linux-kernel - Re: [PATCH] riscv: dts: sophgo: use real clock for sdhci

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Date: Sat, 13 Apr 2024 17:03:53 +0800
From: Chen Wang <unicorn_wang@...look.com>
To: Inochi Amaoto <inochiama@...look.com>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Paul Walmsley
 <paul.walmsley@...ive.com>, Palmer Dabbelt <palmer@...belt.com>,
 Albert Ou <aou@...s.berkeley.edu>, Jisheng Zhang <jszhang@...nel.org>
Cc: devicetree@...r.kernel.org, linux-riscv@...ts.infradead.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] riscv: dts: sophgo: use real clock for sdhci


On 2024/4/11 20:21, Inochi Amaoto wrote:
> As the clk patch is merged, Use real clocks for sdhci0.
>
> Signed-off-by: Inochi Amaoto <inochiama@...look.com>
> ---
>   arch/riscv/boot/dts/sophgo/cv18xx.dtsi | 12 +++---------
>   1 file changed, 3 insertions(+), 9 deletions(-)
>
> diff --git a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
> index 75d0c57f4ffb..891932ae470f 100644
> --- a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
> +++ b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
> @@ -47,13 +47,6 @@ osc: oscillator {
>   		#clock-cells = <0>;
>   	};
>
> -	sdhci_clk: sdhci-clock {
> -		compatible = "fixed-clock";
> -		clock-frequency = <375000000>;
> -		clock-output-names = "sdhci_clk";
> -		#clock-cells = <0>;
> -	};
> -
>   	soc {
>   		compatible = "simple-bus";
>   		interrupt-parent = <&plic>;
> @@ -298,8 +291,9 @@ sdhci0: mmc@...0000 {
>   			compatible = "sophgo,cv1800b-dwcmshc";
>   			reg = <0x4310000 0x1000>;
>   			interrupts = <36 IRQ_TYPE_LEVEL_HIGH>;
> -			clocks = <&sdhci_clk>;
> -			clock-names = "core";
> +			clocks = <&clk CLK_AXI4_SD0>,
> +				 <&clk CLK_SD0>;
> +			clock-names = "core", "bus";
>   			status = "disabled";
>   		};

Reviewed-by: Chen Wang <unicorn_wang@...look.com>

Thanks.

>
> --
> 2.44.0
>