Thread (20 messages) flat view 20 messages, 4 authors, 3d ago
WARM3d REVIEWED: 1 (0M)

1 review trailer.

[PATCH v25 08/10] arm64: dts: qcom: Add psci reboot-modes for lemans boards

From: Shivendra Pratap <hidden>
Date: 2026-09-14 15:01:08
Also in: linux-arm-msm, linux-devicetree, linux-pm, lkml
Subsystem: arm/qualcomm mailing list, arm/qualcomm support, the rest · Maintainers: Bjorn Andersson, Konrad Dybcio, Linus Torvalds

Add PSCI SYSTEM_RESET2 reboot-modes for lemans-evk and
lemans-ride-common(sa8775p-ride, sa8775p-ride-r3, qcs9100-ride,
qcs9100-ride-r3) for use by the psci-reboot-mode driver.

The following modes are defined:
- bootloader: reboot into fastboot mode for fastboot flashing.
- edl: reboot into emergency download mode for image loading via
  the Firehose protocol.

Support for these modes is firmware dependent.

Reviewed-by: Bartosz Golaszewski <redacted>
Signed-off-by: Shivendra Pratap <redacted>
---
 arch/arm64/boot/dts/qcom/lemans-evk.dts          | 7 +++++++
 arch/arm64/boot/dts/qcom/lemans-ride-common.dtsi | 7 +++++++
 arch/arm64/boot/dts/qcom/lemans.dtsi             | 2 +-
 3 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/qcom/lemans-evk.dts
index a45485b54a5b..87d01acc7b5a 100644
--- a/arch/arm64/boot/dts/qcom/lemans-evk.dts
+++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts
@@ -911,6 +911,13 @@ usb2_id: usb2-id-state {
 	};
 };
 
+&psci {
+	reboot-mode {
+		mode-bootloader = <0x80010001 0x2>;
+		mode-edl = <0x80000000 0x1>;
+	};
+};
+
 &qup_i2c19_default {
 	drive-strength = <2>;
 	bias-pull-up;
diff --git a/arch/arm64/boot/dts/qcom/lemans-ride-common.dtsi b/arch/arm64/boot/dts/qcom/lemans-ride-common.dtsi
index 144f117ba511..0adf9f02c8cf 100644
--- a/arch/arm64/boot/dts/qcom/lemans-ride-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/lemans-ride-common.dtsi
@@ -800,6 +800,13 @@ &pmm8654au_3_gpios {
 			  "GNSS_BOOT_MODE";
 };
 
+&psci {
+	reboot-mode {
+		mode-bootloader = <0x80010001 0x2>;
+		mode-edl = <0x80000000 0x1>;
+	};
+};
+
 &qupv3_id_1 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/qcom/lemans.dtsi b/arch/arm64/boot/dts/qcom/lemans.dtsi
index 695eae1b7256..f0633b81a04d 100644
--- a/arch/arm64/boot/dts/qcom/lemans.dtsi
+++ b/arch/arm64/boot/dts/qcom/lemans.dtsi
@@ -550,7 +550,7 @@ pmu {
 		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
 	};
 
-	psci {
+	psci: psci {
 		compatible = "arm,psci-1.0";
 		method = "smc";
 
-- 
2.34.1

Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help