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authorNick Chan <towinchenmi@gmail.com>2024-12-18 21:25:06 +0300
committerViresh Kumar <viresh.kumar@linaro.org>2024-12-23 13:56:46 +0300
commit55aac9f570b0f8a300a9b0128620ced15c4742d8 (patch)
treede89fb472a725b9f64346004ed4a3dc399ff9dad
parent0755a9376ec949eb7d881324548266ba8667a206 (diff)
downloadlinux-55aac9f570b0f8a300a9b0128620ced15c4742d8.tar.xz
cpufreq: apple-soc: Use 32-bit read for status register
Apple A7-A9(X) SoCs requires 32-bit reads on the status register. Newer SoCs accepts 32-bit reads on the status register as well. Signed-off-by: Nick Chan <towinchenmi@gmail.com> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
-rw-r--r--drivers/cpufreq/apple-soc-cpufreq.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/cpufreq/apple-soc-cpufreq.c b/drivers/cpufreq/apple-soc-cpufreq.c
index 90e34105b50b..b27d261fe5a6 100644
--- a/drivers/cpufreq/apple-soc-cpufreq.c
+++ b/drivers/cpufreq/apple-soc-cpufreq.c
@@ -122,7 +122,7 @@ static unsigned int apple_soc_cpufreq_get_rate(unsigned int cpu)
unsigned int pstate;
if (priv->info->cur_pstate_mask) {
- u64 reg = readq_relaxed(priv->reg_base + APPLE_DVFS_STATUS);
+ u32 reg = readl_relaxed(priv->reg_base + APPLE_DVFS_STATUS);
pstate = (reg & priv->info->cur_pstate_mask) >> priv->info->cur_pstate_shift;
} else {