MLK-23754-4 dt-bindings: remoteproc: imx-rproc: support i.MX[8, 8M, 7ULP]
Support i.MX8/8M/7ULP: - Introduce early-booted property for M4 booted before Linux - Introduce mboxes for rpmsg/virtio to communicate with M4 - Introduce mub-partition for hardware partition supported by i.MX8 - Introduce rsrc-table which hold the resource table - Introduce rsrc-da Reviewed-by: Richard Zhu <hongxing.zhu@nxp.com> Signed-off-by: Peng Fan <peng.fan@nxp.com>5.4-rM2-2.2.x-imx-squashed
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937d2872e2
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44ff0e88bf
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@ -19,6 +19,12 @@ properties:
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enum:
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- "fsl,imx7d-cm4"
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- "fsl,imx6sx-cm4"
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- "fsl,imx7ulp-cm4"
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- "fsl,imx8mm-cm4"
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- "fsl,imx8qm-cm4"
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- "fsl,imx8qxp-cm4"
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early-booted: true
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clocks:
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items:
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@ -30,11 +36,46 @@ properties:
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allOf:
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- $ref: "/schemas/types.yaml#/definitions/phandle"
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mboxes:
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description:
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This property is required only if the rpmsg/virtio functionality is used.
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List of <&phandle type channel> - 1 channel for TX, 1 channel for RX,
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1 channel for RXDB.
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(see mailbox/fsl,mu.txt)
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maxItems: 3
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mbox-names:
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items:
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- const: tx
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- const: rx
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- const: rxdb
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maxItems: 3
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memory-region:
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description:
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List of phandles to the reserved memory regions.
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(see ../reserved-memory/reserved-memory.txt)
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mub-partition:
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description:
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The remote Co-processor hardware partition which is only valid for
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i.MX SoCs with hardware partition feature.
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$ref: /schemas/types.yaml#/definitions/uint32
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rsrc-table:
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description:
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Resource table array is required only if the rpmsg/virtio
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functionality is used.
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allOf:
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- $ref: /schemas/types.yaml#/definitions/uint32-array
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rsrc-da:
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description:
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Resource table address is required only if the rpmsg/virtio
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functionality is used, rsrc-table has high priority.
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allOf:
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- $ref: /schemas/types.yaml#/definitions/uint32
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required:
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- compatible
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- clocks
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@ -58,4 +99,67 @@ examples:
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clocks = <&clks IMX7D_ARM_M4_ROOT_CLK>;
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};
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imx8x-cm4 {
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compatible = "fsl,imx8qxp-cm4";
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rsrc-table = <
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0x1 0x2 0x0 0x0 0x18 0x5c
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3
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/*fw_rsc_vdev*/
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7 0 1 0 0 0x200
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/*fw_rsc_vdev_vring*/
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0x90000000 4096 256 1 0
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0x90008000 4096 256 2 0
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3
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/*fw_rsc_vdev*/
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7 1 1 0 0 0x200
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/*fw_rsc_vdev_vring*/
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0x90010000 4096 256 1 0
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0x90018000 4096 256 2 0
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>;
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early-booted;
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mbox-names = "tx", "rx", "rxdb";
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mboxes = <&lsio_mu5 0 1
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&lsio_mu5 1 1
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&lsio_mu5 3 1>;
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mub-partition = <3>;
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memory-region = <&vdev0vring0>, <&vdev0vring1>, <&vdev0buffer>,
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<&vdev1vring0>, <&vdev1vring1>, <&vdev0buffer>;
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};
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reserved-memory {
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#address-cells = <2>;
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#size-cells = <2>;
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ranges;
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vdev0vring0: vdev0vring0@90000000 {
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compatible = "shared-dma-pool";
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reg = <0 0x90000000 0 0x8000>;
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no-map;
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};
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vdev0vring1: vdev0vring1@90008000 {
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compatible = "shared-dma-pool";
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reg = <0 0x90008000 0 0x8000>;
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no-map;
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};
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vdev1vring0: vdev1vring0@90010000 {
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compatible = "shared-dma-pool";
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reg = <0 0x90010000 0 0x8000>;
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no-map;
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};
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vdev1vring1: vdev1vring1@90018000 {
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compatible = "shared-dma-pool";
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reg = <0 0x90018000 0 0x8000>;
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no-map;
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};
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vdev0buffer: vdev0buffer {
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compatible = "shared-dma-pool";
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reg = <0 0x90400000 0 0x100000>;
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no-map;
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};
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};
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...
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