On 2 May 2013 20:46, Arnd Bergmann wrote: > The big.LITTLE cpufreq driver uses the CPU topology API, which > needs to be reflected in Kconfig to prevent broken configurations. > > warning: (ARM_DT_BL_CPUFREQ) selects ARM_BIG_LITTLE_CPUFREQ which > has unmet direct dependencies (ARCH_HAS_CPUFREQ && CPU_FREQ && ARM && ARM_CPU_TOPOLOGY) > > Cc: Rafael J. Wysocki > Cc: Viresh Kumar > Cc: cpufreq@vger.kernel.org > Cc: linux-pm@vger.kernel.org > Signed-off-by: Arnd Bergmann > --- > drivers/cpufreq/Kconfig.arm | 1 + > 1 file changed, 1 insertion(+) With all the discussions we had, please see if you can replace your patch with this one (Attached too for applying, copy/paste in gmail will break it): From: Viresh Kumar Date: Sat, 4 May 2013 12:03:54 +0530 Subject: [PATCH] cpufreq: ARM big LITTLE: Fix Kconfig entries This fixes usage of "depends on" and "select" options in Kconfig for ARM big LITTLE cpufreq driver. Otherwise we get these warnings: warning: (ARM_DT_BL_CPUFREQ) selects ARM_BIG_LITTLE_CPUFREQ which has unmet direct dependencies (ARCH_HAS_CPUFREQ && CPU_FREQ && ARM && ARM_CPU_TOPOLOGY) Signed-off-by: Arnd Bergmann Signed-off-by: Viresh Kumar --- drivers/cpufreq/Kconfig.arm | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm index 634e992..a924408 100644 --- a/drivers/cpufreq/Kconfig.arm +++ b/drivers/cpufreq/Kconfig.arm @@ -3,17 +3,17 @@ # config ARM_BIG_LITTLE_CPUFREQ - tristate - depends on ARM_CPU_TOPOLOGY - select PM_OPP + tristate "Generic ARM big LITTLE CPUfreq driver" + depends on ARM_CPU_TOPOLOGY && PM_OPP && HAVE_CLK + help + This enables the Generic CPUfreq driver for ARM big.LITTLE platforms. config ARM_DT_BL_CPUFREQ - tristate "Generic ARM big LITTLE CPUfreq driver probed via DT" - select ARM_BIG_LITTLE_CPUFREQ - depends on OF && HAVE_CLK + tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver" + depends on ARM_BIG_LITTLE_CPUFREQ && OF help - This enables the Generic CPUfreq driver for ARM big.LITTLE platform. - This gets frequency tables from DT. + This enables probing via DT for Generic CPUfreq driver for ARM + big.LITTLE platform. This gets frequency tables from DT. config ARM_EXYNOS_CPUFREQ bool "SAMSUNG EXYNOS SoCs"