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Commit 20aa198f authored by Sachin Kamat's avatar Sachin Kamat Committed by Kukjin Kim
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ARM: EXYNOS: Add generic PWM lookup support for SMDK4X12 



Generic PWM framework requires that the board setup code
register a static mapping that can be used to match PWM
consumers to providers.

Signed-off-by: default avatarSachin Kamat <sachin.kamat@linaro.org>
Reviewed-by: default avatar <thierry.reding@avionic-design.de>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 4d8cc596

arch/arm/mach-exynos/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -384,6 +384,7 @@ config MACH_SMDK4212 
	select EXYNOS4_SETUP_KEYPAD

	select EXYNOS4_SETUP_SDHCI

	select EXYNOS4_SETUP_USB_PHY

	select S3C24XX_PWM

	help

	  Machine support for Samsung SMDK4212

arch/arm/mach-exynos/mach-smdk4x12.c

+6 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
#include <linux/mfd/max8997.h>

#include <linux/mmc/host.h>

#include <linux/platform_device.h>

#include <linux/pwm.h>

#include <linux/pwm_backlight.h>

#include <linux/regulator/machine.h>

#include <linux/serial_core.h>
@@ -222,6 +223,10 @@ static struct platform_pwm_backlight_data smdk4x12_bl_data = { 
	.pwm_period_ns  = 1000,

};



static struct pwm_lookup smdk4x12_pwm_lookup[] = {

	PWM_LOOKUP("s3c24xx-pwm.1", 0, "pwm-backlight.0", NULL),

};



static uint32_t smdk4x12_keymap[] __initdata = {

	/* KEY(row, col, keycode) */

	KEY(1, 3, KEY_1), KEY(1, 4, KEY_2), KEY(1, 5, KEY_3),
@@ -349,6 +354,7 @@ static void __init smdk4x12_machine_init(void) 
				ARRAY_SIZE(smdk4x12_i2c_devs7));



	samsung_bl_set(&smdk4x12_bl_gpio_info, &smdk4x12_bl_data);

	pwm_add_table(smdk4x12_pwm_lookup, ARRAY_SIZE(smdk4x12_pwm_lookup));



	samsung_keypad_set_platdata(&smdk4x12_keypad_data);