From 9e3f6712d05c7a02e106a2ecfebca0168c5dd6f2 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Mon, 14 Jul 2014 10:25:51 +0000 Subject: ar71xx: add kernel support for the EnGenius ESR900 Signed-off-by: Forest Crossman Patchwork: http://patchwork.openwrt.org/patch/5714/ [juhosg: - drop nvram.c modifications, - create a separate kernel patch, - use ath79_setup_qca955x_eth_cfg helper, - merge esr900_{010,common}_setup functions, - statically init AR8327 pad configurations, - use pr_err instead of printk] Signed-off-by: Gabor Juhos git-svn-id: svn://svn.openwrt.org/openwrt/trunk@41640 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../ar71xx/files/arch/mips/ath79/mach-esr900.c | 200 +++++++++++++++++++++ 1 file changed, 200 insertions(+) create mode 100644 target/linux/ar71xx/files/arch/mips/ath79/mach-esr900.c (limited to 'target/linux/ar71xx/files') diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-esr900.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-esr900.c new file mode 100644 index 0000000000..ca36e36114 --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-esr900.c @@ -0,0 +1,200 @@ +/* + * EnGenius ESR900 board support + * + * Copyright (C) 2008-2012 Gabor Juhos + * Copyright (C) 2008 Imre Kaloz + * + * 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. + */ + +#define pr_fmt(fmt) "esr900: " fmt + +#include +#include + +#include + +#include "common.h" +#include "pci.h" +#include "dev-ap9x-pci.h" +#include "dev-gpio-buttons.h" +#include "dev-eth.h" +#include "dev-leds-gpio.h" +#include "dev-m25p80.h" +#include "dev-usb.h" +#include "dev-wmac.h" +#include "machtypes.h" +#include "nvram.h" + +#define ESR900_GPIO_LED_POWER 2 +#define ESR900_GPIO_LED_WLAN_2G 13 +#define ESR900_GPIO_LED_WPS_BLUE 19 +#define ESR900_GPIO_LED_WPS_AMBER 22 +#define ESR900_GPIO_LED_WLAN_5G 23 + +#define ESR900_GPIO_BTN_WPS 16 +#define ESR900_GPIO_BTN_RESET 17 + +#define ESR900_KEYS_POLL_INTERVAL 20 /* msecs */ +#define ESR900_KEYS_DEBOUNCE_INTERVAL (3 * ESR900_KEYS_POLL_INTERVAL) + +#define ESR900_CALDATA_ADDR 0x1fff0000 +#define ESR900_WMAC_CALDATA_OFFSET 0x1000 +#define ESR900_PCIE_CALDATA_OFFSET 0x5000 + +#define ESR900_CONFIG_ADDR 0x1f030000 +#define ESR900_CONFIG_SIZE 0x10000 + +#define ESR900_LAN_PHYMASK BIT(0) +#define ESR900_WAN_PHYMASK BIT(5) +#define ESR900_MDIO_MASK (~(ESR900_LAN_PHYMASK | ESR900_WAN_PHYMASK)) + +static struct gpio_led esr900_leds_gpio[] __initdata = { + { + .name = "engenius:amber:power", + .gpio = ESR900_GPIO_LED_POWER, + .active_low = 1, + }, + { + .name = "engenius:blue:wlan-2g", + .gpio = ESR900_GPIO_LED_WLAN_2G, + .active_low = 1, + }, + { + .name = "engenius:blue:wps", + .gpio = ESR900_GPIO_LED_WPS_BLUE, + .active_low = 1, + }, + { + .name = "engenius:amber:wps", + .gpio = ESR900_GPIO_LED_WPS_AMBER, + .active_low = 1, + }, + { + .name = "engenius:blue:wlan-5g", + .gpio = ESR900_GPIO_LED_WLAN_5G, + .active_low = 1, + } +}; + +static struct gpio_keys_button esr900_gpio_keys[] __initdata = { + { + .desc = "WPS button", + .type = EV_KEY, + .code = KEY_WPS_BUTTON, + .debounce_interval = ESR900_KEYS_DEBOUNCE_INTERVAL, + .gpio = ESR900_GPIO_BTN_WPS, + .active_low = 1, + }, + { + .desc = "Reset button", + .type = EV_KEY, + .code = KEY_RESTART, + .debounce_interval = ESR900_KEYS_DEBOUNCE_INTERVAL, + .gpio = ESR900_GPIO_BTN_RESET, + .active_low = 1, + }, +}; + +static struct ar8327_pad_cfg esr900_ar8327_pad0_cfg = { + /* GMAC0 of the AR8337 switch is connected to GMAC0 via RGMII */ + .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_pad_cfg esr900_ar8327_pad6_cfg = { + /* GMAC6 of the AR8337 switch is connected to GMAC1 via SGMII */ + .mode = AR8327_PAD_MAC_SGMII, + .rxclk_delay_en = true, + .rxclk_delay_sel = AR8327_CLK_DELAY_SEL0, +}; + +static struct ar8327_platform_data esr900_ar8327_data = { + .pad0_cfg = &esr900_ar8327_pad0_cfg, + .pad6_cfg = &esr900_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, + }, +}; + +static struct mdio_board_info esr900_mdio0_info[] = { + { + .bus_id = "ag71xx-mdio.0", + .phy_addr = 0, + .platform_data = &esr900_ar8327_data, + }, +}; + +static void __init esr900_setup(void) +{ + const char *config = (char *) KSEG1ADDR(ESR900_CONFIG_ADDR); + u8 *art = (u8 *) KSEG1ADDR(ESR900_CALDATA_ADDR); + u8 lan_mac[6]; + u8 wlan0_mac[6]; + u8 wlan1_mac[6]; + + if (ath79_nvram_parse_mac_addr(config, ESR900_CONFIG_SIZE, + "ethaddr=", lan_mac) == 0) { + ath79_init_local_mac(ath79_eth0_data.mac_addr, lan_mac); + ath79_init_mac(wlan0_mac, lan_mac, 0); + ath79_init_mac(wlan1_mac, lan_mac, 1); + } else { + pr_err("could not find ethaddr in u-boot environment\n"); + } + + ath79_register_m25p80(NULL); + + ath79_register_leds_gpio(-1, ARRAY_SIZE(esr900_leds_gpio), + esr900_leds_gpio); + ath79_register_gpio_keys_polled(-1, ESR900_KEYS_POLL_INTERVAL, + ARRAY_SIZE(esr900_gpio_keys), + esr900_gpio_keys); + + ath79_register_usb(); + + ath79_register_wmac(art + ESR900_WMAC_CALDATA_OFFSET, wlan0_mac); + + ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN); + + ath79_register_mdio(0, 0x0); + + mdiobus_register_board_info(esr900_mdio0_info, + ARRAY_SIZE(esr900_mdio0_info)); + + /* GMAC0 is connected to the RMGII interface */ + ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; + ath79_eth0_data.phy_mask = ESR900_LAN_PHYMASK; + ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev; + + ath79_eth0_pll_data.pll_1000 = 0xa6000000; + 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_register_eth(1); + + ap91_pci_init(art + ESR900_PCIE_CALDATA_OFFSET, wlan1_mac); +} + +MIPS_MACHINE(ATH79_MACH_ESR900, "ESR900", "EnGenius ESR900", esr900_setup); + -- cgit v1.2.3