[PATCH 2/2] ARM: imx: Disable imx-cpufreq when cpufreq-cpu0 used

Sascha Hauer s.hauer at pengutronix.de
Sun Mar 10 18:51:59 EDT 2013


On Sun, Mar 10, 2013 at 05:53:27PM +0100, Markus Pargmann wrote:
> cpufreq-cpu0 has DT support. So if imx27 or imx51 is booted with DT
> support, it should not use the old imx-cpufreq driver. Instead the
> operating-points should be defined in the appropriate DT files.
> 
> Signed-off-by: Markus Pargmann <mpa at pengutronix.de>
> ---
>  arch/arm/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 5b71469..1247fe5 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -2156,6 +2156,7 @@ source "drivers/cpufreq/Kconfig"
>  config CPU_FREQ_IMX
>  	tristate "CPUfreq driver for i.MX CPUs"
>  	depends on ARCH_MXC && CPU_FREQ
> +	depends on (!GENERIC_CPUFREQ_CPU0 || (!MACH_IMX51_DT && !MACH_IMX27_DT))

Does this driver work with multiplatform anyway? I mean it registers
a cpufreq driver without knowing that the kernel even runs on i.MX.
Maybe removing it is the better option?

Sascha

>  	select CPU_FREQ_TABLE
>  	help
>  	  This enables the CPUfreq driver for i.MX CPUs.
> -- 
> 1.8.1.5
> 
> 

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