diff options
Diffstat (limited to 'arch/arm64/boot/dts/freescale/fsl-imx8mm-evk-m4.dts')
-rw-r--r-- | arch/arm64/boot/dts/freescale/fsl-imx8mm-evk-m4.dts | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/fsl-imx8mm-evk-m4.dts b/arch/arm64/boot/dts/freescale/fsl-imx8mm-evk-m4.dts new file mode 100644 index 000000000000..1f9c6676ccfb --- /dev/null +++ b/arch/arm64/boot/dts/freescale/fsl-imx8mm-evk-m4.dts @@ -0,0 +1,82 @@ +/* + * Copyright 2018 NXP + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include "fsl-imx8mm-evk.dts" + +/ { + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + m4_reserved: m4@0x80000000 { + no-map; + reg = <0 0x80000000 0 0x1000000>; + }; + + }; + + sound-wm8524 { + status = "disabled"; + }; + + wm8524: wm8524 { + status = "disabled"; + }; + + rpmsg_i2s: rpmsg-i2s { + compatible = "fsl,imx8mq-rpmsg-i2s"; + /* the audio device index in m4 domain */ + fsl,audioindex = <0> ; + fsl,dma-buffer-size = <0x6000000>; + status = "okay"; + }; + + sound-rpmsg { + compatible = "fsl,imx-audio-rpmsg"; + model = "rpmsg-audio"; + cpu-dai = <&rpmsg_i2s>; + rpmsg-out; + }; + +}; + +/* + * ATTENTION: M4 may use IPs like below + * ECSPI0/ECSPI2, GPIO1/GPIO5, GPT1, I2C3, I2S3, WDOG1, UART4, PWM3, SDMA1 + */ + +&i2c3 { + status = "disabled"; +}; + +&sdma1{ + status = "disabled"; +}; + +&uart4 { + status = "disabled"; +}; + +&sai3 { + status = "disabled"; +}; + +&sdma3 { + status = "disabled"; +}; + +&sai1 { + status = "disabled"; +}; |