AuxXxilium/linux_dsm_epyc7002
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ARM: dts: msm8974-FP2: add reboot-mode node

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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).

Reviewed-by: Brian Masney <masneyb@onstation.org>
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Luca Weiss 2019-07-13 17:48:06 +02:00 committed by Bjorn Andersson
parent 27fe0fc05f
commit b5273951ba
2 changed files with 21 additions and 0 deletions
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10
arch/arm/boot/dts/qcom-msm8974-fairphone-fp2.dts
View File

@ -338,6 +338,16 @@ phy@a {
};
};
};
imem@fe805000 {
status = "okay";
reboot-mode {
mode-normal = <0x77665501>;
mode-bootloader = <0x77665500>;
mode-recovery = <0x77665502>;
};
};
};
&spmi_bus {

11
arch/arm/boot/dts/qcom-msm8974.dtsi
View File

@ -1217,6 +1217,17 @@ dsi_phy0: dsi-phy@fd922a00 {
clock-names = "iface";
};
};
imem@fe805000 {
status = "disabled";
compatible = "syscon", "simple-mfd";
reg = <0xfe805000 0x1000>;
reboot-mode {
compatible = "syscon-reboot-mode";
offset = <0x65c>;
};
};
};
smd {