diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-07-15 14:03:35 +0200 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2009-07-30 00:47:14 +0200 |
| commit | 9b71de49b030ad8fd4d13d38571b5c42dc9ed8dd (patch) | |
| tree | e580b76f032c029f6b5541647c4f01a4f8acaa72 /arch/arm | |
| parent | S3C64XX: Fix get_rate() for ARMCLK (diff) | |
| download | linux-9b71de49b030ad8fd4d13d38571b5c42dc9ed8dd.tar.xz linux-9b71de49b030ad8fd4d13d38571b5c42dc9ed8dd.zip | |
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/arm')
| -rw-r--r-- | arch/arm/plat-s3c64xx/s3c6400-clock.c | 2 |
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 f8165e622478..febac1950d8e 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); |