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android_kernel_xiaomi_sm8350/arch/arm/mach-kirkwood/netspace_v2-setup.c
Simon Guinot 2641375d6d [ARM] Kirkwood: update LED support for Network Space v2 
Signed-off-by: Simon Guinot <sguinot@lacie.com>
Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
2010-07-16 22:02:00 -04:00

353 lines
9.6 KiB
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/*
* arch/arm/mach-kirkwood/netspace_v2-setup.c
*
* LaCie Network Space v2 board setup
*
* Copyright (C) 2009 Simon Guinot <sguinot@lacie.com>
* Copyright (C) 2009 Benoît Canet <benoit.canet@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/flash.h>
#include <linux/spi/spi.h>
#include <linux/ata_platform.h>
#include <linux/mv643xx_eth.h>
#include <linux/i2c.h>
#include <linux/i2c/at24.h>
#include <linux/input.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/leds.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <mach/kirkwood.h>
#include <mach/leds-ns2.h>
#include <plat/time.h>
#include "common.h"
#include "mpp.h"
/*****************************************************************************
* 512KB SPI Flash on Boot Device (MACRONIX MX25L4005)
****************************************************************************/
static struct mtd_partition netspace_v2_flash_parts[] = {
{
.name = "u-boot",
.size = MTDPART_SIZ_FULL,
.offset = 0,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
};
static const struct flash_platform_data netspace_v2_flash = {
.type = "mx25l4005a",
.name = "spi_flash",
.parts = netspace_v2_flash_parts,
.nr_parts = ARRAY_SIZE(netspace_v2_flash_parts),
};
static struct spi_board_info __initdata netspace_v2_spi_slave_info[] = {
{
.modalias = "m25p80",
.platform_data = &netspace_v2_flash,
.irq = -1,
.max_speed_hz = 20000000,
.bus_num = 0,
.chip_select = 0,
},
};
/*****************************************************************************
* Ethernet
****************************************************************************/
static struct mv643xx_eth_platform_data netspace_v2_ge00_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(8),
};
/*****************************************************************************
* I2C devices
****************************************************************************/
static struct at24_platform_data at24c04 = {
.byte_len = SZ_4K / 8,
.page_size = 16,
};
/*
* i2c addr | chip | description
* 0x50 | HT24LC04 | eeprom (512B)
*/
static struct i2c_board_info __initdata netspace_v2_i2c_info[] = {
{
I2C_BOARD_INFO("24c04", 0x50),
.platform_data = &at24c04,
}
};
/*****************************************************************************
* SATA
****************************************************************************/
static struct mv_sata_platform_data netspace_v2_sata_data = {
.n_ports = 2,
};
#define NETSPACE_V2_GPIO_SATA0_POWER 16
#define NETSPACE_V2_GPIO_SATA1_POWER 17
static void __init netspace_v2_sata_power_init(void)
{
int err;
err = gpio_request(NETSPACE_V2_GPIO_SATA0_POWER, "SATA0 power");
if (err == 0) {
err = gpio_direction_output(NETSPACE_V2_GPIO_SATA0_POWER, 1);
if (err)
gpio_free(NETSPACE_V2_GPIO_SATA0_POWER);
}
if (err)
pr_err("netspace_v2: failed to setup SATA0 power\n");
if (machine_is_netspace_max_v2()) {
err = gpio_request(NETSPACE_V2_GPIO_SATA1_POWER, "SATA1 power");
if (err == 0) {
err = gpio_direction_output(
NETSPACE_V2_GPIO_SATA1_POWER, 1);
if (err)
gpio_free(NETSPACE_V2_GPIO_SATA1_POWER);
}
if (err)
pr_err("netspace_v2: failed to setup SATA1 power\n");
}
}
/*****************************************************************************
* GPIO keys
****************************************************************************/
#define NETSPACE_V2_PUSH_BUTTON 32
static struct gpio_keys_button netspace_v2_buttons[] = {
[0] = {
.code = KEY_POWER,
.gpio = NETSPACE_V2_PUSH_BUTTON,
.desc = "Power push button",
.active_low = 0,
},
};
static struct gpio_keys_platform_data netspace_v2_button_data = {
.buttons = netspace_v2_buttons,
.nbuttons = ARRAY_SIZE(netspace_v2_buttons),
};
static struct platform_device netspace_v2_gpio_buttons = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &netspace_v2_button_data,
},
};
/*****************************************************************************
* GPIO LEDs
****************************************************************************/
#define NETSPACE_V2_GPIO_RED_LED 12
static struct gpio_led netspace_v2_gpio_led_pins[] = {
{
.name = "ns_v2:red:fail",
.gpio = NETSPACE_V2_GPIO_RED_LED,
},
};
static struct gpio_led_platform_data netspace_v2_gpio_leds_data = {
.num_leds = ARRAY_SIZE(netspace_v2_gpio_led_pins),
.leds = netspace_v2_gpio_led_pins,
};
static struct platform_device netspace_v2_gpio_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &netspace_v2_gpio_leds_data,
},
};
/*****************************************************************************
* Dual-GPIO CPLD LEDs
****************************************************************************/
#define NETSPACE_V2_GPIO_BLUE_LED_SLOW 29
#define NETSPACE_V2_GPIO_BLUE_LED_CMD 30
static struct ns2_led netspace_v2_led_pins[] = {
{
.name = "ns_v2:blue:sata",
.cmd = NETSPACE_V2_GPIO_BLUE_LED_CMD,
.slow = NETSPACE_V2_GPIO_BLUE_LED_SLOW,
},
};
static struct ns2_led_platform_data netspace_v2_leds_data = {
.num_leds = ARRAY_SIZE(netspace_v2_led_pins),
.leds = netspace_v2_led_pins,
};
static struct platform_device netspace_v2_leds = {
.name = "leds-ns2",
.id = -1,
.dev = {
.platform_data = &netspace_v2_leds_data,
},
};
/*****************************************************************************
* Timer
****************************************************************************/
static void netspace_v2_timer_init(void)
{
kirkwood_tclk = 166666667;
orion_time_init(IRQ_KIRKWOOD_BRIDGE, kirkwood_tclk);
}
struct sys_timer netspace_v2_timer = {
.init = netspace_v2_timer_init,
};
/*****************************************************************************
* General Setup
****************************************************************************/
static unsigned int netspace_v2_mpp_config[] __initdata = {
MPP0_SPI_SCn,
MPP1_SPI_MOSI,
MPP2_SPI_SCK,
MPP3_SPI_MISO,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_GPO, /* Fan speed (bit 1) */
MPP8_TW0_SDA,
MPP9_TW0_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_GPO, /* Red led */
MPP14_GPIO, /* USB fuse */
MPP16_GPIO, /* SATA 0 power */
MPP17_GPIO, /* SATA 1 power */
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_SATA1_ACTn,
MPP21_SATA0_ACTn,
MPP22_GPIO, /* Fan speed (bit 0) */
MPP23_GPIO, /* Fan power */
MPP24_GPIO, /* USB mode select */
MPP25_GPIO, /* Fan rotation fail */
MPP26_GPIO, /* USB device vbus */
MPP28_GPIO, /* USB enable host vbus */
MPP29_GPIO, /* Blue led (slow register) */
MPP30_GPIO, /* Blue led (command register) */
MPP31_GPIO, /* Board power off */
MPP32_GPIO, /* Power button (0 = Released, 1 = Pushed) */
MPP33_GPO, /* Fan speed (bit 2) */
0
};
#define NETSPACE_V2_GPIO_POWER_OFF 31
static void netspace_v2_power_off(void)
{
gpio_set_value(NETSPACE_V2_GPIO_POWER_OFF, 1);
}
static void __init netspace_v2_init(void)
{
/*
* Basic setup. Needs to be called early.
*/
kirkwood_init();
kirkwood_mpp_conf(netspace_v2_mpp_config);
netspace_v2_sata_power_init();
kirkwood_ehci_init();
kirkwood_ge00_init(&netspace_v2_ge00_data);
kirkwood_sata_init(&netspace_v2_sata_data);
kirkwood_uart0_init();
spi_register_board_info(netspace_v2_spi_slave_info,
ARRAY_SIZE(netspace_v2_spi_slave_info));
kirkwood_spi_init();
kirkwood_i2c_init();
i2c_register_board_info(0, netspace_v2_i2c_info,
ARRAY_SIZE(netspace_v2_i2c_info));
platform_device_register(&netspace_v2_leds);
platform_device_register(&netspace_v2_gpio_leds);
platform_device_register(&netspace_v2_gpio_buttons);
if (gpio_request(NETSPACE_V2_GPIO_POWER_OFF, "power-off") == 0 &&
gpio_direction_output(NETSPACE_V2_GPIO_POWER_OFF, 0) == 0)
pm_power_off = netspace_v2_power_off;
else
pr_err("netspace_v2: failed to configure power-off GPIO\n");
}
#ifdef CONFIG_MACH_NETSPACE_V2
MACHINE_START(NETSPACE_V2, "LaCie Network Space v2")
.phys_io = KIRKWOOD_REGS_PHYS_BASE,
.io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
.boot_params = 0x00000100,
.init_machine = netspace_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
.timer = &netspace_v2_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_INETSPACE_V2
MACHINE_START(INETSPACE_V2, "LaCie Internet Space v2")
.phys_io = KIRKWOOD_REGS_PHYS_BASE,
.io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
.boot_params = 0x00000100,
.init_machine = netspace_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
.timer = &netspace_v2_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_NETSPACE_MAX_V2
MACHINE_START(NETSPACE_MAX_V2, "LaCie Network Space Max v2")
.phys_io = KIRKWOOD_REGS_PHYS_BASE,
.io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
.boot_params = 0x00000100,
.init_machine = netspace_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
.timer = &netspace_v2_timer,
MACHINE_END
#endif
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