On 8 February 2013 00:03, amit kachhap <amit.kachhap@xxxxxxxxx> wrote:
> 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.
>
I am only talking about cpufreq_tbl and its nothing but operating
points for the cpus. It seems its agreed upon to add operating-points
to cpu node as being done by all other platforms like imx6q, am33xx,
cpufreq-cpu0 and spear.
Thanks,
Inder
> Thanks,
> Amit Daniel
>>
>>> serial@B0000 {
>>> compatible = "samsung,exynos4210-uart";
>>> reg = <0xB0000 0x1000>;
>>> --
>>> 1.7.10.4
>>>
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