target/linux/ixp4xx/patches-2.6.26/110-pronghorn_series_support.patch

   1 --- a/arch/arm/configs/ixp4xx_defconfig
   2 +++ b/arch/arm/configs/ixp4xx_defconfig
   3 @@ -157,6 +157,8 @@ CONFIG_ARCH_ADI_COYOTE=y
   4  CONFIG_MACH_GATEWAY7001=y
   5  CONFIG_MACH_WG302V1=y
   6  CONFIG_MACH_WG302V2=y
   7 +CONFIG_MACH_PRONGHORN=y
   8 +CONFIG_MACH_PRONGHORNMETRO=y
   9  CONFIG_ARCH_IXDP425=y
  10  CONFIG_MACH_IXDPG425=y
  11  CONFIG_MACH_IXDP465=y
  12 --- a/arch/arm/mach-ixp4xx/Kconfig
  13 +++ b/arch/arm/mach-ixp4xx/Kconfig
  14 @@ -65,6 +65,22 @@ config MACH_WG302V2
  15           WG302 v2 or WAG302 v2 Access Points. For more information
  16           on this platform, see http://openwrt.org
  17
  18 +config MACH_PRONGHORN
  19 +       bool "ADI Pronghorn series"
  20 +       select PCI
  21 +       help
  22 +         Say 'Y' here if you want your kernel to support the ADI
  23 +         Engineering Pronghorn series. For more
  24 +         information on this platform, see http://www.adiengineering.com
  25 +
  26 +#
  27 +# There're only minimal differences kernel-wise between the Pronghorn and
  28 +# Pronghorn Metro boards - they use different chip selects to drive the
  29 +# CF slot connected to the expansion bus, so we just enable them together.
  30 +#
  31 +config MACH_PRONGHORNMETRO
  32 +       def_bool MACH_PRONGHORN
  33 +
  34  config ARCH_IXDP425
  35         bool "IXDP425"
  36         help
  37 --- a/arch/arm/mach-ixp4xx/Makefile
  38 +++ b/arch/arm/mach-ixp4xx/Makefile
  39 @@ -17,6 +17,7 @@ obj-pci-$(CONFIG_MACH_GATEWAY7001)    += ga
  40  obj-pci-$(CONFIG_MACH_WG302V1)         += wg302v1-pci.o
  41  obj-pci-$(CONFIG_MACH_WG302V2)         += wg302v2-pci.o
  42  obj-pci-$(CONFIG_MACH_FSG)             += fsg-pci.o
  43 +obj-pci-$(CONFIG_MACH_PRONGHORN)       += pronghorn-pci.o
  44
  45  obj-y  += common.o
  46
  47 @@ -32,6 +33,7 @@ obj-$(CONFIG_MACH_GATEWAY7001)        += gatewa
  48  obj-$(CONFIG_MACH_WG302V1)     += wg302v1-setup.o
  49  obj-$(CONFIG_MACH_WG302V2)     += wg302v2-setup.o
  50  obj-$(CONFIG_MACH_FSG)         += fsg-setup.o
  51 +obj-$(CONFIG_MACH_PRONGHORN)   += pronghorn-setup.o
  52
  53  obj-$(CONFIG_PCI)              += $(obj-pci-$(CONFIG_PCI)) common-pci.o
  54  obj-$(CONFIG_IXP4XX_QMGR)      += ixp4xx_qmgr.o
  55 --- /dev/null
  56 +++ b/arch/arm/mach-ixp4xx/pronghorn-pci.c
  57 @@ -0,0 +1,70 @@
  58 +/*
  59 + * arch/arch/mach-ixp4xx/pronghorn-pci.c
  60 + *
  61 + * PCI setup routines for ADI Engineering Pronghorn series
  62 + *
  63 + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  64 + *
  65 + * based on coyote-pci.c:
  66 + *     Copyright (C) 2002 Jungo Software Technologies.
  67 + *     Copyright (C) 2003 MontaVista Softwrae, Inc.
  68 + *
  69 + * Maintainer: Imre Kaloz <kaloz@openwrt.org>
  70 + *
  71 + * This program is free software; you can redistribute it and/or modify
  72 + * it under the terms of the GNU General Public License version 2 as
  73 + * published by the Free Software Foundation.
  74 + *
  75 + */
  76 +
  77 +#include <linux/kernel.h>
  78 +#include <linux/pci.h>
  79 +#include <linux/init.h>
  80 +#include <linux/irq.h>
  81 +
  82 +#include <asm/mach-types.h>
  83 +#include <asm/hardware.h>
  84 +
  85 +#include <asm/mach/pci.h>
  86 +
  87 +void __init pronghorn_pci_preinit(void)
  88 +{
  89 +       set_irq_type(IRQ_IXP4XX_GPIO4, IRQT_LOW);
  90 +       set_irq_type(IRQ_IXP4XX_GPIO6, IRQT_LOW);
  91 +       set_irq_type(IRQ_IXP4XX_GPIO11, IRQT_LOW);
  92 +       set_irq_type(IRQ_IXP4XX_GPIO1, IRQT_LOW);
  93 +
  94 +       ixp4xx_pci_preinit();
  95 +}
  96 +
  97 +static int __init pronghorn_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
  98 +{
  99 +       if (slot == 13)
 100 +               return IRQ_IXP4XX_GPIO4;
 101 +       else if (slot == 14)
 102 +               return IRQ_IXP4XX_GPIO6;
 103 +       else if (slot == 15)
 104 +               return IRQ_IXP4XX_GPIO11;
 105 +       else if (slot == 16)
 106 +               return IRQ_IXP4XX_GPIO1;
 107 +       else
 108 +               return -1;
 109 +}
 110 +
 111 +struct hw_pci pronghorn_pci __initdata = {
 112 +       .nr_controllers = 1,
 113 +       .preinit        = pronghorn_pci_preinit,
 114 +       .swizzle        = pci_std_swizzle,
 115 +       .setup          = ixp4xx_setup,
 116 +       .scan           = ixp4xx_scan_bus,
 117 +       .map_irq        = pronghorn_map_irq,
 118 +};
 119 +
 120 +int __init pronghorn_pci_init(void)
 121 +{
 122 +       if (machine_is_pronghorn() || machine_is_pronghorn_metro())
 123 +               pci_common_init(&pronghorn_pci);
 124 +       return 0;
 125 +}
 126 +
 127 +subsys_initcall(pronghorn_pci_init);
 128 --- /dev/null
 129 +++ b/arch/arm/mach-ixp4xx/pronghorn-setup.c
 130 @@ -0,0 +1,245 @@
 131 +/*
 132 + * arch/arm/mach-ixp4xx/pronghorn-setup.c
 133 + *
 134 + * Board setup for the ADI Engineering Pronghorn series
 135 + *
 136 + * Copyright (C) 2008 Imre Kaloz <Kaloz@openwrt.org>
 137 + *
 138 + * based on coyote-setup.c:
 139 + *      Copyright (C) 2003-2005 MontaVista Software, Inc.
 140 + *
 141 + * Author: Imre Kaloz <Kaloz@openwrt.org>
 142 + */
 143 +
 144 +#include <linux/kernel.h>
 145 +#include <linux/init.h>
 146 +#include <linux/device.h>
 147 +#include <linux/serial.h>
 148 +#include <linux/tty.h>
 149 +#include <linux/serial_8250.h>
 150 +#include <linux/slab.h>
 151 +#include <linux/types.h>
 152 +#include <linux/memory.h>
 153 +#include <linux/i2c-gpio.h>
 154 +#include <linux/leds.h>
 155 +
 156 +#include <asm/setup.h>
 157 +#include <asm/hardware.h>
 158 +#include <asm/irq.h>
 159 +#include <asm/mach-types.h>
 160 +#include <asm/mach/arch.h>
 161 +#include <asm/mach/flash.h>
 162 +
 163 +static struct flash_platform_data pronghorn_flash_data = {
 164 +       .map_name       = "cfi_probe",
 165 +       .width          = 2,
 166 +};
 167 +
 168 +static struct resource pronghorn_flash_resource = {
 169 +       .flags          = IORESOURCE_MEM,
 170 +};
 171 +
 172 +static struct platform_device pronghorn_flash = {
 173 +       .name           = "IXP4XX-Flash",
 174 +       .id             = 0,
 175 +       .dev            = {
 176 +               .platform_data  = &pronghorn_flash_data,
 177 +       },
 178 +       .num_resources  = 1,
 179 +       .resource       = &pronghorn_flash_resource,
 180 +};
 181 +
 182 +static struct resource pronghorn_uart_resources [] = {
 183 +       {
 184 +               .start          = IXP4XX_UART1_BASE_PHYS,
 185 +               .end            = IXP4XX_UART1_BASE_PHYS + 0x0fff,
 186 +               .flags          = IORESOURCE_MEM
 187 +       },
 188 +       {
 189 +               .start          = IXP4XX_UART2_BASE_PHYS,
 190 +               .end            = IXP4XX_UART2_BASE_PHYS + 0x0fff,
 191 +               .flags          = IORESOURCE_MEM
 192 +       }
 193 +};
 194 +
 195 +static struct plat_serial8250_port pronghorn_uart_data[] = {
 196 +       {
 197 +               .mapbase        = IXP4XX_UART1_BASE_PHYS,
 198 +               .membase        = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
 199 +               .irq            = IRQ_IXP4XX_UART1,
 200 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 201 +               .iotype         = UPIO_MEM,
 202 +               .regshift       = 2,
 203 +               .uartclk        = IXP4XX_UART_XTAL,
 204 +       },
 205 +       {
 206 +               .mapbase        = IXP4XX_UART2_BASE_PHYS,
 207 +               .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
 208 +               .irq            = IRQ_IXP4XX_UART2,
 209 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 210 +               .iotype         = UPIO_MEM,
 211 +               .regshift       = 2,
 212 +               .uartclk        = IXP4XX_UART_XTAL,
 213 +       },
 214 +       { },
 215 +};
 216 +
 217 +static struct platform_device pronghorn_uart = {
 218 +       .name           = "serial8250",
 219 +       .id             = PLAT8250_DEV_PLATFORM,
 220 +       .dev            = {
 221 +               .platform_data  = pronghorn_uart_data,
 222 +       },
 223 +       .num_resources  = 2,
 224 +       .resource       = pronghorn_uart_resources,
 225 +};
 226 +
 227 +static struct i2c_gpio_platform_data pronghorn_i2c_gpio_data = {
 228 +       .sda_pin        = 9,
 229 +       .scl_pin        = 10,
 230 +};
 231 +
 232 +static struct platform_device pronghorn_i2c_gpio = {
 233 +       .name           = "i2c-gpio",
 234 +       .id             = 0,
 235 +       .dev            = {
 236 +               .platform_data  = &pronghorn_i2c_gpio_data,
 237 +       },
 238 +};
 239 +
 240 +static struct gpio_led pronghorn_led_pin[] = {
 241 +       {
 242 +               .name           = "pronghorn:green:status",
 243 +               .gpio           = 7,
 244 +       }
 245 +};
 246 +
 247 +static struct gpio_led_platform_data pronghorn_led_data = {
 248 +       .num_leds               = 1,
 249 +       .leds                   = pronghorn_led_pin,
 250 +};
 251 +
 252 +static struct platform_device pronghorn_led = {
 253 +       .name                   = "leds-gpio",
 254 +       .id                     = -1,
 255 +       .dev.platform_data      = &pronghorn_led_data,
 256 +};
 257 +
 258 +static struct resource pronghorn_pata_resources[] = {
 259 +       {
 260 +               .flags  = IORESOURCE_MEM
 261 +       },
 262 +       {
 263 +               .flags  = IORESOURCE_MEM,
 264 +       },
 265 +       {
 266 +               .name   = "intrq",
 267 +               .start  = IRQ_IXP4XX_GPIO0,
 268 +               .end    = IRQ_IXP4XX_GPIO0,
 269 +               .flags  = IORESOURCE_IRQ,
 270 +       },
 271 +};
 272 +
 273 +static struct ixp4xx_pata_data pronghorn_pata_data = {
 274 +       .cs0_bits       = 0xbfff0043,
 275 +       .cs1_bits       = 0xbfff0043,
 276 +};
 277 +
 278 +static struct platform_device pronghorn_pata = {
 279 +       .name                   = "pata_ixp4xx_cf",
 280 +       .id                     = 0,
 281 +       .dev.platform_data      = &pronghorn_pata_data,
 282 +       .num_resources          = ARRAY_SIZE(pronghorn_pata_resources),
 283 +       .resource               = pronghorn_pata_resources,
 284 +};
 285 +
 286 +static struct eth_plat_info pronghorn_plat_eth[] = {
 287 +       {
 288 +               .phy            = 0,
 289 +               .rxq            = 3,
 290 +               .txreadyq       = 20,
 291 +       }, {
 292 +               .phy            = 1,
 293 +               .rxq            = 4,
 294 +               .txreadyq       = 21,
 295 +       }
 296 +};
 297 +
 298 +static struct platform_device pronghorn_eth[] = {
 299 +       {
 300 +               .name                   = "ixp4xx_eth",
 301 +               .id                     = IXP4XX_ETH_NPEB,
 302 +               .dev.platform_data      = pronghorn_plat_eth,
 303 +       }, {
 304 +               .name                   = "ixp4xx_eth",
 305 +               .id                     = IXP4XX_ETH_NPEC,
 306 +               .dev.platform_data      = pronghorn_plat_eth + 1,
 307 +       }
 308 +};
 309 +
 310 +static struct platform_device *pronghorn_devices[] __initdata = {
 311 +       &pronghorn_flash,
 312 +       &pronghorn_uart,
 313 +       &pronghorn_led,
 314 +       &pronghorn_eth[0],
 315 +       &pronghorn_eth[1],
 316 +};
 317 +
 318 +static void __init pronghorn_init(void)
 319 +{
 320 +       ixp4xx_sys_init();
 321 +
 322 +       pronghorn_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
 323 +       pronghorn_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
 324 +
 325 +       *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
 326 +       *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
 327 +
 328 +       platform_add_devices(pronghorn_devices, ARRAY_SIZE(pronghorn_devices));
 329 +
 330 +       if (machine_is_pronghorn()) {
 331 +               pronghorn_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(2);
 332 +               pronghorn_pata_resources[0].end = IXP4XX_EXP_BUS_END(2);
 333 +
 334 +               pronghorn_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(3);
 335 +               pronghorn_pata_resources[1].end = IXP4XX_EXP_BUS_END(3);
 336 +
 337 +               pronghorn_pata_data.cs0_cfg = IXP4XX_EXP_CS2;
 338 +               pronghorn_pata_data.cs1_cfg = IXP4XX_EXP_CS3;
 339 +       } else {
 340 +               pronghorn_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(3);
 341 +               pronghorn_pata_resources[0].end = IXP4XX_EXP_BUS_END(3);
 342 +
 343 +               pronghorn_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(4);
 344 +               pronghorn_pata_resources[1].end = IXP4XX_EXP_BUS_END(4);
 345 +
 346 +               pronghorn_pata_data.cs0_cfg = IXP4XX_EXP_CS3;
 347 +               pronghorn_pata_data.cs1_cfg = IXP4XX_EXP_CS4;
 348 +
 349 +               platform_device_register(&pronghorn_i2c_gpio);
 350 +       }
 351 +
 352 +       platform_device_register(&pronghorn_pata);
 353 +}
 354 +
 355 +MACHINE_START(PRONGHORN, "ADI Engineering Pronghorn")
 356 +       /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
 357 +       .phys_io        = IXP4XX_PERIPHERAL_BASE_PHYS,
 358 +       .io_pg_offst    = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
 359 +       .map_io         = ixp4xx_map_io,
 360 +       .init_irq       = ixp4xx_init_irq,
 361 +       .timer          = &ixp4xx_timer,
 362 +       .boot_params    = 0x0100,
 363 +       .init_machine   = pronghorn_init,
 364 +MACHINE_END
 365 +
 366 +MACHINE_START(PRONGHORNMETRO, "ADI Engineering Pronghorn Metro")
 367 +       /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
 368 +       .phys_io        = IXP4XX_PERIPHERAL_BASE_PHYS,
 369 +       .io_pg_offst    = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
 370 +       .map_io         = ixp4xx_map_io,
 371 +       .init_irq       = ixp4xx_init_irq,
 372 +       .timer          = &ixp4xx_timer,
 373 +       .boot_params    = 0x0100,
 374 +       .init_machine   = pronghorn_init,
 375 +MACHINE_END
 376 --- a/include/asm-arm/arch-ixp4xx/uncompress.h
 377 +++ b/include/asm-arm/arch-ixp4xx/uncompress.h
 378 @@ -41,7 +41,8 @@ static __inline__ void __arch_decomp_set
 379          * Some boards are using UART2 as console
 380          */
 381         if (machine_is_adi_coyote() || machine_is_gtwx5715() ||
 382 -                        machine_is_gateway7001() || machine_is_wg302v2())
 383 +                        machine_is_gateway7001() || machine_is_wg302v2() ||
 384 +                        machine_is_pronghorn() || machine_is_pronghorn_metro())
 385                 uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
 386         else
 387                 uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;