; ++ interrupt-parent = <&UIC0>; ++ interrupts = <0x0 0x4>; ++ }; ++ ++ UART1: serial@ef600400 { ++ device_type = "serial"; ++ compatible = "ns16550"; ++ reg = <0xef600400 0x00000008>; ++ virtual-reg = <0xef600400>; ++ clock-frequency = <0>; /* Filled in by zImage */ ++ current-speed = <115200>; ++ interrupt-parent = <&UIC0>; ++ interrupts = <0x1 0x4>; ++ }; ++ ++ IIC: i2c@ef600500 { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ compatible = "ibm,iic-405ep", "ibm,iic"; ++ reg = <0xef600500 0x00000011>; ++ interrupt-parent = <&UIC0>; ++ interrupts = <0x2 0x4>; ++ ++ eeprom@50 { ++ compatible = "at24,24c16"; ++ reg = <0x50>; ++ }; ++ }; ++ ++ GPIO0: gpio-controller@ef600700 { ++ compatible = "ibm,ppc4xx-gpio"; ++ reg = <0xef600700 0x00000020>; ++ #gpio-cells = <2>; ++ gpio-controller; ++ }; ++ ++ EMAC0: ethernet@ef600800 { ++ linux,network-index = <0x0>; ++ device_type = "network"; ++ compatible = "ibm,emac-405ep", "ibm,emac"; ++ interrupt-parent = <&UIC0>; ++ interrupts = < ++ 0xf 0x4 /* Ethernet */ ++ 0x9 0x4 /* Ethernet Wake Up */>; ++ local-mac-address = [000000000000]; /* Filled in by zImage */ ++ reg = <0xef600800 0x00000070>; ++ mal-device = <&MAL>; ++ mal-tx-channel = <0>; ++ mal-rx-channel = <0>; ++ cell-index = <0>; ++ max-frame-size = <0x5dc>; ++ rx-fifo-size = <0x1000>; ++ tx-fifo-size = <0x800>; ++ phy-mode = "mii"; ++ phy-map = <0x00000000>; ++ }; ++ ++ leds { ++ compatible = "gpio-leds"; ++ user { ++ label = "openrb:green:user"; ++ gpios = <&GPIO0 2 1>; ++ }; ++ }; ++ }; ++ ++ EBC0: ebc { ++ compatible = "ibm,ebc-405ep", "ibm,ebc"; ++ dcr-reg = <0x012 0x002>; ++ #address-cells = <2>; ++ #size-cells = <1>; ++ /* The ranges property is supplied by the bootwrapper ++ * and is based on the firmware's configuration of the ++ * EBC bridge ++ */ ++ clock-frequency = <0>; /* Filled in by zImage */ ++ ++ nor_flash@ff800000 { ++ compatible = "cfi-flash"; ++ bank-width = <2>; ++ reg = <0x00000000 0xff800000 0x00800000>; ++ #address-cells = <1>; ++ #size-cells = <1>; ++ partition@0 { ++ label = "linux"; ++ reg = <0x0 0x120000>; ++ }; ++ partition@120000 { ++ label = "rootfs"; ++ reg = <0x120000 0x6a0000>; ++ }; ++ partition@7c0000 { ++ label = "u-boot"; ++ reg = <0x7c0000 0x30000>; ++ read-only; ++ }; ++ }; ++ }; ++ ++ PCI0: pci@ec000000 { ++ device_type = "pci"; ++ #interrupt-cells = <1>; ++ #size-cells = <2>; ++ #address-cells = <3>; ++ compatible = "ibm,plb405ep-pci", "ibm,plb-pci"; ++ primary; ++ reg = <0xeec00000 0x00000008 /* Config space access */ ++ 0xeed80000 0x00000004 /* IACK */ ++ 0xeed80000 0x00000004 /* Special cycle */ ++ 0xef480000 0x00000040>; /* Internal registers */ ++ ++ /* Outbound ranges, one memory and one IO, ++ * later cannot be changed. Chip supports a second ++ * IO range but we don't use it for now ++ */ ++ ranges = <0x02000000 0x00000000 0x80000000 0x80000000 0x00000000 0x20000000 ++ 0x01000000 0x00000000 0x00000000 0xe8000000 0x00000000 0x00010000>; ++ ++ /* Inbound 2GB range starting at 0 */ ++ dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x80000000>; ++ ++ interrupt-map-mask = <0xf800 0x0 0x0 0x0>; ++ interrupt-map = < ++ /* IDSEL 1 */ ++ 0x800 0x0 0x0 0x0 &UIC0 0x1c 0x8 ++ ++ /* IDSEL 2 */ ++ 0x1000 0x0 0x0 0x0 &UIC0 0x1d 0x8 ++ ++ /* IDSEL 3 */ ++ 0x1800 0x0 0x0 0x0 &UIC0 0x1e 0x8 ++ ++ /* IDSEL 4 */ ++ 0x2000 0x0 0x0 0x0 &UIC0 0x1f 0x8 ++ >; ++ }; ++ }; ++ ++ chosen { ++ linux,stdout-path = "/plb/opb/serial@ef600300"; ++ }; ++};