target/linux/ppc40x/patches/005-magicboxv1.patch

   1 --- /dev/null
   2 +++ b/arch/powerpc/boot/cuboot-magicboxv1.c
   3 @@ -0,0 +1,40 @@
   4 +/*
   5 + * Old U-boot compatibility for Magicbox v1
   6 + *
   7 + * Author: Imre Kaloz <kaloz@openwrt.org>
   8 + *
   9 + * This program is free software; you can redistribute it and/or modify it
  10 + * under the terms of the GNU General Public License version 2 as published
  11 + * by the Free Software Foundation.
  12 + */
  13 +
  14 +#include "ops.h"
  15 +#include "io.h"
  16 +#include "dcr.h"
  17 +#include "stdio.h"
  18 +#include "4xx.h"
  19 +#include "44x.h"
  20 +#include "cuboot.h"
  21 +
  22 +#define TARGET_4xx
  23 +#define TARGET_405EP
  24 +#include "ppcboot.h"
  25 +
  26 +static bd_t bd;
  27 +
  28 +static void magicboxv1_fixups(void)
  29 +{
  30 +       ibm405ep_fixup_clocks(25000000);
  31 +       ibm4xx_sdram_fixup_memsize();
  32 +       dt_fixup_mac_addresses(&bd.bi_enetaddr);
  33 +}
  34 +
  35 +void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
  36 +               unsigned long r6, unsigned long r7)
  37 +{
  38 +       CUBOOT_INIT();
  39 +       platform_ops.fixups = magicboxv1_fixups;
  40 +       platform_ops.exit = ibm40x_dbcr_reset;
  41 +       fdt_init(_dtb_start);
  42 +       serial_console_init();
  43 +}
  44 --- /dev/null
  45 +++ b/arch/powerpc/boot/dts/magicboxv1.dts
  46 @@ -0,0 +1,217 @@
  47 +/*
  48 + * Device Tree Source for Magicbox v1
  49 + *
  50 + * Copyright 2008 Imre Kaloz <kaloz@openwrt.org>
  51 + *
  52 + * Based on walnut.dts
  53 + *
  54 + * This file is licensed under the terms of the GNU General Public
  55 + * License version 2.  This program is licensed "as is" without
  56 + * any warranty of any kind, whether express or implied.
  57 + */
  58 +
  59 +/dts-v1/;
  60 +
  61 +/ {
  62 +       #address-cells = <1>;
  63 +       #size-cells = <1>;
  64 +       model = "magicboxv1";
  65 +       compatible = "magicboxv1";
  66 +       dcr-parent = <&{/cpus/cpu@0}>;
  67 +
  68 +       aliases {
  69 +               ethernet0 = &EMAC;
  70 +               serial0 = &UART;
  71 +       };
  72 +
  73 +       cpus {
  74 +               #address-cells = <1>;
  75 +               #size-cells = <0>;
  76 +
  77 +               cpu@0 {
  78 +                       device_type = "cpu";
  79 +                       model = "PowerPC,405EP";
  80 +                       reg = <0x00000000>;
  81 +                       clock-frequency = <0xbebc200>; /* Filled in by zImage */
  82 +                       timebase-frequency = <0>; /* Filled in by zImage */
  83 +                       i-cache-line-size = <20>;
  84 +                       d-cache-line-size = <20>;
  85 +                       i-cache-size = <4000>;
  86 +                       d-cache-size = <4000>;
  87 +                       dcr-controller;
  88 +                       dcr-access-method = "native";
  89 +               };
  90 +       };
  91 +
  92 +       memory {
  93 +               device_type = "memory";
  94 +               reg = <0x00000000 0x00000000>; /* Filled in by zImage */
  95 +       };
  96 +
  97 +       UIC0: interrupt-controller {
  98 +               compatible = "ibm,uic";
  99 +               interrupt-controller;
 100 +               cell-index = <0>;
 101 +               dcr-reg = <0x0c0 0x009>;
 102 +               #address-cells = <0>;
 103 +               #size-cells = <0>;
 104 +               #interrupt-cells = <2>;
 105 +       };
 106 +
 107 +       plb {
 108 +               compatible = "ibm,plb3";
 109 +               #address-cells = <1>;
 110 +               #size-cells = <1>;
 111 +               ranges;
 112 +               clock-frequency = <0>; /* Filled in by zImage */
 113 +
 114 +               SDRAM0: memory-controller {
 115 +                       compatible = "ibm,sdram-405ep";
 116 +                       dcr-reg = <0x010 0x002>;
 117 +               };
 118 +
 119 +               MAL: mcmal {
 120 +                       compatible = "ibm,mcmal-405ep", "ibm,mcmal";
 121 +                       dcr-reg = <0x180 0x062>;
 122 +                       num-tx-chans = <4>;
 123 +                       num-rx-chans = <2>;
 124 +                       interrupt-parent = <&UIC0>;
 125 +                       interrupts = <
 126 +                               0xb 0x4 /* TXEOB */
 127 +                               0xc 0x4 /* RXEOB */
 128 +                               0xa 0x4 /* SERR */
 129 +                               0xd 0x4 /* TXDE */
 130 +                               0xe 0x4 /* RXDE */>;
 131 +               };
 132 +
 133 +               POB0: opb {
 134 +                       compatible = "ibm,opb-405ep", "ibm,opb";
 135 +                       #address-cells = <1>;
 136 +                       #size-cells = <1>;
 137 +                       ranges = <0xef600000 0xef600000 0x00a00000>;
 138 +                       dcr-reg = <0x0a0 0x005>;
 139 +                       clock-frequency = <0>; /* Filled in by zImage */
 140 +
 141 +                       UART: serial@ef600300 {
 142 +                               device_type = "serial";
 143 +                               compatible = "ns16550";
 144 +                               reg = <0xef600300 0x00000008>;
 145 +                               virtual-reg = <0xef600300>;
 146 +                               clock-frequency = <0>; /* Filled in by zImage */
 147 +                               current-speed = <115200>;
 148 +                               interrupt-parent = <&UIC0>;
 149 +                               interrupts = <0x0 0x4>;
 150 +                       };
 151 +
 152 +                       IIC: i2c@ef600500 {
 153 +                               compatible = "ibm,iic-405ep", "ibm,iic";
 154 +                               reg = <0xef600500 0x00000011>;
 155 +                               interrupt-parent = <&UIC0>;
 156 +                               interrupts = <0x2 0x4>;
 157 +                       };
 158 +
 159 +                       GPIO: gpio@ef600700 {
 160 +                               compatible = "ibm,gpio-405ep";
 161 +                               reg = <0xef600700 0x00000020>;
 162 +                       };
 163 +
 164 +                       EMAC: ethernet@ef600800 {
 165 +                               linux,network-index = <0x0>;
 166 +                               device_type = "network";
 167 +                               compatible = "ibm,emac-405ep", "ibm,emac";
 168 +                               interrupt-parent = <&UIC0>;
 169 +                               interrupts = <
 170 +                                       0xf 0x4 /* Ethernet */
 171 +                                       0x9 0x4 /* Ethernet Wake Up */>;
 172 +                               local-mac-address = [000000000000]; /* Filled in by zImage */
 173 +                               reg = <0xef600800 0x00000070>;
 174 +                               mal-device = <&MAL>;
 175 +                               mal-tx-channel = <0>;
 176 +                               mal-rx-channel = <0>;
 177 +                               cell-index = <0>;
 178 +                               max-frame-size = <0x5dc>;
 179 +                               rx-fifo-size = <0x1000>;
 180 +                               tx-fifo-size = <0x800>;
 181 +                               phy-mode = "mii";
 182 +                               phy-map = <0x00000000>;
 183 +                       };
 184 +
 185 +               };
 186 +
 187 +               EBC0: ebc {
 188 +                       compatible = "ibm,ebc-405ep", "ibm,ebc";
 189 +                       dcr-reg = <0x012 0x002>;
 190 +                       #address-cells = <2>;
 191 +                       #size-cells = <1>;
 192 +                       /* The ranges property is supplied by the bootwrapper
 193 +                        * and is based on the firmware's configuration of the
 194 +                        * EBC bridge
 195 +                        */
 196 +                       clock-frequency = <0>; /* Filled in by zImage */
 197 +
 198 +                       nor_flash@ffc00000 {
 199 +                               compatible = "cfi-flash";
 200 +                               bank-width = <2>;
 201 +                               reg = <0x00000000 0xffc00000 0x00400000>;
 202 +                               #address-cells = <1>;
 203 +                               #size-cells = <1>;
 204 +                               partition@0 {
 205 +                                       label = "linux";
 206 +                                       reg = <0x0 0x3c0000>;
 207 +                               };
 208 +                               partition@100000 {
 209 +                                       label = "rootfs";
 210 +                                       reg = <0x100000 0x2c0000>;
 211 +                               };
 212 +                               partition@3c0000 {
 213 +                                       label = "u-boot";
 214 +                                       reg = <0x3c0000 0x30000>;
 215 +                                       read-only;
 216 +                               };
 217 +                       };
 218 +               };
 219 +
 220 +               PCI0: pci@ec000000 {
 221 +                       device_type = "pci";
 222 +                       #interrupt-cells = <1>;
 223 +                       #size-cells = <2>;
 224 +                       #address-cells = <3>;
 225 +                       compatible = "ibm,plb405ep-pci", "ibm,plb-pci";
 226 +                       primary;
 227 +                       reg = <0xeec00000 0x00000008    /* Config space access */
 228 +                              0xeed80000 0x00000004    /* IACK */
 229 +                              0xeed80000 0x00000004    /* Special cycle */
 230 +                              0xef480000 0x00000040>;  /* Internal registers */
 231 +
 232 +                       /* Outbound ranges, one memory and one IO,
 233 +                        * later cannot be changed. Chip supports a second
 234 +                        * IO range but we don't use it for now
 235 +                        */
 236 +                       ranges = <0x02000000 0x00000000 0x80000000 0x80000000 0x00000000 0x20000000
 237 +                                 0x01000000 0x00000000 0x00000000 0xe8000000 0x00000000 0x00010000>;
 238 +
 239 +                       /* Inbound 2GB range starting at 0 */
 240 +                       dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x80000000>;
 241 +
 242 +                       /* Magicbox v1 has all 4 IRQ pins tied together per slot */
 243 +                       interrupt-map-mask = <0xf800 0x0 0x0 0x0>;
 244 +                       interrupt-map = <
 245 +                               /* IDSEL 1 */
 246 +                               0x800 0x0 0x0 0x0 &UIC0 0x1c 0x8
 247 +
 248 +                               /* IDSEL 2 */
 249 +                               0x1000 0x0 0x0 0x0 &UIC0 0x1d 0x8
 250 +
 251 +                               /* IDSEL 3 */
 252 +                               0x1800 0x0 0x0 0x0 &UIC0 0x1e 0x8
 253 +
 254 +                               /* IDSEL 4 */
 255 +                               0x2000 0x0 0x0 0x0 &UIC0 0x1f 0x8
 256 +                       >;
 257 +               };
 258 +       };
 259 +
 260 +       chosen {
 261 +               linux,stdout-path = "/plb/opb/serial@ef600300";
 262 +       };
 263 +};
 264 --- a/arch/powerpc/boot/Makefile
 265 +++ b/arch/powerpc/boot/Makefile
 266 @@ -70,7 +70,7 @@ src-plat := of.c cuboot-52xx.c cuboot-82
 267                 cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
 268                 cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \
 269                 virtex405-head.S virtex.c redboot-83xx.c cuboot-sam440ep.c \
 270 -               cuboot-acadia.c
 271 +               cuboot-acadia.c cuboot-magicboxv1.c
 272  src-boot := $(src-wlib) $(src-plat) empty.c
 273
 274  src-boot := $(addprefix $(obj)/, $(src-boot))
 275 @@ -214,6 +214,7 @@ image-$(CONFIG_DEFAULT_UIMAGE)              += uImag
 276  image-$(CONFIG_EP405)                  += dtbImage.ep405
 277  image-$(CONFIG_WALNUT)                 += treeImage.walnut
 278  image-$(CONFIG_ACADIA)                 += cuImage.acadia
 279 +image-$(CONFIG_MAGICBOXV1)             += cuImage.magicboxv1
 280
 281  # Board ports in arch/powerpc/platform/44x/Kconfig
 282  image-$(CONFIG_EBONY)                  += treeImage.ebony cuImage.ebony
 283 --- a/arch/powerpc/platforms/40x/Kconfig
 284 +++ b/arch/powerpc/platforms/40x/Kconfig
 285 @@ -49,6 +49,16 @@ config KILAUEA
 286         help
 287           This option enables support for the AMCC PPC405EX evaluation board.
 288
 289 +config MAGICBOXV1
 290 +       bool "Magicbox v1"
 291 +       depends on 40x
 292 +       default n
 293 +       select PPC40x_SIMPLE
 294 +       select 405EP
 295 +       select PCI
 296 +       help
 297 +         This option enables support for the Magicbox v1 board.
 298 +
 299  config MAKALU
 300         bool "Makalu"
 301         depends on 40x
 302 --- a/arch/powerpc/platforms/40x/ppc40x_simple.c
 303 +++ b/arch/powerpc/platforms/40x/ppc40x_simple.c
 304 @@ -51,7 +51,8 @@ machine_device_initcall(ppc40x_simple, p
 305   * board.c file for it rather than adding it to this list.
 306   */
 307  static char *board[] __initdata = {
 308 -       "amcc,acadia"
 309 +       "amcc,acadia",
 310 +       "magicboxv1"
 311  };
 312
 313  static int __init ppc40x_probe(void)