2019-01-02 21:13:56 +08:00

134 lines
3.4 KiB
C

/*
* Phicomm K2T A1/A2/A3 reference board support
*
* Copyright (c) 2018 Chen Minqiang <ptpt52@gmail.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include <linux/platform_device.h>
#include <linux/ath9k_platform.h>
#include <linux/ar8216_platform.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include "common.h"
#include "dev-m25p80.h"
#include "machtypes.h"
#include "pci.h"
#include "dev-eth.h"
#include "dev-ap9x-pci.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-spi.h"
#include "dev-wmac.h"
#define K2T_GPIO_LED_BLUE 6
#define K2T_GPIO_LED_RED 7
#define K2T_GPIO_LED_YELLOW 8
#define K2T_GPIO_BTN_RESET 2
#define K2T_KEYS_POLL_INTERVAL 20 /* msecs */
#define K2T_KEYS_DEBOUNCE_INTERVAL (3 * K2T_KEYS_POLL_INTERVAL)
#define K2T_MAC0_OFFSET 0
static struct gpio_led k2t_leds_gpio[] __initdata = {
{
.name = "k2t:blue:lan",
.gpio = K2T_GPIO_LED_BLUE,
.active_low = 1,
},
{
.name = "k2t:red:lan",
.gpio = K2T_GPIO_LED_RED,
.active_low = 0,
},
{
.name = "k2t:yellow:lan",
.gpio = K2T_GPIO_LED_YELLOW,
.active_low = 1,
},
};
static struct gpio_keys_button k2t_gpio_keys[] __initdata = {
{
.desc = "Reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = K2T_KEYS_DEBOUNCE_INTERVAL,
.gpio = K2T_GPIO_BTN_RESET,
.active_low = 1,
},
};
static struct ar8327_pad_cfg k2t_ar8337_pad0_cfg = {
.mode = AR8327_PAD_MAC_SGMII,
.sgmii_delay_en = true,
};
static struct ar8327_platform_data k2t_ar8337_data = {
.pad0_cfg = &k2t_ar8337_pad0_cfg,
.port0_cfg = {
.force_link = 1,
.speed = AR8327_PORT_SPEED_1000,
.duplex = 1,
.txpause = 1,
.rxpause = 1,
},
};
static struct mdio_board_info k2t_mdio0_info[] = {
{
.bus_id = "ag71xx-mdio.0",
.mdio_addr = 0,
.platform_data = &k2t_ar8337_data,
},
};
static void __init k2t_setup(void)
{
u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
ath79_register_m25p80(NULL);
ath79_register_leds_gpio(-1, ARRAY_SIZE(k2t_leds_gpio),
k2t_leds_gpio);
ath79_register_gpio_keys_polled(-1, K2T_KEYS_POLL_INTERVAL,
ARRAY_SIZE(k2t_gpio_keys),
k2t_gpio_keys);
platform_device_register(&ath79_mdio0_device);
mdiobus_register_board_info(k2t_mdio0_info,
ARRAY_SIZE(k2t_mdio0_info));
ath79_init_mac(ath79_eth0_data.mac_addr, art + K2T_MAC0_OFFSET, 0);
/* GMAC0 is connected to an AR8337 switch */
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
ath79_eth0_data.speed = SPEED_1000;
ath79_eth0_data.duplex = DUPLEX_FULL;
ath79_eth0_data.phy_mask = BIT(0);
ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
ath79_register_eth(0);
ath79_register_wmac_simple();
ath79_register_pci();
}
MIPS_MACHINE(ATH79_MACH_K2T, "K2T", "Phicomm K2T A1/A2/A3 board",
k2t_setup);