[PATCH v2 1/2] arm64: dts: qcom: sm8750: add reboot-mode support
From: Anurag Pateriya
Date: Fri May 29 2026 - 10:23:57 EST
Add PSCI SYSTEM_RESET2 reboot-modes for sm8750-mtp and sm8750-qrd 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.
Signed-off-by: Anurag Pateriya <anurag.pateriya@xxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm8750-mtp.dts | 7 +++++++
arch/arm64/boot/dts/qcom/sm8750-qrd.dts | 7 +++++++
arch/arm64/boot/dts/qcom/sm8750.dtsi | 2 +-
3 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
index de19b4dc214e..e5e2efa2218c 100644
--- a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
@@ -1425,3 +1425,10 @@ &usb_hsphy {
status = "okay";
};
+
+&psci {
+ reboot-mode {
+ mode-bootloader = <0x80010001 0x2>;
+ mode-edl = <0x80000000 0x1>;
+ };
+};
diff --git a/arch/arm64/boot/dts/qcom/sm8750-qrd.dts b/arch/arm64/boot/dts/qcom/sm8750-qrd.dts
index 801c46d55602..795d0d34e47e 100644
--- a/arch/arm64/boot/dts/qcom/sm8750-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sm8750-qrd.dts
@@ -1154,3 +1154,10 @@ &usb_hsphy {
status = "okay";
};
+
+&psci {
+ reboot-mode {
+ mode-bootloader = <0x80010001 0x2>;
+ mode-edl = <0x80000000 0x1>;
+ };
+};
diff --git a/arch/arm64/boot/dts/qcom/sm8750.dtsi b/arch/arm64/boot/dts/qcom/sm8750.dtsi
index 5d6374a23e3e..58ff34e91893 100644
--- a/arch/arm64/boot/dts/qcom/sm8750.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8750.dtsi
@@ -261,7 +261,7 @@ pmu {
interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
};
- psci {
+ psci: psci {
compatible = "arm,psci-1.0";
method = "smc";
--
2.43.0