target/linux/ixp4xx/patches-2.6.38/180-tw5334_support.patch

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