linux-kernel - Re: [PATCH v2] arm64: dts: qcom: sdm845-cheza: Add cr50 spi node

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Date:   Mon, 16 Dec 2019 19:13:33 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Stephen Boyd <swboyd@...omium.org>
Cc:     Andy Gross <agross@...nel.org>, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        Douglas Anderson <dianders@...omium.org>
Subject: Re: [PATCH v2] arm64: dts: qcom: sdm845-cheza: Add cr50 spi node

On Mon 16 Dec 15:42 PST 2019, Stephen Boyd wrote:

> Add the cr50 device to the spi controller it is attached to. This
> enables /dev/tpm0 and some login things on Cheza.
> 
> Cc: Douglas Anderson <dianders@...omium.org>
> Signed-off-by: Stephen Boyd <swboyd@...omium.org>

Applied

Thanks,
Bjorn

> ---
> 
> Changes from v1:
> 
>  - Fixed node name to be tpm
> 
>  arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> index 9a4ff57fc877..b59cfd73616f 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> @@ -651,6 +651,20 @@ &spi0 {
>  	status = "okay";
>  };
>  
> +&spi5 {
> +	status = "okay";
> +
> +	tpm@0 {
> +		compatible = "google,cr50";
> +		reg = <0>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&h1_ap_int_odl>;
> +		spi-max-frequency = <800000>;
> +		interrupt-parent = <&tlmm>;
> +		interrupts = <129 IRQ_TYPE_EDGE_RISING>;
> +	};
> +};
> +
>  &spi10 {
>  	status = "okay";
>  
> -- 
> Sent by a computer, using git, on the internet
>