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 +1,121 @@
  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 "common.h"
  65 +#include "mpp.h"
  66 +
  67 +static struct mtd_partition dockstar_nand_parts[] = {
  68 +       {
  69 +               .name = "u-boot",
  70 +               .offset = 0,
  71 +               .size = SZ_1M
  72 +       },      {
  73 +               .name = "second_stage_u-boot",
  74 +               .offset = MTDPART_OFS_NXTBLK,
  75 +               .size = SZ_1M
  76 +       }, {
  77 +               .name = "uImage",
  78 +               .offset = MTDPART_OFS_NXTBLK,
  79 +               .size = SZ_1M + SZ_2M,
  80 +       }, {
  81 +               .name = "rootfs",
  82 +               .offset = MTDPART_OFS_NXTBLK,
  83 +               .size = SZ_32M,
  84 +       }, {
  85 +               .name = "data",
  86 +               .offset = MTDPART_OFS_NXTBLK,
  87 +               .size = MTDPART_SIZ_FULL
  88 +       },
  89 +};
  90 +
  91 +static struct mv643xx_eth_platform_data dockstar_ge00_data = {
  92 +       .phy_addr       = MV643XX_ETH_PHY_ADDR(0),
  93 +};
  94 +
  95 +static struct gpio_led dockstar_led_pins[] = {
  96 +       {
  97 +               .name                   = "dockstar:green:health",
  98 +               .default_trigger        = "default-on",
  99 +               .gpio                   = 46,
 100 +               .active_low             = 1,
 101 +       },
 102 +       {
 103 +               .name                   = "dockstar:orange:misc",
 104 +               .default_trigger        = "none",
 105 +               .gpio                   = 47,
 106 +               .active_low             = 1,
 107 +       },
 108 +};
 109 +
 110 +static struct gpio_led_platform_data dockstar_led_data = {
 111 +       .leds           = dockstar_led_pins,
 112 +       .num_leds       = ARRAY_SIZE(dockstar_led_pins),
 113 +};
 114 +
 115 +static struct platform_device dockstar_leds = {
 116 +       .name   = "leds-gpio",
 117 +       .id     = -1,
 118 +       .dev    = {
 119 +               .platform_data  = &dockstar_led_data,
 120 +       }
 121 +};
 122 +
 123 +static unsigned int dockstar_mpp_config[] __initdata = {
 124 +       MPP29_GPIO,     /* USB Power Enable */
 125 +       MPP46_GPIO,     /* LED green */
 126 +       MPP47_GPIO,     /* LED orange */
 127 +       0
 128 +};
 129 +
 130 +static void __init dockstar_init(void)
 131 +{
 132 +       /*
 133 +        * Basic setup. Needs to be called early.
 134 +        */
 135 +       kirkwood_init();
 136 +
 137 +       /* setup gpio pin select */
 138 +       kirkwood_mpp_conf(dockstar_mpp_config);
 139 +
 140 +       kirkwood_uart0_init();
 141 +
 142 +       if (gpio_request(29, "USB Power Enable") != 0 ||
 143 +           gpio_direction_output(29, 1) != 0)
 144 +               printk(KERN_ERR "can't set up GPIO 29 (USB Power Enable)\n");
 145 +       kirkwood_ehci_init();
 146 +
 147 +       kirkwood_nand_init(ARRAY_AND_SIZE(dockstar_nand_parts), 25);
 148 +
 149 +       kirkwood_ge00_init(&dockstar_ge00_data);
 150 +
 151 +       platform_device_register(&dockstar_leds);
 152 +}
 153 +
 154 +MACHINE_START(DOCKSTAR, "Seagate FreeAgent DockStar")
 155 +       .phys_io        = KIRKWOOD_REGS_PHYS_BASE,
 156 +       .io_pg_offst    = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
 157 +       .boot_params    = 0x00000100,
 158 +       .init_machine   = dockstar_init,
 159 +       .map_io         = kirkwood_map_io,
 160 +       .init_irq       = kirkwood_init_irq,
 161 +       .timer          = &kirkwood_timer,
 162 +MACHINE_END