diff options
Diffstat (limited to 'arch/arm/mach-s3c24xx/common.c')
| -rw-r--r-- | arch/arm/mach-s3c24xx/common.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c24xx/common.c b/arch/arm/mach-s3c24xx/common.c index c157103e..457261c 100644 --- a/arch/arm/mach-s3c24xx/common.c +++ b/arch/arm/mach-s3c24xx/common.c @@ -27,6 +27,7 @@ #include <linux/interrupt.h> #include <linux/ioport.h> #include <linux/serial_core.h> +#include <clocksource/samsung_pwm.h> #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/io.h> @@ -49,6 +50,7 @@ #include <plat/clock.h> #include <plat/cpu-freq.h> #include <plat/pll.h> +#include <plat/pwm-core.h> #include "common.h" @@ -216,6 +218,13 @@ static void s3c24xx_default_idle(void) S3C2410_CLKCON); } +static struct samsung_pwm_variant s3c24xx_pwm_variant = { + .bits = 16, + .div_base = 1, + .has_tint_cstat = false, + .tclk_mask = (1 << 4), +}; + void __init s3c24xx_init_io(struct map_desc *mach_desc, int size) { arm_pm_idle = s3c24xx_default_idle; @@ -232,6 +241,24 @@ void __init s3c24xx_init_io(struct map_desc *mach_desc, int size) s3c24xx_init_cpu(); s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); + + 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 */ |
