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/*
* Copyright (C) 2007 Herbert Valerio Riedel <hvr@gnu.org>
* Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*/
#include <linux/gpio.h>
#include <linux/gpio/machine.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/irq.h>
#include <linux/mtd/physmap.h>
#include <linux/mv643xx_eth.h>
#include <linux/leds.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/i2c.h>
#include <linux/ata_platform.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include "common.h"
#include "mpp.h"
#include "orion5x.h"
#define MV2120_NOR_BOOT_BASE 0xf4000000
#define MV2120_NOR_BOOT_SIZE SZ_512K
#define MV2120_GPIO_RTC_IRQ 3
#define MV2120_GPIO_KEY_RESET 17
#define MV2120_GPIO_KEY_POWER 18
#define MV2120_GPIO_POWER_OFF 19
/*****************************************************************************
* Ethernet
****************************************************************************/
static struct mv643xx_eth_platform_data mv2120_eth_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(8),
};
static struct mv_sata_platform_data mv2120_sata_data = {
.n_ports = 2,
};
static struct mtd_partition mv2120_partitions[] = {
{
.name = "firmware",
.size = 0x00080000,
.offset = 0,
},
};
static struct physmap_flash_data mv2120_nor_flash_data = {
.width = 1,
.parts = mv2120_partitions,
.nr_parts = ARRAY_SIZE(mv2120_partitions)
};
static struct resource mv2120_nor_flash_resource = {
.flags = IORESOURCE_MEM,
.start = MV2120_NOR_BOOT_BASE,
.end = MV2120_NOR_BOOT_BASE + MV2120_NOR_BOOT_SIZE - 1,
};
static struct platform_device mv2120_nor_flash = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &mv2120_nor_flash_data,
},
.resource = &mv2120_nor_flash_resource,
.num_resources = 1,
};
static struct gpio_keys_button mv2120_buttons[] = {
{
.code = KEY_RESTART,
.gpio = MV2120_GPIO_KEY_RESET,
.desc = "reset",
.active_low = 1,
}, {
.code = KEY_POWER,
.gpio = MV2120_GPIO_KEY_POWER,
.desc = "power",
.active_low = 1,
},
};
static struct gpio_keys_platform_data mv2120_button_data = {
.buttons = mv2120_buttons,
.nbuttons = ARRAY_SIZE(mv2120_buttons),
};
static struct platform_device mv2120_button_device = {
.name = "gpio-keys",
.id = -1,
.num_resources = 0,
.dev = {
.platform_data = &mv2120_button_data,
},
};
/****************************************************************************
* General Setup
****************************************************************************/
static unsigned int mv2120_mpp_modes[] __initdata = {
MPP0_GPIO, /* Sys status LED */
MPP1_GPIO, /* Sys error LED */
MPP2_GPIO, /* OverTemp interrupt */
MPP3_GPIO, /* RTC interrupt */
MPP4_GPIO, /* V_LED 5V */
MPP5_GPIO, /* V_LED 3.3V */
MPP6_UNUSED,
MPP7_UNUSED,
MPP8_GPIO, /* SATA 0 fail LED */
MPP9_GPIO, /* SATA 1 fail LED */
MPP10_UNUSED,
MPP11_UNUSED,
MPP12_SATA_LED, /* SATA 0 presence */
MPP13_SATA_LED, /* SATA 1 presence */
MPP14_SATA_LED, /* SATA 0 active */
MPP15_SATA_LED, /* SATA 1 active */
MPP16_UNUSED,
MPP17_GPIO, /* Reset button */
MPP18_GPIO, /* Power button */
MPP19_GPIO, /* Power off */
0,
};
static struct i2c_board_info __initdata mv2120_i2c_rtc = {
I2C_BOARD_INFO("pcf8563", 0x51),
.irq = 0,
};
static struct gpio_led mv2120_led_pins[] = {
{
.name = "mv2120:blue:health",
},
{
.name = "mv2120:red:health",
},
{
.name = "mv2120:led:bright",
.default_trigger = "default-on",
},
{
.name = "mv2120:led:dimmed",
},
{
.name = "mv2120:red:sata0",
},
{
.name = "mv2120:red:sata1",
},
};
static struct gpiod_lookup_table mv2120_leds_gpio_table = {
.dev_id = "leds-gpio",
.table = {
GPIO_LOOKUP_IDX("orion_gpio0", 0, NULL,
0, GPIO_ACTIVE_HIGH),
GPIO_LOOKUP_IDX("orion_gpio0", 1, NULL,
1, GPIO_ACTIVE_HIGH),
GPIO_LOOKUP_IDX("orion_gpio0", 4, NULL,
2, GPIO_ACTIVE_HIGH),
GPIO_LOOKUP_IDX("orion_gpio0", 5, NULL,
3, GPIO_ACTIVE_HIGH),
GPIO_LOOKUP_IDX("orion_gpio0", 8, NULL,
4, GPIO_ACTIVE_LOW),
GPIO_LOOKUP_IDX("orion_gpio0", 9, NULL,
5, GPIO_ACTIVE_LOW),
{ },
},
};
static struct gpio_led_platform_data mv2120_led_data = {
.leds = mv2120_led_pins,
.num_leds = ARRAY_SIZE(mv2120_led_pins),
};
static struct platform_device mv2120_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &mv2120_led_data,
}
};
static void mv2120_power_off(void)
{
pr_info("%s: triggering power-off...\n", __func__);
gpio_set_value(MV2120_GPIO_POWER_OFF, 0);
}
static void __init mv2120_init(void)
{
/* Setup basic Orion functions. Need to be called early. */
orion5x_init();
orion5x_mpp_conf(mv2120_mpp_modes);
/*
* Configure peripherals.
*/
orion5x_ehci0_init();
orion5x_ehci1_init();
orion5x_eth_init(&mv2120_eth_data);
orion5x_i2c_init();
orion5x_sata_init(&mv2120_sata_data);
orion5x_uart0_init();
orion5x_xor_init();
mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
ORION_MBUS_DEVBUS_BOOT_ATTR,
MV2120_NOR_BOOT_BASE,
MV2120_NOR_BOOT_SIZE);
platform_device_register(&mv2120_nor_flash);
platform_device_register(&mv2120_button_device);
if (gpio_request(MV2120_GPIO_RTC_IRQ, "rtc") == 0) {
if (gpio_direction_input(MV2120_GPIO_RTC_IRQ) == 0)
mv2120_i2c_rtc.irq = gpio_to_irq(MV2120_GPIO_RTC_IRQ);
else
gpio_free(MV2120_GPIO_RTC_IRQ);
}
i2c_register_board_info(0, &mv2120_i2c_rtc, 1);
gpiod_add_lookup_table(&mv2120_leds_gpio_table);
platform_device_register(&mv2120_leds);
/* register mv2120 specific power-off method */
if (gpio_request(MV2120_GPIO_POWER_OFF, "POWEROFF") != 0 ||
gpio_direction_output(MV2120_GPIO_POWER_OFF, 1) != 0)
pr_err("mv2120: failed to setup power-off GPIO\n");
pm_power_off = mv2120_power_off;
}
/* Warning: HP uses a wrong mach-type (=526) in their bootloader */
MACHINE_START(MV2120, "HP Media Vault mv2120")
/* Maintainer: Martin Michlmayr <tbm@cyrius.com> */
.atag_offset = 0x100,
.nr_irqs = ORION5X_NR_IRQS,
.init_machine = mv2120_init,
.map_io = orion5x_map_io,
.init_early = orion5x_init_early,
.init_irq = orion5x_init_irq,
.init_time = orion5x_timer_init,
.fixup = tag_fixup_mem32,
.restart = orion5x_restart,
MACHINE_END
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