[v4,07/10] ARM: dts: sunxi: h3/h5: Add msgbox node
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Message ID 20190820032311.6506-8-samuel@sholland.org
State New
Headers show
Series
  • Allwinner sunxi message box support
Related show

Commit Message

Samuel Holland Aug. 20, 2019, 3:23 a.m. UTC
The H3 and H5 SoCs contain a message box that can be used to send
messages and interrupts back and forth between the ARM application CPUs
and the ARISC coprocessor. Add a device tree node for it.

Signed-off-by: Samuel Holland <samuel@sholland.org>
---
 arch/arm/boot/dts/sunxi-h3-h5.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

Patch
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diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
index 224e105a994a..f25876a8021a 100644
--- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi
+++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
@@ -232,6 +232,16 @@ 
 			reg = <0x1c14000 0x400>;
 		};
 
+		msgbox: mailbox@1c17000 {
+			compatible = "allwinner,sun8i-h3-msgbox",
+				     "allwinner,sun6i-a31-msgbox";
+			reg = <0x01c17000 0x1000>;
+			clocks = <&ccu CLK_BUS_MSGBOX>;
+			resets = <&ccu RST_BUS_MSGBOX>;
+			interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
+			#mbox-cells = <1>;
+		};
+
 		usb_otg: usb@1c19000 {
 			compatible = "allwinner,sun8i-h3-musb";
 			reg = <0x01c19000 0x400>;