AA: ramips: rt3883: add initial support for TRENDnet TEW-692GR board

Backport of r33846.

No wireless support.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/branches/attitude_adjustment@33875 3c298f89-4303-0410-b956-a3cf2f4a3e73

4 files changed, 156 insertions, 0 deletions

diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h
index 71fe2f9a1..d1505824b 100644
--- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h
+++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h
@@ -70,4 +70,7 @@ enum ramips_mach_type {
 	/* RT3662 based machines */
 	RAMIPS_MACH_DIR_645,		/* D-Link DIR-645 */
 	RAMIPS_MACH_RT_N56U,		/* Asus RT-N56U */
+
+	/* RT3883 based machines */
+	RAMIPS_MACH_TEW_692GR,		/* TRENDnet TEW-692GR */
 };
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig b/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig
index 852ee4fda..c07476a6f 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig
+++ b/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig
@@ -13,6 +13,12 @@ config RT3883_MACH_DIR_645
 	select RALINK_DEV_GPIO_BUTTONS
 	select RALINK_DEV_GPIO_LEDS
 
+config RT3883_MACH_TEW_692GR
+	bool "TRENDnet TEW-692GR support"
+	select HW_HAS_PCI
+	select RALINK_DEV_GPIO_BUTTONS
+	select RALINK_DEV_GPIO_LEDS
+
 endmenu
 
 endif
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile b/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile
index 8e9eceaaf..6c778b7d6 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile
+++ b/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile
@@ -13,3 +13,4 @@ obj-$(CONFIG_EARLY_PRINTK)		+= early_printk.o
 
 obj-$(CONFIG_RT3883_MACH_DIR_645)	+= mach-dir-645.o
 obj-$(CONFIG_RT3883_MACH_RT_N56U)	+= mach-rt-n56u.o
+obj-$(CONFIG_RT3883_MACH_TEW_692GR)	+= mach-tew-692gr.o
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/mach-tew-692gr.c b/target/linux/ramips/files/arch/mips/ralink/rt3883/mach-tew-692gr.c
new file mode 100644
index 000000000..80f6b36a7
--- /dev/null
+++ b/target/linux/ramips/files/arch/mips/ralink/rt3883/mach-tew-692gr.c
@@ -0,0 +1,146 @@
+/*
+ * TRENDnet TEW-692GR board support
+ *
+ * Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * 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/init.h>
+#include <linux/platform_device.h>
+#include <linux/ethtool.h>
+#include <linux/pci.h>
+#include <linux/phy.h>
+#include <linux/rt2x00_platform.h>
+#include <linux/ar8216_platform.h>
+
+#include <asm/mach-ralink/machine.h>
+#include <asm/mach-ralink/dev-gpio-buttons.h>
+#include <asm/mach-ralink/dev-gpio-leds.h>
+#include <asm/mach-ralink/rt3883.h>
+#include <asm/mach-ralink/rt3883_regs.h>
+#include <asm/mach-ralink/ramips_eth_platform.h>
+
+#include "devices.h"
+
+#define TEW_692GR_GPIO_LED_WPS_ORANGE	9
+#define TEW_692GR_GPIO_LED_WPS_GREEN	28
+
+#define TEW_692GR_GPIO_BUTTON_RESET	10
+#define TEW_692GR_GPIO_BUTTON_WPS	26
+
+#define TEW_692GR_KEYS_POLL_INTERVAL	20
+#define TEW_692GR_KEYS_DEBOUNCE_INTERVAL (3 * TEW_692GR_KEYS_POLL_INTERVAL)
+
+static struct gpio_led tew_692gr_leds_gpio[] __initdata = {
+	{
+		.name		= "trendnet:orange:wps",
+		.gpio		= TEW_692GR_GPIO_LED_WPS_ORANGE,
+		.active_low	= 1,
+	},
+	{
+		.name		= "trendnet:green:wps",
+		.gpio		= TEW_692GR_GPIO_LED_WPS_GREEN,
+		.active_low	= 1,
+	},
+};
+
+static struct gpio_keys_button tew_692gr_gpio_buttons[] __initdata = {
+	{
+		.desc		= "Reset button",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = TEW_692GR_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= TEW_692GR_GPIO_BUTTON_RESET,
+		.active_low	= 1,
+	},
+	{
+		.desc		= "WPS button",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.debounce_interval = TEW_692GR_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= TEW_692GR_GPIO_BUTTON_WPS,
+		.active_low	= 1,
+	},
+};
+
+static struct ar8327_pad_cfg tew_692gr_ar8327_pad0_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_pad_cfg tew_692gr_ar8327_pad6_cfg = {
+	.mode = AR8327_PAD_MAC_RGMII,
+	.rxclk_delay_en = true,
+	.rxclk_delay_sel = AR8327_CLK_DELAY_SEL0,
+};
+
+static struct ar8327_led_cfg tew_692gr_ar8327_led_cfg = {
+	.led_ctrl0 = 0xc437c437,
+	.led_ctrl1 = 0xc337c337,
+	.led_ctrl2 = 0x00000000,
+	.led_ctrl3 = 0x03ffff00,
+	.open_drain = false,
+};
+
+static struct ar8327_platform_data tew_692gr_ar8327_data = {
+	.pad0_cfg = &tew_692gr_ar8327_pad0_cfg,
+	.pad6_cfg = &tew_692gr_ar8327_pad6_cfg,
+	.cpuport_cfg = {
+		.force_link = 1,
+		.speed = AR8327_PORT_SPEED_1000,
+		.duplex = 1,
+		.txpause = 1,
+		.rxpause = 1,
+	},
+	.led_cfg = &tew_692gr_ar8327_led_cfg,
+};
+
+static struct mdio_board_info tew_692gr_mdio0_info[] = {
+	{
+		.bus_id = "ramips_mdio",
+		.phy_addr = 0,
+		.platform_data = &tew_692gr_ar8327_data,
+	},
+};
+
+static void __init tew_692gr_init(void)
+{
+	rt3883_gpio_init(RT3883_GPIO_MODE_I2C |
+			 RT3883_GPIO_MODE_SPI |
+			 RT3883_GPIO_MODE_UART0(RT3883_GPIO_MODE_GPIO) |
+			 RT3883_GPIO_MODE_JTAG |
+			 RT3883_GPIO_MODE_PCI(RT3883_GPIO_MODE_PCI_FNC));
+
+	rt3883_register_pflash(0);
+
+	ramips_register_gpio_leds(-1, ARRAY_SIZE(tew_692gr_leds_gpio),
+				  tew_692gr_leds_gpio);
+
+	ramips_register_gpio_buttons(-1, TEW_692GR_KEYS_POLL_INTERVAL,
+				     ARRAY_SIZE(tew_692gr_gpio_buttons),
+				     tew_692gr_gpio_buttons);
+
+	rt3883_register_wlan();
+
+	mdiobus_register_board_info(tew_692gr_mdio0_info,
+				    ARRAY_SIZE(tew_692gr_mdio0_info));
+
+	rt3883_eth_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	rt3883_eth_data.phy_mask = BIT(0);
+	rt3883_eth_data.tx_fc = 1;
+	rt3883_eth_data.rx_fc = 1;
+	rt3883_register_ethernet();
+
+	rt3883_register_wdt(false);
+
+	rt3883_pci_init(RT3883_PCI_MODE_PCIE);
+}
+
+MIPS_MACHINE(RAMIPS_MACH_TEW_692GR, "TEW-692GR", "TRENDnet TEW-692GR",
+	     tew_692gr_init);