From: Alexey Klimov <alexey.klimov@linaro.org>
To: Sam Protsenko <semen.protsenko@linaro.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Alim Akhtar <alim.akhtar@samsung.com>
Cc: Tudor Ambarus <tudor.ambarus@linaro.org>,
linux-samsung-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] arm64: dts: exynos850: Add ap2apm mailbox
Date: Wed, 29 Apr 2026 21:19:50 +0100 [thread overview]
Message-ID: <20260429-exynos850-mbox-dts-v1-1-7f3ad27ed4f4@linaro.org> (raw)
Add mailbox node that describes AP-to-APM mailbox, that can be
used for communicating with APM co-processor on Exynos850 SoCs.
Reviewed-by: Tudor Ambarus <tudor.ambarus@linaro.org>
Signed-off-by: Alexey Klimov <alexey.klimov@linaro.org>
---
Depends on dt-bindings from:
https://lore.kernel.org/linux-samsung-soc/20260429-exynos850-ap2apm-mailbox-v3-1-8e2719608c46@linaro.org/
---
---
arch/arm64/boot/dts/exynos/exynos850.dtsi | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/arm64/boot/dts/exynos/exynos850.dtsi b/arch/arm64/boot/dts/exynos/exynos850.dtsi
index 3881f573ec08..47c9293c54c2 100644
--- a/arch/arm64/boot/dts/exynos/exynos850.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos850.dtsi
@@ -305,6 +305,15 @@ cmu_apm: clock-controller@11800000 {
clock-names = "oscclk", "dout_clkcmu_apm_bus";
};
+ ap2apm_mailbox: mailbox@11900000 {
+ compatible = "samsung,exynos850-mbox";
+ reg = <0x11900000 0x1000>;
+ clocks = <&cmu_apm CLK_GOUT_MAILBOX_APM_AP_PCLK>;
+ clock-names = "pclk";
+ interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
+ #mbox-cells = <0>;
+ };
+
cmu_cmgp: clock-controller@11c00000 {
compatible = "samsung,exynos850-cmu-cmgp";
reg = <0x11c00000 0x8000>;
---
base-commit: 5e9b7d093f3f77cb0af4409559e3d139babfb443
change-id: 20260429-exynos850-mbox-dts-c9b9e7336140
prerequisite-change-id: 20260320-exynos850-ap2apm-mailbox-cff0c8d69898:v3
prerequisite-patch-id: 093e2d93cd4b6f0ade6f9ff0e3b773e47017f884
prerequisite-patch-id: c2e9212d341270a2f2a8b6f3695711bc3b6ff2d8
Best regards,
--
Alexey Klimov <alexey.klimov@linaro.org>
reply other threads:[~2026-04-29 20:20 UTC|newest]
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