MIPS: ath79: Add the TL-WR1043ND as legacy device for testing

Add the TL-WR1043ND as legacy device to allow testing a bit the legacy
code path.

Signed-off-by: Alban Bedel <albeu@free.fr>

arch/mips/ath79/Kconfig

@@ -72,6 +72,15 @@ config ATH79_MACH_UBNT_XM
 	  Say 'Y' here if you want your kernel to support the
 	  Ubiquiti Networks XM (rev 1.0) board.
 
+config ATH79_MACH_TL_WR1043ND
+	bool "TP-LINK TL-WR1043ND support"
+	select SOC_AR913X
+	select ATH79_DEV_GPIO_BUTTONS
+	select ATH79_DEV_LEDS_GPIO
+	select ATH79_DEV_SPI
+	select ATH79_DEV_USB
+	select ATH79_DEV_WMAC
+
 endmenu
 
 config SOC_AR71XX

arch/mips/ath79/Makefile

@@ -32,3 +32,4 @@ obj-$(CONFIG_ATH79_MACH_AP81)		+= mach-ap81.o
 obj-$(CONFIG_ATH79_MACH_DB120)		+= mach-db120.o
 obj-$(CONFIG_ATH79_MACH_PB44)		+= mach-pb44.o
 obj-$(CONFIG_ATH79_MACH_UBNT_XM)	+= mach-ubnt-xm.o
+obj-$(CONFIG_ATH79_MACH_TL_WR1043ND)	+= mach-tl-wr1043nd.o

arch/mips/ath79/mach-tl-wr1043nd.c

@@ -0,0 +1,107 @@
+/*
+ *  TP-LINK TL-WR1043N/ND board support
+ *
+ *  Copyright (C) 2015 Alban Bedel <albeu@free.fr>
+ *  Copyright (C) 2009-2012 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/platform_device.h>
+
+#include <asm/mach-ath79/ath79.h>
+#include <asm/mach-ath79/ar71xx_regs.h>
+
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-spi.h"
+#include "dev-usb.h"
+#include "dev-wmac.h"
+#include "machtypes.h"
+
+#define TL_WR1043ND_GPIO_LED_USB        1
+#define TL_WR1043ND_GPIO_LED_SYSTEM     2
+#define TL_WR1043ND_GPIO_LED_QSS        5
+#define TL_WR1043ND_GPIO_LED_WLAN       9
+
+#define TL_WR1043ND_GPIO_BTN_RESET      3
+#define TL_WR1043ND_GPIO_BTN_QSS        7
+
+#define TL_WR1043ND_GPIO_RTL8366_SDA	18
+#define TL_WR1043ND_GPIO_RTL8366_SCK	19
+
+#define TL_WR1043ND_KEYS_POLL_INTERVAL	20	/* msecs */
+#define TL_WR1043ND_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR1043ND_KEYS_POLL_INTERVAL)
+
+static struct gpio_led tl_wr1043nd_leds_gpio[] __initdata = {
+	{
+		.name		= "tp-link:green:usb",
+		.gpio		= TL_WR1043ND_GPIO_LED_USB,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:green:system",
+		.gpio		= TL_WR1043ND_GPIO_LED_SYSTEM,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:green:qss",
+		.gpio		= TL_WR1043ND_GPIO_LED_QSS,
+		.active_low	= 0,
+	}, {
+		.name		= "tp-link:green:wlan",
+		.gpio		= TL_WR1043ND_GPIO_LED_WLAN,
+		.active_low	= 1,
+	}
+};
+
+static struct gpio_keys_button tl_wr1043nd_gpio_keys[] __initdata = {
+	{
+		.desc		= "reset",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = TL_WR1043ND_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= TL_WR1043ND_GPIO_BTN_RESET,
+		.active_low	= 1,
+	}, {
+		.desc		= "qss",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.debounce_interval = TL_WR1043ND_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= TL_WR1043ND_GPIO_BTN_QSS,
+		.active_low	= 1,
+	}
+};
+
+static struct spi_board_info tl_wr1043nd_spi_info[] = {
+	{
+		.bus_num	= 0,
+		.chip_select	= 0,
+		.max_speed_hz	= 25000000,
+		.modalias	= "s25sl064a",
+	}
+};
+
+static struct ath79_spi_platform_data tl_wr1043nd_spi_data = {
+	.bus_num	= 0,
+	.num_chipselect = 1,
+};
+
+static void __init tl_wr1043nd_setup(void)
+{
+	u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
+
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr1043nd_leds_gpio),
+				 tl_wr1043nd_leds_gpio);
+	ath79_register_gpio_keys_polled(-1, TL_WR1043ND_KEYS_POLL_INTERVAL,
+					ARRAY_SIZE(tl_wr1043nd_gpio_keys),
+					tl_wr1043nd_gpio_keys);
+
+	ath79_register_spi(&tl_wr1043nd_spi_data, tl_wr1043nd_spi_info,
+			   ARRAY_SIZE(tl_wr1043nd_spi_info));
+	ath79_register_usb();
+	ath79_register_wmac(eeprom);
+}
+
+MIPS_MACHINE(ATH79_MACH_TL_WR1043ND, "TL-WR1043ND", "TP-LINK TL-WR1043ND",
+	     tl_wr1043nd_setup);

arch/mips/ath79/machtypes.h

@@ -23,6 +23,7 @@ enum ath79_mach_type {
 	ATH79_MACH_DB120,		/* Atheros DB120 reference board */
 	ATH79_MACH_PB44,		/* Atheros PB44 reference board */
 	ATH79_MACH_UBNT_XM,		/* Ubiquiti Networks XM board rev 1.0 */
+	ATH79_MACH_TL_WR1043ND,		/* TP-LINK TL-WR1043ND rev 1.0 */
 };
 
 #endif /* _ATH79_MACHTYPE_H */