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author | Gabor Juhos <juhosg@openwrt.org> | 2014-07-13 19:43:57 +0000 |
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committer | Gabor Juhos <juhosg@openwrt.org> | 2014-07-13 19:43:57 +0000 |
commit | 16d45d553108bfb898b70aa9156fab99fc99678a (patch) | |
tree | fa8111aac28efb6b20802608d0d72285fac3876a /target/linux/ar71xx/files/arch/mips | |
parent | ee3dfafaf153fece46b15400a03581f541f96500 (diff) | |
download | master-31e0f0ae-16d45d553108bfb898b70aa9156fab99fc99678a.tar.gz master-31e0f0ae-16d45d553108bfb898b70aa9156fab99fc99678a.tar.bz2 master-31e0f0ae-16d45d553108bfb898b70aa9156fab99fc99678a.zip |
ar71xx: add kernel support for EnGenius ESR1750
Signed-off-by: Jon Suphammer <jon@suphammer.net>
Patchwork: http://patchwork.openwrt.org/patch/5840/
[juhosg:
- fix coding style in mach-esr1750.c,
- rename and refresh kernel patch]
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
SVN-Revision: 41624
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips')
-rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/mach-esr1750.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-esr1750.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-esr1750.c new file mode 100644 index 0000000000..2a34b3a2e9 --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-esr1750.c @@ -0,0 +1,176 @@ +/* + * EnGenius ESR1750 board support + * + * Copyright (c) 2014 Jon Suphammer <jon@suphammer.net> + * + * 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/platform_device.h> +#include <linux/ar8216_platform.h> + +#include <asm/mach-ath79/ar71xx_regs.h> + +#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 ESR1750_GPIO_LED_WLAN_5G 23 +#define ESR1750_GPIO_LED_WLAN_2G 13 +#define ESR1750_GPIO_LED_POWER_AMBER 2 +#define ESR1750_GPIO_LED_WPS_AMBER 22 +#define ESR1750_GPIO_LED_WPS_BLUE 19 + +#define ESR1750_GPIO_BTN_WPS 16 +#define ESR1750_GPIO_BTN_RESET 17 + +#define ESR1750_KEYS_POLL_INTERVAL 20 /* msecs */ +#define ESR1750_KEYS_DEBOUNCE_INTERVAL (3 * ESR1750_KEYS_POLL_INTERVAL) + +#define ESR1750_CALDATA_ADDR 0x1fff0000 +#define ESR1750_WMAC_CALDATA_OFFSET 0x1000 +#define ESR1750_PCIE_CALDATA_OFFSET 0x5000 + +#define ESR1750_NVRAM_ADDR 0x1f030000 +#define ESR1750_NVRAM_SIZE 0x10000 + +static struct gpio_led esr1750_leds_gpio[] __initdata = { + { + .name = "esr1750:amber:power", + .gpio = ESR1750_GPIO_LED_POWER_AMBER, + .active_low = 1, + }, + { + .name = "esr1750:blue:wps", + .gpio = ESR1750_GPIO_LED_WPS_BLUE, + .active_low = 1, + }, + { + .name = "esr1750:amber:wps", + .gpio = ESR1750_GPIO_LED_WPS_AMBER, + .active_low = 1, + }, + { + .name = "esr1750:blue:wlan-2g", + .gpio = ESR1750_GPIO_LED_WLAN_2G, + .active_low = 1, + }, + { + .name = "esr1750:blue:wlan-5g", + .gpio = ESR1750_GPIO_LED_WLAN_5G, + .active_low = 1, + } +}; + +static struct gpio_keys_button esr1750_gpio_keys[] __initdata = { + { + .desc = "WPS button", + .type = EV_KEY, + .code = KEY_WPS_BUTTON, + .debounce_interval = ESR1750_KEYS_DEBOUNCE_INTERVAL, + .gpio = ESR1750_GPIO_BTN_WPS, + .active_low = 1, + }, + { + .desc = "Reset button", + .type = EV_KEY, + .code = KEY_RESTART, + .debounce_interval = ESR1750_KEYS_DEBOUNCE_INTERVAL, + .gpio = ESR1750_GPIO_BTN_RESET, + .active_low = 1, + }, +}; + +static struct ar8327_pad_cfg esr1750_ar8327_pad0_cfg = { + .mode = AR8327_PAD_MAC_RGMII, + .txclk_delay_en = true, + .rxclk_delay_en = true, + .txclk_delay_sel = AR8327_CLK_DELAY_SEL2, + .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2, +}; + +static struct ar8327_platform_data esr1750_ar8327_data = { + .pad0_cfg = &esr1750_ar8327_pad0_cfg, + .port0_cfg = { + .force_link = 1, + .speed = AR8327_PORT_SPEED_1000, + .duplex = 1, + .txpause = 1, + .rxpause = 1, + }, +}; + +static struct mdio_board_info esr1750_mdio0_info[] = { + { + .bus_id = "ag71xx-mdio.0", + .phy_addr = 0, + .platform_data = &esr1750_ar8327_data, + }, +}; + +static int esr1750_get_mac(const char *name, char *mac) +{ + u8 *nvram = (u8 *) KSEG1ADDR(ESR1750_NVRAM_ADDR); + int err; + + err = ath79_nvram_parse_mac_addr(nvram, ESR1750_NVRAM_SIZE, + name, mac); + if (err) { + pr_err("no MAC address found for %s\n", name); + return false; + } + + return true; +} + +static void __init esr1750_setup(void) +{ + u8 *caldata = (u8 *) KSEG1ADDR(ESR1750_CALDATA_ADDR); + u8 mac1[ETH_ALEN]; + + ath79_register_m25p80(NULL); + + ath79_register_leds_gpio(-1, ARRAY_SIZE(esr1750_leds_gpio), + esr1750_leds_gpio); + ath79_register_gpio_keys_polled(-1, ESR1750_KEYS_POLL_INTERVAL, + ARRAY_SIZE(esr1750_gpio_keys), + esr1750_gpio_keys); + + ath79_register_usb(); + + ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN); + + ath79_register_mdio(0, 0x0); + + mdiobus_register_board_info(esr1750_mdio0_info, + ARRAY_SIZE(esr1750_mdio0_info)); + + /* GMAC0 is connected to an QCA8327N switch */ + 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; + + if (esr1750_get_mac("ethaddr=", mac1)) + ath79_init_mac(ath79_eth0_data.mac_addr, mac1, 0); + + ath79_eth0_pll_data.pll_1000 = 0xa6000000; + ath79_register_eth(0); + + ath79_register_wmac(caldata + ESR1750_WMAC_CALDATA_OFFSET, mac1); + + ath79_register_pci(); +} + +MIPS_MACHINE(ATH79_MACH_ESR1750, "ESR1750", + "EnGenius ESR1750", + esr1750_setup); |