openwrtv4/target/linux/ar71xx/files/arch/mips/ath79/mach-dlan-hotspot.c
John Crispin 99fd9a7041 ar71xx: add support for the devolo dLAN Hotspot
Signed-off-by: Günther Kelleter <guenther.kelleter@devolo.de>

SVN-Revision: 47554
2015-11-21 21:24:18 +00:00

117 lines
3.3 KiB
C

/*
* devolo dLAN Hotspot board support
*
* Copyright (C) 2015 Torsten Schnuis <torsten.schnuis@gik.de>
* Copyright (C) 2015 devolo AG
*
* 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 "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"
#define DLAN_HOTSPOT_GPIO_LED_WIFI 0
#define DLAN_HOTSPOT_GPIO_BTN_RESET 11
#define DLAN_HOTSPOT_GPIO_BTN_PLC_PAIRING 12
#define DLAN_HOTSPOT_GPIO_BTN_WIFI 21
#define DLAN_HOTSPOT_GPIO_PLC_POWER 22
#define DLAN_HOTSPOT_GPIO_PLC_RESET 20
#define DLAN_HOTSPOT_GPIO_PLC_DISABLE_LEDS 18
#define DLAN_HOTSPOT_KEYS_POLL_INTERVAL 20 /* msecs */
#define DLAN_HOTSPOT_KEYS_DEBOUNCE_INTERVAL (3 * DLAN_HOTSPOT_KEYS_POLL_INTERVAL)
#define DLAN_HOTSPOT_ART_ADDRESS 0x1fff0000
#define DLAN_HOTSPOT_CALDATA_OFFSET 0x00001000
#define DLAN_HOTSPOT_MAC_ADDRESS_OFFSET 0x00001002
static struct gpio_led dlan_hotspot_leds_gpio[] __initdata = {
{
.name = "devolo:green:wifi",
.gpio = DLAN_HOTSPOT_GPIO_LED_WIFI,
.active_low = 0,
}
};
static struct gpio_keys_button dlan_hotspot_gpio_keys[] __initdata = {
{
.desc = "Reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = DLAN_HOTSPOT_KEYS_DEBOUNCE_INTERVAL,
.gpio = DLAN_HOTSPOT_GPIO_BTN_RESET,
.active_low = 0,
},
{
.desc = "Pairing button",
.type = EV_KEY,
.code = BTN_0,
.debounce_interval = DLAN_HOTSPOT_KEYS_DEBOUNCE_INTERVAL,
.gpio = DLAN_HOTSPOT_GPIO_BTN_PLC_PAIRING,
.active_low = 0,
},
{
.desc = "WLAN button",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = DLAN_HOTSPOT_KEYS_DEBOUNCE_INTERVAL,
.gpio = DLAN_HOTSPOT_GPIO_BTN_WIFI,
.active_low = 0,
}
};
static void __init dlan_hotspot_setup(void)
{
u8 *art = (u8 *) KSEG1ADDR(DLAN_HOTSPOT_ART_ADDRESS);
u8 *cal = art + DLAN_HOTSPOT_CALDATA_OFFSET;
u8 *wifi_mac = art + DLAN_HOTSPOT_MAC_ADDRESS_OFFSET;
/* disable PHY_SWAP and PHY_ADDR_SWAP bits */
ath79_setup_ar933x_phy4_switch(false, false);
ath79_register_leds_gpio(-1, ARRAY_SIZE(dlan_hotspot_leds_gpio),
dlan_hotspot_leds_gpio);
ath79_register_gpio_keys_polled(-1, DLAN_HOTSPOT_KEYS_POLL_INTERVAL,
ARRAY_SIZE(dlan_hotspot_gpio_keys),
dlan_hotspot_gpio_keys);
gpio_request_one(DLAN_HOTSPOT_GPIO_PLC_POWER,
GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
"PLC power");
gpio_request_one(DLAN_HOTSPOT_GPIO_PLC_RESET,
GPIOF_OUT_INIT_LOW | GPIOF_EXPORT_DIR_FIXED,
"PLC reset");
gpio_request_one(DLAN_HOTSPOT_GPIO_PLC_DISABLE_LEDS,
GPIOF_OUT_INIT_LOW | GPIOF_EXPORT_DIR_FIXED,
"PLC LEDs");
ath79_register_usb();
ath79_register_m25p80(NULL);
ath79_init_mac(ath79_eth0_data.mac_addr, wifi_mac, 1);
ath79_init_mac(ath79_eth1_data.mac_addr, wifi_mac, 2);
ath79_register_mdio(0, 0x0);
ath79_register_eth(0);
ath79_register_eth(1);
ath79_register_wmac(cal, wifi_mac);
}
MIPS_MACHINE(ATH79_MACH_DLAN_HOTSPOT, "dLAN-Hotspot",
"dLAN Hotspot", dlan_hotspot_setup);