[PATCH v4 3/4] arm64: dts: add mailbox node for Hi6220

[Leo Yan]

This patch add device mailbox node for Hi6220 in DT.

Signed-off-by: Leo Yan <leo.yan at linaro.org>
---
 arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
index e83802a..76560fa 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
@@ -207,5 +207,13 @@
 			clocks = <&ao_ctrl 27>, <&ao_ctrl 27>;
 			clock-names = "apb_pclk", "apb_pclk";
 		};
+
+		mailbox: mailbox at f7510000 {
+			#mbox-cells = <1>;
+			compatible = "hisilicon,hi6220-mbox";
+			reg = <0x0 0xf7510000 0x0 0x1000>, /* IPC_S */
+			      <0x0 0x06dff800 0x0 0x0800>; /* Mailbox buffer */
+			interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
+		};
 	};
 };
-- 
1.9.1