From: Peng Fan <peng.fan@xxxxxxx> Add mu node to let A53 could communicate with M Core. Signed-off-by: Peng Fan <peng.fan@xxxxxxx> --- arch/arm64/boot/dts/freescale/imx8mp.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 73535601261e..0b127a25657a 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -621,6 +621,15 @@ status = "disabled"; }; + mu: mailbox@30aa0000 { + compatible = "fsl,imx6sx-mu"; + reg = <0x30aa0000 0x10000>; + interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk IMX8MP_CLK_MU_ROOT>; + clock-names = "mu"; + #mbox-cells = <2>; + }; + i2c5: i2c@30ad0000 { compatible = "fsl,imx8mp-i2c", "fsl,imx21-i2c"; #address-cells = <1>; -- 2.16.4