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Date: Fri, 14 Feb 2014 01:59:58 +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 20/27] ARM: shmobile: r8a7790: 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/board-lager-reference.c | 2 +-
arch/arm/mach-shmobile/clock-r8a7790.c | 2 +-
arch/arm/mach-shmobile/setup-r8a7790.c | 26 ++++++++++++++++----------
3 files changed, 18 insertions(+), 12 deletions(-)
diff --git a/arch/arm/mach-shmobile/board-lager-reference.c b/arch/arm/mach-shmobile/board-lager-reference.c
index 35fc0f2..4dd43b1 100644
--- a/arch/arm/mach-shmobile/board-lager-reference.c
+++ b/arch/arm/mach-shmobile/board-lager-reference.c
@@ -38,7 +38,7 @@ static void __init lager_add_standard_devices(void)
clk = clk_get(NULL, "cmt0");
if (!IS_ERR(clk)) {
- clk_register_clkdev(clk, NULL, "sh_cmt.0");
+ clk_register_clkdev(clk, NULL, "sh-cmt-48-gen2.0");
clk_put(clk);
}
#else
diff --git a/arch/arm/mach-shmobile/clock-r8a7790.c b/arch/arm/mach-shmobile/clock-r8a7790.c
index 4b276ef..780466e 100644
--- a/arch/arm/mach-shmobile/clock-r8a7790.c
+++ b/arch/arm/mach-shmobile/clock-r8a7790.c
@@ -357,7 +357,7 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("sh_mobile_sdhi.3", &mstp_clks[MSTP311]),
CLKDEV_DEV_ID("ee220000.mmc", &mstp_clks[MSTP305]),
CLKDEV_DEV_ID("sh_mmcif.1", &mstp_clks[MSTP305]),
- CLKDEV_DEV_ID("sh_cmt.0", &mstp_clks[MSTP124]),
+ CLKDEV_DEV_ID("sh-cmt-48-gen2.0", &mstp_clks[MSTP124]),
CLKDEV_DEV_ID("qspi.0", &mstp_clks[MSTP917]),
CLKDEV_DEV_ID("renesas_usbhs", &mstp_clks[MSTP704]),
CLKDEV_DEV_ID("pci-rcar-gen2.0", &mstp_clks[MSTP703]),
diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c
index b237268..3e5813f 100644
--- a/arch/arm/mach-shmobile/setup-r8a7790.c
+++ b/arch/arm/mach-shmobile/setup-r8a7790.c
@@ -269,20 +269,26 @@ static const struct resource thermal_resources[] __initconst = {
thermal_resources, \
ARRAY_SIZE(thermal_resources))
-static const struct sh_timer_config cmt00_platform_data __initconst = {
- .name = "CMT00",
- .timer_bit = 0,
- .clockevent_rating = 80,
+static struct sh_timer_channel_config cmt0_channels[] = {
+ {
+ .index = 0,
+ .clockevent_rating = 80,
+ },
};
-static const struct resource cmt00_resources[] __initconst = {
- DEFINE_RES_MEM(0xffca0510, 0x0c),
- DEFINE_RES_MEM(0xffca0500, 0x04),
- DEFINE_RES_IRQ(gic_spi(142)), /* CMT0_0 */
+static struct sh_timer_config cmt0_platform_data = {
+ .channels = cmt0_channels,
+ .num_channels = ARRAY_SIZE(cmt0_channels),
+ .channels_mask = 0x1f,
+};
+
+static struct resource cmt0_resources[] = {
+ DEFINE_RES_MEM(0xffca0000, 0x1004),
+ DEFINE_RES_IRQ(gic_spi(142)),
};
#define r8a7790_register_cmt(idx) \
- platform_device_register_resndata(&platform_bus, "sh_cmt", \
+ platform_device_register_resndata(&platform_bus, "sh-cmt-48-gen2", \
idx, cmt##idx##_resources, \
ARRAY_SIZE(cmt##idx##_resources), \
&cmt##idx##_platform_data, \
@@ -290,7 +296,7 @@ static const struct resource cmt00_resources[] __initconst = {
void __init r8a7790_add_dt_devices(void)
{
- r8a7790_register_cmt(00);
+ r8a7790_register_cmt(0);
}
void __init r8a7790_add_standard_devices(void)
--
1.8.3.2
--
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