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From:   =?UTF-8?q?Matti=20Lehtim=C3=A4ki?= <matti.lehtimaki@gmail.com>
To:     linux-arm-msm@vger.kernel.org
Cc:     ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org,
        =?UTF-8?q?Matti=20Lehtim=C3=A4ki?= <matti.lehtimaki@gmail.com>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: [PATCH 5/5] ARM: dts: qcom: apq8026-samsung-matisse-wifi: Add reboot-mode node
Date:   Sat, 20 May 2023 00:09:02 +0300
Message-Id: <20230519210903.117030-6-matti.lehtimaki@gmail.com>
In-Reply-To: <20230519210903.117030-1-matti.lehtimaki@gmail.com>
References: <20230519210903.117030-1-matti.lehtimaki@gmail.com>
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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).

Signed-off-by: Matti Lehtimäki <matti.lehtimaki@gmail.com>
---
 .../arm/boot/dts/qcom-apq8026-samsung-matisse-wifi.dts | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-apq8026-samsung-matisse-wifi.dts b/arch/arm/boot/dts/qcom-apq8026-samsung-matisse-wifi.dts
index 91b860e24681..a05c41191efd 100644
--- a/arch/arm/boot/dts/qcom-apq8026-samsung-matisse-wifi.dts
+++ b/arch/arm/boot/dts/qcom-apq8026-samsung-matisse-wifi.dts
@@ -279,6 +279,16 @@ touchscreen@4a {
 	};
 };
 
+&imem {
+	status = "okay";
+
+	reboot-mode {
+		mode-bootloader = <0x77665500>;
+		mode-normal     = <0x77665501>;
+		mode-recovery   = <0x77665502>;
+	};
+};
+
 &rpm_requests {
 	regulators {
 		compatible = "qcom,rpm-pm8226-regulators";
-- 
2.34.1