diff options
Diffstat (limited to 'arch/arm/mach-s3c64xx/common.c')
| -rw-r--r-- | arch/arm/mach-s3c64xx/common.c | 32 |
1 files changed, 28 insertions, 4 deletions
diff --git a/arch/arm/mach-s3c64xx/common.c b/arch/arm/mach-s3c64xx/common.c index 3f62e467b129..73d79cf5e141 100644 --- a/arch/arm/mach-s3c64xx/common.c +++ b/arch/arm/mach-s3c64xx/common.c @@ -27,6 +27,7 @@ #include <linux/irq.h> #include <linux/gpio.h> #include <linux/irqchip/arm-vic.h> +#include <clocksource/samsung_pwm.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -42,7 +43,7 @@ #include <plat/pm.h> #include <plat/gpio-cfg.h> #include <plat/irq-uart.h> -#include <plat/irq-vic-timer.h> +#include <plat/pwm-core.h> #include <plat/regs-irqtype.h> #include <plat/regs-serial.h> #include <plat/watchdog-reset.h> @@ -149,6 +150,30 @@ static struct device s3c64xx_dev = { .bus = &s3c64xx_subsys, }; +static struct samsung_pwm_variant s3c64xx_pwm_variant = { + .bits = 32, + .div_base = 0, + .has_tint_cstat = true, + .tclk_mask = (1 << 7) | (1 << 6) | (1 << 5), +}; + +void __init samsung_set_timer_source(unsigned int event, unsigned int source) +{ + s3c64xx_pwm_variant.output_mask = BIT(SAMSUNG_PWM_NUM) - 1; + s3c64xx_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, &s3c64xx_pwm_variant); +} + /* read cpu identification code */ void __init s3c64xx_init_io(struct map_desc *mach_desc, int size) @@ -161,6 +186,8 @@ void __init s3c64xx_init_io(struct map_desc *mach_desc, int size) s3c64xx_init_cpu(); s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); + + samsung_pwm_set_platdata(&s3c64xx_pwm_variant); } static __init int s3c64xx_dev_init(void) @@ -195,9 +222,6 @@ void __init s3c64xx_init_irq(u32 vic0_valid, u32 vic1_valid) /* initialise the pair of VICs */ vic_init(VA_VIC0, IRQ_VIC0_BASE, vic0_valid, IRQ_VIC0_RESUME); vic_init(VA_VIC1, IRQ_VIC1_BASE, vic1_valid, IRQ_VIC1_RESUME); - - /* add the timer sub-irqs */ - s3c_init_vic_timer_irq(5, IRQ_TIMER0); } #define eint_offset(irq) ((irq) - IRQ_EINT(0)) |