[PATCH 4/9] S3C64XX: Provide logging when CPU frequencies are eliminated due to clocks
Mark Brown
broonie at opensource.wolfsonmicro.com
Tue Nov 3 09:42:07 EST 2009
This provides symmetry with the voltage based checks done for the
regulator.
Signed-off-by: Mark Brown <broonie at opensource.wolfsonmicro.com>
---
arch/arm/plat-s3c64xx/cpufreq.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/arm/plat-s3c64xx/cpufreq.c b/arch/arm/plat-s3c64xx/cpufreq.c
index e6e0843..bdc3c96 100644
--- a/arch/arm/plat-s3c64xx/cpufreq.c
+++ b/arch/arm/plat-s3c64xx/cpufreq.c
@@ -217,8 +217,11 @@ static int __init s3c64xx_cpufreq_driver_init(struct cpufreq_policy *policy)
/* Check for frequencies we can generate */
r = clk_round_rate(armclk, freq->frequency * 1000);
r /= 1000;
- if (r != freq->frequency)
+ if (r != freq->frequency) {
+ pr_debug("cpufreq: %dkHz unsupported by clock\n",
+ freq->frequency);
freq->frequency = CPUFREQ_ENTRY_INVALID;
+ }
/* If we have no regulator then assume startup
* frequency is the maximum we can support. */
--
1.6.5.2
More information about the linux-arm-kernel
mailing list