[PATCH v24 09/12] arm64: dts: qcom: Add psci reboot-modes for kodiak boards
Shivendra Pratap <[email protected]> Mon, 03 Aug 2026 15:13:40 +0530
| Newsgroups | dev.linux.lists.mfd,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pm |
|---|---|
| Message-ID | <20260803-arm-psci-system_reset2-vendor-reboots-v24-9-889281373870@oss.qualcomm.com> |
Add PSCI SYSTEM_RESET2 reboot-modes for qcm6490-idp and qcs6490-rb3gen2 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 and not available across all kodiak based boards. Reviewed-by: Bartosz Golaszewski <[email protected]> Signed-off-by: Shivendra Pratap <[email protected]> --- arch/arm64/boot/dts/qcom/kodiak.dtsi | 2 +- arch/arm64/boot/dts/qcom/qcm6490-idp.dts | 7 +++++++ arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 7 +++++++ 3 files changed, 15 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/kodiak.dtsi b/arch/arm64/boot/dts/qcom/kodiak.dtsi index f74fa66f1a67..6e3837c2490c 100644 --- a/arch/arm64/boot/dts/qcom/kodiak.dtsi +++ b/arch/arm64/boot/dts/qcom/kodiak.dtsi @@ -866,7 +866,7 @@ pmu-a78 { interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>; }; - psci { + psci: psci { compatible = "arm,psci-1.0"; method = "smc"; diff --git a/arch/arm64/boot/dts/qcom/qcm6490-idp.dts b/arch/arm64/boot/dts/qcom/qcm6490-idp.dts index bdc02260f902..b7a0b5347639 100644 --- a/arch/arm64/boot/dts/qcom/qcm6490-idp.dts +++ b/arch/arm64/boot/dts/qcom/qcm6490-idp.dts @@ -786,6 +786,13 @@ &qup_uart7_tx { bias-disable; }; +&psci { + reboot-mode { + mode-bootloader = <0x80010001 0x2>; + mode-edl = <0x80000000 0x1>; + }; +}; + &qupv3_id_0 { status = "okay"; }; diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts index 90f2eebc349f..4ba5246fe3f1 100644 --- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts +++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts @@ -1105,6 +1105,13 @@ &pon_resin { status = "okay"; }; +&psci { + reboot-mode { + mode-bootloader = <0x80010001 0x2>; + mode-edl = <0x80000000 0x1>; + }; +}; + &qup_uart7_cts { /* * Configure a bias-bus-hold on CTS to lower power -- 2.34.1