target/linux/ixp4xx/patches-2.6.25/180-tw5334_support.patch

   1 Index: linux-2.6.25.4/arch/arm/mach-ixp4xx/Kconfig
   2 ===================================================================
   3 --- linux-2.6.25.4.orig/arch/arm/mach-ixp4xx/Kconfig
   4 +++ linux-2.6.25.4/arch/arm/mach-ixp4xx/Kconfig
   5 @@ -150,6 +150,14 @@ config ARCH_PRPMC1100
   6           PrPCM1100 Processor Mezanine Module. For more information on
   7           this platform, see <file:Documentation/arm/IXP4xx>.
   8
   9 +config MACH_TW5334
  10 +       bool "Titan Wireless TW-533-4"
  11 +       select PCI
  12 +       help
  13 +         Say 'Y' here if you want your kernel to support the Titan
  14 +         Wireless TW533-4. For more information on this platform,
  15 +         see http://openwrt.org
  16 +
  17  config MACH_NAS100D
  18         bool
  19         prompt "NAS100D"
  20 Index: linux-2.6.25.4/arch/arm/mach-ixp4xx/Makefile
  21 ===================================================================
  22 --- linux-2.6.25.4.orig/arch/arm/mach-ixp4xx/Makefile
  23 +++ linux-2.6.25.4/arch/arm/mach-ixp4xx/Makefile
  24 @@ -22,6 +22,7 @@ obj-pci-$(CONFIG_MACH_COMPEX)         += ixdp42
  25  obj-pci-$(CONFIG_MACH_WRT300NV2)               += wrt300nv2-pci.o
  26  obj-pci-$(CONFIG_MACH_SIDEWINDER)              += sidewinder-pci.o
  27  obj-pci-$(CONFIG_MACH_AP1000)          += ixdp425-pci.o
  28 +obj-pci-$(CONFIG_MACH_TW5334)          += tw5334-pci.o
  29
  30  obj-y  += common.o
  31
  32 @@ -42,6 +43,7 @@ obj-$(CONFIG_MACH_COMPEX)     += compex-setu
  33  obj-$(CONFIG_MACH_WRT300NV2)   += wrt300nv2-setup.o
  34  obj-$(CONFIG_MACH_SIDEWINDER)  += sidewinder-setup.o
  35  obj-$(CONFIG_MACH_AP1000)      += ap1000-setup.o
  36 +obj-$(CONFIG_MACH_TW5334)      += tw5334-setup.o
  37
  38  obj-$(CONFIG_PCI)              += $(obj-pci-$(CONFIG_PCI)) common-pci.o
  39  obj-$(CONFIG_IXP4XX_QMGR)      += ixp4xx_qmgr.o
  40 Index: linux-2.6.25.4/arch/arm/mach-ixp4xx/tw5334-setup.c
  41 ===================================================================
  42 --- /dev/null
  43 +++ linux-2.6.25.4/arch/arm/mach-ixp4xx/tw5334-setup.c
  44 @@ -0,0 +1,162 @@
  45 +/*
  46 + * arch/arm/mach-ixp4xx/tw5334-setup.c
  47 + *
  48 + * Board setup for the Titan Wireless TW-533-4
  49 + *
  50 + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  51 + *
  52 + * based on coyote-setup.c:
  53 + *      Copyright (C) 2003-2005 MontaVista Software, Inc.
  54 + *
  55 + * Author: Imre Kaloz <Kaloz@openwrt.org>
  56 + */
  57 +
  58 +#include <linux/if_ether.h>
  59 +#include <linux/kernel.h>
  60 +#include <linux/init.h>
  61 +#include <linux/device.h>
  62 +#include <linux/serial.h>
  63 +#include <linux/tty.h>
  64 +#include <linux/serial_8250.h>
  65 +#include <linux/slab.h>
  66 +
  67 +#include <asm/types.h>
  68 +#include <asm/setup.h>
  69 +#include <asm/memory.h>
  70 +#include <asm/hardware.h>
  71 +#include <asm/irq.h>
  72 +#include <asm/mach-types.h>
  73 +#include <asm/mach/arch.h>
  74 +#include <asm/mach/flash.h>
  75 +
  76 +static struct flash_platform_data tw5334_flash_data = {
  77 +       .map_name       = "cfi_probe",
  78 +       .width          = 2,
  79 +};
  80 +
  81 +static struct resource tw5334_flash_resource = {
  82 +       .flags          = IORESOURCE_MEM,
  83 +};
  84 +
  85 +static struct platform_device tw5334_flash = {
  86 +       .name           = "IXP4XX-Flash",
  87 +       .id             = 0,
  88 +       .dev            = {
  89 +               .platform_data = &tw5334_flash_data,
  90 +       },
  91 +       .num_resources  = 1,
  92 +       .resource       = &tw5334_flash_resource,
  93 +};
  94 +
  95 +static struct resource tw5334_uart_resource = {
  96 +       .start  = IXP4XX_UART2_BASE_PHYS,
  97 +       .end    = IXP4XX_UART2_BASE_PHYS + 0x0fff,
  98 +       .flags  = IORESOURCE_MEM,
  99 +};
 100 +
 101 +static struct plat_serial8250_port tw5334_uart_data[] = {
 102 +       {
 103 +               .mapbase        = IXP4XX_UART2_BASE_PHYS,
 104 +               .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
 105 +               .irq            = IRQ_IXP4XX_UART2,
 106 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
 107 +               .iotype         = UPIO_MEM,
 108 +               .regshift       = 2,
 109 +               .uartclk        = IXP4XX_UART_XTAL,
 110 +       },
 111 +       { },
 112 +};
 113 +
 114 +static struct platform_device tw5334_uart = {
 115 +       .name           = "serial8250",
 116 +       .id             = PLAT8250_DEV_PLATFORM,
 117 +       .dev                    = {
 118 +               .platform_data  = tw5334_uart_data,
 119 +       },
 120 +       .num_resources  = 1,
 121 +       .resource       = &tw5334_uart_resource,
 122 +};
 123 +
 124 +/* Built-in 10/100 Ethernet MAC interfaces */
 125 +static struct eth_plat_info tw5334_plat_eth[] = {
 126 +        {
 127 +                .phy            = 0,
 128 +                .rxq            = 3,
 129 +               .txreadyq       = 20,
 130 +        }, {
 131 +                .phy            = 1,
 132 +                .rxq            = 4,
 133 +               .txreadyq       = 21,
 134 +       }
 135 +};
 136 +
 137 +static struct platform_device tw5334_eth[] = {
 138 +        {
 139 +                .name                   = "ixp4xx_eth",
 140 +                .id                     = IXP4XX_ETH_NPEB,
 141 +                .dev.platform_data      = tw5334_plat_eth,
 142 +        }, {
 143 +                .name                   = "ixp4xx_eth",
 144 +                .id                     = IXP4XX_ETH_NPEC,
 145 +                .dev.platform_data      = tw5334_plat_eth + 1,
 146 +       }
 147 +};
 148 +
 149 +static struct platform_device *tw5334_devices[] __initdata = {
 150 +       &tw5334_flash,
 151 +       &tw5334_uart,
 152 +       &tw5334_eth[0],
 153 +       &tw5334_eth[1],
 154 +};
 155 +
 156 +static void __init tw5334_init(void)
 157 +{
 158 +       DECLARE_MAC_BUF(mac_buf);
 159 +       uint8_t __iomem *f;
 160 +       int i;
 161 +
 162 +       ixp4xx_sys_init();
 163 +
 164 +       tw5334_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
 165 +       tw5334_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
 166 +
 167 +       *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
 168 +       *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
 169 +
 170 +       platform_add_devices(tw5334_devices, ARRAY_SIZE(tw5334_devices));
 171 +
 172 +       /*
 173 +        * Map in a portion of the flash and read the MAC addresses.
 174 +        * Since it is stored in BE in the flash itself, we need to
 175 +        * byteswap it if we're in LE mode.
 176 +        */
 177 +       f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x1000000);
 178 +       if (f) {
 179 +               for (i = 0; i < 6; i++)
 180 +#ifdef __ARMEB__
 181 +               tw5334_plat_eth[0].hwaddr[i] = readb(f + 0xFC0422 + i);
 182 +               tw5334_plat_eth[1].hwaddr[i] = readb(f + 0xFC043B + i);
 183 +#else
 184 +               tw5334_plat_eth[0].hwaddr[i] = readb(f + 0xFC0422 + (i^3));
 185 +               tw5334_plat_eth[1].hwaddr[i] = readb(f + 0xFC043B + (i^3));
 186 +#endif
 187 +               iounmap(f);
 188 +       }
 189 +       printk(KERN_INFO "TW-533-4: Using MAC address %s for port 0\n",
 190 +               print_mac(mac_buf, tw5334_plat_eth[0].hwaddr));
 191 +       printk(KERN_INFO "TW-533-4: Using MAC address %s for port 1\n",
 192 +               print_mac(mac_buf, tw5334_plat_eth[1].hwaddr));
 193 +}
 194 +
 195 +#ifdef CONFIG_MACH_TW5334
 196 +MACHINE_START(TW5334, "Titan Wireless TW-533-4")
 197 +       /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
 198 +       .phys_io        = IXP4XX_PERIPHERAL_BASE_PHYS,
 199 +       .io_pg_offst    = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
 200 +       .map_io         = ixp4xx_map_io,
 201 +       .init_irq       = ixp4xx_init_irq,
 202 +       .timer          = &ixp4xx_timer,
 203 +       .boot_params    = 0x0100,
 204 +       .init_machine   = tw5334_init,
 205 +MACHINE_END
 206 +#endif
 207 Index: linux-2.6.25.4/arch/arm/mach-ixp4xx/tw5334-pci.c
 208 ===================================================================
 209 --- /dev/null
 210 +++ linux-2.6.25.4/arch/arm/mach-ixp4xx/tw5334-pci.c
 211 @@ -0,0 +1,69 @@
 212 +/*
 213 + * arch/arch/mach-ixp4xx/tw5334-pci.c
 214 + *
 215 + * PCI setup routines for the Titan Wireless TW-533-4
 216 + *
 217 + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
 218 + *
 219 + * based on coyote-pci.c:
 220 + *     Copyright (C) 2002 Jungo Software Technologies.
 221 + *     Copyright (C) 2003 MontaVista Softwrae, Inc.
 222 + *
 223 + * Maintainer: Imre Kaloz <kaloz@openwrt.org>
 224 + *
 225 + * This program is free software; you can redistribute it and/or modify
 226 + * it under the terms of the GNU General Public License version 2 as
 227 + * published by the Free Software Foundation.
 228 + *
 229 + */
 230 +
 231 +#include <linux/kernel.h>
 232 +#include <linux/pci.h>
 233 +#include <linux/init.h>
 234 +#include <linux/irq.h>
 235 +
 236 +#include <asm/mach-types.h>
 237 +#include <asm/hardware.h>
 238 +
 239 +#include <asm/mach/pci.h>
 240 +
 241 +void __init tw5334_pci_preinit(void)
 242 +{
 243 +       set_irq_type(IRQ_IXP4XX_GPIO6, IRQT_LOW);
 244 +       set_irq_type(IRQ_IXP4XX_GPIO2, IRQT_LOW);
 245 +       set_irq_type(IRQ_IXP4XX_GPIO1, IRQT_LOW);
 246 +       set_irq_type(IRQ_IXP4XX_GPIO0, IRQT_LOW);
 247 +
 248 +       ixp4xx_pci_preinit();
 249 +}
 250 +
 251 +static int __init tw5334_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 252 +{
 253 +       if (slot == 12)
 254 +               return IRQ_IXP4XX_GPIO6;
 255 +       else if (slot == 13)
 256 +               return IRQ_IXP4XX_GPIO2;
 257 +       else if (slot == 14)
 258 +               return IRQ_IXP4XX_GPIO1;
 259 +       else if (slot == 15)
 260 +               return IRQ_IXP4XX_GPIO0;
 261 +       else return -1;
 262 +}
 263 +
 264 +struct hw_pci tw5334_pci __initdata = {
 265 +       .nr_controllers = 1,
 266 +       .preinit =        tw5334_pci_preinit,
 267 +       .swizzle =        pci_std_swizzle,
 268 +       .setup =          ixp4xx_setup,
 269 +       .scan =           ixp4xx_scan_bus,
 270 +       .map_irq =        tw5334_map_irq,
 271 +};
 272 +
 273 +int __init tw5334_pci_init(void)
 274 +{
 275 +       if (machine_is_tw5334())
 276 +               pci_common_init(&tw5334_pci);
 277 +       return 0;
 278 +}
 279 +
 280 +subsys_initcall(tw5334_pci_init);
 281 Index: linux-2.6.25.4/include/asm-arm/arch-ixp4xx/uncompress.h
 282 ===================================================================
 283 --- linux-2.6.25.4.orig/include/asm-arm/arch-ixp4xx/uncompress.h
 284 +++ linux-2.6.25.4/include/asm-arm/arch-ixp4xx/uncompress.h
 285 @@ -42,7 +42,8 @@ static __inline__ void __arch_decomp_set
 286          */
 287         if (machine_is_adi_coyote() || machine_is_gtwx5715() ||
 288                          machine_is_gateway7001() || machine_is_wg302v2() ||
 289 -                        machine_is_pronghorn_metro() || machine_is_wrt300nv2())
 290 +                        machine_is_pronghorn_metro() || machine_is_wrt300nv2() ||
 291 +                        machine_is_tw5334())
 292                 uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
 293         else
 294                 uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;