ar71xx: Add support for Black Swift

Add support for the Black Swift board:
http://www.black-swift.com/

Took relevant parts and slightly adapted from:
https://github.com/blackswift/openwrt/blob/master/bsb.patch

Signed-off-by: Bruno Randolf <br1@einfach.org>

SVN-Revision: 46651

1 files changed, 83 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-bsb.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-bsb.c
new file mode 100644
index 0000000..9f9be02
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-bsb.c
@@ -0,0 +1,83 @@
+/*
+ *  Smart Electronics Black Swift board support
+ *
+ *  Copyright (C) 2014 Dmitriy Zherebkov dzh@black-swift.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 <asm/mach-ath79/ath79.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"
+
+#define BSB_GPIO_LED_SYS		27
+
+#define BSB_GPIO_BTN_RESET		11
+
+#define BSB_KEYS_POLL_INTERVAL		20	/* msecs */
+#define BSB_KEYS_DEBOUNCE_INTERVAL	(3 * BSB_KEYS_POLL_INTERVAL)
+
+#define BSB_MAC_OFFSET			0x0000
+#define BSB_CALDATA_OFFSET		0x1000
+
+static struct gpio_led bsb_leds_gpio[] __initdata = {
+	{
+		.name		= "bsb:red:sys",
+		.gpio		= BSB_GPIO_LED_SYS,
+		.active_low	= 1,
+	}
+};
+
+static struct gpio_keys_button bsb_gpio_keys[] __initdata = {
+	{
+		.desc		= "reset button",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = BSB_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= BSB_GPIO_BTN_RESET,
+		.active_low	= 1,
+	},
+};
+
+static void __init bsb_setup(void)
+{
+	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
+
+	/* disable PHY_SWAP and PHY_ADDR_SWAP bits */
+	ath79_setup_ar933x_phy4_switch(false,false);
+
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(bsb_leds_gpio),
+				 bsb_leds_gpio);
+	ath79_register_gpio_keys_polled(-1, BSB_KEYS_POLL_INTERVAL,
+					ARRAY_SIZE(bsb_gpio_keys),
+					bsb_gpio_keys);
+
+	ath79_register_usb();
+
+	ath79_register_m25p80(NULL);
+
+	ath79_init_mac(ath79_eth0_data.mac_addr, art + BSB_MAC_OFFSET, 1);
+	ath79_init_mac(ath79_eth1_data.mac_addr, art + BSB_MAC_OFFSET, 2);
+
+	ath79_register_mdio(0, 0x0);
+
+	ath79_register_eth(0);
+	ath79_register_eth(1);
+
+	ath79_register_wmac(art + BSB_CALDATA_OFFSET,
+			    art + BSB_MAC_OFFSET);
+}
+
+MIPS_MACHINE(ATH79_MACH_BSB, "BSB", "Smart Electronics Black Swift board",
+		bsb_setup);
+