target/linux/ixp4xx/patches-4.1/500-usr8200_support.patch

   1 --- a/arch/arm/mach-ixp4xx/Kconfig
   2 +++ b/arch/arm/mach-ixp4xx/Kconfig
   3 @@ -93,6 +93,14 @@ config MACH_SIDEWINDER
   4           Engineering Sidewinder board. For more information on this
   5           platform, see http://www.adiengineering.com
   6
   7 +config MACH_USR8200
   8 +       bool "USRobotics USR8200"
   9 +       select PCI
  10 +       help
  11 +         Say 'Y' here if you want your kernel to support the USRobotics
  12 +         USR8200 router board. For more information on this platform, see
  13 +         http://openwrt.org
  14 +
  15  config MACH_COMPEXWP18
  16         bool "Compex WP18 / NP18A"
  17         select PCI
  18 --- a/arch/arm/mach-ixp4xx/Makefile
  19 +++ b/arch/arm/mach-ixp4xx/Makefile
  20 @@ -27,6 +27,7 @@ obj-pci-$(CONFIG_MACH_WRT300NV2)              += wrt
  21  obj-pci-$(CONFIG_MACH_AP1000)          += ixdp425-pci.o
  22  obj-pci-$(CONFIG_MACH_TW5334)          += tw5334-pci.o
  23  obj-pci-$(CONFIG_MACH_MI424WR)         += mi424wr-pci.o
  24 +obj-pci-$(CONFIG_MACH_USR8200)         += usr8200-pci.o
  25
  26  obj-y  += common.o
  27
  28 @@ -55,6 +56,7 @@ obj-$(CONFIG_MACH_WRT300NV2)  += wrt300nv
  29  obj-$(CONFIG_MACH_AP1000)      += ap1000-setup.o
  30  obj-$(CONFIG_MACH_TW5334)      += tw5334-setup.o
  31  obj-$(CONFIG_MACH_MI424WR)     += mi424wr-setup.o
  32 +obj-$(CONFIG_MACH_USR8200)     += usr8200-setup.o
  33
  34  obj-$(CONFIG_PCI)              += $(obj-pci-$(CONFIG_PCI)) common-pci.o
  35  obj-$(CONFIG_IXP4XX_QMGR)      += ixp4xx_qmgr.o
  36 --- a/arch/arm/mach-ixp4xx/include/mach/uncompress.h
  37 +++ b/arch/arm/mach-ixp4xx/include/mach/uncompress.h
  38 @@ -44,7 +44,8 @@ static __inline__ void __arch_decomp_set
  39             machine_is_gateway7001() || machine_is_wg302v2() ||
  40             machine_is_devixp() || machine_is_miccpt() || machine_is_mic256() ||
  41             machine_is_pronghorn() || machine_is_pronghorn_metro() ||
  42 -           machine_is_wrt300nv2() || machine_is_tw5334())
  43 +           machine_is_wrt300nv2() || machine_is_tw5334() ||
  44 +           machine_is_usr8200())
  45                 uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
  46         else
  47                 uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;
  48 --- /dev/null
  49 +++ b/arch/arm/mach-ixp4xx/usr8200-pci.c
  50 @@ -0,0 +1,77 @@
  51 +/*
  52 + * arch/arch/mach-ixp4xx/usr8200-pci.c
  53 + *
  54 + * PCI setup routines for USRobotics USR8200
  55 + *
  56 + * Copyright (C) 2008 Peter Denison <openwrt@marshadder.org>
  57 + *
  58 + * based on pronghorn-pci.c
  59 + *     Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  60 + * based on coyote-pci.c:
  61 + *     Copyright (C) 2002 Jungo Software Technologies.
  62 + *     Copyright (C) 2003 MontaVista Softwrae, Inc.
  63 + *
  64 + * Maintainer: Peter Denison <openwrt@marshadder.org>
  65 + *
  66 + * This program is free software; you can redistribute it and/or modify
  67 + * it under the terms of the GNU General Public License version 2 as
  68 + * published by the Free Software Foundation.
  69 + *
  70 + */
  71 +
  72 +#include <linux/kernel.h>
  73 +#include <linux/pci.h>
  74 +#include <linux/init.h>
  75 +#include <linux/irq.h>
  76 +
  77 +#include <asm/mach-types.h>
  78 +#include <mach/hardware.h>
  79 +
  80 +#include <asm/mach/pci.h>
  81 +
  82 +void __init usr8200_pci_preinit(void)
  83 +{
  84 +       irq_set_irq_type(IRQ_IXP4XX_GPIO7, IRQ_TYPE_LEVEL_LOW);
  85 +       irq_set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW);
  86 +       irq_set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW);
  87 +       irq_set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_LEVEL_LOW);
  88 +       irq_set_irq_type(IRQ_IXP4XX_GPIO11, IRQ_TYPE_LEVEL_LOW);
  89 +
  90 +       ixp4xx_pci_preinit();
  91 +}
  92 +
  93 +static int __init usr8200_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
  94 +{
  95 +       if (slot == 14)
  96 +               return IRQ_IXP4XX_GPIO7;
  97 +       else if (slot == 15)
  98 +               return IRQ_IXP4XX_GPIO8;
  99 +       else if (slot == 16) {
 100 +               if (pin == 1)
 101 +                       return IRQ_IXP4XX_GPIO11;
 102 +               else if (pin == 2)
 103 +                       return IRQ_IXP4XX_GPIO10;
 104 +               else if (pin == 3)
 105 +                       return IRQ_IXP4XX_GPIO9;
 106 +               else
 107 +                       return -1;
 108 +       } else
 109 +               return -1;
 110 +}
 111 +
 112 +struct hw_pci usr8200_pci __initdata = {
 113 +       .nr_controllers = 1,
 114 +       .preinit        = usr8200_pci_preinit,
 115 +       .ops            = &ixp4xx_ops,
 116 +       .setup          = ixp4xx_setup,
 117 +       .map_irq        = usr8200_map_irq,
 118 +};
 119 +
 120 +int __init usr8200_pci_init(void)
 121 +{
 122 +       if (machine_is_usr8200())
 123 +               pci_common_init(&usr8200_pci);
 124 +       return 0;
 125 +}
 126 +
 127 +subsys_initcall(usr8200_pci_init);
 128 --- /dev/null
 129 +++ b/arch/arm/mach-ixp4xx/usr8200-setup.c
 130 @@ -0,0 +1,217 @@
 131 +/*
 132 + * arch/arm/mach-ixp4xx/usr8200-setup.c
 133 + *
 134 + * Board setup for the USRobotics USR8200
 135 + *
 136 + * Copyright (C) 2008 Peter Denison <openwrt@marshadder.org>
 137 + *
 138 + * based on pronghorn-setup.c:
 139 + *     Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
 140 + * based on coyote-setup.c:
 141 + *      Copyright (C) 2003-2005 MontaVista Software, Inc.
 142 + *
 143 + * Author: Peter Denison <openwrt@marshadder.org>
 144 + */
 145 +
 146 +#include <linux/kernel.h>
 147 +#include <linux/init.h>
 148 +#include <linux/device.h>
 149 +#include <linux/serial.h>
 150 +#include <linux/tty.h>
 151 +#include <linux/serial_8250.h>
 152 +#include <linux/slab.h>
 153 +#include <linux/types.h>
 154 +#include <linux/memory.h>
 155 +#include <linux/i2c-gpio.h>
 156 +#include <linux/leds.h>
 157 +#include <linux/dma-mapping.h>
 158 +
 159 +#include <asm/setup.h>
 160 +#include <mach/hardware.h>
 161 +#include <asm/irq.h>
 162 +#include <asm/mach-types.h>
 163 +#include <asm/mach/arch.h>
 164 +#include <asm/mach/flash.h>
 165 +
 166 +static struct flash_platform_data usr8200_flash_data = {
 167 +       .map_name       = "cfi_probe",
 168 +       .width          = 2,
 169 +};
 170 +
 171 +static struct resource usr8200_flash_resource = {
 172 +       .flags          = IORESOURCE_MEM,
 173 +};
 174 +
 175 +static struct platform_device usr8200_flash = {
 176 +       .name           = "IXP4XX-Flash",
 177 +       .id             = 0,
 178 +       .dev            = {
 179 +               .platform_data  = &usr8200_flash_data,
 180 +       },
 181 +       .num_resources  = 1,
 182 +       .resource       = &usr8200_flash_resource,
 183 +};
 184 +
 185 +static struct resource usr8200_uart_resources [] = {
 186 +       {
 187 +               .start          = IXP4XX_UART2_BASE_PHYS,
 188 +               .end            = IXP4XX_UART2_BASE_PHYS + 0x0fff,
 189 +               .flags          = IORESOURCE_MEM
 190 +       },
 191 +       {
 192 +               .start          = IXP4XX_UART1_BASE_PHYS,
 193 +               .end            = IXP4XX_UART1_BASE_PHYS + 0x0fff,
 194 +               .flags          = IORESOURCE_MEM
 195 +       }
 196 +};
 197 +
 198 +static struct plat_serial8250_port usr8200_uart_data[] = {
 199 +       {
 200 +               .mapbase        = IXP4XX_UART2_BASE_PHYS,
 201 +               .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
 202 +               .irq            = IRQ_IXP4XX_UART2,
 203 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 204 +               .iotype         = UPIO_MEM,
 205 +               .regshift       = 2,
 206 +               .uartclk        = IXP4XX_UART_XTAL,
 207 +       },
 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 +};
 219 +
 220 +static struct platform_device usr8200_uart = {
 221 +       .name           = "serial8250",
 222 +       .id             = PLAT8250_DEV_PLATFORM,
 223 +       .dev            = {
 224 +               .platform_data  = usr8200_uart_data,
 225 +       },
 226 +       .num_resources  = 2,
 227 +       .resource       = usr8200_uart_resources,
 228 +};
 229 +
 230 +static struct gpio_led usr8200_led_pin[] = {
 231 +       {
 232 +               .name           = "usr8200:usb1",
 233 +               .gpio           = 0,
 234 +               .active_low     = 1,
 235 +       },
 236 +       {
 237 +               .name           = "usr8200:usb2",
 238 +               .gpio           = 1,
 239 +               .active_low     = 1,
 240 +       },
 241 +       {
 242 +               .name           = "usr8200:ieee1394",
 243 +               .gpio           = 2,
 244 +               .active_low     = 1,
 245 +       },
 246 +       {
 247 +               .name           = "usr8200:internal",
 248 +               .gpio           = 3,
 249 +               .active_low     = 1,
 250 +       },
 251 +       {
 252 +               .name           = "usr8200:power",
 253 +               .gpio           = 14,
 254 +       }
 255 +};
 256 +
 257 +static struct gpio_led_platform_data usr8200_led_data = {
 258 +       .num_leds               = ARRAY_SIZE(usr8200_led_pin),
 259 +       .leds                   = usr8200_led_pin,
 260 +};
 261 +
 262 +static struct platform_device usr8200_led = {
 263 +       .name                   = "leds-gpio",
 264 +       .id                     = -1,
 265 +       .dev.platform_data      = &usr8200_led_data,
 266 +};
 267 +
 268 +static struct eth_plat_info usr8200_plat_eth[] = {
 269 +       { /* NPEC - LAN with Marvell 88E6060 switch */
 270 +               .phy            = IXP4XX_ETH_PHY_MAX_ADDR,
 271 +               .phy_mask       = 0x0F0000,
 272 +               .rxq            = 4,
 273 +               .txreadyq       = 21,
 274 +       }, { /* NPEB - WAN */
 275 +               .phy            = 9,
 276 +               .rxq            = 3,
 277 +               .txreadyq       = 20,
 278 +       }
 279 +};
 280 +
 281 +static struct platform_device usr8200_eth[] = {
 282 +       {
 283 +               .name                   = "ixp4xx_eth",
 284 +               .id                     = IXP4XX_ETH_NPEC,
 285 +               .dev.platform_data      = usr8200_plat_eth,
 286 +               .dev.coherent_dma_mask  = DMA_BIT_MASK(32),
 287 +       }, {
 288 +               .name                   = "ixp4xx_eth",
 289 +               .id                     = IXP4XX_ETH_NPEB,
 290 +               .dev.platform_data      = usr8200_plat_eth + 1,
 291 +               .dev.coherent_dma_mask  = DMA_BIT_MASK(32),
 292 +       }
 293 +};
 294 +
 295 +static struct resource usr8200_rtc_resources = {
 296 +       .flags          = IORESOURCE_MEM
 297 +};
 298 +
 299 +static struct platform_device usr8200_rtc = {
 300 +       .name           = "rtc7301",
 301 +       .id             = 0,
 302 +       .num_resources  = 1,
 303 +       .resource       = &usr8200_rtc_resources,
 304 +};
 305 +
 306 +static struct platform_device *usr8200_devices[] __initdata = {
 307 +       &usr8200_flash,
 308 +       &usr8200_uart,
 309 +       &usr8200_led,
 310 +       &usr8200_eth[0],
 311 +       &usr8200_eth[1],
 312 +       &usr8200_rtc,
 313 +};
 314 +
 315 +static void __init usr8200_init(void)
 316 +{
 317 +       ixp4xx_sys_init();
 318 +
 319 +       usr8200_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
 320 +       usr8200_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_16M - 1;
 321 +
 322 +       usr8200_rtc_resources.start = IXP4XX_EXP_BUS_BASE(2);
 323 +       usr8200_rtc_resources.end = IXP4XX_EXP_BUS_BASE(2) + 0x01ff;
 324 +
 325 +       *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
 326 +       *IXP4XX_EXP_CS2 = 0x3fff000 | IXP4XX_EXP_BUS_SIZE(0) | IXP4XX_EXP_BUS_WR_EN |
 327 +                         IXP4XX_EXP_BUS_CS_EN | IXP4XX_EXP_BUS_BYTE_EN;
 328 +       *IXP4XX_GPIO_GPCLKR = 0x01100000;
 329 +
 330 +       /* configure button as input */
 331 +       gpio_line_config(12, IXP4XX_GPIO_IN);
 332 +
 333 +       platform_add_devices(usr8200_devices, ARRAY_SIZE(usr8200_devices));
 334 +}
 335 +
 336 +MACHINE_START(USR8200, "USRobotics USR8200")
 337 +       /* Maintainer: Peter Denison <openwrt@marshadder.org> */
 338 +       .map_io         = ixp4xx_map_io,
 339 +       .init_irq       = ixp4xx_init_irq,
 340 +       .init_time      = ixp4xx_timer_init,
 341 +       .atag_offset    = 0x0100,
 342 +       .init_machine   = usr8200_init,
 343 +#if defined(CONFIG_PCI)
 344 +       .dma_zone_size  = SZ_64M,
 345 +#endif
 346 +       .restart        = ixp4xx_restart,
 347 +MACHINE_END