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arm64: dts: allwinner: a64: Add msgbox node

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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>
This commit is contained in:
Samuel Holland 2020-02-22 22:08:52 -06:00 committed by Maxime Ripard
parent 667aeaef74
commit 3e3f39a774
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GPG Key ID: E3EF0D6F671851C5
1 changed files with 10 additions and 0 deletions
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arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
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@ -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>;