Re: [PATCH] cpufreq: dt: Add r8a7796 support to to use generic cpufreq driver

[Viresh Kumar <viresh.kumar@linaro.org>]

On 11-08-17, 17:36, Simon Horman wrote:
> From: Khiem Nguyen <khiem.nguyen.xt@rvc.renesas.com>
> 
> This patch adds the r8a7796 support the generic cpufreq driver
> by adding an appropriate compat string. This is in keeping
> with support for other Renesas ARM and arm64 based SoCs.
> 
> Signed-off-by: Khiem Nguyen <khiem.nguyen.xt@rvc.renesas.com>
> [simon: new changelog]
> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
> ---
>  drivers/cpufreq/cpufreq-dt-platdev.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> This is a follow-up for a similar change that has already been accepted
> for the r8a7795.
> 
> 
> I have provided an integration branch that includes with this patch, those
> DTS updates that make use of opp-v2 bindings that depend on this change,
> and Renesas clock updates also depended on by the DTS changes.  The result
> is working CPUFreq for the r8a7796 (R-Car M3-W).
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas.git topic/r8a7796-cpufreq
> 
> A description of steps taken to lightly exercise the same feature for the
> r88a7795 the above can be found at the link below. The results are the same
> for the r8a7796 with the exception that it has two active CPU cores rather
> than four.
> 
> http://elinux.org/Tests:R-CAR-GEN3-CPUFreq
> 
> diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
> index bcee384b3251..233e18ad3948 100644
> --- a/drivers/cpufreq/cpufreq-dt-platdev.c
> +++ b/drivers/cpufreq/cpufreq-dt-platdev.c
> @@ -68,6 +68,7 @@ static const struct of_device_id machines[] __initconst = {
>  	{ .compatible = "renesas,r8a7793", },
>  	{ .compatible = "renesas,r8a7794", },
>  	{ .compatible = "renesas,r8a7795", },
> +	{ .compatible = "renesas,r8a7796", },
>  	{ .compatible = "renesas,sh73a0", },
>  
>  	{ .compatible = "rockchip,rk2928", },

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>

-- 
viresh