diff options
Diffstat (limited to 'kernel/arch/mips/ath79/mach-ubnt-xm.c')
-rw-r--r-- | kernel/arch/mips/ath79/mach-ubnt-xm.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/kernel/arch/mips/ath79/mach-ubnt-xm.c b/kernel/arch/mips/ath79/mach-ubnt-xm.c new file mode 100644 index 000000000..4a3c60694 --- /dev/null +++ b/kernel/arch/mips/ath79/mach-ubnt-xm.c @@ -0,0 +1,126 @@ +/* + * Ubiquiti Networks XM (rev 1.0) board support + * + * Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com> + * + * Derived from: mach-pb44.c + * + * 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/pci.h> +#include <linux/ath9k_platform.h> + +#include <asm/mach-ath79/irq.h> + +#include "machtypes.h" +#include "dev-gpio-buttons.h" +#include "dev-leds-gpio.h" +#include "dev-spi.h" +#include "pci.h" + +#define UBNT_XM_GPIO_LED_L1 0 +#define UBNT_XM_GPIO_LED_L2 1 +#define UBNT_XM_GPIO_LED_L3 11 +#define UBNT_XM_GPIO_LED_L4 7 + +#define UBNT_XM_GPIO_BTN_RESET 12 + +#define UBNT_XM_KEYS_POLL_INTERVAL 20 +#define UBNT_XM_KEYS_DEBOUNCE_INTERVAL (3 * UBNT_XM_KEYS_POLL_INTERVAL) + +#define UBNT_XM_EEPROM_ADDR (u8 *) KSEG1ADDR(0x1fff1000) + +static struct gpio_led ubnt_xm_leds_gpio[] __initdata = { + { + .name = "ubnt-xm:red:link1", + .gpio = UBNT_XM_GPIO_LED_L1, + .active_low = 0, + }, { + .name = "ubnt-xm:orange:link2", + .gpio = UBNT_XM_GPIO_LED_L2, + .active_low = 0, + }, { + .name = "ubnt-xm:green:link3", + .gpio = UBNT_XM_GPIO_LED_L3, + .active_low = 0, + }, { + .name = "ubnt-xm:green:link4", + .gpio = UBNT_XM_GPIO_LED_L4, + .active_low = 0, + }, +}; + +static struct gpio_keys_button ubnt_xm_gpio_keys[] __initdata = { + { + .desc = "reset", + .type = EV_KEY, + .code = KEY_RESTART, + .debounce_interval = UBNT_XM_KEYS_DEBOUNCE_INTERVAL, + .gpio = UBNT_XM_GPIO_BTN_RESET, + .active_low = 1, + } +}; + +static struct spi_board_info ubnt_xm_spi_info[] = { + { + .bus_num = 0, + .chip_select = 0, + .max_speed_hz = 25000000, + .modalias = "mx25l6405d", + } +}; + +static struct ath79_spi_platform_data ubnt_xm_spi_data = { + .bus_num = 0, + .num_chipselect = 1, +}; + +#ifdef CONFIG_PCI +static struct ath9k_platform_data ubnt_xm_eeprom_data; + +static int ubnt_xm_pci_plat_dev_init(struct pci_dev *dev) +{ + switch (PCI_SLOT(dev->devfn)) { + case 0: + dev->dev.platform_data = &ubnt_xm_eeprom_data; + break; + } + + return 0; +} + +static void __init ubnt_xm_pci_init(void) +{ + memcpy(ubnt_xm_eeprom_data.eeprom_data, UBNT_XM_EEPROM_ADDR, + sizeof(ubnt_xm_eeprom_data.eeprom_data)); + + ath79_pci_set_plat_dev_init(ubnt_xm_pci_plat_dev_init); + ath79_register_pci(); +} +#else +static inline void ubnt_xm_pci_init(void) {} +#endif /* CONFIG_PCI */ + +static void __init ubnt_xm_init(void) +{ + ath79_register_leds_gpio(-1, ARRAY_SIZE(ubnt_xm_leds_gpio), + ubnt_xm_leds_gpio); + + ath79_register_gpio_keys_polled(-1, UBNT_XM_KEYS_POLL_INTERVAL, + ARRAY_SIZE(ubnt_xm_gpio_keys), + ubnt_xm_gpio_keys); + + ath79_register_spi(&ubnt_xm_spi_data, ubnt_xm_spi_info, + ARRAY_SIZE(ubnt_xm_spi_info)); + + ubnt_xm_pci_init(); +} + +MIPS_MACHINE(ATH79_MACH_UBNT_XM, + "UBNT-XM", + "Ubiquiti Networks XM (rev 1.0) board", + ubnt_xm_init); |