ARM: Kirkwood: Initial DTS support for Kirkwood GoFlex Net

This patch supplies the necessary DTS and supporting files to boot up
a Seagate GoFlex Net with 3.5.0-rc3.

Signed-off-by: Joshua Coombs <josh.coombs@gmail.com>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>

1 files changed, 155 insertions, 0 deletions

diff --git a/arch/arm/mach-kirkwood/board-goflexnet.c b/arch/arm/mach-kirkwood/board-goflexnet.c
new file mode 100644
index 0000000..3957ece
--- /dev/null
+++ b/arch/arm/mach-kirkwood/board-goflexnet.c
@@ -0,0 +1,155 @@
+/*
+ * Copyright 2012 (C), Jason Cooper <jason@lakedaemon.net>
+ *
+ * arch/arm/mach-kirkwood/board-goflexnet.c
+ *
+ * Seagate GoFlext Net Board Init for drivers not converted to
+ * flattened device tree yet.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ *
+ * Copied and modified for Seagate GoFlex Net support by
+ * Joshua Coombs <josh.coombs@gmail.com> based on ArchLinux ARM's
+ * GoFlex kernel patches.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_fdt.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <mach/kirkwood.h>
+#include <mach/bridge-regs.h>
+#include <plat/mvsdio.h>
+#include "common.h"
+#include "mpp.h"
+
+static struct mv643xx_eth_platform_data goflexnet_ge00_data = {
+	.phy_addr	= MV643XX_ETH_PHY_ADDR(0),
+};
+
+static struct mv_sata_platform_data goflexnet_sata_data = {
+	.n_ports	= 2,
+};
+
+static struct gpio_led goflexnet_led_pins[] = {
+	{
+		.name			= "status:green:health",
+		.default_trigger	= "default-on",
+		.gpio			= 46,
+		.active_low		= 1,
+	},
+	{
+		.name			= "status:orange:fault",
+		.default_trigger	= "none",
+		.gpio			= 47,
+		.active_low		= 1,
+	},
+	{
+		.name			= "status:white:left0",
+		.default_trigger	= "none",
+		.gpio			= 42,
+		.active_low		= 0,
+	},
+	{
+		.name			= "status:white:left1",
+		.default_trigger	= "none",
+		.gpio			= 43,
+		.active_low		= 0,
+	},
+	{
+		.name			= "status:white:left2",
+		.default_trigger	= "none",
+		.gpio			= 44,
+		.active_low		= 0,
+	},
+	{
+		.name			= "status:white:left3",
+		.default_trigger	= "none",
+		.gpio			= 45,
+		.active_low		= 0,
+	},
+	{
+		.name			= "status:white:right0",
+		.default_trigger	= "none",
+		.gpio			= 38,
+		.active_low		= 0,
+	},
+	{
+		.name			= "status:white:right1",
+		.default_trigger	= "none",
+		.gpio			= 39,
+		.active_low		= 0,
+	},
+	{
+		.name			= "status:white:right2",
+		.default_trigger	= "none",
+		.gpio			= 40,
+		.active_low		= 0,
+	},
+	{
+		.name			= "status:white:right3",
+		.default_trigger	= "none",
+		.gpio			= 41,
+		.active_low		= 0,
+	},
+};
+
+static struct gpio_led_platform_data goflexnet_led_data = {
+	.leds		= goflexnet_led_pins,
+	.num_leds	= ARRAY_SIZE(goflexnet_led_pins),
+};
+
+static struct platform_device goflexnet_leds = {
+	.name	= "leds-gpio",
+	.id	= -1,
+	.dev	= {
+		.platform_data	= &goflexnet_led_data,
+	}
+};
+
+static unsigned int goflexnet_mpp_config[] __initdata = {
+	MPP29_GPIO,	/* USB Power Enable */
+	MPP47_GPIO,	/* LED Orange */
+	MPP46_GPIO,	/* LED Green */
+	MPP45_GPIO,	/* LED Left Capacity 3 */
+	MPP44_GPIO,	/* LED Left Capacity 2 */
+	MPP43_GPIO,	/* LED Left Capacity 1 */
+	MPP42_GPIO,	/* LED Left Capacity 0 */
+	MPP41_GPIO,	/* LED Right Capacity 3 */
+	MPP40_GPIO,	/* LED Right Capacity 2 */
+	MPP39_GPIO,	/* LED Right Capacity 1 */
+	MPP38_GPIO,	/* LED Right Capacity 0 */
+	0
+};
+
+void __init goflexnet_init(void)
+{
+	/*
+	 * Basic setup. Needs to be called early.
+	 */
+	kirkwood_mpp_conf(goflexnet_mpp_config);
+
+	if (gpio_request(29, "USB Power Enable") != 0 ||
+	    gpio_direction_output(29, 1) != 0)
+		pr_err("can't setup GPIO 29 (USB Power Enable)\n");
+	kirkwood_ehci_init();
+
+	kirkwood_ge00_init(&goflexnet_ge00_data);
+	kirkwood_sata_init(&goflexnet_sata_data);
+
+	platform_device_register(&goflexnet_leds);
+}