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authorFlorian Fainelli <florian@openwrt.org>2009-08-10 23:42:59 +0400
committerRalf Baechle <ralf@linux-mips.org>2009-11-02 14:00:03 +0300
commit2cfac7f7f2e6d11bcba105b3d6ba4d96ba5ad349 (patch)
tree4ef28f8631cba8893d7ec686ec2ee86653d564e8 /arch/mips/bcm63xx/dev-wdt.c
parent6c1e7a5ad9ac40c9bf45381409dc16207b6ffceb (diff)
downloadlinux-2cfac7f7f2e6d11bcba105b3d6ba4d96ba5ad349.tar.xz
MIPS: BCM63xx: Prepare for watchdog support
This patch prepares the board code to register a bcm63xx_wdt platform_device that we are going to use in a subsequent patch. Signed-off-by: Florian Fainelli <florian@openwrt.org> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/bcm63xx/dev-wdt.c')
-rw-r--r--arch/mips/bcm63xx/dev-wdt.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/mips/bcm63xx/dev-wdt.c b/arch/mips/bcm63xx/dev-wdt.c
new file mode 100644
index 000000000000..3e6c716a4c11
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-wdt.c
@@ -0,0 +1,37 @@
+/*
+ * 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);
+}
+arch_initcall(bcm63xx_wdt_register);