linux-kernel - [PATCH V2 2/3] SPEAr3xx: Add machine support for ST's PWM IP

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Date:	Tue, 31 May 2011 14:21:52 +0530
From:	Viresh Kumar <viresh.kumar@...com>
To:	<linux-arm-kernel@...ts.infradead.org>, <arnd@...db.de>
Cc:	<armando.visconti@...com>, <shiraz.hashim@...com>,
	<vipin.kumar@...com>, <rajeev-dlh.kumar@...com>,
	<deepak.sikri@...com>, <vipulkumar.samar@...com>,
	<amit.virdi@...com>, <viresh.kumar@...com>,
	<pratyush.anand@...com>, <bhupesh.sharma@...com>,
	<viresh.linux@...il.com>, <akpm@...ux-foundation.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH V2 2/3] SPEAr3xx: Add machine support for ST's PWM IP

Reviewed-by: Stanley Miao <stanley.miao@...driver.com>
Signed-off-by: Viresh Kumar <viresh.kumar@...com>
---
 arch/arm/mach-spear3xx/include/mach/generic.h |    1 +
 arch/arm/mach-spear3xx/spear320.c             |   16 ++++++++++++++++
 arch/arm/mach-spear3xx/spear320_evb.c         |    1 +
 3 files changed, 18 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-spear3xx/include/mach/generic.h b/arch/arm/mach-spear3xx/include/mach/generic.h
index 8cc3a73..a88e359 100644
--- a/arch/arm/mach-spear3xx/include/mach/generic.h
+++ b/arch/arm/mach-spear3xx/include/mach/generic.h
@@ -162,6 +162,7 @@ void __init spear310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
 #ifdef CONFIG_MACH_SPEAR320
 /* Add spear320 machine device structure declarations here */
 extern struct platform_device spear320_plgpio_device;
+extern struct platform_device spear320_pwm_device;
 
 /* pad mux modes */
 extern struct pmx_mode spear320_auto_net_smii_mode;
diff --git a/arch/arm/mach-spear3xx/spear320.c b/arch/arm/mach-spear3xx/spear320.c
index 575493a..d84e986 100644
--- a/arch/arm/mach-spear3xx/spear320.c
+++ b/arch/arm/mach-spear3xx/spear320.c
@@ -548,6 +548,22 @@ struct platform_device spear320_plgpio_device = {
 	.resource = plgpio_resources,
 };
 
+/* pwm device registeration */
+static struct resource pwm_resources[] = {
+	{
+		.start = SPEAR320_PWM_BASE,
+		.end = SPEAR320_PWM_BASE + SZ_4K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+};
+
+struct platform_device spear320_pwm_device = {
+	.name = "st_pwm",
+	.id = -1,
+	.num_resources = ARRAY_SIZE(pwm_resources),
+	.resource = pwm_resources,
+};
+
 /* spear320 routines */
 void __init spear320_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
 		u8 pmx_dev_count)
diff --git a/arch/arm/mach-spear3xx/spear320_evb.c b/arch/arm/mach-spear3xx/spear320_evb.c
index 4d747db..6190660 100644
--- a/arch/arm/mach-spear3xx/spear320_evb.c
+++ b/arch/arm/mach-spear3xx/spear320_evb.c
@@ -50,6 +50,7 @@ static struct platform_device *plat_devs[] __initdata = {
 
 	/* spear320 specific devices */
 	&spear320_plgpio_device,
+	&spear320_pwm_device,
 };
 
 static void __init spear320_evb_init(void)
-- 
1.7.2.2

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