target/linux/ppc40x/patches/007-openrb-light.patch

   1 --- a/arch/powerpc/boot/Makefile
   2 +++ b/arch/powerpc/boot/Makefile
   3 @@ -70,7 +70,8 @@ src-plat := of.c cuboot-52xx.c cuboot-82
   4                 cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
   5                 cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \
   6                 virtex405-head.S virtex.c redboot-83xx.c cuboot-sam440ep.c \
   7 -               cuboot-acadia.c cuboot-magicboxv1.c cuboot-magicboxv2.c
   8 +               cuboot-acadia.c cuboot-magicboxv1.c cuboot-magicboxv2.c \
   9 +               cuboot-openrb-light.c
  10  src-boot := $(src-wlib) $(src-plat) empty.c
  11
  12  src-boot := $(addprefix $(obj)/, $(src-boot))
  13 @@ -216,6 +217,7 @@ image-$(CONFIG_WALNUT)                      += treeImage.wa
  14  image-$(CONFIG_ACADIA)                 += cuImage.acadia
  15  image-$(CONFIG_MAGICBOXV1)             += cuImage.magicboxv1
  16  image-$(CONFIG_MAGICBOXV2)             += cuImage.magicboxv2
  17 +image-$(CONFIG_OPENRB_LIGHT)           += cuImage.openrb-light
  18
  19  # Board ports in arch/powerpc/platform/44x/Kconfig
  20  image-$(CONFIG_EBONY)                  += treeImage.ebony cuImage.ebony
  21 --- a/arch/powerpc/platforms/40x/Kconfig
  22 +++ b/arch/powerpc/platforms/40x/Kconfig
  23 @@ -79,6 +79,16 @@ config MAKALU
  24         help
  25           This option enables support for the AMCC PPC405EX board.
  26
  27 +config OPENRB_LIGHT
  28 +       bool "OpenRB Light"
  29 +       depends on 40x
  30 +       default n
  31 +       select PPC40x_SIMPLE
  32 +       select 405EP
  33 +       select PCI
  34 +       help
  35 +         This option enables support for the OpenRB Light board.
  36 +
  37  #config REDWOOD_5
  38  #      bool "Redwood-5"
  39  #      depends on 40x
  40 --- a/arch/powerpc/platforms/40x/ppc40x_simple.c
  41 +++ b/arch/powerpc/platforms/40x/ppc40x_simple.c
  42 @@ -54,6 +54,7 @@ static char *board[] __initdata = {
  43         "amcc,acadia",
  44         "magicboxv1",
  45         "magicboxv2",
  46 +       "openrb,light",
  47  };
  48
  49  static int __init ppc40x_probe(void)
  50 --- /dev/null
  51 +++ b/arch/powerpc/boot/cuboot-openrb-light.c
  52 @@ -0,0 +1,41 @@
  53 +/*
  54 + * Old U-boot compatibility for OpenRB Light board
  55 + *
  56 + * Author: Gabor Juhos <juhosg@openwrt.org>
  57 + *
  58 + * This program is free software; you can redistribute it and/or modify it
  59 + * under the terms of the GNU General Public License version 2 as published
  60 + * by the Free Software Foundation.
  61 + */
  62 +
  63 +#include "ops.h"
  64 +#include "io.h"
  65 +#include "dcr.h"
  66 +#include "stdio.h"
  67 +#include "4xx.h"
  68 +#include "44x.h"
  69 +#include "cuboot.h"
  70 +
  71 +#define TARGET_4xx
  72 +#define TARGET_405EP
  73 +#include "ppcboot.h"
  74 +
  75 +static bd_t bd;
  76 +
  77 +static void openrb_light_fixups(void)
  78 +{
  79 +       ibm405ep_fixup_clocks(33333000);
  80 +       ibm4xx_sdram_fixup_memsize();
  81 +       dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr);
  82 +}
  83 +
  84 +void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
  85 +               unsigned long r6, unsigned long r7)
  86 +{
  87 +       CUBOOT_INIT();
  88 +       platform_ops.fixups = openrb_light_fixups;
  89 +       platform_ops.exit = ibm40x_dbcr_reset;
  90 +       fdt_init(_dtb_start);
  91 +       serial_console_init();
  92 +}
  93 +
  94 --- /dev/null
  95 +++ b/arch/powerpc/boot/dts/openrb-light.dts
  96 @@ -0,0 +1,244 @@
  97 +/*
  98 + * Device Tree Source for OpenRB Light board
  99 + *
 100 + * Copyright 2009 Gabor Juhos <juhosg@openwrt.org>
 101 + *
 102 + * Based on magicboxv2.dts
 103 + *
 104 + * This file is licensed under the terms of the GNU General Public
 105 + * License version 2.  This program is licensed "as is" without
 106 + * any warranty of any kind, whether express or implied.
 107 + */
 108 +
 109 +/dts-v1/;
 110 +
 111 +/ {
 112 +       #address-cells = <1>;
 113 +       #size-cells = <1>;
 114 +       model = "openrb,light";
 115 +       compatible = "openrb,light";
 116 +       dcr-parent = <&{/cpus/cpu@0}>;
 117 +
 118 +       aliases {
 119 +               ethernet0 = &EMAC0;
 120 +               serial0 = &UART0;
 121 +               serial1 = &UART1;
 122 +       };
 123 +
 124 +       cpus {
 125 +               #address-cells = <1>;
 126 +               #size-cells = <0>;
 127 +
 128 +               cpu@0 {
 129 +                       device_type = "cpu";
 130 +                       model = "PowerPC,405EP";
 131 +                       reg = <0x00000000>;
 132 +                       clock-frequency = <0xbebc200>; /* Filled in by zImage */
 133 +                       timebase-frequency = <0>; /* Filled in by zImage */
 134 +                       i-cache-line-size = <20>;
 135 +                       d-cache-line-size = <20>;
 136 +                       i-cache-size = <4000>;
 137 +                       d-cache-size = <4000>;
 138 +                       dcr-controller;
 139 +                       dcr-access-method = "native";
 140 +               };
 141 +       };
 142 +
 143 +       memory {
 144 +               device_type = "memory";
 145 +               reg = <0x00000000 0x00000000>; /* Filled in by zImage */
 146 +       };
 147 +
 148 +       UIC0: interrupt-controller {
 149 +               compatible = "ibm,uic";
 150 +               interrupt-controller;
 151 +               cell-index = <0>;
 152 +               dcr-reg = <0x0c0 0x009>;
 153 +               #address-cells = <0>;
 154 +               #size-cells = <0>;
 155 +               #interrupt-cells = <2>;
 156 +       };
 157 +
 158 +       plb {
 159 +               compatible = "ibm,plb3";
 160 +               #address-cells = <1>;
 161 +               #size-cells = <1>;
 162 +               ranges;
 163 +               clock-frequency = <0>; /* Filled in by zImage */
 164 +
 165 +               SDRAM0: memory-controller {
 166 +                       compatible = "ibm,sdram-405ep";
 167 +                       dcr-reg = <0x010 0x002>;
 168 +               };
 169 +
 170 +               MAL: mcmal {
 171 +                       compatible = "ibm,mcmal-405ep", "ibm,mcmal";
 172 +                       dcr-reg = <0x180 0x062>;
 173 +                       num-tx-chans = <4>;
 174 +                       num-rx-chans = <2>;
 175 +                       interrupt-parent = <&UIC0>;
 176 +                       interrupts = <
 177 +                               0xb 0x4 /* TXEOB */
 178 +                               0xc 0x4 /* RXEOB */
 179 +                               0xa 0x4 /* SERR */
 180 +                               0xd 0x4 /* TXDE */
 181 +                               0xe 0x4 /* RXDE */>;
 182 +               };
 183 +
 184 +               OPB0: opb {
 185 +                       compatible = "ibm,opb-405ep", "ibm,opb";
 186 +                       #address-cells = <1>;
 187 +                       #size-cells = <1>;
 188 +                       ranges = <0xef600000 0xef600000 0x00a00000>;
 189 +                       dcr-reg = <0x0a0 0x005>;
 190 +                       clock-frequency = <0>; /* Filled in by zImage */
 191 +
 192 +                       UART0: serial@ef600300 {
 193 +                               device_type = "serial";
 194 +                               compatible = "ns16550";
 195 +                               reg = <0xef600300 0x00000008>;
 196 +                               virtual-reg = <0xef600300>;
 197 +                               clock-frequency = <0>; /* Filled in by zImage */
 198 +                               current-speed = <115200>;
 199 +                               interrupt-parent = <&UIC0>;
 200 +                               interrupts = <0x0 0x4>;
 201 +                       };
 202 +
 203 +                       UART1: serial@ef600400 {
 204 +                               device_type = "serial";
 205 +                               compatible = "ns16550";
 206 +                               reg = <0xef600400 0x00000008>;
 207 +                               virtual-reg = <0xef600400>;
 208 +                               clock-frequency = <0>; /* Filled in by zImage */
 209 +                               current-speed = <115200>;
 210 +                               interrupt-parent = <&UIC0>;
 211 +                               interrupts = <0x1 0x4>;
 212 +                       };
 213 +
 214 +                       IIC: i2c@ef600500 {
 215 +                               #address-cells = <1>;
 216 +                               #size-cells = <0>;
 217 +                               compatible = "ibm,iic-405ep", "ibm,iic";
 218 +                               reg = <0xef600500 0x00000011>;
 219 +                               interrupt-parent = <&UIC0>;
 220 +                               interrupts = <0x2 0x4>;
 221 +
 222 +                               eeprom@50 {
 223 +                                       compatible = "at24,24c16";
 224 +                                       reg = <0x50>;
 225 +                               };
 226 +                       };
 227 +
 228 +                       GPIO0: gpio-controller@ef600700 {
 229 +                               compatible = "ibm,ppc4xx-gpio";
 230 +                               reg = <0xef600700 0x00000020>;
 231 +                               #gpio-cells = <2>;
 232 +                               gpio-controller;
 233 +                       };
 234 +
 235 +                       EMAC0: ethernet@ef600800 {
 236 +                               linux,network-index = <0x0>;
 237 +                               device_type = "network";
 238 +                               compatible = "ibm,emac-405ep", "ibm,emac";
 239 +                               interrupt-parent = <&UIC0>;
 240 +                               interrupts = <
 241 +                                       0xf 0x4 /* Ethernet */
 242 +                                       0x9 0x4 /* Ethernet Wake Up */>;
 243 +                               local-mac-address = [000000000000]; /* Filled in by zImage */
 244 +                               reg = <0xef600800 0x00000070>;
 245 +                               mal-device = <&MAL>;
 246 +                               mal-tx-channel = <0>;
 247 +                               mal-rx-channel = <0>;
 248 +                               cell-index = <0>;
 249 +                               max-frame-size = <0x5dc>;
 250 +                               rx-fifo-size = <0x1000>;
 251 +                               tx-fifo-size = <0x800>;
 252 +                               phy-mode = "mii";
 253 +                               phy-map = <0x00000000>;
 254 +                       };
 255 +
 256 +                       leds {
 257 +                               compatible = "gpio-leds";
 258 +                               user {
 259 +                                       label = "openrb:green:user";
 260 +                                       gpios = <&GPIO0 2 1>;
 261 +                               };
 262 +                       };
 263 +               };
 264 +
 265 +               EBC0: ebc {
 266 +                       compatible = "ibm,ebc-405ep", "ibm,ebc";
 267 +                       dcr-reg = <0x012 0x002>;
 268 +                       #address-cells = <2>;
 269 +                       #size-cells = <1>;
 270 +                       /* The ranges property is supplied by the bootwrapper
 271 +                        * and is based on the firmware's configuration of the
 272 +                        * EBC bridge
 273 +                        */
 274 +                       clock-frequency = <0>; /* Filled in by zImage */
 275 +
 276 +                       nor_flash@ff800000 {
 277 +                               compatible = "cfi-flash";
 278 +                               bank-width = <2>;
 279 +                               reg = <0x00000000 0xff800000 0x00800000>;
 280 +                               #address-cells = <1>;
 281 +                               #size-cells = <1>;
 282 +                               partition@0 {
 283 +                                       label = "linux";
 284 +                                       reg = <0x0 0x120000>;
 285 +                               };
 286 +                               partition@120000 {
 287 +                                       label = "rootfs";
 288 +                                       reg = <0x120000 0x6a0000>;
 289 +                               };
 290 +                               partition@7c0000 {
 291 +                                       label = "u-boot";
 292 +                                       reg = <0x7c0000 0x30000>;
 293 +                                       read-only;
 294 +                               };
 295 +                       };
 296 +               };
 297 +
 298 +               PCI0: pci@ec000000 {
 299 +                       device_type = "pci";
 300 +                       #interrupt-cells = <1>;
 301 +                       #size-cells = <2>;
 302 +                       #address-cells = <3>;
 303 +                       compatible = "ibm,plb405ep-pci", "ibm,plb-pci";
 304 +                       primary;
 305 +                       reg = <0xeec00000 0x00000008    /* Config space access */
 306 +                              0xeed80000 0x00000004    /* IACK */
 307 +                              0xeed80000 0x00000004    /* Special cycle */
 308 +                              0xef480000 0x00000040>;  /* Internal registers */
 309 +
 310 +                       /* Outbound ranges, one memory and one IO,
 311 +                        * later cannot be changed. Chip supports a second
 312 +                        * IO range but we don't use it for now
 313 +                        */
 314 +                       ranges = <0x02000000 0x00000000 0x80000000 0x80000000 0x00000000 0x20000000
 315 +                                 0x01000000 0x00000000 0x00000000 0xe8000000 0x00000000 0x00010000>;
 316 +
 317 +                       /* Inbound 2GB range starting at 0 */
 318 +                       dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x80000000>;
 319 +
 320 +                       interrupt-map-mask = <0xf800 0x0 0x0 0x0>;
 321 +                       interrupt-map = <
 322 +                               /* IDSEL 1 */
 323 +                               0x800 0x0 0x0 0x0 &UIC0 0x1c 0x8
 324 +
 325 +                               /* IDSEL 2 */
 326 +                               0x1000 0x0 0x0 0x0 &UIC0 0x1d 0x8
 327 +
 328 +                               /* IDSEL 3 */
 329 +                               0x1800 0x0 0x0 0x0 &UIC0 0x1e 0x8
 330 +
 331 +                               /* IDSEL 4 */
 332 +                               0x2000 0x0 0x0 0x0 &UIC0 0x1f 0x8
 333 +                       >;
 334 +               };
 335 +       };
 336 +
 337 +       chosen {
 338 +               linux,stdout-path = "/plb/opb/serial@ef600300";
 339 +       };
 340 +};