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