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Diffstat (limited to 'arch/arm/mach-s5p64x0/common.c')
-rw-r--r--arch/arm/mach-s5p64x0/common.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/mach-s5p64x0/common.c b/arch/arm/mach-s5p64x0/common.c
index dfdfdc320ce..42e14f2e7ca 100644
--- a/arch/arm/mach-s5p64x0/common.c
+++ b/arch/arm/mach-s5p64x0/common.c
@@ -19,6 +19,7 @@
#include <linux/io.h>
#include <linux/device.h>
#include <linux/serial_core.h>
+#include <clocksource/samsung_pwm.h>
#include <linux/platform_device.h>
#include <linux/sched.h>
#include <linux/dma-mapping.h>
@@ -47,6 +48,7 @@
#include <plat/fb-core.h>
#include <plat/spi-core.h>
#include <plat/gpio-cfg.h>
+#include <plat/pwm-core.h>
#include <plat/regs-irqtype.h>
#include <plat/regs-serial.h>
#include <plat/watchdog-reset.h>
@@ -157,6 +159,30 @@ static void s5p64x0_idle(void)
cpu_do_idle();
}
+static struct samsung_pwm_variant s5p64x0_pwm_variant = {
+ .bits = 32,
+ .div_base = 0,
+ .has_tint_cstat = true,
+ .tclk_mask = 0,
+};
+
+void __init samsung_set_timer_source(unsigned int event, unsigned int source)
+{
+ s5p64x0_pwm_variant.output_mask = BIT(SAMSUNG_PWM_NUM) - 1;
+ s5p64x0_pwm_variant.output_mask &= ~(BIT(event) | BIT(source));
+}
+
+void __init samsung_timer_init(void)
+{
+ unsigned int timer_irqs[SAMSUNG_PWM_NUM] = {
+ IRQ_TIMER0_VIC, IRQ_TIMER1_VIC, IRQ_TIMER2_VIC,
+ IRQ_TIMER3_VIC, IRQ_TIMER4_VIC,
+ };
+
+ samsung_pwm_clocksource_init(S3C_VA_TIMER,
+ timer_irqs, &s5p64x0_pwm_variant);
+}
+
/*
* s5p64x0_map_io
*
@@ -176,6 +202,7 @@ void __init s5p64x0_init_io(struct map_desc *mach_desc, int size)
s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids));
samsung_wdt_reset_init(S3C_VA_WATCHDOG);
+ samsung_pwm_set_platdata(&s5p64x0_pwm_variant);
}
void __init s5p6440_map_io(void)