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