target/linux/ixp4xx/patches/996-fsg3_support.patch

   1 Index: linux-2.6.21.7/arch/arm/mach-ixp4xx/fsg-pci.c
   2 ===================================================================
   3 --- /dev/null
   4 +++ linux-2.6.21.7/arch/arm/mach-ixp4xx/fsg-pci.c
   5 @@ -0,0 +1,71 @@
   6 +/*
   7 + * arch/arch/mach-ixp4xx/fsg-pci.c
   8 + *
   9 + * FSG board-level PCI initialization
  10 + *
  11 + * Author: Rod Whitby <rod@whitby.id.au>
  12 + * Maintainer: http://www.nslu2-linux.org/
  13 + *
  14 + * based on ixdp425-pci.c:
  15 + *     Copyright (C) 2002 Intel Corporation.
  16 + *     Copyright (C) 2003-2004 MontaVista Software, Inc.
  17 + *
  18 + * This program is free software; you can redistribute it and/or modify
  19 + * it under the terms of the GNU General Public License version 2 as
  20 + * published by the Free Software Foundation.
  21 + *
  22 + */
  23 +
  24 +#include <linux/pci.h>
  25 +#include <linux/init.h>
  26 +#include <linux/irq.h>
  27 +
  28 +#include <asm/mach/pci.h>
  29 +#include <asm/mach-types.h>
  30 +
  31 +void __init fsg_pci_preinit(void)
  32 +{
  33 +       set_irq_type(IRQ_FSG_PCI_INTA, IRQT_LOW);
  34 +       set_irq_type(IRQ_FSG_PCI_INTB, IRQT_LOW);
  35 +       set_irq_type(IRQ_FSG_PCI_INTC, IRQT_LOW);
  36 +
  37 +       ixp4xx_pci_preinit();
  38 +}
  39 +
  40 +static int __init fsg_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
  41 +{
  42 +       static int pci_irq_table[FSG_PCI_IRQ_LINES] = {
  43 +               IRQ_FSG_PCI_INTC,
  44 +               IRQ_FSG_PCI_INTB,
  45 +               IRQ_FSG_PCI_INTA,
  46 +       };
  47 +
  48 +       int irq = -1;
  49 +       slot = slot - 11;
  50 +
  51 +       if (slot >= 1 && slot <= FSG_PCI_MAX_DEV &&
  52 +               pin >= 1 && pin <= FSG_PCI_IRQ_LINES) {
  53 +                       irq = pci_irq_table[(slot - 1)];
  54 +       }
  55 +        printk("%s: Mapped slot %d pin %d to IRQ %d\n", __FUNCTION__,slot, pin, irq);
  56 +
  57 +        return irq;
  58 +}
  59 +
  60 +struct hw_pci fsg_pci __initdata = {
  61 +       .nr_controllers = 1,
  62 +       .preinit =        fsg_pci_preinit,
  63 +       .swizzle =        pci_std_swizzle,
  64 +       .setup =          ixp4xx_setup,
  65 +       .scan =           ixp4xx_scan_bus,
  66 +       .map_irq =        fsg_map_irq,
  67 +};
  68 +
  69 +int __init fsg_pci_init(void)
  70 +{
  71 +       if (machine_is_fsg())
  72 +               pci_common_init(&fsg_pci);
  73 +       return 0;
  74 +}
  75 +
  76 +subsys_initcall(fsg_pci_init);
  77 Index: linux-2.6.21.7/arch/arm/mach-ixp4xx/fsg-setup.c
  78 ===================================================================
  79 --- /dev/null
  80 +++ linux-2.6.21.7/arch/arm/mach-ixp4xx/fsg-setup.c
  81 @@ -0,0 +1,223 @@
  82 +/*
  83 + * arch/arm/mach-ixp4xx/fsg-setup.c
  84 + *
  85 + * FSG board-setup
  86 + *
  87 + * based ixdp425-setup.c:
  88 + *      Copyright (C) 2003-2004 MontaVista Software, Inc.
  89 + *
  90 + * Author: Rod Whitby <rod@whitby.id.au>
  91 + * Maintainers: http://www.nslu2-linux.org/
  92 + *
  93 + */
  94 +
  95 +#include <linux/kernel.h>
  96 +#include <linux/serial.h>
  97 +#include <linux/serial_8250.h>
  98 +#include <linux/leds.h>
  99 +#include <linux/mtd/mtd.h>
 100 +
 101 +#include <asm/mach-types.h>
 102 +#include <asm/mach/arch.h>
 103 +#include <asm/mach/flash.h>
 104 +
 105 +static struct flash_platform_data fsg_flash_data = {
 106 +       .map_name               = "cfi_probe",
 107 +       .width                  = 2,
 108 +};
 109 +
 110 +static struct resource fsg_flash_resource = {
 111 +       .flags                  = IORESOURCE_MEM,
 112 +};
 113 +
 114 +static struct platform_device fsg_flash = {
 115 +       .name                   = "IXP4XX-Flash",
 116 +       .id                     = 0,
 117 +       .dev.platform_data      = &fsg_flash_data,
 118 +       .num_resources          = 1,
 119 +       .resource               = &fsg_flash_resource,
 120 +};
 121 +
 122 +static struct ixp4xx_i2c_pins fsg_i2c_gpio_pins = {
 123 +       .sda_pin                = FSG_SDA_PIN,
 124 +       .scl_pin                = FSG_SCL_PIN,
 125 +};
 126 +
 127 +static struct platform_device fsg_i2c_controller = {
 128 +        .name                   = "IXP4XX-I2C",
 129 +        .id                     = 0,
 130 +        .dev.platform_data      = &fsg_i2c_gpio_pins,
 131 +        .num_resources          = 0,
 132 +};
 133 +
 134 +static struct resource fsg_uart_resources[] = {
 135 +       {
 136 +               .start          = IXP4XX_UART1_BASE_PHYS,
 137 +               .end            = IXP4XX_UART1_BASE_PHYS + 0x0fff,
 138 +               .flags          = IORESOURCE_MEM,
 139 +       },
 140 +       {
 141 +               .start          = IXP4XX_UART2_BASE_PHYS,
 142 +               .end            = IXP4XX_UART2_BASE_PHYS + 0x0fff,
 143 +               .flags          = IORESOURCE_MEM,
 144 +       }
 145 +};
 146 +
 147 +static struct plat_serial8250_port fsg_uart_data[] = {
 148 +       {
 149 +               .mapbase        = IXP4XX_UART1_BASE_PHYS,
 150 +               .membase        = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
 151 +               .irq            = IRQ_IXP4XX_UART1,
 152 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 153 +               .iotype         = UPIO_MEM,
 154 +               .regshift       = 2,
 155 +               .uartclk        = IXP4XX_UART_XTAL,
 156 +       },
 157 +       {
 158 +               .mapbase        = IXP4XX_UART2_BASE_PHYS,
 159 +               .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
 160 +               .irq            = IRQ_IXP4XX_UART2,
 161 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 162 +               .iotype         = UPIO_MEM,
 163 +               .regshift       = 2,
 164 +               .uartclk        = IXP4XX_UART_XTAL,
 165 +       },
 166 +       { }
 167 +};
 168 +
 169 +static struct platform_device fsg_uart = {
 170 +       .name                   = "serial8250",
 171 +       .id                     = PLAT8250_DEV_PLATFORM,
 172 +       .dev.platform_data      = fsg_uart_data,
 173 +       .num_resources          = ARRAY_SIZE(fsg_uart_resources),
 174 +       .resource               = fsg_uart_resources,
 175 +};
 176 +
 177 +/* Built-in 10/100 Ethernet MAC interfaces */
 178 +static struct resource res_mac0 = {
 179 +        .start          = IXP4XX_EthB_BASE_PHYS,
 180 +        .end            = IXP4XX_EthB_BASE_PHYS + 0x1ff,
 181 +        .flags          = IORESOURCE_MEM,
 182 +};
 183 +
 184 +static struct resource res_mac1 = {
 185 +        .start          = IXP4XX_EthC_BASE_PHYS,
 186 +        .end            = IXP4XX_EthC_BASE_PHYS + 0x1ff,
 187 +        .flags          = IORESOURCE_MEM,
 188 +};
 189 +
 190 +static struct mac_plat_info plat_mac0 = {
 191 +        .npe_id         = 1,
 192 +        .phy_id         = 5,
 193 +        .eth_id         = 0,
 194 +        .rxq_id         = 27,
 195 +        .txq_id         = 24,
 196 +       .rxdoneq_id     = 4,
 197 +};
 198 +
 199 +static struct mac_plat_info plat_mac1 = {
 200 +        .npe_id         = 2,
 201 +        .phy_id         = 4,
 202 +        .eth_id         = 1,
 203 +        .rxq_id         = 28,
 204 +        .txq_id         = 25,
 205 +       .rxdoneq_id     = 5,
 206 +};
 207 +
 208 +static struct platform_device mac0 = {
 209 +        .name           = "ixp4xx_mac",
 210 +        .id             = 0,
 211 +        .dev.platform_data = &plat_mac0,
 212 +        .num_resources  = 1,
 213 +        .resource       = &res_mac0,
 214 +};
 215 +
 216 +static struct platform_device mac1 = {
 217 +        .name           = "ixp4xx_mac",
 218 +        .id             = 1,
 219 +        .dev.platform_data = &plat_mac1,
 220 +        .num_resources  = 1,
 221 +        .resource       = &res_mac1,
 222 +};
 223 +
 224 +struct npe_ucode_platform_data fsg_npe_ucode_data = {
 225 +       .mtd_partition  = "microcode",
 226 +};
 227 +
 228 +static struct platform_device fsg_npe_ucode = {
 229 +       .name                   = "ixp4xx_npe_ucode",
 230 +       .id                     = 0,
 231 +       .dev.platform_data      = &fsg_npe_ucode_data,
 232 +};
 233 +
 234 +static struct platform_device *fsg_devices[] __initdata = {
 235 +       &fsg_i2c_controller,
 236 +       &fsg_flash,
 237 +        &mac0,
 238 +        &mac1,
 239 +       &fsg_npe_ucode,
 240 +};
 241 +
 242 +static void fsg_flash_add(struct mtd_info *mtd)
 243 +{
 244 +       if (strcmp(mtd->name, "RedBoot config") == 0) {
 245 +               size_t retlen;
 246 +               u_char mac[6];
 247 +
 248 +               if (mtd->read(mtd, 0x0422, 6, &retlen, mac) == 0 && retlen == 6) {
 249 +                       printk(KERN_INFO "eth0 mac: %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n",
 250 +                               mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
 251 +                       memcpy(plat_mac0.hwaddr, mac, 6);
 252 +                       mac[5]++;
 253 +                       printk(KERN_INFO "eth1 mac: %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n",
 254 +                               mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
 255 +                       memcpy(plat_mac1.hwaddr, mac, 6);
 256 +               } else {
 257 +                       printk(KERN_ERR "fsg mac: read failed\n");
 258 +               }
 259 +       }
 260 +}
 261 +
 262 +static void fsg_flash_remove(struct mtd_info *mtd) {
 263 +}
 264 +
 265 +static struct mtd_notifier fsg_flash_notifier = {
 266 +       .add = fsg_flash_add,
 267 +       .remove = fsg_flash_remove,
 268 +};
 269 +
 270 +static void __init fsg_init(void)
 271 +{
 272 +       ixp4xx_sys_init();
 273 +
 274 +       fsg_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
 275 +       fsg_flash_resource.end =
 276 +               IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
 277 +
 278 +       *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
 279 +       *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
 280 +
 281 +       /* Configure CS2 for operation, 8bit and writable */
 282 +       *IXP4XX_EXP_CS2 = 0xbfff0002;
 283 +
 284 +       /* This is only useful on a modified machine, but it is valuable
 285 +        * to have it first in order to see debug messages, and so that
 286 +        * it does *not* get removed if platform_add_devices fails!
 287 +        */
 288 +       (void)platform_device_register(&fsg_uart);
 289 +
 290 +       platform_add_devices(fsg_devices, ARRAY_SIZE(fsg_devices));
 291 +
 292 +       register_mtd_user(&fsg_flash_notifier);
 293 +}
 294 +
 295 +MACHINE_START(FSG, "Freecom FSG-3")
 296 +       .phys_io        = IXP4XX_PERIPHERAL_BASE_PHYS,
 297 +       .io_pg_offst    = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
 298 +       .map_io         = ixp4xx_map_io,
 299 +       .init_irq       = ixp4xx_init_irq,
 300 +       .timer          = &ixp4xx_timer,
 301 +       .boot_params    = 0x0100,
 302 +       .init_machine   = fsg_init,
 303 +MACHINE_END
 304 +
 305 Index: linux-2.6.21.7/include/asm-arm/arch-ixp4xx/fsg.h
 306 ===================================================================
 307 --- /dev/null
 308 +++ linux-2.6.21.7/include/asm-arm/arch-ixp4xx/fsg.h
 309 @@ -0,0 +1,58 @@
 310 +/*
 311 + * include/asm-arm/arch-ixp4xx/fsg.h
 312 + *
 313 + * Freecom FSG-3 platform specific definitions
 314 + *
 315 + * Author: Rod Whitby <rod@whitby.id.au>
 316 + * Author: Tomasz Chmielewski <mangoo@wpkg.org>
 317 + * Maintainers: http://www.nslu2-linux.org
 318 + *
 319 + * Based on coyote.h by
 320 + * Copyright 2004 (c) MontaVista, Software, Inc.
 321 + *
 322 + * This file is licensed under  the terms of the GNU General Public
 323 + * License version 2. This program is licensed "as is" without any
 324 + * warranty of any kind, whether express or implied.
 325 + */
 326 +
 327 +#ifndef __ASM_ARCH_HARDWARE_H__
 328 +#error "Do not include this directly, instead #include <asm/hardware.h>"
 329 +#endif
 330 +
 331 +#define FSG_SDA_PIN            12
 332 +#define FSG_SCL_PIN            13
 333 +
 334 +/*
 335 + * FSG PCI IRQs
 336 + */
 337 +#define FSG_PCI_MAX_DEV                3
 338 +#define FSG_PCI_IRQ_LINES      3
 339 +
 340 +
 341 +/* PCI controller GPIO to IRQ pin mappings */
 342 +#define FSG_PCI_INTA_PIN       6
 343 +#define FSG_PCI_INTB_PIN       7
 344 +#define FSG_PCI_INTC_PIN       5
 345 +
 346 +/* Buttons */
 347 +
 348 +#define FSG_SB_GPIO            4
 349 +#define FSG_RB_GPIO            9
 350 +#define FSG_UB_GPIO            10
 351 +
 352 +#define FSG_SB_IRQ             IRQ_IXP4XX_GPIO4
 353 +#define FSG_RB_IRQ             IRQ_IXP4XX_GPIO9
 354 +#define FSG_UB_IRQ             IRQ_IXP4XX_GPIO10
 355 +
 356 +#define FSG_SB_BM              (1L << FSG_SB_GPIO)
 357 +#define FSG_RB_BM              (1L << FSG_RB_GPIO)
 358 +#define FSG_UB_BM              (1L << FSG_UB_GPIO)
 359 +
 360 +/* LEDs */
 361 +
 362 +#define FSG_LED_RING_BIT       0
 363 +#define FSG_LED_SYNC_BIT       1
 364 +#define FSG_LED_USB_BIT                2
 365 +#define FSG_LED_SATA_BIT       3
 366 +#define FSG_LED_WAN_BIT                4
 367 +#define FSG_LED_WLAN_BIT       5
 368 Index: linux-2.6.21.7/include/asm-arm/arch-ixp4xx/hardware.h
 369 ===================================================================
 370 --- linux-2.6.21.7.orig/include/asm-arm/arch-ixp4xx/hardware.h
 371 +++ linux-2.6.21.7/include/asm-arm/arch-ixp4xx/hardware.h
 372 @@ -48,5 +48,6 @@ extern unsigned int processor_id;
 373  #include "nslu2.h"
 374  #include "nas100d.h"
 375  #include "dsmg600.h"
 376 +#include "fsg.h"
 377
 378  #endif  /* _ASM_ARCH_HARDWARE_H */
 379 Index: linux-2.6.21.7/include/asm-arm/arch-ixp4xx/irqs.h
 380 ===================================================================
 381 --- linux-2.6.21.7.orig/include/asm-arm/arch-ixp4xx/irqs.h
 382 +++ linux-2.6.21.7/include/asm-arm/arch-ixp4xx/irqs.h
 383 @@ -128,4 +128,11 @@
 384  #define        IRQ_DSMG600_PCI_INTE    IRQ_IXP4XX_GPIO7
 385  #define        IRQ_DSMG600_PCI_INTF    IRQ_IXP4XX_GPIO6
 386
 387 +/*
 388 + * Freecom FSG-3 board IRQs
 389 + */
 390 +#define        IRQ_FSG_PCI_INTA        IRQ_IXP4XX_GPIO6
 391 +#define        IRQ_FSG_PCI_INTB        IRQ_IXP4XX_GPIO7
 392 +#define        IRQ_FSG_PCI_INTC        IRQ_IXP4XX_GPIO5
 393 +
 394  #endif
 395 Index: linux-2.6.21.7/arch/arm/mach-ixp4xx/Makefile
 396 ===================================================================
 397 --- linux-2.6.21.7.orig/arch/arm/mach-ixp4xx/Makefile
 398 +++ linux-2.6.21.7/arch/arm/mach-ixp4xx/Makefile
 399 @@ -13,6 +13,7 @@ obj-pci-$(CONFIG_MACH_GTWX5715)               += gtwx
 400  obj-pci-$(CONFIG_MACH_NSLU2)           += nslu2-pci.o
 401  obj-pci-$(CONFIG_MACH_NAS100D)         += nas100d-pci.o
 402  obj-pci-$(CONFIG_MACH_DSMG600)         += dsmg600-pci.o
 403 +obj-pci-$(CONFIG_MACH_FSG)             += fsg-pci.o
 404  obj-pci-$(CONFIG_MACH_GATEWAY7001)     += gateway7001-pci.o
 405  obj-pci-$(CONFIG_MACH_WG302V2)         += wg302v2-pci.o
 406  obj-pci-$(CONFIG_MACH_PRONGHORNMETRO)  += pronghornmetro-pci.o
 407 @@ -29,6 +30,7 @@ obj-$(CONFIG_MACH_GTWX5715)   += gtwx5715-
 408  obj-$(CONFIG_MACH_NSLU2)       += nslu2-setup.o nslu2-power.o
 409  obj-$(CONFIG_MACH_NAS100D)     += nas100d-setup.o nas100d-power.o
 410  obj-$(CONFIG_MACH_DSMG600)      += dsmg600-setup.o dsmg600-power.o
 411 +obj-$(CONFIG_MACH_FSG)          += fsg-setup.o
 412  obj-$(CONFIG_MACH_GATEWAY7001) += gateway7001-setup.o
 413  obj-$(CONFIG_MACH_WG302V2)     += wg302v2-setup.o
 414  obj-$(CONFIG_MACH_PRONGHORNMETRO)      += pronghornmetro-setup.o
 415 Index: linux-2.6.21.7/arch/arm/mach-ixp4xx/Kconfig
 416 ===================================================================
 417 --- linux-2.6.21.7.orig/arch/arm/mach-ixp4xx/Kconfig
 418 +++ linux-2.6.21.7/arch/arm/mach-ixp4xx/Kconfig
 419 @@ -138,6 +138,14 @@ config MACH_DSMG600
 420           DSM-G600 RevA device. For more information on this platform,
 421           see http://www.nslu2-linux.org/wiki/DSMG600/HomePage
 422
 423 +config MACH_FSG
 424 +       bool
 425 +       prompt "Freecom FSG-3"
 426 +       help
 427 +         Say 'Y' here if you want your kernel to support Freecom's
 428 +         FSG-3 device. For more information on this
 429 +         platform see http://www.openfsg.com/
 430 +
 431  #
 432  # Avila and IXDP share the same source for now. Will change in future
 433  #