ar71xx: add kernel support for EnGenius EPG5000.

[openwrt/svn-archive/archive.git] / target / linux / ar71xx / files / arch / mips / ath79 / mach-epg5000.c

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-epg5000.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-epg5000.c
new file mode 100644 (file)
index 0000000..b049f5d
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-epg5000.c
@@ -0,0 +1,178 @@
+/*
+ *  EnGenius EPG5000 board support
+ *
+ *  Copyright (c) 2014 Jon Suphammer <jon@suphammer.net>
+ *  Copyright (c) 2015 Christian Beier <cb@shoutrlabs.com>
+ *
+ *  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 EPG5000_GPIO_LED_WLAN_5G       23
+#define EPG5000_GPIO_LED_WLAN_2G       13
+#define EPG5000_GPIO_LED_POWER_AMBER   2
+#define EPG5000_GPIO_LED_WPS_AMBER     22
+#define EPG5000_GPIO_LED_WPS_BLUE      19
+
+#define EPG5000_GPIO_BTN_WPS           16
+#define EPG5000_GPIO_BTN_RESET         17
+
+#define EPG5000_KEYS_POLL_INTERVAL     20      /* msecs */
+#define EPG5000_KEYS_DEBOUNCE_INTERVAL (3 * EPG5000_KEYS_POLL_INTERVAL)
+
+#define EPG5000_CALDATA_ADDR 0x1fff0000
+#define EPG5000_WMAC_CALDATA_OFFSET    0x1000
+#define EPG5000_PCIE_CALDATA_OFFSET    0x5000
+
+#define EPG5000_NVRAM_ADDR     0x1f030000
+#define EPG5000_NVRAM_SIZE     0x10000
+
+static struct gpio_led epg5000_leds_gpio[] __initdata = {
+       {
+               .name           = "epg5000:amber:power",
+               .gpio           = EPG5000_GPIO_LED_POWER_AMBER,
+               .active_low     = 1,
+       },
+       {
+               .name           = "epg5000:blue:wps",
+               .gpio           = EPG5000_GPIO_LED_WPS_BLUE,
+               .active_low     = 1,
+       },
+       {
+               .name           = "epg5000:amber:wps",
+               .gpio           = EPG5000_GPIO_LED_WPS_AMBER,
+               .active_low     = 1,
+       },
+       {
+               .name           = "epg5000:blue:wlan-2g",
+               .gpio           = EPG5000_GPIO_LED_WLAN_2G,
+               .active_low     = 1,
+       },
+       {
+               .name           = "epg5000:blue:wlan-5g",
+               .gpio           = EPG5000_GPIO_LED_WLAN_5G,
+               .active_low     = 1,
+       }
+};
+
+static struct gpio_keys_button epg5000_gpio_keys[] __initdata = {
+       {
+               .desc           = "WPS button",
+               .type           = EV_KEY,
+               .code           = KEY_WPS_BUTTON,
+               .debounce_interval = EPG5000_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = EPG5000_GPIO_BTN_WPS,
+               .active_low     = 1,
+       },
+       {
+               .desc           = "Reset button",
+               .type           = EV_KEY,
+               .code           = KEY_RESTART,
+               .debounce_interval = EPG5000_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = EPG5000_GPIO_BTN_RESET,
+               .active_low     = 1,
+       },
+};
+
+static struct ar8327_pad_cfg epg5000_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,
+       .mac06_exchange_en = true,
+};
+
+static struct ar8327_platform_data epg5000_ar8327_data = {
+       .pad0_cfg = &epg5000_ar8327_pad0_cfg,
+       .port0_cfg = {
+               .force_link = 1,
+               .speed = AR8327_PORT_SPEED_1000,
+               .duplex = 1,
+               .txpause = 1,
+               .rxpause = 1,
+       },
+};
+
+static struct mdio_board_info epg5000_mdio0_info[] = {
+       {
+               .bus_id = "ag71xx-mdio.0",
+               .phy_addr = 0,
+               .platform_data = &epg5000_ar8327_data,
+       },
+};
+
+static int epg5000_get_mac(const char *name, char *mac)
+{
+       u8 *nvram = (u8 *) KSEG1ADDR(EPG5000_NVRAM_ADDR);
+       int err;
+
+       err = ath79_nvram_parse_mac_addr(nvram, EPG5000_NVRAM_SIZE,
+                                        name, mac);
+       if (err) {
+               pr_err("no MAC address found for %s\n", name);
+               return false;
+       }
+
+       return true;
+}
+
+static void __init epg5000_setup(void)
+{
+       u8 *caldata = (u8 *) KSEG1ADDR(EPG5000_CALDATA_ADDR);
+       u8 mac1[ETH_ALEN];
+
+       ath79_register_m25p80(NULL);
+
+       ath79_register_leds_gpio(-1, ARRAY_SIZE(epg5000_leds_gpio),
+                                       epg5000_leds_gpio);
+       ath79_register_gpio_keys_polled(-1, EPG5000_KEYS_POLL_INTERVAL,
+                                       ARRAY_SIZE(epg5000_gpio_keys),
+                                       epg5000_gpio_keys);
+
+       ath79_register_usb();
+
+       ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN);
+
+       ath79_register_mdio(0, 0x0);
+
+       mdiobus_register_board_info(epg5000_mdio0_info,
+                                       ARRAY_SIZE(epg5000_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 (epg5000_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 + EPG5000_WMAC_CALDATA_OFFSET, mac1);
+
+       ath79_register_pci();
+}
+
+MIPS_MACHINE(ATH79_MACH_EPG5000, "EPG5000",
+            "EnGenius EPG5000",
+            epg5000_setup);