target/linux/ixp4xx/patches-2.6.38/150-lanready_ap1000_support.patch

   1 --- /dev/null
   2 +++ b/arch/arm/mach-ixp4xx/ap1000-setup.c
   3 @@ -0,0 +1,149 @@
   4 +/*
   5 + * arch/arm/mach-ixp4xx/ap1000-setup.c
   6 + *
   7 + * Lanready AP-1000
   8 + *
   9 + * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org>
  10 + *
  11 + * based on ixdp425-setup.c:
  12 + *     Copyright (C) 2003-2005 MontaVista Software, Inc.
  13 + *
  14 + * Author: Imre Kaloz <Kaloz@openwrt.org>
  15 + */
  16 +
  17 +#include <linux/kernel.h>
  18 +#include <linux/init.h>
  19 +#include <linux/device.h>
  20 +#include <linux/serial.h>
  21 +#include <linux/tty.h>
  22 +#include <linux/serial_8250.h>
  23 +#include <linux/slab.h>
  24 +
  25 +#include <asm/types.h>
  26 +#include <asm/setup.h>
  27 +#include <asm/memory.h>
  28 +#include <mach/hardware.h>
  29 +#include <asm/mach-types.h>
  30 +#include <asm/irq.h>
  31 +#include <asm/mach/arch.h>
  32 +#include <asm/mach/flash.h>
  33 +
  34 +static struct flash_platform_data ap1000_flash_data = {
  35 +       .map_name       = "cfi_probe",
  36 +       .width          = 2,
  37 +};
  38 +
  39 +static struct resource ap1000_flash_resource = {
  40 +       .flags          = IORESOURCE_MEM,
  41 +};
  42 +
  43 +static struct platform_device ap1000_flash = {
  44 +       .name           = "IXP4XX-Flash",
  45 +       .id             = 0,
  46 +       .dev            = {
  47 +               .platform_data = &ap1000_flash_data,
  48 +       },
  49 +       .num_resources  = 1,
  50 +       .resource       = &ap1000_flash_resource,
  51 +};
  52 +
  53 +static struct resource ap1000_uart_resources[] = {
  54 +       {
  55 +               .start          = IXP4XX_UART1_BASE_PHYS,
  56 +               .end            = IXP4XX_UART1_BASE_PHYS + 0x0fff,
  57 +               .flags          = IORESOURCE_MEM
  58 +       },
  59 +       {
  60 +               .start          = IXP4XX_UART2_BASE_PHYS,
  61 +               .end            = IXP4XX_UART2_BASE_PHYS + 0x0fff,
  62 +               .flags          = IORESOURCE_MEM
  63 +       }
  64 +};
  65 +
  66 +static struct plat_serial8250_port ap1000_uart_data[] = {
  67 +       {
  68 +               .mapbase        = IXP4XX_UART1_BASE_PHYS,
  69 +               .membase        = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
  70 +               .irq            = IRQ_IXP4XX_UART1,
  71 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
  72 +               .iotype         = UPIO_MEM,
  73 +               .regshift       = 2,
  74 +               .uartclk        = IXP4XX_UART_XTAL,
  75 +       },
  76 +       {
  77 +               .mapbase        = IXP4XX_UART2_BASE_PHYS,
  78 +               .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
  79 +               .irq            = IRQ_IXP4XX_UART2,
  80 +               .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
  81 +               .iotype         = UPIO_MEM,
  82 +               .regshift       = 2,
  83 +               .uartclk        = IXP4XX_UART_XTAL,
  84 +       },
  85 +       { },
  86 +};
  87 +
  88 +static struct platform_device ap1000_uart = {
  89 +       .name                   = "serial8250",
  90 +       .id                     = PLAT8250_DEV_PLATFORM,
  91 +       .dev.platform_data      = ap1000_uart_data,
  92 +       .num_resources          = 2,
  93 +       .resource               = ap1000_uart_resources
  94 +};
  95 +
  96 +static struct platform_device *ap1000_devices[] __initdata = {
  97 +       &ap1000_flash,
  98 +       &ap1000_uart
  99 +};
 100 +
 101 +static char ap1000_mem_fixup[] __initdata = "mem=64M ";
 102 +
 103 +static void __init ap1000_fixup(struct machine_desc *desc,
 104 +               struct tag *tags, char **cmdline, struct meminfo *mi)
 105 +
 106 +{
 107 +       struct tag *t = tags;
 108 +       char *p = *cmdline;
 109 +
 110 +       /* Find the end of the tags table, taking note of any cmdline tag. */
 111 +       for (; t->hdr.size; t = tag_next(t)) {
 112 +               if (t->hdr.tag == ATAG_CMDLINE) {
 113 +                       p = t->u.cmdline.cmdline;
 114 +               }
 115 +       }
 116 +
 117 +       /* Overwrite the end of the table with a new cmdline tag. */
 118 +       t->hdr.tag = ATAG_CMDLINE;
 119 +       t->hdr.size = (sizeof (struct tag_header) +
 120 +               strlen(ap1000_mem_fixup) + strlen(p) + 1 + 4) >> 2;
 121 +       strlcpy(t->u.cmdline.cmdline, ap1000_mem_fixup, COMMAND_LINE_SIZE);
 122 +       strlcpy(t->u.cmdline.cmdline + strlen(ap1000_mem_fixup), p,
 123 +               COMMAND_LINE_SIZE - strlen(ap1000_mem_fixup));
 124 +
 125 +       /* Terminate the table. */
 126 +       t = tag_next(t);
 127 +       t->hdr.tag = ATAG_NONE;
 128 +       t->hdr.size = 0;
 129 +}
 130 +
 131 +static void __init ap1000_init(void)
 132 +{
 133 +       ixp4xx_sys_init();
 134 +
 135 +       ap1000_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
 136 +       ap1000_flash_resource.end =
 137 +               IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
 138 +
 139 +       platform_add_devices(ap1000_devices, ARRAY_SIZE(ap1000_devices));
 140 +}
 141 +
 142 +#ifdef CONFIG_MACH_AP1000
 143 +MACHINE_START(AP1000, "Lanready AP-1000")
 144 +       /* Maintainer: Imre Kaloz <Kaloz@openwrt.org> */
 145 +       .fixup          = ap1000_fixup,
 146 +       .map_io         = ixp4xx_map_io,
 147 +       .init_irq       = ixp4xx_init_irq,
 148 +       .timer          = &ixp4xx_timer,
 149 +       .boot_params    = 0x0100,
 150 +       .init_machine   = ap1000_init,
 151 +MACHINE_END
 152 +#endif
 153 --- a/arch/arm/mach-ixp4xx/ixdp425-pci.c
 154 +++ b/arch/arm/mach-ixp4xx/ixdp425-pci.c
 155 @@ -71,7 +71,7 @@ int __init ixdp425_pci_init(void)
 156  {
 157         if (machine_is_ixdp425() || machine_is_ixcdp1100() ||
 158                         machine_is_ixdp465() || machine_is_kixrp435() ||
 159 -                       machine_is_compex())
 160 +                       machine_is_compex() || machine_is_ap1000())
 161                 pci_common_init(&ixdp425_pci);
 162         return 0;
 163  }
 164 --- a/arch/arm/mach-ixp4xx/Kconfig
 165 +++ b/arch/arm/mach-ixp4xx/Kconfig
 166 @@ -105,6 +105,14 @@ config MACH_WRT300NV2
 167           WRT300N v2 router. For more information on this
 168           platform, see http://openwrt.org
 169
 170 +config MACH_AP1000
 171 +       bool "Lanready AP-1000"
 172 +       select PCI
 173 +       help
 174 +         Say 'Y' here if you want your kernel to support Lanready's
 175 +         AP1000 board. For more information on this
 176 +         platform, see http://openwrt.org
 177 +
 178  config ARCH_IXDP425
 179         bool "IXDP425"
 180         help
 181 --- a/arch/arm/mach-ixp4xx/Makefile
 182 +++ b/arch/arm/mach-ixp4xx/Makefile
 183 @@ -22,6 +22,7 @@ obj-pci-$(CONFIG_MACH_PRONGHORN)      += pron
 184  obj-pci-$(CONFIG_MACH_SIDEWINDER)      += sidewinder-pci.o
 185  obj-pci-$(CONFIG_MACH_COMPEX)          += ixdp425-pci.o
 186  obj-pci-$(CONFIG_MACH_WRT300NV2)               += wrt300nv2-pci.o
 187 +obj-pci-$(CONFIG_MACH_AP1000)          += ixdp425-pci.o
 188
 189  obj-y  += common.o
 190
 191 @@ -43,6 +44,7 @@ obj-$(CONFIG_MACH_PRONGHORN)  += pronghor
 192  obj-$(CONFIG_MACH_SIDEWINDER)  += sidewinder-setup.o
 193  obj-$(CONFIG_MACH_COMPEX)      += compex-setup.o
 194  obj-$(CONFIG_MACH_WRT300NV2)   += wrt300nv2-setup.o
 195 +obj-$(CONFIG_MACH_AP1000)      += ap1000-setup.o
 196
 197  obj-$(CONFIG_PCI)              += $(obj-pci-$(CONFIG_PCI)) common-pci.o
 198  obj-$(CONFIG_IXP4XX_QMGR)      += ixp4xx_qmgr.o