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authorBen Dooks <ben-linux@fluff.org>2008-11-21 10:36:06 +0000
committerBen Dooks <ben-linux@fluff.org>2008-12-15 21:46:25 +0000
commit7d2dbcf9faad074c52a941d01fc21eea3c95ca33 (patch)
treee06a1dc63a99afd6471d17d228a66226aa321f4d /arch
parent82fd8e681d60a195ce6e9fc783d0ebe7a81b1ead (diff)
[ARM] S3C: Fix scaler1 clock rate information
The pwm-scaler0 and pwm-scaler1 clocks have their .id field set to -1 as they are not referenced to any specific device. However, parts of the pwm-clock code used the .id field to identify which scaler clock was being used. Fix the problem by comparing against the pointer to the clock to identify the scalers. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/plat-s3c/pwm-clock.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm/plat-s3c/pwm-clock.c b/arch/arm/plat-s3c/pwm-clock.c
index b0fcbc1fb64..e07d82891a9 100644
--- a/arch/arm/plat-s3c/pwm-clock.c
+++ b/arch/arm/plat-s3c/pwm-clock.c
@@ -73,11 +73,13 @@
* tclk -------------------------/
*/
+static struct clk clk_timer_scaler[];
+
static unsigned long clk_pwm_scaler_get_rate(struct clk *clk)
{
unsigned long tcfg0 = __raw_readl(S3C2410_TCFG0);
- if (clk->id == 1) {
+ if (clk == &clk_timer_scaler[1]) {
tcfg0 &= S3C2410_TCFG_PRESCALER1_MASK;
tcfg0 >>= S3C2410_TCFG_PRESCALER1_SHIFT;
} else {
@@ -114,7 +116,7 @@ static int clk_pwm_scaler_set_rate(struct clk *clk, unsigned long rate)
local_irq_save(flags);
tcfg0 = __raw_readl(S3C2410_TCFG0);
- if (clk->id == 1) {
+ if (clk == &clk_timer_scaler[1]) {
tcfg0 &= ~S3C2410_TCFG_PRESCALER1_MASK;
tcfg0 |= divisor << S3C2410_TCFG_PRESCALER1_SHIFT;
} else {