On Wed, Feb 6, 2013 at 8:49 PM, Inderpal Singh
<inderpal.singh@xxxxxxxxxx> wrote:
> On 7 February 2013 01:09, Amit Daniel Kachhap <amit.daniel@xxxxxxxxxxx> wrote:
>> Add cpufreq controller device node for Exynos5440 SoC for passing
>> parameters like controller base address, interrupt and cpufreq
>> table.
>>
>> Signed-off-by: Amit Daniel Kachhap <amit.daniel@xxxxxxxxxxx>
>> ---
>> arch/arm/boot/dts/exynos5440.dtsi | 9 +++++++++
>> 1 file changed, 9 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi
>> index 024269d..b20b517 100644
>> --- a/arch/arm/boot/dts/exynos5440.dtsi
>> +++ b/arch/arm/boot/dts/exynos5440.dtsi
>> @@ -63,6 +63,15 @@
>>
>> };
>>
>> + cpufreq@160000 {
>> + compatible = "samsung,exynos5440-cpufreq";
>> + reg = <0x160000 0x1000>;
>> + interrupts = <0 57 0>;
>> + cpufreq_tbl = < 1200000 1025000
>> + 1000000 975000
>> + 800000 925000 >;
>> + };
>> +
>
> I think cpufreq_tbl should be part of the cpu node as it's the
> property of the cpu.
> Please refer cpufreq-cpu0 and spear-cpufreq.
http://permalink.gmane.org/gmane.linux.kernel.samsung-soc/15364.
In this thread same discussion followed. I am not sure what is the
correct way but looks like Kukjin concluded this with a timer node
separate from the CPU code.
Thanks,
Amit Daniel
>
>> serial@B0000 {
>> compatible = "samsung,exynos4210-uart";
>> reg = <0xB0000 0x1000>;
>> --
>> 1.7.10.4
>>
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