ar71xx: add support for TRENDnet TEW-823DRU

Add support for TRENDnet TEW-823DRU:
- cpu: QCA9558 @720MHz
- flash: 16MB
- ram: 256MB
- 4+1 RJ45 100/1000Mbps
- wifi:  QCA9558 (bgn) and QCA9880-BR4A (ac)
- 1x USB 2.0

Signed-off-by: Cezary Jackiewicz <cezary.jackiewicz@gmail.com>

SVN-Revision: 47927

4 files changed, 193 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt b/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
index 2b62d89d59..d619b3cf1e 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
+++ b/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
@@ -1279,6 +1279,16 @@ config ATH79_MACH_TEW_732BR
 	select ATH79_DEV_M25P80
 	select ATH79_DEV_WMAC
 
+config ATH79_MACH_TEW_823DRU
+	bool "TRENDnet TEW-823DRU support"
+	select SOC_QCA955X
+	select ATH79_DEV_ETH
+	select ATH79_DEV_GPIO_BUTTONS
+	select ATH79_DEV_LEDS_GPIO
+	select ATH79_DEV_M25P80
+	select ATH79_DEV_USB
+	select ATH79_DEV_WMAC
+
 config ATH79_MACH_UBNT
 	bool "Ubiquiti AR71xx based boards support"
 	select SOC_AR71XX
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/Makefile b/target/linux/ar71xx/files/arch/mips/ath79/Makefile
index f9c5b8fb9e..9f67bd8bde 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/Makefile
+++ b/target/linux/ar71xx/files/arch/mips/ath79/Makefile
@@ -129,6 +129,7 @@ obj-$(CONFIG_ATH79_MACH_TEW_632BRP)	+= mach-tew-632brp.o
 obj-$(CONFIG_ATH79_MACH_TEW_673GRU)	+= mach-tew-673gru.o
 obj-$(CONFIG_ATH79_MACH_TEW_712BR)	+= mach-tew-712br.o
 obj-$(CONFIG_ATH79_MACH_TEW_732BR)	+= mach-tew-732br.o
+obj-$(CONFIG_ATH79_MACH_TEW_823DRU)	+= mach-tew-823dru.o
 obj-$(CONFIG_ATH79_MACH_TL_MR11U)	+= mach-tl-mr11u.o
 obj-$(CONFIG_ATH79_MACH_TL_MR13U)	+= mach-tl-mr13u.o
 obj-$(CONFIG_ATH79_MACH_TL_MR3020)	+= mach-tl-mr3020.o
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-tew-823dru.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-tew-823dru.c
new file mode 100644
index 0000000000..cf863ac666
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-tew-823dru.c
@@ -0,0 +1,181 @@
+/*
+ *  TRENDnet TEW-823DRU board support
+ *
+ *  Copyright (C) 2015 Cezary Jackiewicz <cezary.jackiewicz@gmail.com>
+ *  Copyright (C) 2014 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2014 Imre Kaloz <kaloz@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/gpio.h>
+#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-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"
+
+#define TEW_823DRU_GPIO_LED_POWER_ORANGE	14
+#define TEW_823DRU_GPIO_LED_POWER_GREEN		19
+#define TEW_823DRU_GPIO_LED_PLANET_GREEN	22
+#define TEW_823DRU_GPIO_LED_PLANET_ORANGE	23
+
+#define TEW_823DRU_GPIO_BTN_WPS			16
+#define TEW_823DRU_GPIO_BTN_RESET		17
+
+#define TEW_823DRU_KEYS_POLL_INTERVAL		20	/* msecs */
+#define TEW_823DRU_KEYS_DEBOUNCE_INTERVAL	\
+					(3 * TEW_823DRU_KEYS_POLL_INTERVAL)
+
+#define TEW_823DRU_WMAC_CALDATA_OFFSET		0x1000
+
+#define TEW_823DRU_LAN_MAC_OFFSET	0x04
+#define TEW_823DRU_WAN_MAC_OFFSET	0x18
+
+static struct gpio_led tew_823dru_leds_gpio[] __initdata = {
+	{
+		.name		= "trendnet:green:power",
+		.gpio		= TEW_823DRU_GPIO_LED_POWER_GREEN,
+		.active_low	= 1,
+	},
+	{
+		.name		= "trendnet:orange:power",
+		.gpio		= TEW_823DRU_GPIO_LED_POWER_ORANGE,
+		.active_low	= 1,
+	},
+	{
+		.name		= "trendnet:green:planet",
+		.gpio		= TEW_823DRU_GPIO_LED_PLANET_GREEN,
+		.active_low	= 1,
+	},
+	{
+		.name		= "trendnet:orange:planet",
+		.gpio		= TEW_823DRU_GPIO_LED_PLANET_ORANGE,
+		.active_low	= 1,
+	},
+};
+
+static struct gpio_keys_button tew_823dru_gpio_keys[] __initdata = {
+	{
+		.desc		= "Reset button",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = TEW_823DRU_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= TEW_823DRU_GPIO_BTN_RESET,
+		.active_low	= 1,
+	},
+	{
+		.desc		= "WPS button",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.debounce_interval = TEW_823DRU_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= TEW_823DRU_GPIO_BTN_WPS,
+		.active_low	= 1,
+	},
+};
+
+/* GMAC0 of the AR8327 switch is connected to the QCA9558 SoC via SGMII */
+static struct ar8327_pad_cfg tew_823dru_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 tew_823dru_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_platform_data tew_823dru_ar8327_data = {
+	.pad0_cfg = &tew_823dru_ar8327_pad0_cfg,
+	.pad6_cfg = &tew_823dru_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,
+	},
+};
+
+static struct mdio_board_info tew_823dru_mdio0_info[] = {
+	{
+		.bus_id = "ag71xx-mdio.0",
+		.phy_addr = 0,
+		.platform_data = &tew_823dru_ar8327_data,
+	},
+};
+
+static void __init tew_823dru_setup(void)
+{
+	u8 *mac = (u8 *) KSEG1ADDR(0x1ffe0000);
+	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
+	u8 lan_mac[ETH_ALEN];
+	u8 wan_mac[ETH_ALEN];
+
+	ath79_parse_ascii_mac(mac + TEW_823DRU_LAN_MAC_OFFSET, lan_mac);
+	ath79_parse_ascii_mac(mac + TEW_823DRU_WAN_MAC_OFFSET, wan_mac);
+
+	ath79_register_m25p80(NULL);
+
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(tew_823dru_leds_gpio),
+				 tew_823dru_leds_gpio);
+	ath79_register_gpio_keys_polled(-1, TEW_823DRU_KEYS_POLL_INTERVAL,
+					ARRAY_SIZE(tew_823dru_gpio_keys),
+					tew_823dru_gpio_keys);
+
+	ath79_register_wmac(art + TEW_823DRU_WMAC_CALDATA_OFFSET, lan_mac);
+
+	ath79_init_mac(ath79_eth1_data.mac_addr, lan_mac, 0);
+	ath79_init_mac(ath79_eth0_data.mac_addr, wan_mac, 0);
+
+
+	mdiobus_register_board_info(tew_823dru_mdio0_info,
+			ARRAY_SIZE(tew_823dru_mdio0_info));
+	ath79_register_mdio(0, 0x0);
+
+	ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN);
+
+	/* 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_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_register_eth(1);
+
+	ath79_register_usb();
+	ath79_register_pci();
+}
+
+MIPS_MACHINE(ATH79_MACH_TEW_823DRU, "TEW-823DRU", "TRENDnet TEW-823DRU",
+	     tew_823dru_setup);
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h b/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
index 2ea772d061..fc3eeaf838 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
+++ b/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
@@ -142,6 +142,7 @@ enum ath79_mach_type {
 	ATH79_MACH_TEW_673GRU,		/* TRENDnet TEW-673GRU */
 	ATH79_MACH_TEW_712BR,		/* TRENDnet TEW-712BR */
 	ATH79_MACH_TEW_732BR,		/* TRENDnet TEW-732BR */
+	ATH79_MACH_TEW_823DRU,		/* TRENDnet TEW-823DRU */
 	ATH79_MACH_MC_MAC1200R,		/* MERCURY MAC1200R*/
 	ATH79_MACH_TL_MR10U,		/* TP-LINK TL-MR10U */
 	ATH79_MACH_TL_MR11U,		/* TP-LINK TL-MR11U */