diff options
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/ath79/mach-tlt-rut900.c')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/mach-tlt-rut900.c | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-tlt-rut900.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-tlt-rut900.c new file mode 100644 index 0000000000..0f53692a69 --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-tlt-rut900.c @@ -0,0 +1,260 @@ +/* + * TELTONIKA TLT-RUT900 board support + * + * Copyright (C) 2014 Teltonika + * + * 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/phy.h> +#include <linux/gpio.h> +#include <linux/platform_device.h> +#include <linux/ath9k_platform.h> +#include <linux/ar8216_platform.h> +#include <linux/mmc/host.h> +#include <linux/spi/spi.h> +#include <linux/spi/mmc_spi.h> + +#include <asm/mach-ath79/ar71xx_regs.h> + +#include "common.h" +#include "dev-eth.h" +#include "dev-gpio-buttons.h" +#include "dev-leds-gpio.h" +#include "dev-m25p80.h" +#include "dev-spi.h" +#include "dev-usb.h" +#include "dev-wmac.h" +#include "machtypes.h" + +#include <linux/i2c.h> +#include <linux/i2c-algo-bit.h> +#include <linux/i2c-gpio.h> + +/* I2C interface */ +#define rut900_GPIO_SDA 17 +#define rut900_GPIO_SCK 16 + +#define RUT900_GPIO_LED_BAR0 48 +#define RUT900_GPIO_LED_BAR1 49 +#define RUT900_GPIO_LED_BAR2 50 +#define RUT900_GPIO_LED_BAR3 51 +#define RUT900_GPIO_LED_BAR4 52 +#define RUT900_GPIO_LED_ST_GRE 54 +#define RUT900_GPIO_LED_ST_RED 53 +//#define RUT900_GPIO_LED_WAN 18 +#define RUT900_GPIO_LED_LAN1 14 +#define RUT900_GPIO_LED_LAN2 13 +#define RUT900_GPIO_LED_LAN3 22 +#define RUT900_GPIO_LED_WAN 1 + +#define RUT900_GPIO_EXTERNAL_LNA0 2 +//#define RUT900_GPIO_EXTERNAL_LNA1 3 + +#define RUT900_GPIO_BTN_RESET 15 +#define RUT900_GPIO_BTN_EXPANDER 4 +#define RUT900_GPIO_BTN_TEST 58 +#define RUT900_GPIO_MMC_CS 3 + +//#define RUT900_GPIO_EXPANDER_POWER 11 + +#define RUT900_KEYS_POLL_INTERVAL 20 /* msecs */ +#define RUT900_KEYS_DEBOUNCE_INTERVAL (3 * RUT900_KEYS_POLL_INTERVAL) +#define RUT900_KEYS_DEBOUNCE_INTERVAL_DIN 20 + +#define RUT900_MAC0_OFFSET 0 +#define RUT900_MAC1_OFFSET 6 +#define RUT900_WMAC_CALDATA_OFFSET 0x1000 +#define RUT900_PCIE_CALDATA_OFFSET 0x5000 + +static struct i2c_gpio_platform_data rut900_i2c_device_platdata = { + .sda_pin = rut900_GPIO_SDA, + .scl_pin = rut900_GPIO_SCK, + .udelay = 10, +}; + +static struct platform_device rut900_i2c_device = { + .name = "i2c-gpio", + .id = 0, + .num_resources = 0, + .resource = NULL, + .dev = { + .platform_data = &rut900_i2c_device_platdata, + }, +}; + +static struct i2c_board_info rut900_i2c_devs[] __initdata = { + { + I2C_BOARD_INFO("pca9539", 0x74), + }, + { + I2C_BOARD_INFO("mcp3221", 0x4D), + }, +}; + +static void rut900_i2c_init(void) +{ + /* The gpio interface */ + platform_device_register(&rut900_i2c_device); + /* I2C devices */ + i2c_register_board_info(0, rut900_i2c_devs, ARRAY_SIZE(rut900_i2c_devs)); +} + +//Flash partitions are calcutated in drivers/mtd/tltpart.c +static const char *rut900_part_probes[] = { + "tlt", + NULL, +}; + +static struct flash_platform_data rut900_flash_data = { + .part_probes = rut900_part_probes, +}; + +static struct gpio_led rut900_leds_gpio[] __initdata = { + { + .name = "tlt:green:signal_bar0", + .gpio = RUT900_GPIO_LED_BAR0, + .active_low = 0, + }, + { + .name = "tlt:green:signal_bar1", + .gpio = RUT900_GPIO_LED_BAR1, + .active_low = 0, + }, + { + .name = "tlt:green:signal_bar2", + .gpio = RUT900_GPIO_LED_BAR2, + .active_low = 0, + }, + { + .name = "tlt:green:signal_bar3", + .gpio = RUT900_GPIO_LED_BAR3, + .active_low = 0, + }, + { + .name = "tlt:green:signal_bar4", + .gpio = RUT900_GPIO_LED_BAR4, + .active_low = 0, + }, + { + .name = "tlt:green:status", + .gpio = RUT900_GPIO_LED_ST_GRE, + .active_low = 0, + }, + { + .name = "tlt:red:status", + .gpio = RUT900_GPIO_LED_ST_RED, + .active_low = 0, + }, + +}; + +static struct gpio_keys_button rut900_gpio_keys[] __initdata = { + { + .desc = "Reset button", + .type = EV_KEY, + .code = KEY_RESTART, + .debounce_interval = RUT900_KEYS_DEBOUNCE_INTERVAL, + .gpio = RUT900_GPIO_BTN_RESET, + .active_low = 1, + }, + { + .desc = "Expander interrupt", + .type = EV_KEY, + .code = KEY_RFKILL, + .debounce_interval = RUT900_KEYS_DEBOUNCE_INTERVAL_DIN, + .gpio = RUT900_GPIO_BTN_EXPANDER, + }, +}; + +static struct spi_board_info ath79_spi_info[] = { + { + .bus_num = 0, + .chip_select = 0, + .max_speed_hz = 25000000, + .modalias = "m25p80", + .platform_data = &rut900_flash_data, + }, + { + .bus_num = 0, + .chip_select = 1, + .max_speed_hz = 25000000, + .modalias = "mmc_spi", + } +}; + +static struct ath79_spi_platform_data ath79_spi_data = { + .bus_num = 0, + .num_chipselect = 2, +}; + +static void __init rut900_setup(void) +{ + u8 *mac = (u8 *) KSEG1ADDR(0x1f020000); + u8 *art = (u8 *) KSEG1ADDR(0x1f030000); + u8 tmpmac[ETH_ALEN]; + + ath79_register_spi(&ath79_spi_data, ath79_spi_info, 2); + ath79_register_leds_gpio(-1, ARRAY_SIZE(rut900_leds_gpio), + rut900_leds_gpio); + ath79_register_gpio_keys_polled(-1, RUT900_KEYS_POLL_INTERVAL, + ARRAY_SIZE(rut900_gpio_keys), + rut900_gpio_keys); + + ath79_wmac_set_ext_lna_gpio(0, RUT900_GPIO_EXTERNAL_LNA0); + + ath79_init_mac(tmpmac, mac, 2); + ath79_register_wmac(art + RUT900_WMAC_CALDATA_OFFSET, tmpmac); + + + ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_ONLY_MODE); + + ath79_register_mdio(1, 0x0); + + /* LAN */ + ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0); + + /* GMAC1 is connected to the internal switch */ + ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII; + + ath79_register_eth(1); + + /* WAN */ + ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1); + + /* GMAC0 is connected to the PHY4 of the internal switch */ + ath79_switch_data.phy4_mii_en = 1; + ath79_switch_data.phy_poll_mask = BIT(4); + ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII; + ath79_eth0_data.phy_mask = BIT(4); + ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev; + + ath79_register_eth(0); + + ath79_register_usb(); + + ath79_gpio_output_select(RUT900_GPIO_LED_LAN1, + AR934X_GPIO_OUT_LED_LINK3); + ath79_gpio_output_select(RUT900_GPIO_LED_LAN2, + AR934X_GPIO_OUT_LED_LINK2); + ath79_gpio_output_select(RUT900_GPIO_LED_LAN3, + AR934X_GPIO_OUT_LED_LINK1); + ath79_gpio_output_select(RUT900_GPIO_LED_WAN, + AR934X_GPIO_OUT_LED_LINK4); + + //SPI CS1 + ath79_gpio_output_select(RUT900_GPIO_MMC_CS, + 7); + + //HS UART + ath79_gpio_output_select(18, 79); + + /* Init I2C interface */ + rut900_i2c_init(); +} + +MIPS_MACHINE(ATH79_MACH_TLT_RUT900, "TLT-RUT900", + "TELTONIKA TLT-RUT900", + rut900_setup); |