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99 lines
2.5 KiB
C
99 lines
2.5 KiB
C
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/*
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* Bitmain Antminer S1 board support
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*
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* Copyright (C) 2015 L. D. Pinney <ldpinney@gmail.com>
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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/gpio.h>
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#include <asm/mach-ath79/ath79.h>
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#include <asm/mach-ath79/ar71xx_regs.h>
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#include "common.h"
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#include "dev-eth.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-m25p80.h"
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#include "dev-wmac.h"
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#include "machtypes.h"
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#include "dev-usb.h"
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#define ANTMINER_S1_GPIO_BTN_RESET 11
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#define ANTMINER_S1_GPIO_LED_SYSTEM 23
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#define ANTMINER_S1_GPIO_LED_WLAN 0
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#define ANTMINER_S1_GPIO_USB_POWER 8
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#define ANTMINER_S1_KEYSPOLL_INTERVAL 20 /* msecs */
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#define ANTMINER_S1_KEYSDEBOUNCE_INTERVAL (3 * ANTMINER_S1_KEYSPOLL_INTERVAL)
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static const char *ANTMINER_S1_part_probes[] = {
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"tp-link",
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NULL,
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};
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static struct flash_platform_data ANTMINER_S1_flash_data = {
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.part_probes = ANTMINER_S1_part_probes,
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};
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static struct gpio_led ANTMINER_S1_leds_gpio[] __initdata = {
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{
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.name = "bitmain:green:system",
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.gpio = ANTMINER_S1_GPIO_LED_SYSTEM,
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.active_low = 0,
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},{
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.name = "bitmain:green:wlan",
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.gpio = ANTMINER_S1_GPIO_LED_WLAN,
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.active_low = 0,
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},
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};
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static struct gpio_keys_button ANTMINER_S1_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 = ANTMINER_S1_KEYSDEBOUNCE_INTERVAL,
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.gpio = ANTMINER_S1_GPIO_BTN_RESET,
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.active_low = 0,
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},
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};
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static void __init antminer_s1_setup(void)
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{
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u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
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u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
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/* disable PHY_SWAP and PHY_ADDR_SWAP bits */
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ath79_setup_ar933x_phy4_switch(false, false);
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ath79_register_leds_gpio(-1, ARRAY_SIZE(ANTMINER_S1_leds_gpio),
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ANTMINER_S1_leds_gpio);
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ath79_register_gpio_keys_polled(-1, ANTMINER_S1_KEYSPOLL_INTERVAL,
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ARRAY_SIZE(ANTMINER_S1_GPIO_keys),
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ANTMINER_S1_GPIO_keys);
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gpio_request_one(ANTMINER_S1_GPIO_USB_POWER,
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GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
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"USB power");
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ath79_register_usb();
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ath79_register_m25p80(&ANTMINER_S1_flash_data);
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ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
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ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1);
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ath79_register_mdio(0, 0x0);
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ath79_register_eth(0);
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ath79_register_eth(1);
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ath79_register_wmac(ee, mac);
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}
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MIPS_MACHINE(ATH79_MACH_ANTMINER_S1, "ANTMINER-S1",
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"Bitmain Antminer S1", antminer_s1_setup);
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