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authorSamuel Holland <samuel@sholland.org>2020-02-23 07:08:52 +0300
committerMaxime Ripard <maxime@cerno.tech>2020-04-14 10:21:27 +0300
commit3e3f39a774381c68a9387b65e333c2280e4df27d (patch)
tree781d51dc5d18f94f9316ad6f6116ff42833010ad /arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
parent667aeaef74513173efc1755935cc8d225d30b50a (diff)
downloadlinux-3e3f39a774381c68a9387b65e333c2280e4df27d.tar.xz
arm64: dts: allwinner: a64: Add msgbox node
The A64 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> Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi')
-rw-r--r--arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index 31143fe64d91..8d10fe6d06b6 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -557,6 +557,16 @@
resets = <&ccu RST_BUS_CE>;
};
+ msgbox: mailbox@1c17000 {
+ compatible = "allwinner,sun50i-a64-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-a33-musb";
reg = <0x01c19000 0x0400>;