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/*
* arch/arm/mach-kirkwood/netxbig_v2-setup.c
*
* LaCie 2Big and 5Big Network v2 board setup
*
* Copyright (C) 2010 Simon Guinot <sguinot@lacie.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/ata_platform.h>
#include <linux/mv643xx_eth.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 <mach/kirkwood.h>
#include "common.h"
#include "mpp.h"
#include "lacie_v2-common.h"
/*****************************************************************************
* Ethernet
****************************************************************************/
static struct mv643xx_eth_platform_data netxbig_v2_ge00_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(8),
};
static struct mv643xx_eth_platform_data netxbig_v2_ge01_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(0),
};
/*****************************************************************************
* SATA
****************************************************************************/
static struct mv_sata_platform_data netxbig_v2_sata_data = {
.n_ports = 2,
};
/*****************************************************************************
* GPIO keys
****************************************************************************/
#define NETXBIG_V2_GPIO_SWITCH_POWER_ON 13
#define NETXBIG_V2_GPIO_SWITCH_POWER_OFF 15
#define NETXBIG_V2_GPIO_FUNC_BUTTON 34
#define NETXBIG_V2_SWITCH_POWER_ON 0x1
#define NETXBIG_V2_SWITCH_POWER_OFF 0x2
static struct gpio_keys_button netxbig_v2_buttons[] = {
[0] = {
.type = EV_SW,
.code = NETXBIG_V2_SWITCH_POWER_ON,
.gpio = NETXBIG_V2_GPIO_SWITCH_POWER_ON,
.desc = "Back power switch (on|auto)",
.active_low = 1,
},
[1] = {
.type = EV_SW,
.code = NETXBIG_V2_SWITCH_POWER_OFF,
.gpio = NETXBIG_V2_GPIO_SWITCH_POWER_OFF,
.desc = "Back power switch (auto|off)",
.active_low = 1,
},
[2] = {
.code = KEY_OPTION,
.gpio = NETXBIG_V2_GPIO_FUNC_BUTTON,
.desc = "Function button",
.active_low = 1,
},
};
static struct gpio_keys_platform_data netxbig_v2_button_data = {
.buttons = netxbig_v2_buttons,
.nbuttons = ARRAY_SIZE(netxbig_v2_buttons),
};
static struct platform_device netxbig_v2_gpio_buttons = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &netxbig_v2_button_data,
},
};
/*****************************************************************************
* GPIO LEDs
****************************************************************************/
/*
* The LEDs are controlled by a CPLD and can be configured through a GPIO
* extension bus:
*
* - address register : bit [0-2] -> GPIO [47-49]
* - data register : bit [0-2] -> GPIO [44-46]
* - enable register : GPIO 29
*
* Address register selection:
*
* addr | register
* ----------------------------
* 0 | front LED
* 1 | front LED brightness
* 2 | HDD LED brightness
* 3 | HDD1 LED
* 4 | HDD2 LED
* 5 | HDD3 LED
* 6 | HDD4 LED
* 7 | HDD5 LED
*
* Data register configuration:
*
* data | LED brightness
* -------------------------------------------------
* 0 | min (off)
* - | -
* 7 | max
*
* data | front LED mode
* -------------------------------------------------
* 0 | fix off
* 1 | fix blue on
* 2 | fix red on
* 3 | blink blue on=1 sec and blue off=1 sec
* 4 | blink red on=1 sec and red off=1 sec
* 5 | blink blue on=2.5 sec and red on=0.5 sec
* 6 | blink blue on=1 sec and red on=1 sec
* 7 | blink blue on=0.5 sec and blue off=2.5 sec
*
* data | HDD LED mode
* -------------------------------------------------
* 0 | fix blue on
* 1 | SATA activity blink
* 2 | fix red on
* 3 | blink blue on=1 sec and blue off=1 sec
* 4 | blink red on=1 sec and red off=1 sec
* 5 | blink blue on=2.5 sec and red on=0.5 sec
* 6 | blink blue on=1 sec and red on=1 sec
* 7 | blink blue on=0.5 sec and blue off=2.5 sec
*/
/*****************************************************************************
* General Setup
****************************************************************************/
static unsigned int net2big_v2_mpp_config[] __initdata = {
MPP0_SPI_SCn,
MPP1_SPI_MOSI,
MPP2_SPI_SCK,
MPP3_SPI_MISO,
MPP6_SYSRST_OUTn,
MPP7_GPO, /* Request power-off */
MPP8_TW0_SDA,
MPP9_TW0_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP13_GPIO, /* Rear power switch (on|auto) */
MPP14_GPIO, /* USB fuse alarm */
MPP15_GPIO, /* Rear power switch (auto|off) */
MPP16_GPIO, /* SATA HDD1 power */
MPP17_GPIO, /* SATA HDD2 power */
MPP20_SATA1_ACTn,
MPP21_SATA0_ACTn,
MPP24_GPIO, /* USB mode select */
MPP26_GPIO, /* USB device vbus */
MPP28_GPIO, /* USB enable host vbus */
MPP29_GPIO, /* CPLD extension ALE */
MPP34_GPIO, /* Rear Push button */
MPP35_GPIO, /* Inhibit switch power-off */
MPP36_GPIO, /* SATA HDD1 presence */
MPP37_GPIO, /* SATA HDD2 presence */
MPP40_GPIO, /* eSATA presence */
MPP44_GPIO, /* CPLD extension (data 0) */
MPP45_GPIO, /* CPLD extension (data 1) */
MPP46_GPIO, /* CPLD extension (data 2) */
MPP47_GPIO, /* CPLD extension (addr 0) */
MPP48_GPIO, /* CPLD extension (addr 1) */
MPP49_GPIO, /* CPLD extension (addr 2) */
0
};
static unsigned int net5big_v2_mpp_config[] __initdata = {
MPP0_SPI_SCn,
MPP1_SPI_MOSI,
MPP2_SPI_SCK,
MPP3_SPI_MISO,
MPP6_SYSRST_OUTn,
MPP7_GPO, /* Request power-off */
MPP8_TW0_SDA,
MPP9_TW0_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP13_GPIO, /* Rear power switch (on|auto) */
MPP14_GPIO, /* USB fuse alarm */
MPP15_GPIO, /* Rear power switch (auto|off) */
MPP16_GPIO, /* SATA HDD1 power */
MPP17_GPIO, /* SATA HDD2 power */
MPP20_GE1_TXD0,
MPP21_GE1_TXD1,
MPP22_GE1_TXD2,
MPP23_GE1_TXD3,
MPP24_GE1_RXD0,
MPP25_GE1_RXD1,
MPP26_GE1_RXD2,
MPP27_GE1_RXD3,
MPP28_GPIO, /* USB enable host vbus */
MPP29_GPIO, /* CPLD extension ALE */
MPP30_GE1_RXCTL,
MPP31_GE1_RXCLK,
MPP32_GE1_TCLKOUT,
MPP33_GE1_TXCTL,
MPP34_GPIO, /* Rear Push button */
MPP35_GPIO, /* Inhibit switch power-off */
MPP36_GPIO, /* SATA HDD1 presence */
MPP37_GPIO, /* SATA HDD2 presence */
MPP38_GPIO, /* SATA HDD3 presence */
MPP39_GPIO, /* SATA HDD4 presence */
MPP40_GPIO, /* SATA HDD5 presence */
MPP41_GPIO, /* SATA HDD3 power */
MPP42_GPIO, /* SATA HDD4 power */
MPP43_GPIO, /* SATA HDD5 power */
MPP44_GPIO, /* CPLD extension (data 0) */
MPP45_GPIO, /* CPLD extension (data 1) */
MPP46_GPIO, /* CPLD extension (data 2) */
MPP47_GPIO, /* CPLD extension (addr 0) */
MPP48_GPIO, /* CPLD extension (addr 1) */
MPP49_GPIO, /* CPLD extension (addr 2) */
0
};
#define NETXBIG_V2_GPIO_POWER_OFF 7
static void netxbig_v2_power_off(void)
{
gpio_set_value(NETXBIG_V2_GPIO_POWER_OFF, 1);
}
static void __init netxbig_v2_init(void)
{
/*
* Basic setup. Needs to be called early.
*/
kirkwood_init();
if (machine_is_net2big_v2())
kirkwood_mpp_conf(net2big_v2_mpp_config);
else
kirkwood_mpp_conf(net5big_v2_mpp_config);
if (machine_is_net2big_v2())
lacie_v2_hdd_power_init(2);
else
lacie_v2_hdd_power_init(5);
kirkwood_ehci_init();
kirkwood_ge00_init(&netxbig_v2_ge00_data);
if (machine_is_net5big_v2())
kirkwood_ge01_init(&netxbig_v2_ge01_data);
kirkwood_sata_init(&netxbig_v2_sata_data);
kirkwood_uart0_init();
lacie_v2_register_flash();
lacie_v2_register_i2c_devices();
platform_device_register(&netxbig_v2_gpio_buttons);
if (gpio_request(NETXBIG_V2_GPIO_POWER_OFF, "power-off") == 0 &&
gpio_direction_output(NETXBIG_V2_GPIO_POWER_OFF, 0) == 0)
pm_power_off = netxbig_v2_power_off;
else
pr_err("netxbig_v2: failed to configure power-off GPIO\n");
}
#ifdef CONFIG_MACH_NET2BIG_V2
MACHINE_START(NET2BIG_V2, "LaCie 2Big Network v2")
.phys_io = KIRKWOOD_REGS_PHYS_BASE,
.io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
.boot_params = 0x00000100,
.init_machine = netxbig_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
.timer = &lacie_v2_timer,
MACHINE_END
#endif
#ifdef CONFIG_MACH_NET5BIG_V2
MACHINE_START(NET5BIG_V2, "LaCie 5Big Network v2")
.phys_io = KIRKWOOD_REGS_PHYS_BASE,
.io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
.boot_params = 0x00000100,
.init_machine = netxbig_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
.timer = &lacie_v2_timer,
MACHINE_END
#endif
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