From 683147254ef7e69ebbbe55280ba6a3c5ae2325d8 Mon Sep 17 00:00:00 2001
From: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Date: Thu, 24 Jul 2008 00:25:18 +0900
Subject: [MIPS] TXx9: Cleanup watchdog

Unify registration of txx9wdt platform device.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
 arch/mips/txx9/generic/setup.c        | 12 ++++++++++++
 arch/mips/txx9/generic/setup_tx4927.c |  7 ++++++-
 arch/mips/txx9/generic/setup_tx4938.c |  7 ++++++-
 3 files changed, 24 insertions(+), 2 deletions(-)

(limited to 'arch/mips/txx9/generic')

diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index 82272e85a04..7b5705d18de 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -20,6 +20,7 @@
 #include <linux/clk.h>
 #include <linux/err.h>
 #include <linux/gpio.h>
+#include <linux/platform_device.h>
 #include <asm/bootinfo.h>
 #include <asm/time.h>
 #include <asm/reboot.h>
@@ -208,6 +209,17 @@ static void __noreturn txx9_machine_halt(void)
 	}
 }
 
+/* Watchdog support */
+void __init txx9_wdt_init(unsigned long base)
+{
+	struct resource res = {
+		.start	= base,
+		.end	= base + 0x100 - 1,
+		.flags	= IORESOURCE_MEM,
+	};
+	platform_device_register_simple("txx9wdt", -1, &res, 1);
+}
+
 /* wrappers */
 void __init plat_mem_setup(void)
 {
diff --git a/arch/mips/txx9/generic/setup_tx4927.c b/arch/mips/txx9/generic/setup_tx4927.c
index 89d6e28add9..b42c85573d0 100644
--- a/arch/mips/txx9/generic/setup_tx4927.c
+++ b/arch/mips/txx9/generic/setup_tx4927.c
@@ -21,7 +21,7 @@
 #include <asm/txx9/generic.h>
 #include <asm/txx9/tx4927.h>
 
-void __init tx4927_wdr_init(void)
+static void __init tx4927_wdr_init(void)
 {
 	/* clear WatchDogReset (W1C) */
 	tx4927_ccfg_set(TX4927_CCFG_WDRST);
@@ -29,6 +29,11 @@ void __init tx4927_wdr_init(void)
 	tx4927_ccfg_set(TX4927_CCFG_WR);
 }
 
+void __init tx4927_wdt_init(void)
+{
+	txx9_wdt_init(TX4927_TMR_REG(2) & 0xfffffffffULL);
+}
+
 static struct resource tx4927_sdram_resource[4];
 
 void __init tx4927_setup(void)
diff --git a/arch/mips/txx9/generic/setup_tx4938.c b/arch/mips/txx9/generic/setup_tx4938.c
index 317378d8579..b0a3dc8863f 100644
--- a/arch/mips/txx9/generic/setup_tx4938.c
+++ b/arch/mips/txx9/generic/setup_tx4938.c
@@ -21,7 +21,7 @@
 #include <asm/txx9/generic.h>
 #include <asm/txx9/tx4938.h>
 
-void __init tx4938_wdr_init(void)
+static void __init tx4938_wdr_init(void)
 {
 	/* clear WatchDogReset (W1C) */
 	tx4938_ccfg_set(TX4938_CCFG_WDRST);
@@ -29,6 +29,11 @@ void __init tx4938_wdr_init(void)
 	tx4938_ccfg_set(TX4938_CCFG_WR);
 }
 
+void __init tx4938_wdt_init(void)
+{
+	txx9_wdt_init(TX4938_TMR_REG(2) & 0xfffffffffULL);
+}
+
 static struct resource tx4938_sdram_resource[4];
 static struct resource tx4938_sram_resource;
 
-- 
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