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 c157103ed8eb..457261c98433 100644 --- a/arch/arm/mach-s3c24xx/common.c +++ b/arch/arm/mach-s3c24xx/common.c | |||
@@ -27,6 +27,7 @@ | |||
27 | #include <linux/interrupt.h> | 27 | #include <linux/interrupt.h> |
28 | #include <linux/ioport.h> | 28 | #include <linux/ioport.h> |
29 | #include <linux/serial_core.h> | 29 | #include <linux/serial_core.h> |
30 | #include <clocksource/samsung_pwm.h> | ||
30 | #include <linux/platform_device.h> | 31 | #include <linux/platform_device.h> |
31 | #include <linux/delay.h> | 32 | #include <linux/delay.h> |
32 | #include <linux/io.h> | 33 | #include <linux/io.h> |
@@ -49,6 +50,7 @@ | |||
49 | #include <plat/clock.h> | 50 | #include <plat/clock.h> |
50 | #include <plat/cpu-freq.h> | 51 | #include <plat/cpu-freq.h> |
51 | #include <plat/pll.h> | 52 | #include <plat/pll.h> |
53 | #include <plat/pwm-core.h> | ||
52 | 54 | ||
53 | #include "common.h" | 55 | #include "common.h" |
54 | 56 | ||
@@ -216,6 +218,13 @@ static void s3c24xx_default_idle(void) | |||
216 | S3C2410_CLKCON); | 218 | S3C2410_CLKCON); |
217 | } | 219 | } |
218 | 220 | ||
221 | static struct samsung_pwm_variant s3c24xx_pwm_variant = { | ||
222 | .bits = 16, | ||
223 | .div_base = 1, | ||
224 | .has_tint_cstat = false, | ||
225 | .tclk_mask = (1 << 4), | ||
226 | }; | ||
227 | |||
219 | void __init s3c24xx_init_io(struct map_desc *mach_desc, int size) | 228 | void __init s3c24xx_init_io(struct map_desc *mach_desc, int size) |
220 | { | 229 | { |
221 | arm_pm_idle = s3c24xx_default_idle; | 230 | arm_pm_idle = s3c24xx_default_idle; |
@@ -232,6 +241,24 @@ void __init s3c24xx_init_io(struct map_desc *mach_desc, int size) | |||
232 | s3c24xx_init_cpu(); | 241 | s3c24xx_init_cpu(); |
233 | 242 | ||
234 | s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); | 243 | s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); |
244 | |||
245 | samsung_pwm_set_platdata(&s3c24xx_pwm_variant); | ||
246 | } | ||
247 | |||
248 | void __init samsung_set_timer_source(unsigned int event, unsigned int source) | ||
249 | { | ||
250 | s3c24xx_pwm_variant.output_mask = BIT(SAMSUNG_PWM_NUM) - 1; | ||
251 | s3c24xx_pwm_variant.output_mask &= ~(BIT(event) | BIT(source)); | ||
252 | } | ||
253 | |||
254 | void __init samsung_timer_init(void) | ||
255 | { | ||
256 | unsigned int timer_irqs[SAMSUNG_PWM_NUM] = { | ||
257 | IRQ_TIMER0, IRQ_TIMER1, IRQ_TIMER2, IRQ_TIMER3, IRQ_TIMER4, | ||
258 | }; | ||
259 | |||
260 | samsung_pwm_clocksource_init(S3C_VA_TIMER, | ||
261 | timer_irqs, &s3c24xx_pwm_variant); | ||
235 | } | 262 | } |
236 | 263 | ||
237 | /* Serial port registrations */ | 264 | /* Serial port registrations */ |