linux-kernel - [PATCH 19/27] ARM: shmobile: r8a7740: Switch to new style CMT device

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Message-Id: <1392339605-20691-20-git-send-email-laurent.pinchart+renesas@ideasonboard.com>
Date:	Fri, 14 Feb 2014 01:59:57 +0100
From:	Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
To:	linux-sh@...r.kernel.org
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH 19/27] ARM: shmobile: r8a7740: Switch to new style CMT device

The CMT (Compare Match Timer) driver implements a new style of platform
data that handles the timer as a single device with multiple channel.
Switch from the old-style platform data to the new-style platform data.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
---
 arch/arm/mach-shmobile/clock-r8a7740.c |  2 +-
 arch/arm/mach-shmobile/setup-r8a7740.c | 45 ++++++++++++++++------------------
 2 files changed, 22 insertions(+), 25 deletions(-)

diff --git a/arch/arm/mach-shmobile/clock-r8a7740.c b/arch/arm/mach-shmobile/clock-r8a7740.c
index dd989f9..50d3073 100644
--- a/arch/arm/mach-shmobile/clock-r8a7740.c
+++ b/arch/arm/mach-shmobile/clock-r8a7740.c
@@ -583,7 +583,7 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_DEV_ID("sh-sci.6",		&mstp_clks[MSTP230]),
 	CLKDEV_DEV_ID("e6cc0000.sci",		&mstp_clks[MSTP230]),
 
-	CLKDEV_DEV_ID("sh_cmt.10",		&mstp_clks[MSTP329]),
+	CLKDEV_DEV_ID("sh-cmt-48.1",		&mstp_clks[MSTP329]),
 	CLKDEV_DEV_ID("sh_fsi2",		&mstp_clks[MSTP328]),
 	CLKDEV_DEV_ID("fe1f0000.sound",		&mstp_clks[MSTP328]),
 	CLKDEV_DEV_ID("i2c-sh_mobile.1",	&mstp_clks[MSTP323]),
diff --git a/arch/arm/mach-shmobile/setup-r8a7740.c b/arch/arm/mach-shmobile/setup-r8a7740.c
index 8f3c681..f88856e 100644
--- a/arch/arm/mach-shmobile/setup-r8a7740.c
+++ b/arch/arm/mach-shmobile/setup-r8a7740.c
@@ -237,35 +237,32 @@ R8A7740_SCIF(PORT_SCIFA, 7, 0xe6cd0000, gic_spi(107));
 R8A7740_SCIF(PORT_SCIFB, 8, 0xe6c30000, gic_spi(108));
 
 /* CMT */
-static struct sh_timer_config cmt10_platform_data = {
-	.name = "CMT10",
-	.channel_offset = 0x10,
-	.timer_bit = 0,
-	.clockevent_rating = 125,
-	.clocksource_rating = 125,
+static struct sh_timer_channel_config cmt1_channels[] = {
+	{
+		.index = 0,
+		.clockevent_rating = 125,
+		.clocksource_rating = 125,
+	},
 };
 
-static struct resource cmt10_resources[] = {
-	[0] = {
-		.name	= "CMT10",
-		.start	= 0xe6138010,
-		.end	= 0xe613801b,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= gic_spi(58),
-		.flags	= IORESOURCE_IRQ,
-	},
+static struct sh_timer_config cmt1_platform_data = {
+	.channels = cmt1_channels,
+	.num_channels = ARRAY_SIZE(cmt1_channels),
 };
 
-static struct platform_device cmt10_device = {
-	.name		= "sh_cmt",
-	.id		= 10,
+static struct resource cmt1_resources[] = {
+	DEFINE_RES_MEM(0xe6138000, 0x170),
+	DEFINE_RES_IRQ(gic_spi(58)),
+};
+
+static struct platform_device cmt1_device = {
+	.name		= "sh-cmt-48",
+	.id		= 1,
 	.dev = {
-		.platform_data	= &cmt10_platform_data,
+		.platform_data	= &cmt1_platform_data,
 	},
-	.resource	= cmt10_resources,
-	.num_resources	= ARRAY_SIZE(cmt10_resources),
+	.resource	= cmt1_resources,
+	.num_resources	= ARRAY_SIZE(cmt1_resources),
 };
 
 /* TMU */
@@ -400,7 +397,7 @@ static struct platform_device *r8a7740_devices_dt[] __initdata = {
 	&scif6_device,
 	&scif7_device,
 	&scif8_device,
-	&cmt10_device,
+	&cmt1_device,
 };
 
 static struct platform_device *r8a7740_early_devices[] __initdata = {
-- 
1.8.3.2

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