target/linux/ixp4xx/patches-2.6.25/190-cambria_support.patch

   1 diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/Kconfig linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Kconfig
   2 --- linux-2.6.24.5/arch/arm/mach-ixp4xx/Kconfig 2008-04-28 20:22:27.000000000 +0200
   3 +++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Kconfig    2008-04-28 20:26:44.000000000 +0200
   4 @@ -25,6 +25,14 @@
   5           Avila Network Platform. For more information on this platform,
   6           see <file:Documentation/arm/IXP4xx>.
   7
   8 +config MACH_CAMBRIA
   9 +       bool "Cambria"
  10 +       select PCI
  11 +       help
  12 +         Say 'Y' here if you want your kernel to support the Gateworks
  13 +         Cambria series. For more information on this platform,
  14 +         see <file:Documentation/arm/IXP4xx>.
  15 +
  16  config MACH_LOFT
  17      bool "Loft"
  18      depends on MACH_AVILA
  19 @@ -200,7 +208,7 @@
  20
  21  config CPU_IXP43X
  22         bool
  23 -       depends on MACH_KIXRP435
  24 +       depends on MACH_KIXRP435 || MACH_CAMBRIA
  25         default y
  26
  27  config MACH_GTWX5715
  28 diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/Makefile linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Makefile
  29 --- linux-2.6.24.5/arch/arm/mach-ixp4xx/Makefile        2008-04-28 20:22:27.000000000 +0200
  30 +++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Makefile   2008-04-28 20:26:44.000000000 +0200
  31 @@ -7,6 +7,7 @@
  32
  33  obj-pci-$(CONFIG_ARCH_IXDP4XX)         += ixdp425-pci.o
  34  obj-pci-$(CONFIG_MACH_AVILA)           += avila-pci.o
  35 +obj-pci-$(CONFIG_MACH_CAMBRIA)         += cambria-pci.o
  36  obj-pci-$(CONFIG_MACH_IXDPG425)                += ixdpg425-pci.o
  37  obj-pci-$(CONFIG_ARCH_ADI_COYOTE)      += coyote-pci.o
  38  obj-pci-$(CONFIG_MACH_GTWX5715)                += gtwx5715-pci.o
  39 @@ -28,6 +29,7 @@
  40
  41  obj-$(CONFIG_ARCH_IXDP4XX)     += ixdp425-setup.o
  42  obj-$(CONFIG_MACH_AVILA)       += avila-setup.o
  43 +obj-$(CONFIG_MACH_CAMBRIA)     += cambria-setup.o
  44  obj-$(CONFIG_MACH_IXDPG425)    += coyote-setup.o
  45  obj-$(CONFIG_ARCH_ADI_COYOTE)  += coyote-setup.o
  46  obj-$(CONFIG_MACH_GTWX5715)    += gtwx5715-setup.o
  47 diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-pci.c linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-pci.c
  48 --- linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-pci.c   1970-01-01 01:00:00.000000000 +0100
  49 +++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-pci.c      2008-04-28 20:30:35.000000000 +0200
  50 @@ -0,0 +1,74 @@
  51 +/*
  52 + * arch/arch/mach-ixp4xx/cambria-pci.c
  53 + *
  54 + * PCI setup routines for Gateworks Cambria series
  55 + *
  56 + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  57 + *
  58 + * based on coyote-pci.c:
  59 + *     Copyright (C) 2002 Jungo Software Technologies.
  60 + *     Copyright (C) 2003 MontaVista Softwrae, Inc.
  61 + *
  62 + * Maintainer: Imre Kaloz <kaloz@openwrt.org>
  63 + *
  64 + * This program is free software; you can redistribute it and/or modify
  65 + * it under the terms of the GNU General Public License version 2 as
  66 + * published by the Free Software Foundation.
  67 + *
  68 + */
  69 +
  70 +#include <linux/kernel.h>
  71 +#include <linux/pci.h>
  72 +#include <linux/init.h>
  73 +#include <linux/irq.h>
  74 +
  75 +#include <asm/mach-types.h>
  76 +#include <asm/hardware.h>
  77 +#include <asm/irq.h>
  78 +
  79 +#include <asm/mach/pci.h>
  80 +
  81 +extern void ixp4xx_pci_preinit(void);
  82 +extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
  83 +extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys);
  84 +
  85 +void __init cambria_pci_preinit(void)
  86 +{
  87 +       set_irq_type(IRQ_IXP4XX_GPIO11, IRQT_LOW);
  88 +       set_irq_type(IRQ_IXP4XX_GPIO10, IRQT_LOW);
  89 +       set_irq_type(IRQ_IXP4XX_GPIO9, IRQT_LOW);
  90 +       set_irq_type(IRQ_IXP4XX_GPIO8, IRQT_LOW);
  91 +
  92 +       ixp4xx_pci_preinit();
  93 +}
  94 +
  95 +static int __init cambria_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
  96 +{
  97 +       if (slot == 1)
  98 +               return IRQ_IXP4XX_GPIO11;
  99 +       else if (slot == 2)
 100 +               return IRQ_IXP4XX_GPIO10;
 101 +       else if (slot == 3)
 102 +               return IRQ_IXP4XX_GPIO9;
 103 +       else if (slot == 4)
 104 +               return IRQ_IXP4XX_GPIO8;
 105 +       else return -1;
 106 +}
 107 +
 108 +struct hw_pci cambria_pci __initdata = {
 109 +       .nr_controllers = 1,
 110 +       .preinit =        cambria_pci_preinit,
 111 +       .swizzle =        pci_std_swizzle,
 112 +       .setup =          ixp4xx_setup,
 113 +       .scan =           ixp4xx_scan_bus,
 114 +       .map_irq =        cambria_map_irq,
 115 +};
 116 +
 117 +int __init cambria_pci_init(void)
 118 +{
 119 +       if (machine_is_cambria())
 120 +               pci_common_init(&cambria_pci);
 121 +       return 0;
 122 +}
 123 +
 124 +subsys_initcall(cambria_pci_init);
 125 diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-setup.c linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-setup.c
 126 --- linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-setup.c 1970-01-01 01:00:00.000000000 +0100
 127 +++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-setup.c    2008-04-28 21:07:16.000000000 +0200
 128 @@ -0,0 +1,250 @@
 129 +/*
 130 + * arch/arm/mach-ixp4xx/cambria-setup.c
 131 + *
 132 + * Board setup for the Gateworks Cambria series
 133 + *
 134 + * Copyright (C) 2008 Imre Kaloz <Kaloz@openwrt.org>
 135 + *
 136 + * based on coyote-setup.c:
 137 + *      Copyright (C) 2003-2005 MontaVista Software, Inc.
 138 + *
 139 + * Author: Imre Kaloz <Kaloz@openwrt.org>
 140 + */
 141 +
 142 +#include <linux/kernel.h>
 143 +#include <linux/init.h>
 144 +#include <linux/device.h>
 145 +#include <linux/if_ether.h>
 146 +#include <linux/socket.h>
 147 +#include <linux/netdevice.h>
 148 +#include <linux/serial.h>
 149 +#include <linux/tty.h>
 150 +#include <linux/serial_8250.h>
 151 +#include <linux/slab.h>
 152 +#ifdef CONFIG_SENSORS_EEPROM
 153 +# include <linux/i2c.h>
 154 +# include <linux/eeprom.h>
 155 +#endif
 156 +
 157 +#include <linux/i2c-gpio.h>
 158 +#include <asm/types.h>
 159 +#include <asm/setup.h>
 160 +#include <asm/memory.h>
 161 +#include <asm/hardware.h>
 162 +#include <asm/irq.h>
 163 +#include <asm/mach-types.h>
 164 +#include <asm/mach/arch.h>
 165 +#include <asm/mach/flash.h>
 166 +
 167 +static struct flash_platform_data cambria_flash_data = {
 168 +       .map_name       = "cfi_probe",
 169 +       .width          = 2,
 170 +};
 171 +
 172 +static struct resource cambria_flash_resource = {
 173 +       .flags          = IORESOURCE_MEM,
 174 +};
 175 +
 176 +static struct platform_device cambria_flash = {
 177 +       .name           = "IXP4XX-Flash",
 178 +       .id             = 0,
 179 +       .dev            = {
 180 +               .platform_data = &cambria_flash_data,
 181 +       },
 182 +       .num_resources  = 1,
 183 +       .resource       = &cambria_flash_resource,
 184 +};
 185 +
 186 +static struct i2c_gpio_platform_data cambria_i2c_gpio_data = {
 187 +       .sda_pin        = 7,
 188 +       .scl_pin        = 6,
 189 +};
 190 +
 191 +static struct platform_device cambria_i2c_gpio = {
 192 +       .name           = "i2c-gpio",
 193 +       .id             = 0,
 194 +       .dev            = {
 195 +               .platform_data  = &cambria_i2c_gpio_data,
 196 +       },
 197 +};
 198 +
 199 +static struct resource cambria_uart_resource = {
 200 +       .start  = IXP4XX_UART1_BASE_PHYS,
 201 +       .end    = IXP4XX_UART1_BASE_PHYS + 0x0fff,
 202 +       .flags  = IORESOURCE_MEM,
 203 +};
 204 +
 205 +static struct plat_serial8250_port cambria_uart_data[] = {
 206 +       {
 207 +               .mapbase        = IXP4XX_UART1_BASE_PHYS,
 208 +               .membase        = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
 209 +               .irq            = IRQ_IXP4XX_UART1,
 210 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 211 +               .iotype         = UPIO_MEM,
 212 +               .regshift       = 2,
 213 +               .uartclk        = IXP4XX_UART_XTAL,
 214 +       },
 215 +       { },
 216 +};
 217 +
 218 +static struct platform_device cambria_uart = {
 219 +       .name           = "serial8250",
 220 +       .id             = PLAT8250_DEV_PLATFORM,
 221 +       .dev                    = {
 222 +               .platform_data  = cambria_uart_data,
 223 +       },
 224 +       .num_resources  = 1,
 225 +       .resource       = &cambria_uart_resource,
 226 +};
 227 +
 228 +static struct resource cambria_pata_resources[] = {
 229 +       {
 230 +               .flags  = IORESOURCE_MEM
 231 +       },
 232 +       {
 233 +               .flags  = IORESOURCE_MEM,
 234 +       },
 235 +       {
 236 +               .name   = "intrq",
 237 +               .start  = IRQ_IXP4XX_GPIO12,
 238 +               .end    = IRQ_IXP4XX_GPIO12,
 239 +               .flags  = IORESOURCE_IRQ,
 240 +       },
 241 +};
 242 +
 243 +static struct ixp4xx_pata_data cambria_pata_data = {
 244 +       .cs0_bits       = 0xbfff3c03,
 245 +       .cs1_bits       = 0xbfff3c03,
 246 +};
 247 +
 248 +static struct platform_device cambria_pata = {
 249 +       .name                   = "pata_ixp4xx_cf",
 250 +       .id                     = 0,
 251 +       .dev.platform_data      = &cambria_pata_data,
 252 +       .num_resources          = ARRAY_SIZE(cambria_pata_resources),
 253 +       .resource               = cambria_pata_resources,
 254 +};
 255 +
 256 +static struct eth_plat_info cambria_plat_eth[] = {
 257 +        {
 258 +               .phy            = 2,
 259 +               .rxq            = 4,
 260 +               .txreadyq       = 21,
 261 +        }, {
 262 +               .phy            = 1,
 263 +               .rxq            = 2,
 264 +               .txreadyq       = 19,
 265 +       }
 266 +};
 267 +
 268 +static struct platform_device cambria_eth[] = {
 269 +        {
 270 +                .name                   = "ixp4xx_eth",
 271 +                .id                     = IXP4XX_ETH_NPEC,
 272 +                .dev.platform_data      = cambria_plat_eth,
 273 +        }, {
 274 +                .name                   = "ixp4xx_eth",
 275 +                .id                     = IXP4XX_ETH_NPEA,
 276 +                .dev.platform_data      = cambria_plat_eth + 1,
 277 +       }
 278 +};
 279 +
 280 +#ifdef CONFIG_LEDS_IXP4XX
 281 +static struct platform_device cambria_leds_pld = {
 282 +       .name           = "IXP4XX-PLD-LED",
 283 +       .id             = -1,
 284 +       .num_resources  = 0,
 285 +};
 286 +
 287 +static struct platform_device cambria_leds_mem = {
 288 +       .name           = "IXP4XX-MEM-LED",
 289 +       .id             = -1,
 290 +       .num_resources  = 0,
 291 +};
 292 +#endif
 293 +
 294 +static struct platform_device *cambria_devices[] __initdata = {
 295 +       &cambria_i2c_gpio,
 296 +       &cambria_flash,
 297 +       &cambria_uart,
 298 +#ifdef CONFIG_LEDS_IXP4XX
 299 +       &cambria_leds_pld,
 300 +       &cambria_leds_mem,
 301 +#endif
 302 +       &cambria_eth[0],
 303 +       &cambria_eth[1],
 304 +};
 305 +
 306 +#ifdef CONFIG_SENSORS_EEPROM
 307 +static int cambria_eeprom_do(struct notifier_block *self, unsigned long event, void *t)
 308 +{
 309 +       struct eeprom_data *data = t;
 310 +       struct sockaddr address;
 311 +       struct net_device * netdev;
 312 +
 313 +       char macs[12];
 314 +
 315 +       /* The MACs are the first 12 bytes in the eeprom at address 0x51 */
 316 +       if (event == EEPROM_REGISTER && data->client.addr == 0x51) {
 317 +               data->attr->read(&data->client.dev.kobj, data->attr, macs, 0, 12);
 318 +               /* eth0 */
 319 +               memcpy(address.sa_data, macs, ETH_ALEN);
 320 +               memcpy(&cambria_plat_eth[0].hwaddr, macs, ETH_ALEN);
 321 +               if ( (netdev = dev_get_by_name(&init_net, "eth0")) )
 322 +                       netdev->set_mac_address(netdev, &address);
 323 +
 324 +               /* eth1 */
 325 +               memcpy(address.sa_data, macs + ETH_ALEN, ETH_ALEN);
 326 +               memcpy(&cambria_plat_eth[1].hwaddr, macs + ETH_ALEN, ETH_ALEN);
 327 +               if ( (netdev = dev_get_by_name(&init_net, "eth1")) )
 328 +                       netdev->set_mac_address(netdev, &address);
 329 +       }
 330 +
 331 +       return NOTIFY_DONE;
 332 +}
 333 +
 334 +static struct notifier_block cambria_eeprom_notifier = {
 335 +       .notifier_call = cambria_eeprom_do
 336 +};
 337 +#endif
 338 +
 339 +static void __init cambria_init(void)
 340 +{
 341 +       ixp4xx_sys_init();
 342 +
 343 +#ifdef CONFIG_SENSORS_EEPROM
 344 +       register_eeprom_notifier(&cambria_eeprom_notifier);
 345 +#endif
 346 +
 347 +       cambria_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
 348 +       cambria_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
 349 +
 350 +       *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
 351 +       *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
 352 +
 353 +       platform_add_devices(cambria_devices, ARRAY_SIZE(cambria_devices));
 354 +
 355 +       cambria_pata_resources[0].start = 0x53e00000;
 356 +       cambria_pata_resources[0].end = 0x53e3ffff;
 357 +
 358 +       cambria_pata_resources[1].start = 0x53e40000;
 359 +       cambria_pata_resources[1].end = 0x53e7ffff;
 360 +
 361 +       cambria_pata_data.cs0_cfg = IXP4XX_EXP_CS3;
 362 +       cambria_pata_data.cs1_cfg = IXP4XX_EXP_CS3;
 363 +
 364 +       platform_device_register(&cambria_pata);
 365 +}
 366 +
 367 +#ifdef CONFIG_MACH_CAMBRIA
 368 +MACHINE_START(CAMBRIA, "Gateworks Cambria series")
 369 +       /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
 370 +       .phys_io        = IXP4XX_PERIPHERAL_BASE_PHYS,
 371 +       .io_pg_offst    = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
 372 +       .map_io         = ixp4xx_map_io,
 373 +       .init_irq       = ixp4xx_init_irq,
 374 +       .timer          = &ixp4xx_timer,
 375 +       .boot_params    = 0x0100,
 376 +       .init_machine   = cambria_init,
 377 +MACHINE_END
 378 +#endif
 379 diff -Nur linux-2.6.24.5/include/asm-arm/arch-ixp4xx/hardware.h linux-2.6.24.5-owrt/include/asm-arm/arch-ixp4xx/hardware.h
 380 --- linux-2.6.24.5/include/asm-arm/arch-ixp4xx/hardware.h       1970-01-01 01:00:00.000000000 +0100
 381 +++ linux-2.6.24.5-owrt/include/asm-arm/arch-ixp4xx/hardware.h  2008-04-28 21:07:16.000000000 +0200
 382 @@ -18,7 +18,7 @@
 383  #define __ASM_ARCH_HARDWARE_H__
 384
 385  #define PCIBIOS_MIN_IO         0x00001000
 386 -#define PCIBIOS_MIN_MEM                (cpu_is_ixp43x() ? 0x40000000 : 0x48000000)
 387 +#define PCIBIOS_MIN_MEM                (cpu_is_ixp43x() ? 0x48000000 : 0x48000000)
 388
 389  /*
 390   * We override the standard dma-mask routines for bouncing.