/* * arch/arm/mach-kirkwood/netxbig_v2-setup.c * * LaCie 2Big and 5Big Network v2 board setup * * Copyright (C) 2010 Simon Guinot * * 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 netxbig_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 netxbig_v2_flash = { .type = "mx25l4005a", .name = "spi_flash", .parts = netxbig_v2_flash_parts, .nr_parts = ARRAY_SIZE(netxbig_v2_flash_parts), }; static struct spi_board_info __initdata netxbig_v2_spi_slave_info[] = { { .modalias = "m25p80", .platform_data = &netxbig_v2_flash, .irq = -1, .max_speed_hz = 20000000, .bus_num = 0, .chip_select = 0, }, }; /***************************************************************************** * 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), }; /***************************************************************************** * 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 netxbig_v2_i2c_info[] = { { I2C_BOARD_INFO("24c04", 0x50), .platform_data = &at24c04, } }; /***************************************************************************** * SATA ****************************************************************************/ static struct mv_sata_platform_data netxbig_v2_sata_data = { .n_ports = 2, }; static int __initdata netxbig_v2_gpio_hdd_power[] = { 16, 17, 41, 42, 43 }; static void __init netxbig_v2_sata_power_init(void) { int i; int err; int hdd_nb; if (machine_is_net2big_v2()) hdd_nb = 2; else hdd_nb = 5; /* Power up all hard disks. */ for (i = 0; i < hdd_nb; i++) { err = gpio_request(netxbig_v2_gpio_hdd_power[i], NULL); if (err == 0) { err = gpio_direction_output( netxbig_v2_gpio_hdd_power[i], 1); /* Free the HDD power GPIOs. This allow user-space to * configure them via the gpiolib sysfs interface. */ gpio_free(netxbig_v2_gpio_hdd_power[i]); } if (err) pr_err("netxbig_v2: failed to power up HDD%d\n", i + 1); } } /***************************************************************************** * 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 */ /***************************************************************************** * Timer ****************************************************************************/ static void netxbig_v2_timer_init(void) { kirkwood_tclk = 166666667; orion_time_init(IRQ_KIRKWOOD_BRIDGE, kirkwood_tclk); } struct sys_timer netxbig_v2_timer = { .init = netxbig_v2_timer_init, }; /***************************************************************************** * 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); netxbig_v2_sata_power_init(); 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(); spi_register_board_info(netxbig_v2_spi_slave_info, ARRAY_SIZE(netxbig_v2_spi_slave_info)); kirkwood_spi_init(); kirkwood_i2c_init(); i2c_register_board_info(0, netxbig_v2_i2c_info, ARRAY_SIZE(netxbig_v2_i2c_info)); 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 = &netxbig_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 = &netxbig_v2_timer, MACHINE_END #endif