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Date: Wed, 24 Apr 2013 22:50:13 +0200
From: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
To: linux-sh@...r.kernel.org
Cc: linux-leds@...r.kernel.org, linux-kernel@...r.kernel.org,
Thierry Reding <thierry.reding@...onic-design.de>,
Magnus Damm <magnus.damm@...il.com>,
Paul Mundt <lethal@...ux-sh.org>
Subject: [PATCH v2 08/11] ARM: mach-shmobile: kota2: Use leds-pwm + pwm-rmob
Instead of using the LED-specific TPU PWM driver, switch to the generic
TPU PWM driver with leds-pwm.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
---
arch/arm/mach-shmobile/board-kota2.c | 178 ++++++++++++++++++++--------------
arch/arm/mach-shmobile/clock-sh73a0.c | 8 +-
2 files changed, 109 insertions(+), 77 deletions(-)
diff --git a/arch/arm/mach-shmobile/board-kota2.c b/arch/arm/mach-shmobile/board-kota2.c
index ef5ca0e..97a1f7d 100644
--- a/arch/arm/mach-shmobile/board-kota2.c
+++ b/arch/arm/mach-shmobile/board-kota2.c
@@ -26,6 +26,7 @@
#include <linux/irq.h>
#include <linux/pinctrl/machine.h>
#include <linux/pinctrl/pinconf-generic.h>
+#include <linux/platform_data/pwm-renesas-tpu.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/io.h>
@@ -37,8 +38,8 @@
#include <linux/input/sh_keysc.h>
#include <linux/gpio_keys.h>
#include <linux/leds.h>
+#include <linux/leds_pwm.h>
#include <linux/irqchip/arm-gic.h>
-#include <linux/platform_data/leds-renesas-tpu.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mmcif.h>
#include <linux/mfd/tmio.h>
@@ -186,116 +187,137 @@ static struct platform_device gpio_leds_device = {
};
/* TPU LED */
-static struct led_renesas_tpu_config led_renesas_tpu12_pdata = {
- .name = "V2513",
- .pin_gpio_fn = GPIO_FN_TPU1TO2,
- .pin_gpio = 153,
- .channel_offset = 0x90,
- .timer_bit = 2,
- .max_brightness = 1000,
+static struct tpu_pwm_platform_data tpu1_pwm_pdata = {
+ .channels[2] = {
+ .enabled = true,
+ .active_low = false,
+ },
};
-static struct resource tpu12_resources[] = {
+static struct resource tpu1_pwm_resources[] = {
[0] = {
- .name = "TPU12",
- .start = 0xe6610090,
- .end = 0xe66100b5,
+ .start = 0xe6610000,
+ .end = 0xe66100ff,
.flags = IORESOURCE_MEM,
},
};
-static struct platform_device leds_tpu12_device = {
- .name = "leds-renesas-tpu",
- .id = 12,
+static struct platform_device tpu1_pwm_device = {
+ .name = "renesas_tpu_pwm",
+ .id = 1,
.dev = {
- .platform_data = &led_renesas_tpu12_pdata,
+ .platform_data = &tpu1_pwm_pdata,
},
- .num_resources = ARRAY_SIZE(tpu12_resources),
- .resource = tpu12_resources,
+ .num_resources = ARRAY_SIZE(tpu1_pwm_resources),
+ .resource = tpu1_pwm_resources,
};
-static struct led_renesas_tpu_config led_renesas_tpu41_pdata = {
- .name = "V2514",
- .pin_gpio_fn = GPIO_FN_TPU4TO1,
- .pin_gpio = 199,
- .channel_offset = 0x50,
- .timer_bit = 1,
- .max_brightness = 1000,
+static struct tpu_pwm_platform_data tpu2_pwm_pdata = {
+ .channels[1] = {
+ .enabled = true,
+ .active_low = false,
+ },
};
-static struct resource tpu41_resources[] = {
+static struct resource tpu2_pwm_resources[] = {
[0] = {
- .name = "TPU41",
- .start = 0xe6640050,
- .end = 0xe6640075,
+ .start = 0xe6620000,
+ .end = 0xe66200ff,
.flags = IORESOURCE_MEM,
},
};
-static struct platform_device leds_tpu41_device = {
- .name = "leds-renesas-tpu",
- .id = 41,
+static struct platform_device tpu2_pwm_device = {
+ .name = "renesas_tpu_pwm",
+ .id = 2,
.dev = {
- .platform_data = &led_renesas_tpu41_pdata,
+ .platform_data = &tpu2_pwm_pdata,
},
- .num_resources = ARRAY_SIZE(tpu41_resources),
- .resource = tpu41_resources,
+ .num_resources = ARRAY_SIZE(tpu2_pwm_resources),
+ .resource = tpu2_pwm_resources,
};
-static struct led_renesas_tpu_config led_renesas_tpu21_pdata = {
- .name = "V2515",
- .pin_gpio_fn = GPIO_FN_TPU2TO1,
- .pin_gpio = 197,
- .channel_offset = 0x50,
- .timer_bit = 1,
- .max_brightness = 1000,
+static struct tpu_pwm_platform_data tpu3_pwm_pdata = {
+ .channels[0] = {
+ .enabled = true,
+ .active_low = false,
+ },
};
-static struct resource tpu21_resources[] = {
+static struct resource tpu3_pwm_resources[] = {
[0] = {
- .name = "TPU21",
- .start = 0xe6620050,
- .end = 0xe6620075,
+ .start = 0xe6630000,
+ .end = 0xe66300ff,
.flags = IORESOURCE_MEM,
},
};
-static struct platform_device leds_tpu21_device = {
- .name = "leds-renesas-tpu",
- .id = 21,
+static struct platform_device tpu3_pwm_device = {
+ .name = "renesas_tpu_pwm",
+ .id = 3,
.dev = {
- .platform_data = &led_renesas_tpu21_pdata,
+ .platform_data = &tpu3_pwm_pdata,
},
- .num_resources = ARRAY_SIZE(tpu21_resources),
- .resource = tpu21_resources,
+ .num_resources = ARRAY_SIZE(tpu3_pwm_resources),
+ .resource = tpu3_pwm_resources,
};
-static struct led_renesas_tpu_config led_renesas_tpu30_pdata = {
- .name = "KEYLED",
- .pin_gpio_fn = GPIO_FN_TPU3TO0,
- .pin_gpio = 163,
- .channel_offset = 0x10,
- .timer_bit = 0,
- .max_brightness = 1000,
+static struct tpu_pwm_platform_data tpu4_pwm_pdata = {
+ .channels[1] = {
+ .enabled = true,
+ .active_low = false,
+ },
};
-static struct resource tpu30_resources[] = {
+static struct resource tpu4_pwm_resources[] = {
[0] = {
- .name = "TPU30",
- .start = 0xe6630010,
- .end = 0xe6630035,
+ .start = 0xe6640000,
+ .end = 0xe66400ff,
.flags = IORESOURCE_MEM,
},
};
-static struct platform_device leds_tpu30_device = {
- .name = "leds-renesas-tpu",
- .id = 30,
+static struct platform_device tpu4_pwm_device = {
+ .name = "renesas_tpu_pwm",
+ .id = 4,
+ .dev = {
+ .platform_data = &tpu4_pwm_pdata,
+ },
+ .num_resources = ARRAY_SIZE(tpu4_pwm_resources),
+ .resource = tpu4_pwm_resources,
+};
+
+static struct led_pwm tpu_pwm_leds[] = {
+ {
+ .name = "V2513",
+ .pwm_id = TPU_PWM_ID(1, 2),
+ .max_brightness = 1000,
+ }, {
+ .name = "V2515",
+ .pwm_id = TPU_PWM_ID(2, 1),
+ .max_brightness = 1000,
+ }, {
+ .name = "KEYLED",
+ .pwm_id = TPU_PWM_ID(3, 0),
+ .max_brightness = 1000,
+ }, {
+ .name = "V2514",
+ .pwm_id = TPU_PWM_ID(4, 1),
+ .max_brightness = 1000,
+ },
+};
+
+static struct led_pwm_platform_data leds_pwm_pdata = {
+ .num_leds = ARRAY_SIZE(tpu_pwm_leds),
+ .leds = tpu_pwm_leds,
+};
+
+static struct platform_device leds_pwm_device = {
+ .name = "leds-pwm",
+ .id = 0,
.dev = {
- .platform_data = &led_renesas_tpu30_pdata,
+ .platform_data = &leds_pwm_pdata,
},
- .num_resources = ARRAY_SIZE(tpu30_resources),
- .resource = tpu30_resources,
};
/* Fixed 1.8V regulator to be used by MMCIF */
@@ -426,10 +448,11 @@ static struct platform_device *kota2_devices[] __initdata = {
&keysc_device,
&gpio_keys_device,
&gpio_leds_device,
- &leds_tpu12_device,
- &leds_tpu41_device,
- &leds_tpu21_device,
- &leds_tpu30_device,
+ &tpu1_pwm_device,
+ &tpu2_pwm_device,
+ &tpu3_pwm_device,
+ &tpu4_pwm_device,
+ &leds_pwm_device,
&mmcif_device,
&sdhi0_device,
&sdhi1_device,
@@ -512,6 +535,15 @@ static const struct pinctrl_map kota2_pinctrl_map[] = {
"bsc_cs5_a", "bsc"),
PIN_MAP_MUX_GROUP_DEFAULT("smsc911x.0", "pfc-sh73a0",
"bsc_we0", "bsc"),
+ /* TPU */
+ PIN_MAP_MUX_GROUP_DEFAULT("renesas_tpu_pwm.1", "pfc-sh73a0",
+ "tpu1_to2", "tpu1"),
+ PIN_MAP_MUX_GROUP_DEFAULT("renesas_tpu_pwm.2", "pfc-sh73a0",
+ "tpu2_to1", "tpu2"),
+ PIN_MAP_MUX_GROUP_DEFAULT("renesas_tpu_pwm.3", "pfc-sh73a0",
+ "tpu3_to0", "tpu3"),
+ PIN_MAP_MUX_GROUP_DEFAULT("renesas_tpu_pwm.4", "pfc-sh73a0",
+ "tpu4_to1", "tpu4"),
};
static void __init kota2_init(void)
diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c
index f222837..c454dc7 100644
--- a/arch/arm/mach-shmobile/clock-sh73a0.c
+++ b/arch/arm/mach-shmobile/clock-sh73a0.c
@@ -656,10 +656,10 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("e6bd0000.mmcif", &mstp_clks[MSTP312]), /* MMCIF0 */
CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP311]), /* SDHI2 */
CLKDEV_DEV_ID("ee140000.sdhi", &mstp_clks[MSTP311]), /* SDHI2 */
- CLKDEV_DEV_ID("leds-renesas-tpu.12", &mstp_clks[MSTP303]), /* TPU1 */
- CLKDEV_DEV_ID("leds-renesas-tpu.21", &mstp_clks[MSTP302]), /* TPU2 */
- CLKDEV_DEV_ID("leds-renesas-tpu.30", &mstp_clks[MSTP301]), /* TPU3 */
- CLKDEV_DEV_ID("leds-renesas-tpu.41", &mstp_clks[MSTP300]), /* TPU4 */
+ CLKDEV_DEV_ID("rmob_tpu_pwm.1", &mstp_clks[MSTP303]), /* TPU1 */
+ CLKDEV_DEV_ID("rmob_tpu_pwm.2", &mstp_clks[MSTP302]), /* TPU2 */
+ CLKDEV_DEV_ID("rmob_tpu_pwm.3", &mstp_clks[MSTP301]), /* TPU3 */
+ CLKDEV_DEV_ID("rmob_tpu_pwm.4", &mstp_clks[MSTP300]), /* TPU4 */
CLKDEV_DEV_ID("i2c-sh_mobile.3", &mstp_clks[MSTP411]), /* I2C3 */
CLKDEV_DEV_ID("e6826000.i2c", &mstp_clks[MSTP411]), /* I2C3 */
CLKDEV_DEV_ID("i2c-sh_mobile.4", &mstp_clks[MSTP410]), /* I2C4 */
--
1.8.1.5
--
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