mirror of https://gitee.com/openkylin/linux.git
120 lines
2.8 KiB
C
120 lines
2.8 KiB
C
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/*
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* Ubiquiti Networks XM (rev 1.0) board support
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*
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* Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com>
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*
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* Derived from: mach-pb44.c
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include <linux/init.h>
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#include <linux/pci.h>
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#ifdef CONFIG_PCI
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#include <linux/ath9k_platform.h>
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#include <asm/mach-ath79/pci-ath724x.h>
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#endif /* CONFIG_PCI */
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#include "machtypes.h"
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#include "dev-gpio-buttons.h"
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#include "dev-leds-gpio.h"
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#include "dev-spi.h"
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#define UBNT_XM_GPIO_LED_L1 0
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#define UBNT_XM_GPIO_LED_L2 1
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#define UBNT_XM_GPIO_LED_L3 11
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#define UBNT_XM_GPIO_LED_L4 7
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#define UBNT_XM_GPIO_BTN_RESET 12
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#define UBNT_XM_KEYS_POLL_INTERVAL 20
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#define UBNT_XM_KEYS_DEBOUNCE_INTERVAL (3 * UBNT_XM_KEYS_POLL_INTERVAL)
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#define UBNT_XM_PCI_IRQ 48
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#define UBNT_XM_EEPROM_ADDR (u8 *) KSEG1ADDR(0x1fff1000)
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static struct gpio_led ubnt_xm_leds_gpio[] __initdata = {
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{
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.name = "ubnt-xm:red:link1",
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.gpio = UBNT_XM_GPIO_LED_L1,
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.active_low = 0,
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}, {
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.name = "ubnt-xm:orange:link2",
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.gpio = UBNT_XM_GPIO_LED_L2,
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.active_low = 0,
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}, {
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.name = "ubnt-xm:green:link3",
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.gpio = UBNT_XM_GPIO_LED_L3,
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.active_low = 0,
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}, {
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.name = "ubnt-xm:green:link4",
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.gpio = UBNT_XM_GPIO_LED_L4,
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.active_low = 0,
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},
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};
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static struct gpio_keys_button ubnt_xm_gpio_keys[] __initdata = {
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{
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.desc = "reset",
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.type = EV_KEY,
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.code = KEY_RESTART,
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.debounce_interval = UBNT_XM_KEYS_DEBOUNCE_INTERVAL,
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.gpio = UBNT_XM_GPIO_BTN_RESET,
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.active_low = 1,
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}
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};
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static struct spi_board_info ubnt_xm_spi_info[] = {
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{
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.bus_num = 0,
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.chip_select = 0,
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.max_speed_hz = 25000000,
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.modalias = "mx25l6405d",
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}
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};
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static struct ath79_spi_platform_data ubnt_xm_spi_data = {
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.bus_num = 0,
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.num_chipselect = 1,
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};
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#ifdef CONFIG_PCI
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static struct ath9k_platform_data ubnt_xm_eeprom_data;
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static struct ath724x_pci_data ubnt_xm_pci_data[] = {
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{
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.irq = UBNT_XM_PCI_IRQ,
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.pdata = &ubnt_xm_eeprom_data,
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},
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};
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#endif /* CONFIG_PCI */
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static void __init ubnt_xm_init(void)
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{
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ath79_register_leds_gpio(-1, ARRAY_SIZE(ubnt_xm_leds_gpio),
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ubnt_xm_leds_gpio);
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ath79_register_gpio_keys_polled(-1, UBNT_XM_KEYS_POLL_INTERVAL,
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ARRAY_SIZE(ubnt_xm_gpio_keys),
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ubnt_xm_gpio_keys);
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ath79_register_spi(&ubnt_xm_spi_data, ubnt_xm_spi_info,
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ARRAY_SIZE(ubnt_xm_spi_info));
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#ifdef CONFIG_PCI
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memcpy(ubnt_xm_eeprom_data.eeprom_data, UBNT_XM_EEPROM_ADDR,
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sizeof(ubnt_xm_eeprom_data.eeprom_data));
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ath724x_pci_add_data(ubnt_xm_pci_data, ARRAY_SIZE(ubnt_xm_pci_data));
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#endif /* CONFIG_PCI */
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}
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MIPS_MACHINE(ATH79_MACH_UBNT_XM,
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"UBNT-XM",
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"Ubiquiti Networks XM (rev 1.0) board",
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ubnt_xm_init);
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