ARM: SAMSUNG: Move all platforms to new clocksource driver

This patch moves all Samsung platforms using PWM clocksource from legacy
samsung-time to new samsung-pwm-timer driver.

Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
Reviewed-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Mark Brown <broonie@linaro.org>
Tested-by: Sylwester Nawrocki <sylvester.nawrocki@gmail.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>

2 files changed, 16 insertions, 6 deletions

diff --git a/arch/arm/mach-s3c24xx/Kconfig b/arch/arm/mach-s3c24xx/Kconfig
index 7791ac76f945..dba2173e70f3 100644
--- a/arch/arm/mach-s3c24xx/Kconfig
+++ b/arch/arm/mach-s3c24xx/Kconfig
@@ -30,7 +30,6 @@ config CPU_S3C2410
         select S3C2410_CLOCK
         select ARM_S3C2410_CPUFREQ if ARM_S3C24XX_CPUFREQ
         select S3C2410_PM if PM
-        select SAMSUNG_HRT
         select SAMSUNG_WDT_RESET
         help
           Support for S3C2410 and S3C2410A family from the S3C24XX line
@@ -42,7 +41,6 @@ config CPU_S3C2412
         select CPU_LLSERIAL_S3C2440
         select S3C2412_DMA if S3C24XX_DMA
         select S3C2412_PM if PM
-        select SAMSUNG_HRT
         help
           Support for the S3C2412 and S3C2413 SoCs from the S3C24XX line
 
@@ -54,7 +52,6 @@ config CPU_S3C2416
         select S3C2443_COMMON
         select S3C2443_DMA if S3C24XX_DMA
         select SAMSUNG_CLKSRC
-        select SAMSUNG_HRT
         help
           Support for the S3C2416 SoC from the S3C24XX line
 
@@ -65,7 +62,6 @@ config CPU_S3C2440
         select S3C2410_CLOCK
         select S3C2410_PM if PM
         select S3C2440_DMA if S3C24XX_DMA
-        select SAMSUNG_HRT
         help
           Support for S3C2440 Samsung Mobile CPU based systems.
 
@@ -75,7 +71,6 @@ config CPU_S3C2442
         select CPU_LLSERIAL_S3C2440
         select S3C2410_CLOCK
         select S3C2410_PM if PM
-        select SAMSUNG_HRT
         help
           Support for S3C2442 Samsung Mobile CPU based systems.
 
@@ -91,7 +86,6 @@ config CPU_S3C2443
         select S3C2443_COMMON
         select S3C2443_DMA if S3C24XX_DMA
         select SAMSUNG_CLKSRC
-        select SAMSUNG_HRT
         help
           Support for the S3C2443 SoC from the S3C24XX line
 
diff --git a/arch/arm/mach-s3c24xx/common.c b/arch/arm/mach-s3c24xx/common.c
index e5e7d7dee6f2..457261c98433 100644
--- a/arch/arm/mach-s3c24xx/common.c
+++ b/arch/arm/mach-s3c24xx/common.c
@@ -245,6 +245,22 @@ void __init s3c24xx_init_io(struct map_desc *mach_desc, int size)
         samsung_pwm_set_platdata(&s3c24xx_pwm_variant);
 }
 
+void __init samsung_set_timer_source(unsigned int event, unsigned int source)
+{
+        s3c24xx_pwm_variant.output_mask = BIT(SAMSUNG_PWM_NUM) - 1;
+        s3c24xx_pwm_variant.output_mask &= ~(BIT(event) | BIT(source));
+}
+
+void __init samsung_timer_init(void)
+{
+        unsigned int timer_irqs[SAMSUNG_PWM_NUM] = {
+                IRQ_TIMER0, IRQ_TIMER1, IRQ_TIMER2, IRQ_TIMER3, IRQ_TIMER4,
+        };
+
+        samsung_pwm_clocksource_init(S3C_VA_TIMER,
+                                        timer_irqs, &s3c24xx_pwm_variant);
+}
+
 /* Serial port registrations */
 
 #define S3C2410_PA_UART0      (S3C24XX_PA_UART)