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authorGabor Juhos <juhosg@openwrt.org>2013-05-30 16:23:07 +0000
committerGabor Juhos <juhosg@openwrt.org>2013-05-30 16:23:07 +0000
commit91d7c3efc1977ef862d6ab7e3695ee30ddf5c5a2 (patch)
treebcca83b1e4fd0db449d6a23ece243ef6e7fdb0b1 /target/linux/ar71xx/files
parentf02765086dbb51df6dc24942cd2d5cc02db77af6 (diff)
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ar71xx: add kernel support for the TP-LINK Archer C7 board
Signed-off-by: Gabor Juhos <juhosg@openwrt.org> SVN-Revision: 36788
Diffstat (limited to 'target/linux/ar71xx/files')
-rw-r--r--target/linux/ar71xx/files/arch/mips/ath79/mach-archer-c7.c241
1 files changed, 241 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-archer-c7.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-archer-c7.c
new file mode 100644
index 0000000000..7a3ffd3c96
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-archer-c7.c
@@ -0,0 +1,241 @@
+/*
+ * TP-LINK Archer C7 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/pci.h>
+#include <linux/phy.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+//#include <linux/ath9k_platform.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"
+#include "pci.h"
+
+#define ARCHER_C7_GPIO_LED_WLAN2G 12
+#define ARCHER_C7_GPIO_LED_SYSTEM 14
+#define ARCHER_C7_GPIO_LED_QSS 15
+#define ARCHER_C7_GPIO_LED_WLAN5G 17
+#define ARCHER_C7_GPIO_LED_USB1 18
+#define ARCHER_C7_GPIO_LED_USB2 19
+
+#define ARCHER_C7_GPIO_BTN_RFKILL 13
+#define ARCHER_C7_GPIO_BTN_RESET 16
+
+#define ARCHER_C7_GPIO_USB1_POWER 22
+#define ARCHER_C7_GPIO_USB2_POWER 21
+
+#define ARCHER_C7_KEYS_POLL_INTERVAL 20 /* msecs */
+#define ARCHER_C7_KEYS_DEBOUNCE_INTERVAL (3 * ARCHER_C7_KEYS_POLL_INTERVAL)
+
+#define ARCHER_C7_WMAC_CALDATA_OFFSET 0x1000
+
+static const char *archer_c7_part_probes[] = {
+ "tp-link",
+ NULL,
+};
+
+static struct flash_platform_data archer_c7_flash_data = {
+ .part_probes = archer_c7_part_probes,
+};
+
+static struct gpio_led archer_c7_leds_gpio[] __initdata = {
+ {
+ .name = "tp-link:blue:qss",
+ .gpio = ARCHER_C7_GPIO_LED_QSS,
+ .active_low = 1,
+ },
+ {
+ .name = "tp-link:blue:system",
+ .gpio = ARCHER_C7_GPIO_LED_SYSTEM,
+ .active_low = 1,
+ },
+ {
+ .name = "tp-link:blue:wlan2g",
+ .gpio = ARCHER_C7_GPIO_LED_WLAN2G,
+ .active_low = 1,
+ },
+ {
+ .name = "tp-link:blue:wlan5g",
+ .gpio = ARCHER_C7_GPIO_LED_WLAN5G,
+ .active_low = 1,
+ },
+ {
+ .name = "tp-link:green:usb1",
+ .gpio = ARCHER_C7_GPIO_LED_USB1,
+ .active_low = 1,
+ },
+ {
+ .name = "tp-link:green:usb2",
+ .gpio = ARCHER_C7_GPIO_LED_USB2,
+ .active_low = 1,
+ },
+};
+
+static struct gpio_keys_button archer_c7_gpio_keys[] __initdata = {
+ {
+ .desc = "Reset button",
+ .type = EV_KEY,
+ .code = KEY_WPS_BUTTON,
+ .debounce_interval = ARCHER_C7_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = ARCHER_C7_GPIO_BTN_RESET,
+ .active_low = 1,
+ },
+ {
+ .desc = "RFKILL switch",
+ .type = EV_SW,
+ .code = KEY_RFKILL,
+ .debounce_interval = ARCHER_C7_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = ARCHER_C7_GPIO_BTN_RFKILL,
+ },
+};
+
+/* GMAC0 of the AR8327 switch is connected to the QCA9558 SoC via SGMII */
+static struct ar8327_pad_cfg archer_c7_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 archer_c7_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 archer_c7_ar8327_led_cfg = {
+ .led_ctrl0 = 0xc737c737,
+ .led_ctrl1 = 0x00000000,
+ .led_ctrl2 = 0x00000000,
+ .led_ctrl3 = 0x0030c300,
+ .open_drain = false,
+};
+
+static struct ar8327_platform_data archer_c7_ar8327_data = {
+ .pad0_cfg = &archer_c7_ar8327_pad0_cfg,
+ .pad6_cfg = &archer_c7_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 = &archer_c7_ar8327_led_cfg,
+};
+
+static struct mdio_board_info archer_c7_mdio0_info[] = {
+ {
+ .bus_id = "ag71xx-mdio.0",
+ .phy_addr = 0,
+ .platform_data = &archer_c7_ar8327_data,
+ },
+};
+
+static void __init archer_c7_gmac_setup(void)
+{
+ void __iomem *base;
+ u32 t;
+
+ base = ioremap(QCA955X_GMAC_BASE, QCA955X_GMAC_SIZE);
+
+ t = __raw_readl(base + QCA955X_GMAC_REG_ETH_CFG);
+
+ t &= ~(QCA955X_ETH_CFG_RGMII_EN | QCA955X_ETH_CFG_GE0_SGMII);
+ t |= QCA955X_ETH_CFG_RGMII_EN;
+
+ __raw_writel(t, base + QCA955X_GMAC_REG_ETH_CFG);
+
+ iounmap(base);
+}
+
+static void __init archer_c7_setup(void)
+{
+ u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
+ u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
+ u8 tmpmac[ETH_ALEN];
+
+ ath79_register_m25p80(&archer_c7_flash_data);
+ ath79_register_leds_gpio(-1, ARRAY_SIZE(archer_c7_leds_gpio),
+ archer_c7_leds_gpio);
+ ath79_register_gpio_keys_polled(-1, ARCHER_C7_KEYS_POLL_INTERVAL,
+ ARRAY_SIZE(archer_c7_gpio_keys),
+ archer_c7_gpio_keys);
+
+ ath79_init_mac(tmpmac, mac, -1);
+ ath79_register_wmac(art + ARCHER_C7_WMAC_CALDATA_OFFSET, tmpmac);
+
+ ath79_register_pci();
+
+ mdiobus_register_board_info(archer_c7_mdio0_info,
+ ARRAY_SIZE(archer_c7_mdio0_info));
+ ath79_register_mdio(0, 0x0);
+
+ archer_c7_gmac_setup();
+
+ /* 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, 1);
+ 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, 0);
+ ath79_register_eth(1);
+
+ gpio_request_one(ARCHER_C7_GPIO_USB1_POWER,
+ GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
+ "USB1 power");
+ gpio_request_one(ARCHER_C7_GPIO_USB2_POWER,
+ GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
+ "USB2 power");
+ ath79_register_usb();
+}
+
+MIPS_MACHINE(ATH79_MACH_ARCHER_C7, "ARCHER-C7", "TP-LINK Archer C7",
+ archer_c7_setup);