232 строки
6.4 KiB
C
232 строки
6.4 KiB
C
/*
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* arch/arm/mach-kirkwood/d2net_v2-setup.c
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*
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* LaCie d2 Network Space v2 Board Setup
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*
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* Copyright (C) 2010 Simon Guinot <sguinot@lacie.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/ata_platform.h>
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#include <linux/mv643xx_eth.h>
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#include <linux/input.h>
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#include <linux/gpio.h>
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#include <linux/gpio_keys.h>
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#include <linux/leds.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <mach/kirkwood.h>
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#include <mach/leds-ns2.h>
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#include "common.h"
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#include "mpp.h"
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#include "lacie_v2-common.h"
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/*****************************************************************************
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* Ethernet
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****************************************************************************/
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static struct mv643xx_eth_platform_data d2net_v2_ge00_data = {
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.phy_addr = MV643XX_ETH_PHY_ADDR(8),
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};
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/*****************************************************************************
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* SATA
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****************************************************************************/
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static struct mv_sata_platform_data d2net_v2_sata_data = {
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.n_ports = 2,
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};
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/*****************************************************************************
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* GPIO keys
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****************************************************************************/
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#define D2NET_V2_GPIO_PUSH_BUTTON 34
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#define D2NET_V2_GPIO_POWER_SWITCH_ON 13
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#define D2NET_V2_GPIO_POWER_SWITCH_OFF 15
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#define D2NET_V2_SWITCH_POWER_ON 0x1
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#define D2NET_V2_SWITCH_POWER_OFF 0x2
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static struct gpio_keys_button d2net_v2_buttons[] = {
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[0] = {
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.type = EV_SW,
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.code = D2NET_V2_SWITCH_POWER_ON,
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.gpio = D2NET_V2_GPIO_POWER_SWITCH_ON,
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.desc = "Back power switch (on|auto)",
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.active_low = 0,
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},
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[1] = {
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.type = EV_SW,
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.code = D2NET_V2_SWITCH_POWER_OFF,
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.gpio = D2NET_V2_GPIO_POWER_SWITCH_OFF,
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.desc = "Back power switch (auto|off)",
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.active_low = 0,
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},
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[2] = {
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.code = KEY_POWER,
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.gpio = D2NET_V2_GPIO_PUSH_BUTTON,
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.desc = "Front Push Button",
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.active_low = 1,
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},
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};
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static struct gpio_keys_platform_data d2net_v2_button_data = {
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.buttons = d2net_v2_buttons,
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.nbuttons = ARRAY_SIZE(d2net_v2_buttons),
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};
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static struct platform_device d2net_v2_gpio_buttons = {
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.name = "gpio-keys",
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.id = -1,
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.dev = {
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.platform_data = &d2net_v2_button_data,
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},
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};
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/*****************************************************************************
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* GPIO LEDs
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****************************************************************************/
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#define D2NET_V2_GPIO_RED_LED 12
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static struct gpio_led d2net_v2_gpio_led_pins[] = {
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{
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.name = "d2net_v2:red:fail",
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.gpio = D2NET_V2_GPIO_RED_LED,
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},
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};
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static struct gpio_led_platform_data d2net_v2_gpio_leds_data = {
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.num_leds = ARRAY_SIZE(d2net_v2_gpio_led_pins),
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.leds = d2net_v2_gpio_led_pins,
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};
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static struct platform_device d2net_v2_gpio_leds = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &d2net_v2_gpio_leds_data,
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},
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};
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/*****************************************************************************
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* Dual-GPIO CPLD LEDs
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****************************************************************************/
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#define D2NET_V2_GPIO_BLUE_LED_SLOW 29
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#define D2NET_V2_GPIO_BLUE_LED_CMD 30
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static struct ns2_led d2net_v2_led_pins[] = {
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{
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.name = "d2net_v2:blue:sata",
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.cmd = D2NET_V2_GPIO_BLUE_LED_CMD,
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.slow = D2NET_V2_GPIO_BLUE_LED_SLOW,
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},
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};
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static struct ns2_led_platform_data d2net_v2_leds_data = {
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.num_leds = ARRAY_SIZE(d2net_v2_led_pins),
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.leds = d2net_v2_led_pins,
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};
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static struct platform_device d2net_v2_leds = {
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.name = "leds-ns2",
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.id = -1,
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.dev = {
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.platform_data = &d2net_v2_leds_data,
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},
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};
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/*****************************************************************************
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* General Setup
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****************************************************************************/
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static unsigned int d2net_v2_mpp_config[] __initdata = {
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MPP0_SPI_SCn,
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MPP1_SPI_MOSI,
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MPP2_SPI_SCK,
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MPP3_SPI_MISO,
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MPP6_SYSRST_OUTn,
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MPP7_GPO, /* Request power-off */
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MPP8_TW0_SDA,
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MPP9_TW0_SCK,
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MPP10_UART0_TXD,
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MPP11_UART0_RXD,
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MPP12_GPO, /* Red led */
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MPP13_GPIO, /* Rear power switch (on|auto) */
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MPP14_GPIO, /* USB fuse */
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MPP15_GPIO, /* Rear power switch (auto|off) */
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MPP16_GPIO, /* SATA 0 power */
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MPP21_SATA0_ACTn,
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MPP24_GPIO, /* USB mode select */
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MPP26_GPIO, /* USB device vbus */
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MPP28_GPIO, /* USB enable host vbus */
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MPP29_GPIO, /* Blue led (slow register) */
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MPP30_GPIO, /* Blue led (command register) */
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MPP34_GPIO, /* Power button (1 = Released, 0 = Pushed) */
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MPP35_GPIO, /* Inhibit power-off */
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0
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};
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#define D2NET_V2_GPIO_POWER_OFF 7
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static void d2net_v2_power_off(void)
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{
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gpio_set_value(D2NET_V2_GPIO_POWER_OFF, 1);
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}
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static void __init d2net_v2_init(void)
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{
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/*
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* Basic setup. Needs to be called early.
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*/
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kirkwood_init();
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kirkwood_mpp_conf(d2net_v2_mpp_config);
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lacie_v2_hdd_power_init(1);
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kirkwood_ehci_init();
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kirkwood_ge00_init(&d2net_v2_ge00_data);
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kirkwood_sata_init(&d2net_v2_sata_data);
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kirkwood_uart0_init();
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lacie_v2_register_flash();
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lacie_v2_register_i2c_devices();
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platform_device_register(&d2net_v2_leds);
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platform_device_register(&d2net_v2_gpio_leds);
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platform_device_register(&d2net_v2_gpio_buttons);
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if (gpio_request(D2NET_V2_GPIO_POWER_OFF, "power-off") == 0 &&
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gpio_direction_output(D2NET_V2_GPIO_POWER_OFF, 0) == 0)
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pm_power_off = d2net_v2_power_off;
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else
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pr_err("d2net_v2: failed to configure power-off GPIO\n");
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}
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MACHINE_START(D2NET_V2, "LaCie d2 Network v2")
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.atag_offset = 0x100,
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.init_machine = d2net_v2_init,
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.map_io = kirkwood_map_io,
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.init_early = kirkwood_init_early,
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.init_irq = kirkwood_init_irq,
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.timer = &kirkwood_timer,
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.restart = kirkwood_restart,
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MACHINE_END
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