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From: Bjorn Andersson <andersson@kernel.org>
To: Xin Liu <xin.liu@oss.qualcomm.com>
Cc: Konrad Dybcio <konradybcio@kernel.org>,
	Rob Herring <robh@kernel.org>,
	 Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor@kernel.org>,
	linux-arm-msm@vger.kernel.org,  devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, tingwei.zhang@oss.qualcomm.com,
	 jie.gan@oss.qualcomm.com
Subject: Re: [PATCH v2] arm64: dts: qcom: hamoa: Add PSCI SYSTEM_RESET2 types
Date: Wed, 18 Mar 2026 08:42:24 -0500	[thread overview]
Message-ID: <abqrLY8mLiAGugPK@baldur> (raw)
In-Reply-To: <20260226054113.4156874-1-xin.liu@oss.qualcomm.com>

On Wed, Feb 25, 2026 at 09:41:13PM -0800, Xin Liu wrote:
> Add support for SYSTEM_RESET2 vendor-specific resets as
> reboot-modes in the psci node.  Describe the 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.
> 
> Signed-off-by: Xin Liu <xin.liu@oss.qualcomm.com>

How did you test this? I tried to apply this, but I'm getting 52 counts
of:

xyz.dtb: psci (arm,psci-1.0) 'reboot-mode' does not match any of the regexes: '^pinctrl-[0-9]+$', '^power-domain-'

Am I doing something wrong?

Regards,
Bjorn

> ---
> Changes in v2:
> - Fix mode-bootloader and mode-edl reset_type
> - Link to v1 : https://lore.kernel.org/all/20260209042700.1186392-1-xin.liu@oss.qualcomm.com/
> 
>  arch/arm64/boot/dts/qcom/hamoa.dtsi | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/hamoa.dtsi b/arch/arm64/boot/dts/qcom/hamoa.dtsi
> index db65c392e618..a1bd8c3e4061 100644
> --- a/arch/arm64/boot/dts/qcom/hamoa.dtsi
> +++ b/arch/arm64/boot/dts/qcom/hamoa.dtsi
> @@ -450,6 +450,11 @@ system_pd: power-domain-system {
>  			#power-domain-cells = <0>;
>  			/* TODO: system-wide idle states */
>  		};
> +
> +		reboot-mode {
> +			mode-bootloader = <0x80010001 0x2>;
> +			mode-edl = <0x80000000 0x1>;
> +		};
>  	};
>  
>  	reserved-memory {
> -- 
> 2.43.0
> 

      reply	other threads:[~2026-03-18 13:42 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-26  5:41 [PATCH v2] arm64: dts: qcom: hamoa: Add PSCI SYSTEM_RESET2 types Xin Liu
2026-03-18 13:42 ` Bjorn Andersson [this message]

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