target/linux/orion/patches/018-add_hp_media_vault_mv2120_support.patch

   1 From: Martin Michlmayr <tbm@cyrius.com>
   2
   3 Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
   4 ---
   5  arch/arm/mach-orion5x/Kconfig        |    6 +
   6  arch/arm/mach-orion5x/Makefile       |    1 +
   7  arch/arm/mach-orion5x/mv2120-setup.c |  228 ++++++++++++++++++++++++++++++++++
   8  3 files changed, 235 insertions(+), 0 deletions(-)
   9  create mode 100644 arch/arm/mach-orion5x/mv2120-setup.c
  10
  11 --- a/arch/arm/mach-orion5x/Kconfig
  12 +++ b/arch/arm/mach-orion5x/Kconfig
  13 @@ -56,6 +56,12 @@
  14           Say 'Y' here if you want your kernel to support the
  15           Linksys WRT350N v2 platform.
  16
  17 +config MACH_MV2120
  18 +       bool "HP Media Vault mv2120"
  19 +       help
  20 +         Say 'Y' here if you want your kernel to support the
  21 +         HP Media Vault mv2120 or mv5100.
  22 +
  23  endmenu
  24
  25  endif
  26 --- a/arch/arm/mach-orion5x/Makefile
  27 +++ b/arch/arm/mach-orion5x/Makefile
  28 @@ -7,3 +7,4 @@
  29  obj-$(CONFIG_MACH_TS209)       += ts209-setup.o
  30  obj-$(CONFIG_MACH_TS409)       += ts409-setup.o
  31  obj-$(CONFIG_MACH_WRT350N_V2)  += wrt350n-v2-setup.o
  32 +obj-$(CONFIG_MACH_MV2120)      += mv2120-setup.o
  33 --- /dev/null
  34 +++ b/arch/arm/mach-orion5x/mv2120-setup.c
  35 @@ -0,0 +1,228 @@
  36 +/*
  37 + * Copyright (C) 2007 Herbert Valerio Riedel <hvr@gnu.org>
  38 + * Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.com>
  39 + *
  40 + * This program is free software; you can redistribute it and/or modify
  41 + * it under the terms of the GNU Lesser General Public License as
  42 + * published by the Free Software Foundation; either version 2 of the
  43 + * License, or (at your option) any later version.
  44 + */
  45 +
  46 +#include <linux/kernel.h>
  47 +#include <linux/init.h>
  48 +#include <linux/platform_device.h>
  49 +#include <linux/pci.h>
  50 +#include <linux/irq.h>
  51 +#include <linux/mtd/physmap.h>
  52 +#include <linux/mv643xx_eth.h>
  53 +#include <linux/leds.h>
  54 +#include <linux/gpio_keys.h>
  55 +#include <linux/input.h>
  56 +#include <linux/i2c.h>
  57 +#include <linux/ata_platform.h>
  58 +#include <asm/mach-types.h>
  59 +#include <asm/gpio.h>
  60 +#include <asm/mach/arch.h>
  61 +#include <asm/mach/pci.h>
  62 +#include <asm/arch/orion5x.h>
  63 +#include "common.h"
  64 +#include "mpp.h"
  65 +
  66 +#define MV2120_NOR_BOOT_BASE   0xf4000000
  67 +#define MV2120_NOR_BOOT_SIZE   SZ_512K
  68 +
  69 +#define MV2120_GPIO_RTC_IRQ    3
  70 +#define MV2120_GPIO_KEY_RESET  17
  71 +#define MV2120_GPIO_KEY_POWER  18
  72 +#define MV2120_GPIO_POWER_OFF  19
  73 +
  74 +
  75 +/****************************************************************************
  76 + * PCI setup
  77 + ****************************************************************************/
  78 +static int __init mv2120_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
  79 +{
  80 +       int irq;
  81 +
  82 +       /*
  83 +        * Check for devices with hard-wired IRQs.
  84 +        */
  85 +       irq = orion5x_pci_map_irq(dev, slot, pin);
  86 +       if (irq != -1)
  87 +               return irq;
  88 +
  89 +       pr_err("%s: requested mapping for unknown bus\n", __func__);
  90 +
  91 +       return -1;
  92 +}
  93 +
  94 +static struct hw_pci mv2120_pci __initdata = {
  95 +       .nr_controllers = 2,
  96 +       .swizzle        = pci_std_swizzle,
  97 +       .setup          = orion5x_pci_sys_setup,
  98 +       .scan           = orion5x_pci_sys_scan_bus,
  99 +       .map_irq        = mv2120_pci_map_irq,
 100 +};
 101 +
 102 +static int __init mv2120_pci_init(void)
 103 +{
 104 +       if (machine_is_mv2120())
 105 +               pci_common_init(&mv2120_pci);
 106 +
 107 +       return 0;
 108 +}
 109 +subsys_initcall(mv2120_pci_init);
 110 +
 111 +
 112 +/*****************************************************************************
 113 + * Ethernet
 114 + ****************************************************************************/
 115 +static struct mv643xx_eth_platform_data mv2120_eth_data = {
 116 +       .phy_addr       = 8,
 117 +};
 118 +
 119 +static struct mv_sata_platform_data mv2120_sata_data = {
 120 +       .n_ports        = 2,
 121 +};
 122 +
 123 +static struct mtd_partition mv2120_partitions[] = {
 124 +       {
 125 +               .name   = "firmware",
 126 +               .size   = 0x00080000,
 127 +               .offset = 0,
 128 +       },
 129 +};
 130 +
 131 +static struct physmap_flash_data mv2120_nor_flash_data = {
 132 +       .width          = 1,
 133 +       .parts          = mv2120_partitions,
 134 +       .nr_parts       = ARRAY_SIZE(mv2120_partitions)
 135 +};
 136 +
 137 +static struct resource mv2120_nor_flash_resource = {
 138 +       .flags          = IORESOURCE_MEM,
 139 +       .start          = MV2120_NOR_BOOT_BASE,
 140 +       .end            = MV2120_NOR_BOOT_BASE + MV2120_NOR_BOOT_SIZE - 1,
 141 +};
 142 +
 143 +static struct platform_device mv2120_nor_flash = {
 144 +       .name           = "physmap-flash",
 145 +       .id             = 0,
 146 +       .dev            = {
 147 +               .platform_data  = &mv2120_nor_flash_data,
 148 +       },
 149 +       .resource       = &mv2120_nor_flash_resource,
 150 +       .num_resources  = 1,
 151 +};
 152 +
 153 +static struct gpio_keys_button mv2120_buttons[] = {
 154 +       {
 155 +               .code           = KEY_RESTART,
 156 +               .gpio           = MV2120_GPIO_KEY_RESET,
 157 +               .desc           = "Reset Button",
 158 +               .active_low     = 1,
 159 +       }, {
 160 +               .code           = KEY_POWER,
 161 +               .gpio           = MV2120_GPIO_KEY_POWER,
 162 +               .desc           = "Power Button",
 163 +               .active_low     = 1,
 164 +       },
 165 +};
 166 +
 167 +static struct gpio_keys_platform_data mv2120_button_data = {
 168 +       .buttons        = mv2120_buttons,
 169 +       .nbuttons       = ARRAY_SIZE(mv2120_buttons),
 170 +};
 171 +
 172 +static struct platform_device mv2120_button_device = {
 173 +       .name           = "gpio-keys",
 174 +       .id             = -1,
 175 +       .num_resources  = 0,
 176 +       .dev            = {
 177 +               .platform_data  = &mv2120_button_data,
 178 +       },
 179 +};
 180 +
 181 +
 182 +/****************************************************************************
 183 + * General Setup
 184 + ****************************************************************************/
 185 +static struct i2c_board_info __initdata mv2120_i2c_rtc = {
 186 +       I2C_BOARD_INFO("rtc-pcf8563", 0x51),
 187 +       .irq    = 0,
 188 +};
 189 +
 190 +static void mv2120_power_off(void)
 191 +{
 192 +       pr_info("%s: triggering power-off...\n", __func__);
 193 +       gpio_set_value(MV2120_GPIO_POWER_OFF, 0);
 194 +}
 195 +
 196 +static void __init mv2120_init(void)
 197 +{
 198 +       /* Setup basic Orion functions. Need to be called early. */
 199 +       orion5x_init();
 200 +
 201 +       orion5x_mpp_conf(0, MPP_GPIO);          /* Sys status LED */
 202 +       orion5x_mpp_conf(1, MPP_GPIO);          /* Sys error LED */
 203 +       orion5x_mpp_conf(2, MPP_GPIO);          /* OverTemp interrupt */
 204 +       orion5x_mpp_conf(3, MPP_GPIO);          /* RTC interrupt */
 205 +       orion5x_mpp_conf(4, MPP_GPIO);          /* V_LED 5V */
 206 +       orion5x_mpp_conf(5, MPP_GPIO);          /* V_LED 3.3V */
 207 +       orion5x_mpp_conf(6, MPP_UNUSED);
 208 +       orion5x_mpp_conf(7, MPP_UNUSED);
 209 +       orion5x_mpp_conf(8, MPP_GPIO);          /* SATA 0 fail LED */
 210 +       orion5x_mpp_conf(9, MPP_GPIO);          /* SATA 1 fail LED */
 211 +       orion5x_mpp_conf(10, MPP_UNUSED);
 212 +       orion5x_mpp_conf(11, MPP_UNUSED);
 213 +       orion5x_mpp_conf(12, MPP_SATA_LED);     /* SATA 0 presence */
 214 +       orion5x_mpp_conf(13, MPP_SATA_LED);     /* SATA 1 presence */
 215 +       orion5x_mpp_conf(14, MPP_SATA_LED);     /* SATA 0 active */
 216 +       orion5x_mpp_conf(15, MPP_SATA_LED);     /* SATA 1 active */
 217 +       orion5x_mpp_conf(16, MPP_UNUSED);
 218 +       orion5x_mpp_conf(17, MPP_GPIO);         /* Reset button */
 219 +       orion5x_mpp_conf(18, MPP_GPIO);         /* Power button */
 220 +       orion5x_mpp_conf(19, MPP_GPIO);         /* Power off */
 221 +
 222 +       /*
 223 +        * Configure peripherals.
 224 +        */
 225 +       orion5x_ehci0_init();
 226 +       orion5x_ehci1_init();
 227 +       orion5x_eth_init(&mv2120_eth_data);
 228 +       orion5x_i2c_init();
 229 +       orion5x_sata_init(&mv2120_sata_data);
 230 +       orion5x_uart0_init();
 231 +
 232 +       orion5x_setup_dev_boot_win(MV2120_NOR_BOOT_BASE, MV2120_NOR_BOOT_SIZE);
 233 +       platform_device_register(&mv2120_nor_flash);
 234 +
 235 +       platform_device_register(&mv2120_button_device);
 236 +
 237 +       if (gpio_request(MV2120_GPIO_RTC_IRQ, "rtc") == 0) {
 238 +               if (gpio_direction_input(MV2120_GPIO_RTC_IRQ) == 0)
 239 +                       mv2120_i2c_rtc.irq = gpio_to_irq(MV2120_GPIO_RTC_IRQ);
 240 +               else
 241 +                       gpio_free(MV2120_GPIO_RTC_IRQ);
 242 +       }
 243 +       i2c_register_board_info(0, &mv2120_i2c_rtc, 1);
 244 +
 245 +       /* register mv2120 specific power-off method */
 246 +       if (gpio_request(MV2120_GPIO_POWER_OFF, "POWEROFF") != 0 ||
 247 +           gpio_direction_output(MV2120_GPIO_POWER_OFF, 1) != 0)
 248 +               pr_err("mv2120: failed to setup power-off GPIO\n");
 249 +       pm_power_off = mv2120_power_off;
 250 +}
 251 +
 252 +/* Warning: HP uses a wrong mach-type (=526) in their bootloader */
 253 +MACHINE_START(MV2120, "HP Media Vault mv2120")
 254 +       /* Maintainer: Martin Michlmayr <tbm@cyrius.com> */
 255 +       .phys_io        = ORION5X_REGS_PHYS_BASE,
 256 +       .io_pg_offst    = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
 257 +       .boot_params    = 0x00000100,
 258 +       .init_machine   = mv2120_init,
 259 +       .map_io         = orion5x_map_io,
 260 +       .init_irq       = orion5x_init_irq,
 261 +       .timer          = &orion5x_timer,
 262 +       .fixup          = tag_fixup_mem32
 263 +MACHINE_END