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

   1 --- a/arch/arm/mach-ixp4xx/Kconfig
   2 +++ b/arch/arm/mach-ixp4xx/Kconfig
   3 @@ -57,6 +57,14 @@
   4           WG302 v2 or WAG302 v2 Access Points. For more information
   5           on this platform, see http://openwrt.org
   6
   7 +config MACH_PRONGHORNMETRO
   8 +       bool "Pronghorn Metro"
   9 +       select PCI
  10 +       help
  11 +         Say 'Y' here if you want your kernel to support the ADI
  12 +         Engineering Pronghorn Metro Platform. For more
  13 +         information on this platform, see <file:Documentation/arm/IXP4xx>.
  14 +
  15  config ARCH_IXDP425
  16         bool "IXDP425"
  17         help
  18 --- a/arch/arm/mach-ixp4xx/Makefile
  19 +++ b/arch/arm/mach-ixp4xx/Makefile
  20 @@ -16,6 +16,7 @@
  21  obj-pci-$(CONFIG_MACH_GATEWAY7001)     += gateway7001-pci.o
  22  obj-pci-$(CONFIG_MACH_WG302V2)         += wg302v2-pci.o
  23  obj-pci-$(CONFIG_MACH_FSG)             += fsg-pci.o
  24 +obj-pci-$(CONFIG_MACH_PRONGHORNMETRO)  += pronghornmetro-pci.o
  25
  26  obj-y  += common.o
  27
  28 @@ -30,6 +31,7 @@
  29  obj-$(CONFIG_MACH_GATEWAY7001) += gateway7001-setup.o
  30  obj-$(CONFIG_MACH_WG302V2)     += wg302v2-setup.o
  31  obj-$(CONFIG_MACH_FSG)         += fsg-setup.o
  32 +obj-$(CONFIG_MACH_PRONGHORNMETRO)      += pronghornmetro-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/pronghornmetro-pci.c
  38 @@ -0,0 +1,74 @@
  39 +/*
  40 + * arch/arch/mach-ixp4xx/pronghornmetro-pci.c
  41 + *
  42 + * PCI setup routines for ADI Engineering Pronghorn Metro
  43 + *
  44 + * Copyright (C) 2007 Imre Kaloz <kaloz@openwrt.org>
  45 + *
  46 + * based on coyote-pci.c:
  47 + *     Copyright (C) 2002 Jungo Software Technologies.
  48 + *     Copyright (C) 2003 MontaVista Softwrae, Inc.
  49 + *
  50 + * Maintainer: Imre Kaloz <kaloz@openwrt.org>
  51 + *
  52 + * This program is free software; you can redistribute it and/or modify
  53 + * it under the terms of the GNU General Public License version 2 as
  54 + * published by the Free Software Foundation.
  55 + *
  56 + */
  57 +
  58 +#include <linux/kernel.h>
  59 +#include <linux/pci.h>
  60 +#include <linux/init.h>
  61 +#include <linux/irq.h>
  62 +
  63 +#include <asm/mach-types.h>
  64 +#include <asm/hardware.h>
  65 +#include <asm/irq.h>
  66 +
  67 +#include <asm/mach/pci.h>
  68 +
  69 +extern void ixp4xx_pci_preinit(void);
  70 +extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
  71 +extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys);
  72 +
  73 +void __init pronghornmetro_pci_preinit(void)
  74 +{
  75 +       set_irq_type(IRQ_IXP4XX_GPIO4, IRQT_LOW);
  76 +       set_irq_type(IRQ_IXP4XX_GPIO6, IRQT_LOW);
  77 +       set_irq_type(IRQ_IXP4XX_GPIO11, IRQT_LOW);
  78 +       set_irq_type(IRQ_IXP4XX_GPIO1, IRQT_LOW);
  79 +
  80 +       ixp4xx_pci_preinit();
  81 +}
  82 +
  83 +static int __init pronghornmetro_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
  84 +{
  85 +       if (slot == 13)
  86 +               return IRQ_IXP4XX_GPIO4;
  87 +       else if (slot == 14)
  88 +               return IRQ_IXP4XX_GPIO6;
  89 +       else if (slot == 15)
  90 +               return IRQ_IXP4XX_GPIO11;
  91 +       else if (slot == 16)
  92 +               return IRQ_IXP4XX_GPIO1;
  93 +       else return -1;
  94 +}
  95 +
  96 +struct hw_pci pronghornmetro_pci __initdata = {
  97 +       .nr_controllers = 1,
  98 +       .preinit =        pronghornmetro_pci_preinit,
  99 +       .swizzle =        pci_std_swizzle,
 100 +       .setup =          ixp4xx_setup,
 101 +       .scan =           ixp4xx_scan_bus,
 102 +       .map_irq =        pronghornmetro_map_irq,
 103 +};
 104 +
 105 +int __init pronghornmetro_pci_init(void)
 106 +{
 107 +       if (machine_is_pronghorn_metro())
 108 +               pci_common_init(&pronghornmetro_pci);
 109 +       return 0;
 110 +}
 111 +
 112 +subsys_initcall(pronghornmetro_pci_init);
 113 --- /dev/null
 114 +++ b/arch/arm/mach-ixp4xx/pronghornmetro-setup.c
 115 @@ -0,0 +1,147 @@
 116 +/*
 117 + * arch/arm/mach-ixp4xx/pronghornmetro-setup.c
 118 + *
 119 + * Board setup for the ADI Engineering Pronghorn Metro
 120 + *
 121 + * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org>
 122 + *
 123 + * based on coyote-setup.c:
 124 + *      Copyright (C) 2003-2005 MontaVista Software, Inc.
 125 + *
 126 + * Author: Imre Kaloz <Kaloz@openwrt.org>
 127 + */
 128 +
 129 +#include <linux/kernel.h>
 130 +#include <linux/init.h>
 131 +#include <linux/device.h>
 132 +#include <linux/serial.h>
 133 +#include <linux/tty.h>
 134 +#include <linux/serial_8250.h>
 135 +#include <linux/slab.h>
 136 +
 137 +#include <asm/types.h>
 138 +#include <asm/setup.h>
 139 +#include <asm/memory.h>
 140 +#include <asm/hardware.h>
 141 +#include <asm/irq.h>
 142 +#include <asm/mach-types.h>
 143 +#include <asm/mach/arch.h>
 144 +#include <asm/mach/flash.h>
 145 +
 146 +static struct flash_platform_data pronghornmetro_flash_data = {
 147 +       .map_name       = "cfi_probe",
 148 +       .width          = 2,
 149 +};
 150 +
 151 +static struct resource pronghornmetro_flash_resource = {
 152 +       .flags          = IORESOURCE_MEM,
 153 +};
 154 +
 155 +static struct platform_device pronghornmetro_flash = {
 156 +       .name           = "IXP4XX-Flash",
 157 +       .id             = 0,
 158 +       .dev            = {
 159 +               .platform_data = &pronghornmetro_flash_data,
 160 +       },
 161 +       .num_resources  = 1,
 162 +       .resource       = &pronghornmetro_flash_resource,
 163 +};
 164 +
 165 +static struct resource pronghornmetro_uart_resource = {
 166 +       .start  = IXP4XX_UART2_BASE_PHYS,
 167 +       .end    = IXP4XX_UART2_BASE_PHYS + 0x0fff,
 168 +       .flags  = IORESOURCE_MEM,
 169 +};
 170 +
 171 +static struct plat_serial8250_port pronghornmetro_uart_data[] = {
 172 +       {
 173 +               .mapbase        = IXP4XX_UART2_BASE_PHYS,
 174 +               .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
 175 +               .irq            = IRQ_IXP4XX_UART2,
 176 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 177 +               .iotype         = UPIO_MEM,
 178 +               .regshift       = 2,
 179 +               .uartclk        = IXP4XX_UART_XTAL,
 180 +       },
 181 +       { },
 182 +};
 183 +
 184 +static struct platform_device pronghornmetro_uart = {
 185 +       .name           = "serial8250",
 186 +       .id             = PLAT8250_DEV_PLATFORM,
 187 +       .dev                    = {
 188 +               .platform_data  = pronghornmetro_uart_data,
 189 +       },
 190 +       .num_resources  = 1,
 191 +       .resource       = &pronghornmetro_uart_resource,
 192 +};
 193 +
 194 +static struct resource pronghornmetro_pata_resources[] = {
 195 +       {
 196 +               .flags  = IORESOURCE_MEM
 197 +       },
 198 +       {
 199 +               .flags  = IORESOURCE_MEM,
 200 +       },
 201 +       {
 202 +               .name   = "intrq",
 203 +               .start  = IRQ_IXP4XX_GPIO0,
 204 +               .end    = IRQ_IXP4XX_GPIO0,
 205 +               .flags  = IORESOURCE_IRQ,
 206 +       },
 207 +};
 208 +
 209 +static struct ixp4xx_pata_data pronghornmetro_pata_data = {
 210 +       .cs0_bits       = 0xbfff0043,
 211 +       .cs1_bits       = 0xbfff0043,
 212 +};
 213 +
 214 +static struct platform_device pronghornmetro_pata = {
 215 +       .name                   = "pata_ixp4xx_cf",
 216 +       .id                     = 0,
 217 +       .dev.platform_data      = &pronghornmetro_pata_data,
 218 +       .num_resources          = ARRAY_SIZE(pronghornmetro_pata_resources),
 219 +       .resource               = pronghornmetro_pata_resources,
 220 +};
 221 +
 222 +static struct platform_device *pronghornmetro_devices[] __initdata = {
 223 +       &pronghornmetro_flash,
 224 +       &pronghornmetro_uart,
 225 +};
 226 +
 227 +static void __init pronghornmetro_init(void)
 228 +{
 229 +       ixp4xx_sys_init();
 230 +
 231 +       pronghornmetro_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
 232 +       pronghornmetro_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_16M - 1;
 233 +
 234 +       *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
 235 +       *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
 236 +
 237 +       platform_add_devices(pronghornmetro_devices, ARRAY_SIZE(pronghornmetro_devices));
 238 +
 239 +       pronghornmetro_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(1);
 240 +       pronghornmetro_pata_resources[0].end = IXP4XX_EXP_BUS_END(1);
 241 +
 242 +       pronghornmetro_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(2);
 243 +       pronghornmetro_pata_resources[1].end = IXP4XX_EXP_BUS_END(2);
 244 +
 245 +       pronghornmetro_pata_data.cs0_cfg = IXP4XX_EXP_CS1;
 246 +       pronghornmetro_pata_data.cs1_cfg = IXP4XX_EXP_CS2;
 247 +
 248 +       platform_device_register(&pronghornmetro_pata);
 249 +}
 250 +
 251 +#ifdef CONFIG_MACH_PRONGHORNMETRO
 252 +MACHINE_START(PRONGHORNMETRO, "ADI Engineering Pronghorn Metro")
 253 +       /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
 254 +       .phys_io        = IXP4XX_PERIPHERAL_BASE_PHYS,
 255 +       .io_pg_offst    = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
 256 +       .map_io         = ixp4xx_map_io,
 257 +       .init_irq       = ixp4xx_init_irq,
 258 +       .timer          = &ixp4xx_timer,
 259 +       .boot_params    = 0x0100,
 260 +       .init_machine   = pronghornmetro_init,
 261 +MACHINE_END
 262 +#endif
 263 --- a/Documentation/arm/IXP4xx
 264 +++ b/Documentation/arm/IXP4xx
 265 @@ -111,6 +111,9 @@
 266     the platform has two mini-PCI slots used for 802.11[bga] cards.
 267     Finally, there is an IDE port hanging off the expansion bus.
 268
 269 +ADI Engineering Pronghorn Metro Platform
 270 +http://www.adiengineering.com/php-bin/ecomm4/productDisplay.php?category_id=30&product_id=85
 271 +
 272  Gateworks Avila Network Platform
 273  http://www.gateworks.com/avila_sbc.htm
 274
 275 --- a/include/asm-arm/arch-ixp4xx/uncompress.h
 276 +++ b/include/asm-arm/arch-ixp4xx/uncompress.h
 277 @@ -41,7 +41,8 @@
 278          * Some boards are using UART2 as console
 279          */
 280         if (machine_is_adi_coyote() || machine_is_gtwx5715() ||
 281 -                        machine_is_gateway7001() || machine_is_wg302v2())
 282 +                        machine_is_gateway7001() || machine_is_wg302v2() ||
 283 +                        machine_is_pronghorn_metro())
 284                 uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
 285         else
 286                 uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;