1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 $id: "http://devicetree.org/schemas/remoteproc/fsl,imx-rproc.yaml#"
5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
7 title: NXP i.MX Co-Processor Bindings
10 This binding provides support for ARM Cortex M4 Co-processor found on some NXP iMX SoCs.
13 - Peng Fan <peng.fan@nxp.com>
27 $ref: /schemas/types.yaml#/definitions/phandle
29 Phandle to syscon block which provide access to System Reset Controller
39 This property is required only if the rpmsg/virtio functionality is used.
40 List of <&phandle type channel> - 1 channel for TX, 1 channel for RX, 1 channel for RXDB.
41 (see mailbox/fsl,mu.yaml)
47 If present, a phandle for a reserved memory area that used for vdev buffer,
48 resource table, vring region and others used by remote processor.
57 additionalProperties: false
61 #include <dt-bindings/clock/imx7d-clock.h>
62 m4_reserved_sysmem1: cm4@80000000 {
63 reg = <0x80000000 0x80000>;
66 m4_reserved_sysmem2: cm4@81000000 {
67 reg = <0x81000000 0x80000>;
71 compatible = "fsl,imx7d-cm4";
72 memory-region = <&m4_reserved_sysmem1>, <&m4_reserved_sysmem2>;
74 clocks = <&clks IMX7D_ARM_M4_ROOT_CLK>;
78 #include <dt-bindings/clock/imx8mm-clock.h>
81 compatible = "fsl,imx8mm-cm4";
82 clocks = <&clk IMX8MM_CLK_M4_DIV>;
83 mbox-names = "tx", "rx", "rxdb";
87 memory-region = <&vdev0buffer>, <&vdev0vring0>, <&vdev0vring1>, <&rsc_table>;