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authorMark Brown <broonie@opensource.wolfsonmicro.com>2009-07-15 13:03:35 +0100
committerBen Dooks <ben-linux@fluff.org>2009-07-29 23:47:14 +0100
commit9b71de49b030ad8fd4d13d38571b5c42dc9ed8dd (patch)
treee580b76f032c029f6b5541647c4f01a4f8acaa72 /arch
parent1d91e1a296244690461a7c36d71710dfbabbc219 (diff)
S3C64XX: Fix ARMCLK configuration
The value of armclk_mask needs to be inverted for use as a mask on the register value when updating ARM_RATIO. This is critical for cpufreq support, without it attempts to scale the frequency of the core trash pretty much the entire clock tree. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/plat-s3c64xx/s3c6400-clock.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/plat-s3c64xx/s3c6400-clock.c b/arch/arm/plat-s3c64xx/s3c6400-clock.c
index f8165e62247..febac1950d8 100644
--- a/arch/arm/plat-s3c64xx/s3c6400-clock.c
+++ b/arch/arm/plat-s3c64xx/s3c6400-clock.c
@@ -175,7 +175,7 @@ static int s3c64xx_clk_arm_set_rate(struct clk *clk, unsigned long rate)
div = clk_get_rate(clk->parent) / rate;
val = __raw_readl(S3C_CLK_DIV0);
- val &= armclk_mask;
+ val &= ~armclk_mask;
val |= (div - 1);
__raw_writel(val, S3C_CLK_DIV0);