linux-kernel - Re: [PATCH v7 4/5] arm64: dts: qcom: Add PSCI SYSTEM

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Message-ID: <Zx/+7BCOXY/qR3zj@hu-bjorande-lv.qualcomm.com>
Date: Mon, 28 Oct 2024 14:15:24 -0700
From: Bjorn Andersson <bjorn.andersson@....qualcomm.com>
To: Elliot Berman <quic_eberman@...cinc.com>
Cc: Bjorn Andersson <andersson@...nel.org>, Sebastian Reichel <sre@...nel.org>,
        Rob Herring <robh@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
        Vinod Koul <vkoul@...nel.org>, Andy Yan <andy.yan@...k-chips.com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
        Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, cros-qcom-dts-watchers@...omium.org,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Satya Durga Srinivasu Prabhala <quic_satyap@...cinc.com>,
        Melody Olvera <quic_molvera@...cinc.com>,
        Shivendra Pratap <quic_spratap@...cinc.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Florian Fainelli <florian.fainelli@...adcom.com>,
        Stephen Boyd <swboyd@...omium.org>, linux-pm@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v7 4/5] arm64: dts: qcom: Add PSCI SYSTEM_RESET2 types
 for qcm6490-idp

On Mon, Oct 28, 2024 at 11:44:58AM -0700, Elliot Berman wrote:

Please fix the subject prefix, it should match other changes to the same
files.

Regards,
Bjorn

> Add nodes for the vendor-defined system resets. "bootloader" will cause
> device to reboot and stop in the bootloader's fastboot mode. "edl" will
> cause device to reboot into "emergency download mode", which permits
> loading images via the Firehose protocol.
> 
> Co-developed-by: Shivendra Pratap <quic_spratap@...cinc.com>
> Signed-off-by: Shivendra Pratap <quic_spratap@...cinc.com>
> Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> Signed-off-by: Elliot Berman <quic_eberman@...cinc.com>
> ---
>  arch/arm64/boot/dts/qcom/qcm6490-idp.dts | 7 +++++++
>  arch/arm64/boot/dts/qcom/sc7280.dtsi     | 2 +-
>  2 files changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcm6490-idp.dts b/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
> index a0668f767e4b..9c141244a7b2 100644
> --- a/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
> +++ b/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
> @@ -617,6 +617,13 @@ &pon_resin {
>  	status = "okay";
>  };
>  
> +&psci {
> +	reset-types {
> +		mode-bootloader = <0x10001 0x2>;
> +		mode-edl = <0 0x1>;
> +	};
> +};
> +
>  &qupv3_id_0 {
>  	status = "okay";
>  };
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index 3d8410683402..5360d0e51a65 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -850,7 +850,7 @@ pmu {
>  		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
>  	};
>  
> -	psci {
> +	psci: psci {
>  		compatible = "arm,psci-1.0";
>  		method = "smc";
>  
> 
> -- 
> 2.34.1
>