target/linux/ixp4xx/patches-2.6.28/500-usr8200_support.patch

   1 --- a/arch/arm/mach-ixp4xx/Kconfig
   2 +++ b/arch/arm/mach-ixp4xx/Kconfig
   3 @@ -97,6 +97,14 @@ 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_COMPEX
  16         bool "Compex WP18 / NP18A"
  17         select PCI
  18 --- a/arch/arm/mach-ixp4xx/Makefile
  19 +++ b/arch/arm/mach-ixp4xx/Makefile
  20 @@ -25,6 +25,7 @@ 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-$(CONFIG_MACH_USR8200)         += usr8200-pci.o
  25
  26  obj-y  += common.o
  27
  28 @@ -48,6 +49,7 @@ obj-$(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 --- /dev/null
  37 +++ b/arch/arm/mach-ixp4xx/usr8200-pci.c
  38 @@ -0,0 +1,78 @@
  39 +/*
  40 + * arch/arch/mach-ixp4xx/usr8200-pci.c
  41 + *
  42 + * PCI setup routines for USRobotics USR8200
  43 + *
  44 + * Copyright (C) 2008 Peter Denison <openwrt@marshadder.org>
  45 + *
  46 + * based on pronghorn-pci.c
  47 + *     Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  48 + * based on coyote-pci.c:
  49 + *     Copyright (C) 2002 Jungo Software Technologies.
  50 + *     Copyright (C) 2003 MontaVista Softwrae, Inc.
  51 + *
  52 + * Maintainer: Peter Denison <openwrt@marshadder.org>
  53 + *
  54 + * This program is free software; you can redistribute it and/or modify
  55 + * it under the terms of the GNU General Public License version 2 as
  56 + * published by the Free Software Foundation.
  57 + *
  58 + */
  59 +
  60 +#include <linux/kernel.h>
  61 +#include <linux/pci.h>
  62 +#include <linux/init.h>
  63 +#include <linux/irq.h>
  64 +
  65 +#include <asm/mach-types.h>
  66 +#include <mach/hardware.h>
  67 +
  68 +#include <asm/mach/pci.h>
  69 +
  70 +void __init usr8200_pci_preinit(void)
  71 +{
  72 +       set_irq_type(IRQ_IXP4XX_GPIO7, IRQ_TYPE_LEVEL_LOW);
  73 +       set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW);
  74 +       set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW);
  75 +       set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_LEVEL_LOW);
  76 +       set_irq_type(IRQ_IXP4XX_GPIO11, IRQ_TYPE_LEVEL_LOW);
  77 +
  78 +       ixp4xx_pci_preinit();
  79 +}
  80 +
  81 +static int __init usr8200_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
  82 +{
  83 +       if (slot == 14)
  84 +               return IRQ_IXP4XX_GPIO7;
  85 +       else if (slot == 15)
  86 +               return IRQ_IXP4XX_GPIO8;
  87 +       else if (slot == 16) {
  88 +               if (pin == 1)
  89 +                       return IRQ_IXP4XX_GPIO11;
  90 +               else if (pin == 2)
  91 +                       return IRQ_IXP4XX_GPIO10;
  92 +               else if (pin == 3)
  93 +                       return IRQ_IXP4XX_GPIO9;
  94 +               else
  95 +                       return -1;
  96 +       } else
  97 +               return -1;
  98 +}
  99 +
 100 +struct hw_pci usr8200_pci __initdata = {
 101 +       .nr_controllers = 1,
 102 +       .preinit        = usr8200_pci_preinit,
 103 +       .swizzle        = pci_std_swizzle,
 104 +       .setup          = ixp4xx_setup,
 105 +       .scan           = ixp4xx_scan_bus,
 106 +       .map_irq        = usr8200_map_irq,
 107 +};
 108 +
 109 +int __init usr8200_pci_init(void)
 110 +{
 111 +       if (machine_is_usr8200())
 112 +               pci_common_init(&usr8200_pci);
 113 +       return 0;
 114 +}
 115 +
 116 +subsys_initcall(usr8200_pci_init);
 117 --- /dev/null
 118 +++ b/arch/arm/mach-ixp4xx/usr8200-setup.c
 119 @@ -0,0 +1,212 @@
 120 +/*
 121 + * arch/arm/mach-ixp4xx/usr8200-setup.c
 122 + *
 123 + * Board setup for the USRobotics USR8200
 124 + *
 125 + * Copyright (C) 2008 Peter Denison <openwrt@marshadder.org>
 126 + *
 127 + * based on pronghorn-setup.c:
 128 + *     Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
 129 + * based on coyote-setup.c:
 130 + *      Copyright (C) 2003-2005 MontaVista Software, Inc.
 131 + *
 132 + * Author: Peter Denison <openwrt@marshadder.org>
 133 + */
 134 +
 135 +#include <linux/kernel.h>
 136 +#include <linux/init.h>
 137 +#include <linux/device.h>
 138 +#include <linux/serial.h>
 139 +#include <linux/tty.h>
 140 +#include <linux/serial_8250.h>
 141 +#include <linux/slab.h>
 142 +#include <linux/types.h>
 143 +#include <linux/memory.h>
 144 +#include <linux/i2c-gpio.h>
 145 +#include <linux/leds.h>
 146 +
 147 +#include <asm/setup.h>
 148 +#include <mach/hardware.h>
 149 +#include <asm/irq.h>
 150 +#include <asm/mach-types.h>
 151 +#include <asm/mach/arch.h>
 152 +#include <asm/mach/flash.h>
 153 +
 154 +static struct flash_platform_data usr8200_flash_data = {
 155 +       .map_name       = "cfi_probe",
 156 +       .width          = 2,
 157 +};
 158 +
 159 +static struct resource usr8200_flash_resource = {
 160 +       .flags          = IORESOURCE_MEM,
 161 +};
 162 +
 163 +static struct platform_device usr8200_flash = {
 164 +       .name           = "IXP4XX-Flash",
 165 +       .id             = 0,
 166 +       .dev            = {
 167 +               .platform_data  = &usr8200_flash_data,
 168 +       },
 169 +       .num_resources  = 1,
 170 +       .resource       = &usr8200_flash_resource,
 171 +};
 172 +
 173 +static struct resource usr8200_uart_resources [] = {
 174 +       {
 175 +               .start          = IXP4XX_UART2_BASE_PHYS,
 176 +               .end            = IXP4XX_UART2_BASE_PHYS + 0x0fff,
 177 +               .flags          = IORESOURCE_MEM
 178 +       },
 179 +       {
 180 +               .start          = IXP4XX_UART1_BASE_PHYS,
 181 +               .end            = IXP4XX_UART1_BASE_PHYS + 0x0fff,
 182 +               .flags          = IORESOURCE_MEM
 183 +       }
 184 +};
 185 +
 186 +static struct plat_serial8250_port usr8200_uart_data[] = {
 187 +       {
 188 +               .mapbase        = IXP4XX_UART2_BASE_PHYS,
 189 +               .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
 190 +               .irq            = IRQ_IXP4XX_UART2,
 191 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 192 +               .iotype         = UPIO_MEM,
 193 +               .regshift       = 2,
 194 +               .uartclk        = IXP4XX_UART_XTAL,
 195 +       },
 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 +};
 207 +
 208 +static struct platform_device usr8200_uart = {
 209 +       .name           = "serial8250",
 210 +       .id             = PLAT8250_DEV_PLATFORM,
 211 +       .dev            = {
 212 +               .platform_data  = usr8200_uart_data,
 213 +       },
 214 +       .num_resources  = 2,
 215 +       .resource       = usr8200_uart_resources,
 216 +};
 217 +
 218 +static struct gpio_led usr8200_led_pin[] = {
 219 +       {
 220 +               .name           = "usr8200:usb1",
 221 +               .gpio           = 0,
 222 +               .active_low     = 1,
 223 +       },
 224 +       {
 225 +               .name           = "usr8200:usb2",
 226 +               .gpio           = 1,
 227 +               .active_low     = 1,
 228 +       },
 229 +       {
 230 +               .name           = "usr8200:ieee1394",
 231 +               .gpio           = 2,
 232 +               .active_low     = 1,
 233 +       },
 234 +       {
 235 +               .name           = "usr8200:internal",
 236 +               .gpio           = 3,
 237 +               .active_low     = 1,
 238 +       },
 239 +       {
 240 +               .name           = "usr8200:power",
 241 +               .gpio           = 14,
 242 +       }
 243 +};
 244 +
 245 +static struct gpio_led_platform_data usr8200_led_data = {
 246 +       .num_leds               = ARRAY_SIZE(usr8200_led_pin),
 247 +       .leds                   = usr8200_led_pin,
 248 +};
 249 +
 250 +static struct platform_device usr8200_led = {
 251 +       .name                   = "leds-gpio",
 252 +       .id                     = -1,
 253 +       .dev.platform_data      = &usr8200_led_data,
 254 +};
 255 +
 256 +static struct eth_plat_info usr8200_plat_eth[] = {
 257 +       { /* NPEC - LAN with Marvell 88E6060 switch */
 258 +               .phy            = IXP4XX_ETH_PHY_MAX_ADDR,
 259 +               .phy_mask       = 0x0F0000,
 260 +               .rxq            = 4,
 261 +               .txreadyq       = 21,
 262 +       }, { /* NPEB - WAN */
 263 +               .phy            = 9,
 264 +               .rxq            = 3,
 265 +               .txreadyq       = 20,
 266 +       }
 267 +};
 268 +
 269 +static struct platform_device usr8200_eth[] = {
 270 +       {
 271 +               .name                   = "ixp4xx_eth",
 272 +               .id                     = IXP4XX_ETH_NPEC,
 273 +               .dev.platform_data      = usr8200_plat_eth,
 274 +       }, {
 275 +               .name                   = "ixp4xx_eth",
 276 +               .id                     = IXP4XX_ETH_NPEB,
 277 +               .dev.platform_data      = usr8200_plat_eth + 1,
 278 +       }
 279 +};
 280 +
 281 +static struct resource usr8200_rtc_resources = {
 282 +       .flags          = IORESOURCE_MEM
 283 +};
 284 +
 285 +static struct platform_device usr8200_rtc = {
 286 +       .name           = "rtc7301",
 287 +       .id             = 0,
 288 +       .num_resources  = 1,
 289 +       .resource       = &usr8200_rtc_resources,
 290 +};
 291 +
 292 +static struct platform_device *usr8200_devices[] __initdata = {
 293 +       &usr8200_flash,
 294 +       &usr8200_uart,
 295 +       &usr8200_led,
 296 +       &usr8200_eth[0],
 297 +       &usr8200_eth[1],
 298 +       &usr8200_rtc,
 299 +};
 300 +
 301 +static void __init usr8200_init(void)
 302 +{
 303 +       ixp4xx_sys_init();
 304 +
 305 +       usr8200_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
 306 +       usr8200_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_16M - 1;
 307 +
 308 +       usr8200_rtc_resources.start = IXP4XX_EXP_BUS_BASE(2);
 309 +       usr8200_rtc_resources.end = IXP4XX_EXP_BUS_BASE(2) + 0x01ff;
 310 +
 311 +       *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
 312 +       *IXP4XX_EXP_CS2 = 0x3fff000 | IXP4XX_EXP_BUS_SIZE(0) | IXP4XX_EXP_BUS_WR_EN |
 313 +                         IXP4XX_EXP_BUS_CS_EN | IXP4XX_EXP_BUS_BYTE_EN;
 314 +       *IXP4XX_GPIO_GPCLKR = 0x01100000;
 315 +
 316 +       /* configure button as input */
 317 +       gpio_line_config(12, IXP4XX_GPIO_IN);
 318 +
 319 +       platform_add_devices(usr8200_devices, ARRAY_SIZE(usr8200_devices));
 320 +}
 321 +
 322 +MACHINE_START(USR8200, "USRobotics USR8200")
 323 +       /* Maintainer: Peter Denison <openwrt@marshadder.org> */
 324 +       .phys_io        = IXP4XX_PERIPHERAL_BASE_PHYS,
 325 +       .io_pg_offst    = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
 326 +       .map_io         = ixp4xx_map_io,
 327 +       .init_irq       = ixp4xx_init_irq,
 328 +       .timer          = &ixp4xx_timer,
 329 +       .boot_params    = 0x0100,
 330 +       .init_machine   = usr8200_init,
 331 +MACHINE_END
 332 --- a/arch/arm/mach-ixp4xx/include/mach/uncompress.h
 333 +++ b/arch/arm/mach-ixp4xx/include/mach/uncompress.h
 334 @@ -43,7 +43,7 @@ static __inline__ void __arch_decomp_set
 335         if (machine_is_adi_coyote() || machine_is_gtwx5715() ||
 336                          machine_is_gateway7001() || machine_is_wg302v2() ||
 337                          machine_is_pronghorn() || machine_is_pronghorn_metro() || machine_is_wrt300nv2() ||
 338 -                        machine_is_tw5334())
 339 +                        machine_is_tw5334() || machine_is_usr8200())
 340                 uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
 341         else
 342                 uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;