Commit 9cf9832d authored by Matti Lehtimäki's avatar Matti Lehtimäki Committed by Bjorn Andersson
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ARM: dts: qcom: msm8226: Add IMEM node 



This enables userspace to signal the bootloader to go into the
bootloader or recovery mode.

The magic values can be found in both the downstream kernel and the LK
kernel (bootloader).

Signed-off-by: default avatarMatti Lehtimäki <matti.lehtimaki@gmail.com>
Reviewed-by: default avatarLuca Weiss <luca@z3ntu.xyz>
Signed-off-by: default avatarBjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230520121933.15533-5-matti.lehtimaki@gmail.com
parent a22a576a

arch/arm/boot/dts/qcom-msm8226.dtsi

+14 −0
Original line number Diff line number Diff line
@@ -647,6 +647,20 @@ smd-edge { 
				label = "lpass";

			};

		};



		sram@fe805000 {

			compatible = "qcom,msm8226-imem", "syscon", "simple-mfd";

			reg = <0xfe805000 0x1000>;



			reboot-mode {

				compatible = "syscon-reboot-mode";

				offset = <0x65c>;



				mode-bootloader = <0x77665500>;

				mode-normal     = <0x77665501>;

				mode-recovery   = <0x77665502>;

			};

		};

	};



	timer {