[PATCH 8/8] bcm63xx: prepare for on-board watchdog support

[Florian Fainelli <florian@openwrt.org>]

This patch registers the watchdog platform_device that
we are going to use in the watchdog platform_driver in
a subsequent patch.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
---
diff --git a/arch/mips/bcm63xx/Makefile b/arch/mips/bcm63xx/Makefile
index 70ba038..a4abc11 100644
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -5,6 +5,7 @@ obj-y		+= dev-usb-ohci.o
 obj-y		+= dev-usb-ehci.o
 obj-y		+= dev-enet.o
 obj-y		+= dev-dsp.o
+obj-y		+= dev-wdt.o
 obj-$(CONFIG_EARLY_PRINTK)	+= early_printk.o
 
 obj-y		+= boards/
diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index 17a8636..e6a7b4f 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -28,6 +28,7 @@
 #include <bcm63xx_dev_usb_ohci.h>
 #include <bcm63xx_dev_usb_ehci.h>
 #include <bcm63xx_dev_dsp.h>
+#include <bcm63xx_dev_wdt.h>
 #include <board_bcm963xx.h>
 
 #define PFX	"board_bcm963xx: "
@@ -798,6 +799,7 @@ int __init board_register_devices(void)
 	u32 val;
 
 	bcm63xx_uart_register();
+	bcm63xx_wdt_register();
 
 	if (board.has_pccard)
 		bcm63xx_pcmcia_register();
diff --git a/arch/mips/bcm63xx/dev-wdt.c b/arch/mips/bcm63xx/dev-wdt.c
new file mode 100644
index 0000000..6e18489
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-wdt.c
@@ -0,0 +1,36 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org> 
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+
+static struct resource wdt_resources[] = {
+	{
+		.start		= -1, /* filled at runtime */
+		.end		= -1, /* filled at runtime */
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device bcm63xx_wdt_device = {
+	.name		= "bcm63xx-wdt",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(wdt_resources),
+	.resource	= wdt_resources,
+};
+
+int __init bcm63xx_wdt_register(void)
+{
+	wdt_resources[0].start = bcm63xx_regset_address(RSET_WDT);
+	wdt_resources[0].end = wdt_resources[0].start;
+	wdt_resources[0].end += RSET_WDT_SIZE - 1;
+
+	return platform_device_register(&bcm63xx_wdt_device);
+}
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_wdt.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_wdt.h
new file mode 100644
index 0000000..4aae2c7
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_wdt.h
@@ -0,0 +1,6 @@
+#ifndef BCM63XX_DEV_WDT_H_
+#define BCM63XX_DEV_WDT_H_
+
+int bcm63xx_wdt_register(void);
+
+#endif /* BCM63XX_DEV_WDT_H_ */