target/linux/kirkwood/patches/100-dockstar.patch

   1 This patch adds support for the Seagate FreeAgent DockStar, a Marvell
   2 Sheevaplug derivative.  I have already registered the DOCKSTAR machine
   3 ID.
   4
   5 Signed-off-by: Eric Cooper <ecc@xxxxxxx>
   6 ---
   7  arch/arm/mach-kirkwood/Kconfig          |    6 ++
   8  arch/arm/mach-kirkwood/Makefile         |    1 +
   9  arch/arm/mach-kirkwood/dockstar-setup.c |  112 +++++++++++++++++++++++++++++++
  10  arch/arm/tools/mach-types               |    1 +
  11  4 files changed, 120 insertions(+), 0 deletions(-)
  12  create mode 100644 arch/arm/mach-kirkwood/dockstar-setup.c
  13
  14 --- a/arch/arm/mach-kirkwood/Kconfig
  15 +++ b/arch/arm/mach-kirkwood/Kconfig
  16 @@ -99,6 +99,12 @@ config MACH_NET5BIG_V2
  17           Say 'Y' here if you want your kernel to support the
  18           LaCie 5Big Network v2 NAS.
  19
  20 +config MACH_DOCKSTAR
  21 +       bool "Seagate FreeAgent DockStar"
  22 +       help
  23 +         Say 'Y' here if you want your kernel to support the
  24 +         Seagate FreeAgent DockStar.
  25 +
  26  endmenu
  27
  28  endif
  29 --- a/arch/arm/mach-kirkwood/Makefile
  30 +++ b/arch/arm/mach-kirkwood/Makefile
  31 @@ -5,6 +5,7 @@ obj-$(CONFIG_MACH_RD88F6192_NAS)        += rd88
  32  obj-$(CONFIG_MACH_RD88F6281)           += rd88f6281-setup.o
  33  obj-$(CONFIG_MACH_MV88F6281GTW_GE)     += mv88f6281gtw_ge-setup.o
  34  obj-$(CONFIG_MACH_SHEEVAPLUG)          += sheevaplug-setup.o
  35 +obj-$(CONFIG_MACH_DOCKSTAR)            += dockstar-setup.o
  36  obj-$(CONFIG_MACH_ESATA_SHEEVAPLUG)    += sheevaplug-setup.o
  37  obj-$(CONFIG_MACH_GURUPLUG)            += guruplug-setup.o
  38  obj-$(CONFIG_MACH_TS219)               += ts219-setup.o tsx1x-common.o
  39 --- /dev/null
  40 +++ b/arch/arm/mach-kirkwood/dockstar-setup.c
  41 @@ -0,0 +1,148 @@
  42 +/*
  43 + * arch/arm/mach-kirkwood/dockstar-setup.c
  44 + *
  45 + * Seagate FreeAgent DockStar Setup
  46 + *
  47 + * This file is licensed under the terms of the GNU General Public
  48 + * License version 2.  This program is licensed "as is" without any
  49 + * warranty of any kind, whether express or implied.
  50 + */
  51 +
  52 +#include <linux/kernel.h>
  53 +#include <linux/init.h>
  54 +#include <linux/platform_device.h>
  55 +#include <linux/ata_platform.h>
  56 +#include <linux/mtd/partitions.h>
  57 +#include <linux/mv643xx_eth.h>
  58 +#include <linux/gpio.h>
  59 +#include <linux/leds.h>
  60 +#include <asm/mach-types.h>
  61 +#include <asm/mach/arch.h>
  62 +#include <mach/kirkwood.h>
  63 +#include <plat/mvsdio.h>
  64 +#include <plat/orion_nand.h>
  65 +#include "common.h"
  66 +#include "mpp.h"
  67 +
  68 +static struct mtd_partition dockstar_nand_parts[] = {
  69 +       {
  70 +               .name = "u-boot",
  71 +               .offset = 0,
  72 +               .size = SZ_1M
  73 +       },      {
  74 +               .name = "second_stage_u-boot",
  75 +               .offset = MTDPART_OFS_NXTBLK,
  76 +               .size = SZ_1M
  77 +       }, {
  78 +               .name = "uImage",
  79 +               .offset = MTDPART_OFS_NXTBLK,
  80 +               .size = SZ_1M + SZ_2M,
  81 +       }, {
  82 +               .name = "rootfs",
  83 +               .offset = MTDPART_OFS_NXTBLK,
  84 +               .size = SZ_64M,
  85 +       }, {
  86 +               .name = "data",
  87 +               .offset = MTDPART_OFS_NXTBLK,
  88 +               .size = MTDPART_SIZ_FULL
  89 +       },
  90 +};
  91 +
  92 +static struct resource dockstar_nand_resource = {
  93 +       .flags          = IORESOURCE_MEM,
  94 +       .start          = KIRKWOOD_NAND_MEM_PHYS_BASE,
  95 +       .end            = KIRKWOOD_NAND_MEM_PHYS_BASE +
  96 +                         KIRKWOOD_NAND_MEM_SIZE - 1,
  97 +};
  98 +
  99 +static struct orion_nand_data dockstar_nand_data = {
 100 +       .parts          = dockstar_nand_parts,
 101 +       .nr_parts       = ARRAY_SIZE(dockstar_nand_parts),
 102 +       .cle            = 0,
 103 +       .ale            = 1,
 104 +       .width          = 8,
 105 +       .chip_delay     = 25,
 106 +};
 107 +
 108 +static struct platform_device dockstar_nand_flash = {
 109 +       .name           = "orion_nand",
 110 +       .id             = -1,
 111 +       .dev            = {
 112 +               .platform_data  = &dockstar_nand_data,
 113 +       },
 114 +       .resource       = &dockstar_nand_resource,
 115 +       .num_resources  = 1,
 116 +};
 117 +
 118 +
 119 +static struct mv643xx_eth_platform_data dockstar_ge00_data = {
 120 +       .phy_addr       = MV643XX_ETH_PHY_ADDR(0),
 121 +};
 122 +
 123 +static struct gpio_led dockstar_led_pins[] = {
 124 +       {
 125 +               .name                   = "dockstar:green:health",
 126 +               .default_trigger        = "default-on",
 127 +               .gpio                   = 46,
 128 +               .active_low             = 1,
 129 +       },
 130 +       {
 131 +               .name                   = "dockstar:orange:misc",
 132 +               .default_trigger        = "none",
 133 +               .gpio                   = 47,
 134 +               .active_low             = 1,
 135 +       },
 136 +};
 137 +
 138 +static struct gpio_led_platform_data dockstar_led_data = {
 139 +       .leds           = dockstar_led_pins,
 140 +       .num_leds       = ARRAY_SIZE(dockstar_led_pins),
 141 +};
 142 +
 143 +static struct platform_device dockstar_leds = {
 144 +       .name   = "leds-gpio",
 145 +       .id     = -1,
 146 +       .dev    = {
 147 +               .platform_data  = &dockstar_led_data,
 148 +       }
 149 +};
 150 +
 151 +static unsigned int dockstar_mpp_config[] __initdata = {
 152 +       MPP29_GPIO,     /* USB Power Enable */
 153 +       MPP46_GPIO,     /* LED green */
 154 +       MPP47_GPIO,     /* LED orange */
 155 +       0
 156 +};
 157 +
 158 +static void __init dockstar_init(void)
 159 +{
 160 +       /*
 161 +        * Basic setup. Needs to be called early.
 162 +        */
 163 +       kirkwood_init();
 164 +
 165 +       /* setup gpio pin select */
 166 +       kirkwood_mpp_conf(dockstar_mpp_config);
 167 +
 168 +       kirkwood_uart0_init();
 169 +
 170 +       if (gpio_request(29, "USB Power Enable") != 0 ||
 171 +           gpio_direction_output(29, 1) != 0)
 172 +               printk(KERN_ERR "can't set up GPIO 29 (USB Power Enable)\n");
 173 +       kirkwood_ehci_init();
 174 +
 175 +       kirkwood_ge00_init(&dockstar_ge00_data);
 176 +
 177 +       platform_device_register(&dockstar_nand_flash);
 178 +       platform_device_register(&dockstar_leds);
 179 +}
 180 +
 181 +MACHINE_START(DOCKSTAR, "Seagate FreeAgent DockStar")
 182 +       .phys_io        = KIRKWOOD_REGS_PHYS_BASE,
 183 +       .io_pg_offst    = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
 184 +       .boot_params    = 0x00000100,
 185 +       .init_machine   = dockstar_init,
 186 +       .map_io         = kirkwood_map_io,
 187 +       .init_irq       = kirkwood_init_irq,
 188 +       .timer          = &kirkwood_timer,
 189 +MACHINE_END