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Subject[PATCH v3 05/15] ARM: dts: sunxi: a80: Add msgbox node
Date
The A80 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/arm/boot/dts/sun9i-a80.dtsi | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/sun9i-a80.dtsi b/arch/arm/boot/dts/sun9i-a80.dtsi
index d9532fb1ef65..10e878f94fc0 100644
--- a/arch/arm/boot/dts/sun9i-a80.dtsi
+++ b/arch/arm/boot/dts/sun9i-a80.dtsi
@@ -283,6 +283,16 @@
};
};

+ msgbox: mailbox@803000 {
+ compatible = "allwinner,sun9i-a80-msgbox",
+ "allwinner,sun6i-a31-msgbox";
+ reg = <0x00803000 0x1000>;
+ clocks = <&ccu CLK_BUS_MSGBOX>;
+ resets = <&ccu RST_BUS_MSGBOX>;
+ interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
+ #mbox-cells = <1>;
+ };
+
ehci0: usb@a00000 {
compatible = "allwinner,sun9i-a80-ehci", "generic-ehci";
reg = <0x00a00000 0x100>;
--
2.19.2
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