Re: [PATCH] cpufreq: imx6q: imx6ull should use the same flow as imx6ul

From	Viresh Kumar <viresh.kumar@linaro.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH] cpufreq: imx6q: imx6ull should use the same flow as imx6ul
Date	2017-05-31 06:10 +0200
Message-ID	<tN37k-8e3-11@gated-at.bofh.it> (permalink)
References	<tN37k-8e3-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On 30-05-17, 18:57, Leonard Crestez wrote:
> From: Octavian Purdila <octavian.purdila@nxp.com>
> 
> This fixes an issue with imx6ull where setting the frequency to 528Mhz
> would actually set the ARM clock to 324Mhz.
> 
> Signed-off-by: Octavian Purdila <octavian.purdila@nxp.com>
> Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
> ---
>  drivers/cpufreq/imx6q-cpufreq.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c
> index 9c13f09..b6edd3c 100644
> --- a/drivers/cpufreq/imx6q-cpufreq.c
> +++ b/drivers/cpufreq/imx6q-cpufreq.c
> @@ -101,7 +101,8 @@ static int imx6q_set_target(struct cpufreq_policy *policy, unsigned int index)
>  	 *  - Reprogram pll1_sys_clk and reparent pll1_sw_clk back to it
>  	 *  - Disable pll2_pfd2_396m_clk
>  	 */
> -	if (of_machine_is_compatible("fsl,imx6ul")) {
> +	if (of_machine_is_compatible("fsl,imx6ul") ||
> +	    of_machine_is_compatible("fsl,imx6ull")) {
>  		/*
>  		 * When changing pll1_sw_clk's parent to pll1_sys_clk,
>  		 * CPU may run at higher than 528MHz, this will lead to
> @@ -215,7 +216,8 @@ static int imx6q_cpufreq_probe(struct platform_device *pdev)
>  		goto put_clk;
>  	}
>  
> -	if (of_machine_is_compatible("fsl,imx6ul")) {
> +	if (of_machine_is_compatible("fsl,imx6ul") ||
> +	    of_machine_is_compatible("fsl,imx6ull")) {
>  		pll2_bus_clk = clk_get(cpu_dev, "pll2_bus");
>  		secondary_sel_clk = clk_get(cpu_dev, "secondary_sel");
>  		if (IS_ERR(pll2_bus_clk) || IS_ERR(secondary_sel_clk)) {

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

-- 
viresh

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Re: [PATCH] cpufreq: imx6q: imx6ull should use the same flow as  imx6ul Viresh Kumar <viresh.kumar@linaro.org> - 2017-05-31 06:10 +0200

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