linux-kernel - [PATCH] arm64: dts: qcom: qcs615-ride: Add PSCI SYSTEM

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Message-ID: <20250422-add_psci_sys_reset2_modes_for_qcs615-v1-1-7faaf877366e@quicinc.com>
Date: Tue, 22 Apr 2025 15:39:54 +0800
From: Song Xue <quic_songxue@...cinc.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio
	<konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski
	<krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
CC: <kernel@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Song Xue
	<quic_songxue@...cinc.com>
Subject: [PATCH] arm64: dts: qcom: qcs615-ride: Add PSCI SYSTEM_RESET2
 types

Add properties to support Bootloader and Edl mode for PSCI system
reset2 reboot modes. The cookie and magic values set will be used
by SYSTEM_RESET2 call.

Signed-off-by: Song Xue <quic_songxue@...cinc.com>
---
Dependencies:
Link to bindings and driver changes:
https://lore.kernel.org/all/20250303-arm-psci-system_reset2-vendor-reboots-v9-0-b2cf4a20feda@oss.qualcomm.com/
---
 arch/arm64/boot/dts/qcom/qcs615-ride.dts | 7 +++++++
 arch/arm64/boot/dts/qcom/qcs615.dtsi     | 2 +-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/qcs615-ride.dts b/arch/arm64/boot/dts/qcom/qcs615-ride.dts
index 2b5aa3c66867676bda59ff82b902b6e4974126f8..7dec44de8143939e52899c4bed9f57a417688b76 100644
--- a/arch/arm64/boot/dts/qcom/qcs615-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs615-ride.dts
@@ -236,6 +236,13 @@ &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/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
index edfb796d8dd38f5d65fd4327308fb5ac52d2b95e..48f7b975b6205a659e5c7ecd296e59b0d3ee50f4 100644
--- a/arch/arm64/boot/dts/qcom/qcs615.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi
@@ -352,7 +352,7 @@ opp-128000000 {
 		};
 	};
 
-	psci {
+	psci: psci {
 		compatible = "arm,psci-1.0";
 		method = "smc";
 

---
base-commit: e21edb1638e82460f126a6e49bcdd958d452929c
change-id: 20250330-add_psci_sys_reset2_modes_for_qcs615-4efe1822d156

Best regards,
-- 
Song Xue <quic_songxue@...cinc.com>