/* * arch/arm/mach-kirkwood/netspace_v2-setup.c * * LaCie Network Space v2 board setup * * Copyright (C) 2009 Simon Guinot * Copyright (C) 2009 Benoît Canet * * 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #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"); } /***************************************************************************** * 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 ****************************************************************************/ /* * The blue front LED is wired to a CPLD and can blink in relation with the * SATA activity. * * The following array detail the different LED registers and the combination * of their possible values: * * cmd_led | slow_led | /SATA active | LED state * | | | * 1 | 0 | x | off * - | 1 | x | on * 0 | 0 | 1 | on * 0 | 0 | 0 | blink (rate 300ms) */ #define NETSPACE_V2_GPIO_RED_LED 12 #define NETSPACE_V2_GPIO_BLUE_LED_SLOW 29 #define NETSPACE_V2_GPIO_BLUE_LED_CMD 30 static struct gpio_led netspace_v2_gpio_led_pins[] = { { .name = "ns_v2:blue:sata", .default_trigger = "default-on", .gpio = NETSPACE_V2_GPIO_BLUE_LED_CMD, .active_low = 1, }, { .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, }, }; static void __init netspace_v2_gpio_leds_init(void) { int err; /* Configure register slow_led to allow SATA activity LED blinking */ err = gpio_request(NETSPACE_V2_GPIO_BLUE_LED_SLOW, "blue LED slow"); if (err == 0) { err = gpio_direction_output(NETSPACE_V2_GPIO_BLUE_LED_SLOW, 0); if (err) gpio_free(NETSPACE_V2_GPIO_BLUE_LED_SLOW); } if (err) pr_err("netspace_v2: failed to configure blue LED slow GPIO\n"); platform_device_register(&netspace_v2_gpio_leds); } /***************************************************************************** * 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, MPP8_TW_SDA, MPP9_TW_SCK, MPP10_UART0_TXD, MPP11_UART0_RXD, MPP12_GPO, /* Red led */ MPP14_GPIO, /* USB fuse */ MPP16_GPIO, /* SATA 0 power */ MPP18_NF_IO0, MPP19_NF_IO1, MPP20_SATA1_ACTn, MPP21_SATA0_ACTn, 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) */ 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)); netspace_v2_gpio_leds_init(); 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