linux-kernel - Re: [PATCH 2/2] ARM: dts: imx7: add USDHC NAND clock to SDHC instances

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Message-ID: <20170401030312.GB24882@b29396-OptiPlex-7040>
Date:   Sat, 1 Apr 2017 11:03:13 +0800
From:   Dong Aisheng <dongas86@...il.com>
To:     Stefan Agner <stefan@...er.ch>
Cc:     shawnguo@...nel.org, kernel@...gutronix.de, sboyd@...eaurora.org,
        aisheng.dong@....com, fabio.estevam@....com, robh+dt@...nel.org,
        mark.rutland@....com, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] ARM: dts: imx7: add USDHC NAND clock to SDHC
 instances

On Wed, Mar 29, 2017 at 05:50:29PM -0700, Stefan Agner wrote:
> The USDHC instances need the USDHC NAND clock in order to operate.
> Add the clock as ahb bus clock.
> 
> Signed-off-by: Stefan Agner <stefan@...er.ch>
> ---
>  arch/arm/boot/dts/imx7s.dtsi | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi
> index 5d3a43b8de20..5794febb19a4 100644
> --- a/arch/arm/boot/dts/imx7s.dtsi
> +++ b/arch/arm/boot/dts/imx7s.dtsi
> @@ -936,7 +936,7 @@
>  				reg = <0x30b40000 0x10000>;
>  				interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
>  				clocks = <&clks IMX7D_CLK_DUMMY>,

Would you please change the left ipg dummy to IMX7D_IPG_ROOT_CLK as well?

Otherwise,

Acked-by: Dong Aisheng <aisheng.dong@....com>

Regards
Dong Aisheng

> -					<&clks IMX7D_CLK_DUMMY>,
> +					<&clks IMX7D_NAND_USDHC_BUS_ROOT_CLK>,
>  					<&clks IMX7D_USDHC1_ROOT_CLK>;
>  				clock-names = "ipg", "ahb", "per";
>  				bus-width = <4>;
> @@ -948,7 +948,7 @@
>  				reg = <0x30b50000 0x10000>;
>  				interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
>  				clocks = <&clks IMX7D_CLK_DUMMY>,
> -					<&clks IMX7D_CLK_DUMMY>,
> +					<&clks IMX7D_NAND_USDHC_BUS_ROOT_CLK>,
>  					<&clks IMX7D_USDHC2_ROOT_CLK>;
>  				clock-names = "ipg", "ahb", "per";
>  				bus-width = <4>;
> @@ -960,7 +960,7 @@
>  				reg = <0x30b60000 0x10000>;
>  				interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>;
>  				clocks = <&clks IMX7D_CLK_DUMMY>,
> -					<&clks IMX7D_CLK_DUMMY>,
> +					<&clks IMX7D_NAND_USDHC_BUS_ROOT_CLK>,
>  					<&clks IMX7D_USDHC3_ROOT_CLK>;
>  				clock-names = "ipg", "ahb", "per";
>  				bus-width = <4>;
> -- 
> 2.12.1
>