The H6 SoC contains 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@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index 29824081b43b..8dc6ba71a901 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -230,6 +230,16 @@
#dma-cells = <1>;
};
+ msgbox: mailbox@3003000 {
+ compatible = "allwinner,sun50i-h6-msgbox",
+ "allwinner,sun6i-a31-msgbox";
+ reg = <0x03003000 0x1000>;
+ clocks = <&ccu CLK_BUS_MSGBOX>;
+ resets = <&ccu RST_BUS_MSGBOX>;
+ interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
+ #mbox-cells = <1>;
+ };
+
sid: efuse@3006000 {
compatible = "allwinner,sun50i-h6-sid";
reg = <0x03006000 0x400>;
--
2.23.0
