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| author | Colin Cross <ccross@android.com> | 2010-10-20 17:47:59 -0700 |
|---|---|---|
| committer | Colin Cross <ccross@android.com> | 2011-02-21 00:10:45 -0800 |
| commit | 89a5fb84dabdf6daeae7d5301a6b1ae4754425dd (patch) | |
| tree | 42b5e7c1e7fb17782b7fd7f07585a797cf18fc90 /arch/arm/mach-tegra/cpu-tegra.c | |
| parent | 4729fd7a7dfe7847b4870801ad12222adaeb016c (diff) | |
| download | lwn-89a5fb84dabdf6daeae7d5301a6b1ae4754425dd.tar.gz lwn-89a5fb84dabdf6daeae7d5301a6b1ae4754425dd.zip | |
ARM: tegra: cpufreq: Take an extra reference to pllx
During cpu frequency changes, take an extra reference to pllx so
that it doesn't turn off and on while the cpu is temporarily on
pllp. If the cpu is moved to pllp permanently, pllx will be
turned off.
Acked-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Colin Cross <ccross@android.com>
Diffstat (limited to 'arch/arm/mach-tegra/cpu-tegra.c')
| -rw-r--r-- | arch/arm/mach-tegra/cpu-tegra.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/cpu-tegra.c b/arch/arm/mach-tegra/cpu-tegra.c index cda03f11550e..f02ba603ceb7 100644 --- a/arch/arm/mach-tegra/cpu-tegra.c +++ b/arch/arm/mach-tegra/cpu-tegra.c @@ -173,6 +173,8 @@ static int tegra_cpu_init(struct cpufreq_policy *policy) if (IS_ERR(cpu_clk)) return PTR_ERR(cpu_clk); + clk_enable(cpu_clk); + cpufreq_frequency_table_cpuinfo(policy, freq_table); cpufreq_frequency_table_get_attr(freq_table, policy->cpu); policy->cur = tegra_getspeed(policy->cpu); |