[PATCH RESEND v2] arm64: dts: exynos850: Add ap2apm mailbox
flat view
COLD24d
IN LINUX-NEXT: 5 (5M)
From: Alexey Klimov <alexey.klimov@linaro.org>
Date: 2026-09-14 16:33:07
Also in:
linux-arm-kernel, linux-samsung-soc, lkml
Subsystem:
arm/samsung s3c, s5p and exynos arm architectures, samsung exynos850 soc support, the rest · Maintainers:
Krzysztof Kozlowski, Peter Griffin, Sam Protsenko, Linus Torvalds
1 review trailer; queued in linux-next as 61c04d217389 on 2026-09-15.
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> --- Changes in v2: - basically no updates, dependencies were merged so just re-sending; - Link to v1: https://lore.kernel.org/r/20260429-exynos850-mbox-dts-v1-1-7f3ad27ed4f4@linaro.org (local) --- 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 911643008b9f..bdf177d08ea2 100644
--- a/arch/arm64/boot/dts/exynos/exynos850.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos850.dtsi@@ -319,6 +319,15 @@ 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: 1a1de54f7369cd2b5bac0f265910e60ad3a6b4c3 change-id: 20260429-exynos850-mbox-dts-c9b9e7336140 Best regards, -- Alexey Klimov [off-list ref]