diff mbox series

[v2,10/10] arm64: dts: allwinner: h6: Add msgbox node

Message ID 20190301052947.32032-11-samuel@sholland.org (mailing list archive)
State New, archived
Headers show
Series Allwinner sunxi message box support | expand

Commit Message

Samuel Holland March 1, 2019, 5:29 a.m. UTC 
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@sholland.org>
---
 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index d93a7add67e7..950681b2f7d9 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -189,6 +189,16 @@ 
 			#interrupt-cells = <3>;
 		};
 
+		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>;
+		};
+
 		pio: pinctrl@300b000 {
 			compatible = "allwinner,sun50i-h6-pinctrl";
 			reg = <0x0300b000 0x400>;