diff options
Diffstat (limited to 'arch/sh/Kconfig')
| -rw-r--r-- | arch/sh/Kconfig | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 03c773b74bd2..bef19f5bde7f 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -469,8 +469,12 @@ config SH_CPU_FREQ depends on CPU_FREQ select CPU_FREQ_TABLE help - This adds the cpufreq driver for SuperH. At present, only - the SH-4 is supported. + This adds the cpufreq driver for SuperH. Any CPU that supports + clock rate rounding through the clock framework can use this + driver. While it will make the kernel slightly larger, this is + harmless for CPUs that don't support rate rounding. The driver + will also generate a notice in the boot log before disabling + itself if the CPU in question is not capable of rate rounding. For details, take a look at <file:Documentation/cpu-freq>. |