/* * Buffalo WZR-450HP2 board support * * Copyright (c) 2013 Gabor Juhos <juhosg@openwrt.org> * * Based on the Qualcomm Atheros AP135/AP136 reference board support code * Copyright (c) 2012 Qualcomm Atheros * * 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/phy.h> #include <linux/gpio.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/platform_device.h> #include <linux/ar8216_platform.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-spi.h" #include "dev-usb.h" #include "dev-wmac.h" #include "machtypes.h" #define WZR_450HP2_KEYS_POLL_INTERVAL 20 /* msecs */ #define WZR_450HP2_KEYS_DEBOUNCE_INTERVAL (3 * WZR_450HP2_KEYS_POLL_INTERVAL) #define WZR_450HP2_WMAC_CALDATA_OFFSET 0x1000 static struct mtd_partition wzrhpg450h_partitions[] = { { .name = "u-boot", .offset = 0, .size = 0x0040000, .mask_flags = MTD_WRITEABLE, }, { .name = "u-boot-env", .offset = 0x0040000, .size = 0x0010000, }, { .name = "ART", .offset = 0x0ff0000, .size = 0x0010000, .mask_flags = MTD_WRITEABLE, }, { .name = "firmware", .offset = 0x0050000, .size = 0x0f90000, }, { .name = "user_property", .offset = 0x0fe0000, .size = 0x0010000, } }; static struct flash_platform_data wzr_450hp2_flash_data = { .parts = wzrhpg450h_partitions, .nr_parts = ARRAY_SIZE(wzrhpg450h_partitions), }; static struct gpio_led wzr_450hp2_leds_gpio[] __initdata = { { .name = "buffalo:green:wps", .gpio = 3, .active_low = 1, }, { .name = "buffalo:green:system", .gpio = 20, .active_low = 1, }, { .name = "buffalo:green:wlan", .gpio = 18, .active_low = 1, }, }; static struct gpio_keys_button wzr_450hp2_gpio_keys[] __initdata = { { .desc = "Reset button", .type = EV_KEY, .code = KEY_RESTART, .debounce_interval = WZR_450HP2_KEYS_DEBOUNCE_INTERVAL, .gpio = 17, .active_low = 1, }, { .desc = "RFKILL button", .type = EV_KEY, .code = KEY_RFKILL, .debounce_interval = WZR_450HP2_KEYS_DEBOUNCE_INTERVAL, .gpio = 21, .active_low = 1, }, }; static const struct ar8327_led_info wzr_450hp2_leds_ar8327[] = { AR8327_LED_INFO(PHY0_0, HW, "buffalo:green:lan1"), AR8327_LED_INFO(PHY1_0, HW, "buffalo:green:lan2"), AR8327_LED_INFO(PHY2_0, HW, "buffalo:green:lan3"), AR8327_LED_INFO(PHY3_0, HW, "buffalo:green:lan4"), AR8327_LED_INFO(PHY4_0, HW, "buffalo:green:wan"), }; /* GMAC0 of the AR8327 switch is connected to the QCA9558 SoC via SGMII */ static struct ar8327_pad_cfg wzr_450hp2_ar8327_pad0_cfg = { .mode = AR8327_PAD_MAC_SGMII, .sgmii_delay_en = true, }; /* GMAC6 of the AR8327 switch is connected to the QCA9558 SoC via RGMII */ static struct ar8327_pad_cfg wzr_450hp2_ar8327_pad6_cfg = { .mode = AR8327_PAD_MAC_RGMII, .txclk_delay_en = true, .rxclk_delay_en = true, .txclk_delay_sel = AR8327_CLK_DELAY_SEL1, .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2, }; static struct ar8327_led_cfg wzr_450hp2_ar8327_led_cfg = { .led_ctrl0 = 0xcc35cc35, .led_ctrl1 = 0xca35ca35, .led_ctrl2 = 0xc935c935, .led_ctrl3 = 0x03ffff00, .open_drain = true, }; static struct ar8327_platform_data wzr_450hp2_ar8327_data = { .pad0_cfg = &wzr_450hp2_ar8327_pad0_cfg, .pad6_cfg = &wzr_450hp2_ar8327_pad6_cfg, .port0_cfg = { .force_link = 1, .speed = AR8327_PORT_SPEED_1000, .duplex = 1, .txpause = 1, .rxpause = 1, }, .port6_cfg = { .force_link = 1, .speed = AR8327_PORT_SPEED_1000, .duplex = 1, .txpause = 1, .rxpause = 1, }, .led_cfg = &wzr_450hp2_ar8327_led_cfg, .num_leds = ARRAY_SIZE(wzr_450hp2_leds_ar8327), .leds = wzr_450hp2_leds_ar8327, }; static struct mdio_board_info wzr_450hp2_mdio0_info[] = { { .bus_id = "ag71xx-mdio.0", .phy_addr = 0, .platform_data = &wzr_450hp2_ar8327_data, }, }; static void __init wzr_450hp2_setup(void) { u8 *art = (u8 *) KSEG1ADDR(0x1fff0000); u8 *mac_wan = art; u8 *mac_lan = mac_wan + ETH_ALEN; ath79_register_m25p80(&wzr_450hp2_flash_data); ath79_register_leds_gpio(-1, ARRAY_SIZE(wzr_450hp2_leds_gpio), wzr_450hp2_leds_gpio); ath79_register_gpio_keys_polled(-1, WZR_450HP2_KEYS_POLL_INTERVAL, ARRAY_SIZE(wzr_450hp2_gpio_keys), wzr_450hp2_gpio_keys); ath79_register_wmac(art + WZR_450HP2_WMAC_CALDATA_OFFSET, mac_lan); mdiobus_register_board_info(wzr_450hp2_mdio0_info, ARRAY_SIZE(wzr_450hp2_mdio0_info)); ath79_register_mdio(0, 0x0); ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN); /* GMAC0 is connected to the RMGII interface */ ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; ath79_eth0_data.phy_mask = BIT(0); ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev; ath79_eth0_pll_data.pll_1000 = 0x56000000; ath79_init_mac(ath79_eth0_data.mac_addr, mac_wan, 0); ath79_register_eth(0); /* GMAC1 is connected to the SGMII interface */ ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII; ath79_eth1_data.speed = SPEED_1000; ath79_eth1_data.duplex = DUPLEX_FULL; ath79_eth1_pll_data.pll_1000 = 0x03000101; ath79_init_mac(ath79_eth1_data.mac_addr, mac_lan, 0); ath79_register_eth(1); ath79_register_usb(); } MIPS_MACHINE(ATH79_MACH_WZR_450HP2, "WZR-450HP2", "Buffalo WZR-450HP2", wzr_450hp2_setup);