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authorGabor Juhos <juhosg@openwrt.org>2014-07-13 19:43:57 +0000
committerGabor Juhos <juhosg@openwrt.org>2014-07-13 19:43:57 +0000
commit16d45d553108bfb898b70aa9156fab99fc99678a (patch)
treefa8111aac28efb6b20802608d0d72285fac3876a /target/linux/ar71xx/files
parentee3dfafaf153fece46b15400a03581f541f96500 (diff)
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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')
-rw-r--r--target/linux/ar71xx/files/arch/mips/ath79/mach-esr1750.c176
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);