linux-kernel - [PATCH 4/4] mfd: db8500-prcmu: add ux500_wdt mfd

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Date:	Fri, 18 Jan 2013 12:40:14 +0100
From:	Fabio Baltieri <fabio.baltieri@...aro.org>
To:	linux-watchdog@...r.kernel.org,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Wim Van Sebroeck <wim@...ana.be>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Linus Walleij <linus.walleij@...aro.org>,
	Lee Jones <lee.jones@...aro.org>,
	Srinidhi Kasagar <srinidhi.kasagar@...ricsson.com>,
	Fabio Baltieri <fabio.baltieri@...aro.org>
Subject: [PATCH 4/4] mfd: db8500-prcmu: add ux500_wdt mfd_cell

This patch adds the necessary structures to use the watchdog
functionality of PRCMU.

The watchdog driver is named ux500_wdt.

Acked-by: Lee Jones <lee.jones@...aro.org>
Signed-off-by: Fabio Baltieri <fabio.baltieri@...aro.org>
---
 drivers/mfd/db8500-prcmu.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c
index 7a63fa8..e42a417 100644
--- a/drivers/mfd/db8500-prcmu.c
+++ b/drivers/mfd/db8500-prcmu.c
@@ -32,6 +32,7 @@
 #include <linux/regulator/db8500-prcmu.h>
 #include <linux/regulator/machine.h>
 #include <linux/cpufreq.h>
+#include <linux/platform_data/ux500_wdt.h>
 #include <asm/hardware/gic.h>
 #include <mach/hardware.h>
 #include <mach/irqs.h>
@@ -3074,6 +3075,11 @@ static struct resource ab8500_resources[] = {
 	}
 };
 
+static struct ux500_wdt_data db8500_wdt_pdata = {
+	.timeout = 600, /* 10 minutes */
+	.has_28_bits_resolution = true,
+};
+
 static struct mfd_cell db8500_prcmu_devs[] = {
 	{
 		.name = "db8500-prcmu-regulators",
@@ -3088,6 +3094,12 @@ static struct mfd_cell db8500_prcmu_devs[] = {
 		.pdata_size = sizeof(db8500_cpufreq_table),
 	},
 	{
+		.name = "ux500_wdt",
+		.platform_data = &db8500_wdt_pdata,
+		.pdata_size = sizeof(db8500_wdt_pdata),
+		.id = -1,
+	},
+	{
 		.name = "ab8500-core",
 		.of_compatible = "stericsson,ab8500",
 		.num_resources = ARRAY_SIZE(ab8500_resources),
-- 
1.7.12.1

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