diff options
Diffstat (limited to 'target/linux/ar71xx/files-2.6.39/arch/mips/ar71xx/mach-pb44.c')
| -rw-r--r-- | target/linux/ar71xx/files-2.6.39/arch/mips/ar71xx/mach-pb44.c | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files-2.6.39/arch/mips/ar71xx/mach-pb44.c b/target/linux/ar71xx/files-2.6.39/arch/mips/ar71xx/mach-pb44.c new file mode 100644 index 0000000000..5e013504e6 --- /dev/null +++ b/target/linux/ar71xx/files-2.6.39/arch/mips/ar71xx/mach-pb44.c @@ -0,0 +1,223 @@ +/* + * Atheros PB44 board support + * + * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include <linux/init.h> +#include <linux/bitops.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/spi/spi.h> +#include <linux/spi/flash.h> +#include <linux/spi/vsc7385.h> +#include <linux/i2c.h> +#include <linux/i2c-gpio.h> +#include <linux/i2c/pcf857x.h> + +#include <asm/mach-ar71xx/ar71xx.h> + +#include "machtype.h" +#include "devices.h" +#include "dev-pb42-pci.h" +#include "dev-gpio-buttons.h" +#include "dev-leds-gpio.h" +#include "dev-usb.h" + +#define PB44_PCF8757_VSC7395_CS 0 +#define PB44_PCF8757_STEREO_CS 1 +#define PB44_PCF8757_SLIC_CS0 2 +#define PB44_PCF8757_SLIC_TEST 3 +#define PB44_PCF8757_SLIC_INT0 4 +#define PB44_PCF8757_SLIC_INT1 5 +#define PB44_PCF8757_SW_RESET 6 +#define PB44_PCF8757_SW_JUMP 8 +#define PB44_PCF8757_LED_JUMP1 9 +#define PB44_PCF8757_LED_JUMP2 10 +#define PB44_PCF8757_TP24 11 +#define PB44_PCF8757_TP25 12 +#define PB44_PCF8757_TP26 13 +#define PB44_PCF8757_TP27 14 +#define PB44_PCF8757_TP28 15 + +#define PB44_GPIO_I2C_SCL 0 +#define PB44_GPIO_I2C_SDA 1 + +#define PB44_GPIO_EXP_BASE 16 +#define PB44_GPIO_VSC7395_CS (PB44_GPIO_EXP_BASE + PB44_PCF8757_VSC7395_CS) +#define PB44_GPIO_SW_RESET (PB44_GPIO_EXP_BASE + PB44_PCF8757_SW_RESET) +#define PB44_GPIO_SW_JUMP (PB44_GPIO_EXP_BASE + PB44_PCF8757_SW_JUMP) +#define PB44_GPIO_LED_JUMP1 (PB44_GPIO_EXP_BASE + PB44_PCF8757_LED_JUMP1) +#define PB44_GPIO_LED_JUMP2 (PB44_GPIO_EXP_BASE + PB44_PCF8757_LED_JUMP2) + +#define PB44_KEYS_POLL_INTERVAL 20 /* msecs */ +#define PB44_KEYS_DEBOUNCE_INTERVAL (3 * PB44_KEYS_POLL_INTERVAL) + +static struct i2c_gpio_platform_data pb44_i2c_gpio_data = { + .sda_pin = PB44_GPIO_I2C_SDA, + .scl_pin = PB44_GPIO_I2C_SCL, +}; + +static struct platform_device pb44_i2c_gpio_device = { + .name = "i2c-gpio", + .id = 0, + .dev = { + .platform_data = &pb44_i2c_gpio_data, + } +}; + +static struct pcf857x_platform_data pb44_pcf857x_data = { + .gpio_base = PB44_GPIO_EXP_BASE, +}; + +static struct i2c_board_info pb44_i2c_board_info[] __initdata = { + { + I2C_BOARD_INFO("pcf8575", 0x20), + .platform_data = &pb44_pcf857x_data, + }, +}; + +static struct gpio_led pb44_leds_gpio[] __initdata = { + { + .name = "pb44:amber:jump1", + .gpio = PB44_GPIO_LED_JUMP1, + .active_low = 1, + }, { + .name = "pb44:green:jump2", + .gpio = PB44_GPIO_LED_JUMP2, + .active_low = 1, + }, +}; + +static struct gpio_keys_button pb44_gpio_keys[] __initdata = { + { + .desc = "soft_reset", + .type = EV_KEY, + .code = KEY_RESTART, + .debounce_interval = PB44_KEYS_DEBOUNCE_INTERVAL, + .gpio = PB44_GPIO_SW_RESET, + .active_low = 1, + }, { + .desc = "jumpstart", + .type = EV_KEY, + .code = KEY_WPS_BUTTON, + .debounce_interval = PB44_KEYS_DEBOUNCE_INTERVAL, + .gpio = PB44_GPIO_SW_JUMP, + .active_low = 1, + } +}; + +static void pb44_vsc7395_reset(void) +{ + ar71xx_device_stop(RESET_MODULE_GE1_PHY); + udelay(10); + ar71xx_device_start(RESET_MODULE_GE1_PHY); + mdelay(50); +} + +static struct vsc7385_platform_data pb44_vsc7395_data = { + .reset = pb44_vsc7395_reset, + .ucode_name = "vsc7395_ucode_pb44.bin", + .mac_cfg = { + .tx_ipg = 6, + .bit2 = 1, + .clk_sel = 0, + }, +}; + +static const char *pb44_part_probes[] = { + "RedBoot", + NULL, +}; + +static struct flash_platform_data pb44_flash_data = { + .part_probes = pb44_part_probes, +}; + +static struct spi_board_info pb44_spi_info[] = { + { + .bus_num = 0, + .chip_select = 0, + .max_speed_hz = 25000000, + .modalias = "m25p80", + .platform_data = &pb44_flash_data, + }, { + .bus_num = 0, + .chip_select = 1, + .max_speed_hz = 25000000, + .modalias = "spi-vsc7385", + .platform_data = &pb44_vsc7395_data, + .controller_data = (void *) PB44_GPIO_VSC7395_CS, + }, +}; + +static struct resource pb44_spi_resources[] = { + [0] = { + .start = AR71XX_SPI_BASE, + .end = AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1, + .flags = IORESOURCE_MEM, + }, +}; + +static struct ar71xx_spi_platform_data pb44_spi_data = { + .bus_num = 0, + .num_chipselect = 2, +}; + +static struct platform_device pb44_spi_device = { + .name = "pb44-spi", + .id = -1, + .resource = pb44_spi_resources, + .num_resources = ARRAY_SIZE(pb44_spi_resources), + .dev = { + .platform_data = &pb44_spi_data, + }, +}; + +#define PB44_WAN_PHYMASK BIT(0) +#define PB44_LAN_PHYMASK 0 +#define PB44_MDIO_PHYMASK (PB44_LAN_PHYMASK | PB44_WAN_PHYMASK) + +static void __init pb44_init(void) +{ + ar71xx_add_device_mdio(0, ~PB44_MDIO_PHYMASK); + + ar71xx_init_mac(ar71xx_eth0_data.mac_addr, ar71xx_mac_base, 0); + ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; + ar71xx_eth0_data.phy_mask = PB44_WAN_PHYMASK; + + ar71xx_add_device_eth(0); + + ar71xx_init_mac(ar71xx_eth1_data.mac_addr, ar71xx_mac_base, 1); + ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; + ar71xx_eth1_data.speed = SPEED_1000; + ar71xx_eth1_data.duplex = DUPLEX_FULL; + ar71xx_eth1_pll_data.pll_1000 = 0x110000; + + ar71xx_add_device_eth(1); + + ar71xx_add_device_usb(); + + pb42_pci_init(); + + i2c_register_board_info(0, pb44_i2c_board_info, + ARRAY_SIZE(pb44_i2c_board_info)); + + platform_device_register(&pb44_i2c_gpio_device); + + spi_register_board_info(pb44_spi_info, ARRAY_SIZE(pb44_spi_info)); + platform_device_register(&pb44_spi_device); + + ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(pb44_leds_gpio), + pb44_leds_gpio); + + ar71xx_register_gpio_keys_polled(-1, PB44_KEYS_POLL_INTERVAL, + ARRAY_SIZE(pb44_gpio_keys), + pb44_gpio_keys); +} + +MIPS_MACHINE(AR71XX_MACH_PB44, "PB44", "Atheros PB44", pb44_init); |