forked from luck/tmp_suning_uos_patched
[ARM] Kirkwood: Add LaCie Network Space v2 support
Signed-off-by: Simon Guinot <sguinot@lacie.com> Signed-off-by: Nicolas Pitre <nico@marvell.com>
This commit is contained in:
Simon Guinot
Nicolas Pitre
parent
f0e5d2c959
commit
1cb9f9b086
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@ -52,6 +52,12 @@ config MACH_OPENRD_BASE
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Say 'Y' here if you want your kernel to support the
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Marvell OpenRD Base Board.
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config MACH_NETSPACE_V2
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bool "LaCie Network Space v2 NAS Board"
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help
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Say 'Y' here if you want your kernel to support the
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LaCie Network Space v2 NAS.
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endmenu
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endif
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@ -8,5 +8,6 @@ obj-$(CONFIG_MACH_SHEEVAPLUG) += sheevaplug-setup.o
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obj-$(CONFIG_MACH_TS219) += ts219-setup.o tsx1x-common.o
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obj-$(CONFIG_MACH_TS41X) += ts41x-setup.o tsx1x-common.o
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obj-$(CONFIG_MACH_OPENRD_BASE) += openrd_base-setup.o
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obj-$(CONFIG_MACH_NETSPACE_V2) += netspace_v2-setup.o
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obj-$(CONFIG_CPU_IDLE) += cpuidle.o
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325
arch/arm/mach-kirkwood/netspace_v2-setup.c
Normal file
325
arch/arm/mach-kirkwood/netspace_v2-setup.c
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@ -0,0 +1,325 @@
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/*
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* arch/arm/mach-kirkwood/netspace_v2-setup.c
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*
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* LaCie Network Space v2 board setup
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*
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* Copyright (C) 2009 Simon Guinot <sguinot@lacie.com>
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* Copyright (C) 2009 Benoît Canet <benoit.canet@gmail.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/mtd/physmap.h>
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#include <linux/spi/flash.h>
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#include <linux/spi/spi.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/i2c.h>
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#include <linux/i2c/at24.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 <asm/mach/time.h>
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#include <mach/kirkwood.h>
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#include <plat/time.h>
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#include "common.h"
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#include "mpp.h"
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/*****************************************************************************
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* 512KB SPI Flash on Boot Device (MACRONIX MX25L4005)
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****************************************************************************/
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static struct mtd_partition netspace_v2_flash_parts[] = {
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{
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.name = "u-boot",
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.size = MTDPART_SIZ_FULL,
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.offset = 0,
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.mask_flags = MTD_WRITEABLE, /* force read-only */
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},
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};
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static const struct flash_platform_data netspace_v2_flash = {
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.type = "mx25l4005a",
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.name = "spi_flash",
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.parts = netspace_v2_flash_parts,
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.nr_parts = ARRAY_SIZE(netspace_v2_flash_parts),
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};
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static struct spi_board_info __initdata netspace_v2_spi_slave_info[] = {
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{
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.modalias = "m25p80",
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.platform_data = &netspace_v2_flash,
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.irq = -1,
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.max_speed_hz = 20000000,
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.bus_num = 0,
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.chip_select = 0,
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},
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};
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/*****************************************************************************
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* Ethernet
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****************************************************************************/
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static struct mv643xx_eth_platform_data netspace_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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* I2C devices
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****************************************************************************/
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static struct at24_platform_data at24c04 = {
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.byte_len = SZ_4K / 8,
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.page_size = 16,
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};
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/*
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* i2c addr | chip | description
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* 0x50 | HT24LC04 | eeprom (512B)
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*/
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static struct i2c_board_info __initdata netspace_v2_i2c_info[] = {
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{
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I2C_BOARD_INFO("24c04", 0x50),
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.platform_data = &at24c04,
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}
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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 netspace_v2_sata_data = {
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.n_ports = 2,
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};
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#define NETSPACE_V2_GPIO_SATA0_POWER 16
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#define NETSPACE_V2_GPIO_SATA1_POWER 17
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static void __init netspace_v2_sata_power_init(void)
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{
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int err;
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err = gpio_request(NETSPACE_V2_GPIO_SATA0_POWER, "SATA0 power");
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if (err == 0) {
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err = gpio_direction_output(NETSPACE_V2_GPIO_SATA0_POWER, 1);
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if (err)
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gpio_free(NETSPACE_V2_GPIO_SATA0_POWER);
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}
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if (err)
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pr_err("netspace_v2: failed to setup SATA0 power\n");
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}
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/*****************************************************************************
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* GPIO keys
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****************************************************************************/
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#define NETSPACE_V2_PUSH_BUTTON 32
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static struct gpio_keys_button netspace_v2_buttons[] = {
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[0] = {
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.code = KEY_POWER,
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.gpio = NETSPACE_V2_PUSH_BUTTON,
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.desc = "Power push button",
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.active_low = 0,
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},
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};
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static struct gpio_keys_platform_data netspace_v2_button_data = {
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.buttons = netspace_v2_buttons,
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.nbuttons = ARRAY_SIZE(netspace_v2_buttons),
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};
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static struct platform_device netspace_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 = &netspace_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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/*
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* The blue front LED is wired to a CPLD and can blink in relation with the
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* SATA activity.
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*
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* The following array detail the different LED registers and the combination
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* of their possible values:
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*
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* cmd_led | slow_led | /SATA active | LED state
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* | | |
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* 1 | 0 | x | off
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* - | 1 | x | on
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* 0 | 0 | 1 | on
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* 0 | 0 | 0 | blink (rate 300ms)
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*/
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#define NETSPACE_V2_GPIO_RED_LED 12
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#define NETSPACE_V2_GPIO_BLUE_LED_SLOW 29
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#define NETSPACE_V2_GPIO_BLUE_LED_CMD 30
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static struct gpio_led netspace_v2_gpio_led_pins[] = {
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{
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.name = "ns_v2:red:fail",
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.gpio = NETSPACE_V2_GPIO_RED_LED,
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},
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};
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static struct gpio_led_platform_data netspace_v2_gpio_leds_data = {
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.num_leds = ARRAY_SIZE(netspace_v2_gpio_led_pins),
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.leds = netspace_v2_gpio_led_pins,
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};
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static struct platform_device netspace_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 = &netspace_v2_gpio_leds_data,
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},
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};
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static void __init netspace_v2_gpio_leds_init(void)
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{
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platform_device_register(&netspace_v2_gpio_leds);
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/*
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* Configure the front blue LED to blink in relation with the SATA
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* activity.
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*/
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if (gpio_request(NETSPACE_V2_GPIO_BLUE_LED_SLOW,
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"SATA blue LED slow") != 0)
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return;
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if (gpio_direction_output(NETSPACE_V2_GPIO_BLUE_LED_SLOW, 0) != 0)
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goto err_free_1;
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if (gpio_request(NETSPACE_V2_GPIO_BLUE_LED_CMD,
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"SATA blue LED command") != 0)
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goto err_free_1;
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if (gpio_direction_output(NETSPACE_V2_GPIO_BLUE_LED_CMD, 0) != 0)
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goto err_free_2;
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return;
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err_free_2:
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gpio_free(NETSPACE_V2_GPIO_BLUE_LED_CMD);
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err_free_1:
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gpio_free(NETSPACE_V2_GPIO_BLUE_LED_SLOW);
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pr_err("netspace_v2: failed to configure SATA blue LED\n");
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}
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/*****************************************************************************
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* Timer
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****************************************************************************/
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static void netspace_v2_timer_init(void)
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{
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kirkwood_tclk = 166666667;
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orion_time_init(IRQ_KIRKWOOD_BRIDGE, kirkwood_tclk);
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}
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struct sys_timer netspace_v2_timer = {
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.init = netspace_v2_timer_init,
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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 netspace_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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MPP4_NF_IO6,
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MPP5_NF_IO7,
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MPP6_SYSRST_OUTn,
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MPP8_TW_SDA,
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MPP9_TW_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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MPP14_GPIO, /* USB fuse */
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MPP16_GPIO, /* SATA 0 power */
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MPP18_NF_IO0,
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MPP19_NF_IO1,
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MPP20_SATA1_ACTn,
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MPP21_SATA0_ACTn,
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MPP24_GPIO, /* USB mode select */
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MPP25_GPIO, /* Fan rotation fail */
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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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MPP31_GPIO, /* Board power off */
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MPP32_GPIO, /* Power button (0 = Released, 1 = Pushed) */
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0
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};
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#define NETSPACE_V2_GPIO_POWER_OFF 31
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static void netspace_v2_power_off(void)
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{
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gpio_set_value(NETSPACE_V2_GPIO_POWER_OFF, 1);
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}
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static void __init netspace_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(netspace_v2_mpp_config);
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netspace_v2_sata_power_init();
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kirkwood_ehci_init();
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kirkwood_ge00_init(&netspace_v2_ge00_data);
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kirkwood_sata_init(&netspace_v2_sata_data);
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kirkwood_uart0_init();
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spi_register_board_info(netspace_v2_spi_slave_info,
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ARRAY_SIZE(netspace_v2_spi_slave_info));
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kirkwood_spi_init();
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kirkwood_i2c_init();
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i2c_register_board_info(0, netspace_v2_i2c_info,
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ARRAY_SIZE(netspace_v2_i2c_info));
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netspace_v2_gpio_leds_init();
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platform_device_register(&netspace_v2_gpio_buttons);
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if (gpio_request(NETSPACE_V2_GPIO_POWER_OFF, "power-off") == 0 &&
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gpio_direction_output(NETSPACE_V2_GPIO_POWER_OFF, 0) == 0)
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pm_power_off = netspace_v2_power_off;
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else
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pr_err("netspace_v2: failed to configure power-off GPIO\n");
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}
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MACHINE_START(NETSPACE_V2, "LaCie Network Space v2")
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.phys_io = KIRKWOOD_REGS_PHYS_BASE,
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.io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
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.boot_params = 0x00000100,
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.init_machine = netspace_v2_init,
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.map_io = kirkwood_map_io,
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.init_irq = kirkwood_init_irq,
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.timer = &netspace_v2_timer,
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MACHINE_END
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