linux-kernel - Re: [PATCH 1/4] arm64: dts: qcom: msm8998: correct xo clock name

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Message-ID: <20181115182639.GI10915@tuxbook-pro>
Date:   Thu, 15 Nov 2018 10:26:39 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Jeffrey Hugo <jhugo@...eaurora.org>
Cc:     andy.gross@...aro.org, david.brown@...aro.org, robh+dt@...nel.org,
        mark.rutland@....com, linux-arm-msm@...r.kernel.org,
        linux-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/4] arm64: dts: qcom: msm8998: correct xo clock name

On Thu 15 Nov 09:18 PST 2018, Jeffrey Hugo wrote:

> The root parent clock of most msm8998 clock is the "xo" clock.  The DT node
> is incorrectly named "xo_board", which prevents Linux from correctly
> parsing the clock tree, resulting in most clocks being unparented and
> unable to be manipulated.  The end result is that we can't turn on clocks
> for peripherals like SD, so init usually fails.
> 
> Fixes: 4807c71cc688 (arm64: dts: Add msm8998 SoC and MTP board support)
> Signed-off-by: Jeffrey Hugo <jhugo@...eaurora.org>
> ---

Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>

>  arch/arm64/boot/dts/qcom/msm8998.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi
> index 78227cc..a948d4b 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi
> @@ -53,7 +53,7 @@
>  	};
>  
>  	clocks {
> -		xo_board {
> +		xo {

You could have taken the opportunity and added the label here...

>  			compatible = "fixed-clock";
>  			#clock-cells = <0>;
>  			clock-frequency = <19200000>;

Regards,
Bjorn