target/linux/ixp4xx/patches-4.4/110-pronghorn_series_support.patch

   1 --- a/arch/arm/configs/ixp4xx_defconfig
   2 +++ b/arch/arm/configs/ixp4xx_defconfig
   3 @@ -15,6 +15,8 @@ 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 @@ -61,6 +61,22 @@ 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 @@ -19,6 +19,7 @@ obj-pci-$(CONFIG_MACH_WG302V1)                += wg302
  40  obj-pci-$(CONFIG_MACH_WG302V2)         += wg302v2-pci.o
  41  obj-pci-$(CONFIG_MACH_FSG)             += fsg-pci.o
  42  obj-pci-$(CONFIG_MACH_ARCOM_VULCAN)    += vulcan-pci.o
  43 +obj-pci-$(CONFIG_MACH_PRONGHORN)       += pronghorn-pci.o
  44
  45  obj-y  += common.o
  46
  47 @@ -39,6 +40,7 @@ obj-$(CONFIG_MACH_WG302V2)    += wg302v2-se
  48  obj-$(CONFIG_MACH_FSG)         += fsg-setup.o
  49  obj-$(CONFIG_MACH_GORAMO_MLR)  += goramo_mlr.o
  50  obj-$(CONFIG_MACH_ARCOM_VULCAN)        += vulcan-setup.o
  51 +obj-$(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 --- a/arch/arm/mach-ixp4xx/include/mach/uncompress.h
  56 +++ b/arch/arm/mach-ixp4xx/include/mach/uncompress.h
  57 @@ -42,7 +42,8 @@ static __inline__ void __arch_decomp_set
  58          */
  59         if (machine_is_adi_coyote() || machine_is_gtwx5715() ||
  60             machine_is_gateway7001() || machine_is_wg302v2() ||
  61 -           machine_is_devixp() || machine_is_miccpt() || machine_is_mic256())
  62 +           machine_is_devixp() || machine_is_miccpt() || machine_is_mic256() ||
  63 +           machine_is_pronghorn() || machine_is_pronghorn_metro())
  64                 uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
  65         else
  66                 uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;
  67 --- /dev/null
  68 +++ b/arch/arm/mach-ixp4xx/pronghorn-pci.c
  69 @@ -0,0 +1,69 @@
  70 +/*
  71 + * arch/arch/mach-ixp4xx/pronghorn-pci.c
  72 + *
  73 + * PCI setup routines for ADI Engineering Pronghorn series
  74 + *
  75 + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  76 + *
  77 + * based on coyote-pci.c:
  78 + *     Copyright (C) 2002 Jungo Software Technologies.
  79 + *     Copyright (C) 2003 MontaVista Softwrae, Inc.
  80 + *
  81 + * Maintainer: Imre Kaloz <kaloz@openwrt.org>
  82 + *
  83 + * This program is free software; you can redistribute it and/or modify
  84 + * it under the terms of the GNU General Public License version 2 as
  85 + * published by the Free Software Foundation.
  86 + *
  87 + */
  88 +
  89 +#include <linux/kernel.h>
  90 +#include <linux/pci.h>
  91 +#include <linux/init.h>
  92 +#include <linux/irq.h>
  93 +
  94 +#include <asm/mach-types.h>
  95 +#include <mach/hardware.h>
  96 +
  97 +#include <asm/mach/pci.h>
  98 +
  99 +void __init pronghorn_pci_preinit(void)
 100 +{
 101 +       irq_set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_LEVEL_LOW);
 102 +       irq_set_irq_type(IRQ_IXP4XX_GPIO6, IRQ_TYPE_LEVEL_LOW);
 103 +       irq_set_irq_type(IRQ_IXP4XX_GPIO11, IRQ_TYPE_LEVEL_LOW);
 104 +       irq_set_irq_type(IRQ_IXP4XX_GPIO1, IRQ_TYPE_LEVEL_LOW);
 105 +
 106 +       ixp4xx_pci_preinit();
 107 +}
 108 +
 109 +static int __init pronghorn_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 110 +{
 111 +       if (slot == 13)
 112 +               return IRQ_IXP4XX_GPIO4;
 113 +       else if (slot == 14)
 114 +               return IRQ_IXP4XX_GPIO6;
 115 +       else if (slot == 15)
 116 +               return IRQ_IXP4XX_GPIO11;
 117 +       else if (slot == 16)
 118 +               return IRQ_IXP4XX_GPIO1;
 119 +       else
 120 +               return -1;
 121 +}
 122 +
 123 +struct hw_pci pronghorn_pci __initdata = {
 124 +       .nr_controllers = 1,
 125 +       .preinit        = pronghorn_pci_preinit,
 126 +       .ops            = &ixp4xx_ops,
 127 +       .setup          = ixp4xx_setup,
 128 +       .map_irq        = pronghorn_map_irq,
 129 +};
 130 +
 131 +int __init pronghorn_pci_init(void)
 132 +{
 133 +       if (machine_is_pronghorn() || machine_is_pronghorn_metro())
 134 +               pci_common_init(&pronghorn_pci);
 135 +       return 0;
 136 +}
 137 +
 138 +subsys_initcall(pronghorn_pci_init);
 139 --- /dev/null
 140 +++ b/arch/arm/mach-ixp4xx/pronghorn-setup.c
 141 @@ -0,0 +1,252 @@
 142 +/*
 143 + * arch/arm/mach-ixp4xx/pronghorn-setup.c
 144 + *
 145 + * Board setup for the ADI Engineering Pronghorn series
 146 + *
 147 + * Copyright (C) 2008 Imre Kaloz <Kaloz@openwrt.org>
 148 + *
 149 + * based on coyote-setup.c:
 150 + *      Copyright (C) 2003-2005 MontaVista Software, Inc.
 151 + *
 152 + * Author: Imre Kaloz <Kaloz@openwrt.org>
 153 + */
 154 +
 155 +#include <linux/kernel.h>
 156 +#include <linux/init.h>
 157 +#include <linux/device.h>
 158 +#include <linux/serial.h>
 159 +#include <linux/tty.h>
 160 +#include <linux/serial_8250.h>
 161 +#include <linux/slab.h>
 162 +#include <linux/types.h>
 163 +#include <linux/memory.h>
 164 +#include <linux/i2c-gpio.h>
 165 +#include <linux/leds.h>
 166 +#include <linux/dma-mapping.h>
 167 +
 168 +#include <asm/setup.h>
 169 +#include <mach/hardware.h>
 170 +#include <asm/irq.h>
 171 +#include <asm/mach-types.h>
 172 +#include <asm/mach/arch.h>
 173 +#include <asm/mach/flash.h>
 174 +
 175 +static struct flash_platform_data pronghorn_flash_data = {
 176 +       .map_name       = "cfi_probe",
 177 +       .width          = 2,
 178 +};
 179 +
 180 +static struct resource pronghorn_flash_resource = {
 181 +       .flags          = IORESOURCE_MEM,
 182 +};
 183 +
 184 +static struct platform_device pronghorn_flash = {
 185 +       .name           = "IXP4XX-Flash",
 186 +       .id             = 0,
 187 +       .dev            = {
 188 +               .platform_data  = &pronghorn_flash_data,
 189 +       },
 190 +       .num_resources  = 1,
 191 +       .resource       = &pronghorn_flash_resource,
 192 +};
 193 +
 194 +static struct resource pronghorn_uart_resources [] = {
 195 +       {
 196 +               .start          = IXP4XX_UART1_BASE_PHYS,
 197 +               .end            = IXP4XX_UART1_BASE_PHYS + 0x0fff,
 198 +               .flags          = IORESOURCE_MEM
 199 +       },
 200 +       {
 201 +               .start          = IXP4XX_UART2_BASE_PHYS,
 202 +               .end            = IXP4XX_UART2_BASE_PHYS + 0x0fff,
 203 +               .flags          = IORESOURCE_MEM
 204 +       }
 205 +};
 206 +
 207 +static struct plat_serial8250_port pronghorn_uart_data[] = {
 208 +       {
 209 +               .mapbase        = IXP4XX_UART1_BASE_PHYS,
 210 +               .membase        = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
 211 +               .irq            = IRQ_IXP4XX_UART1,
 212 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 213 +               .iotype         = UPIO_MEM,
 214 +               .regshift       = 2,
 215 +               .uartclk        = IXP4XX_UART_XTAL,
 216 +       },
 217 +       {
 218 +               .mapbase        = IXP4XX_UART2_BASE_PHYS,
 219 +               .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
 220 +               .irq            = IRQ_IXP4XX_UART2,
 221 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 222 +               .iotype         = UPIO_MEM,
 223 +               .regshift       = 2,
 224 +               .uartclk        = IXP4XX_UART_XTAL,
 225 +       },
 226 +       { },
 227 +};
 228 +
 229 +static struct platform_device pronghorn_uart = {
 230 +       .name           = "serial8250",
 231 +       .id             = PLAT8250_DEV_PLATFORM,
 232 +       .dev            = {
 233 +               .platform_data  = pronghorn_uart_data,
 234 +       },
 235 +       .num_resources  = 2,
 236 +       .resource       = pronghorn_uart_resources,
 237 +};
 238 +
 239 +static struct i2c_gpio_platform_data pronghorn_i2c_gpio_data = {
 240 +       .sda_pin        = 9,
 241 +       .scl_pin        = 10,
 242 +};
 243 +
 244 +static struct platform_device pronghorn_i2c_gpio = {
 245 +       .name           = "i2c-gpio",
 246 +       .id             = 0,
 247 +       .dev            = {
 248 +               .platform_data  = &pronghorn_i2c_gpio_data,
 249 +       },
 250 +};
 251 +
 252 +static struct gpio_led pronghorn_led_pin[] = {
 253 +       {
 254 +               .name           = "pronghorn:green:status",
 255 +               .gpio           = 7,
 256 +       }
 257 +};
 258 +
 259 +static struct gpio_led_platform_data pronghorn_led_data = {
 260 +       .num_leds               = 1,
 261 +       .leds                   = pronghorn_led_pin,
 262 +};
 263 +
 264 +static struct platform_device pronghorn_led = {
 265 +       .name                   = "leds-gpio",
 266 +       .id                     = -1,
 267 +       .dev.platform_data      = &pronghorn_led_data,
 268 +};
 269 +
 270 +static struct resource pronghorn_pata_resources[] = {
 271 +       {
 272 +               .flags  = IORESOURCE_MEM
 273 +       },
 274 +       {
 275 +               .flags  = IORESOURCE_MEM,
 276 +       },
 277 +       {
 278 +               .name   = "intrq",
 279 +               .start  = IRQ_IXP4XX_GPIO0,
 280 +               .end    = IRQ_IXP4XX_GPIO0,
 281 +               .flags  = IORESOURCE_IRQ,
 282 +       },
 283 +};
 284 +
 285 +static struct ixp4xx_pata_data pronghorn_pata_data = {
 286 +       .cs0_bits       = 0xbfff0043,
 287 +       .cs1_bits       = 0xbfff0043,
 288 +};
 289 +
 290 +static struct platform_device pronghorn_pata = {
 291 +       .name                   = "pata_ixp4xx_cf",
 292 +       .id                     = 0,
 293 +       .dev.platform_data      = &pronghorn_pata_data,
 294 +       .num_resources          = ARRAY_SIZE(pronghorn_pata_resources),
 295 +       .resource               = pronghorn_pata_resources,
 296 +};
 297 +
 298 +static struct eth_plat_info pronghorn_plat_eth[] = {
 299 +       {
 300 +               .phy            = 0,
 301 +               .rxq            = 3,
 302 +               .txreadyq       = 20,
 303 +       }, {
 304 +               .phy            = 1,
 305 +               .rxq            = 4,
 306 +               .txreadyq       = 21,
 307 +       }
 308 +};
 309 +
 310 +static struct platform_device pronghorn_eth[] = {
 311 +       {
 312 +               .name                   = "ixp4xx_eth",
 313 +               .id                     = IXP4XX_ETH_NPEB,
 314 +               .dev.platform_data      = pronghorn_plat_eth,
 315 +               .dev.coherent_dma_mask  = DMA_BIT_MASK(32),
 316 +       }, {
 317 +               .name                   = "ixp4xx_eth",
 318 +               .id                     = IXP4XX_ETH_NPEC,
 319 +               .dev.platform_data      = pronghorn_plat_eth + 1,
 320 +               .dev.coherent_dma_mask  = DMA_BIT_MASK(32),
 321 +       }
 322 +};
 323 +
 324 +static struct platform_device *pronghorn_devices[] __initdata = {
 325 +       &pronghorn_flash,
 326 +       &pronghorn_uart,
 327 +       &pronghorn_led,
 328 +       &pronghorn_eth[0],
 329 +       &pronghorn_eth[1],
 330 +};
 331 +
 332 +static void __init pronghorn_init(void)
 333 +{
 334 +       ixp4xx_sys_init();
 335 +
 336 +       pronghorn_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
 337 +       pronghorn_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
 338 +
 339 +       *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
 340 +       *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
 341 +
 342 +       platform_add_devices(pronghorn_devices, ARRAY_SIZE(pronghorn_devices));
 343 +
 344 +       if (machine_is_pronghorn()) {
 345 +               pronghorn_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(2);
 346 +               pronghorn_pata_resources[0].end = IXP4XX_EXP_BUS_END(2);
 347 +
 348 +               pronghorn_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(3);
 349 +               pronghorn_pata_resources[1].end = IXP4XX_EXP_BUS_END(3);
 350 +
 351 +               pronghorn_pata_data.cs0_cfg = IXP4XX_EXP_CS2;
 352 +               pronghorn_pata_data.cs1_cfg = IXP4XX_EXP_CS3;
 353 +       } else {
 354 +               pronghorn_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(3);
 355 +               pronghorn_pata_resources[0].end = IXP4XX_EXP_BUS_END(3);
 356 +
 357 +               pronghorn_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(4);
 358 +               pronghorn_pata_resources[1].end = IXP4XX_EXP_BUS_END(4);
 359 +
 360 +               pronghorn_pata_data.cs0_cfg = IXP4XX_EXP_CS3;
 361 +               pronghorn_pata_data.cs1_cfg = IXP4XX_EXP_CS4;
 362 +
 363 +               platform_device_register(&pronghorn_i2c_gpio);
 364 +       }
 365 +
 366 +       platform_device_register(&pronghorn_pata);
 367 +}
 368 +
 369 +MACHINE_START(PRONGHORN, "ADI Engineering Pronghorn")
 370 +       /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
 371 +       .map_io         = ixp4xx_map_io,
 372 +       .init_irq       = ixp4xx_init_irq,
 373 +       .init_time      = ixp4xx_timer_init,
 374 +       .atag_offset    = 0x0100,
 375 +       .init_machine   = pronghorn_init,
 376 +#if defined(CONFIG_PCI)
 377 +       .dma_zone_size  = SZ_64M,
 378 +#endif
 379 +       .restart        = ixp4xx_restart,
 380 +MACHINE_END
 381 +
 382 +MACHINE_START(PRONGHORNMETRO, "ADI Engineering Pronghorn Metro")
 383 +       /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
 384 +       .map_io         = ixp4xx_map_io,
 385 +       .init_irq       = ixp4xx_init_irq,
 386 +       .init_time      = ixp4xx_timer_init,
 387 +       .atag_offset    = 0x0100,
 388 +       .init_machine   = pronghorn_init,
 389 +#if defined(CONFIG_PCI)
 390 +       .dma_zone_size  = SZ_64M,
 391 +#endif
 392 +       .restart        = ixp4xx_restart,
 393 +MACHINE_END