Add the initial device tree support for Emtop SOM based om IMX8MM.

Change in v2:
- in patch 1/3:
        - Update dtb add order in Makefile
        - Update proper prefix/name in dts
        - Removed stray blank line
        - Add pinctrl-names

- in patch 2/3:
        - Update bindings

Changes in v3:
- in patch 1/3:
	- Removed dead code
	- Fixed style and indentations

- in patch 3/3:
	- Update vendor prefix

Changes in v4:
- in patch 2/3
	- Update SoM Name

- in patch 3/3:
	- Add Acked-by

Himanshu Bhavani (3):
  arm64: dts: Add device tree for the Emtop SOM IMX8MM
  dt-bindings: arm: fsl: Enumerate Emtop SOM
  dt-bindings: vendor-prefixes: Add Emtop

 .../devicetree/bindings/arm/fsl.yaml          |   1 +
 .../devicetree/bindings/vendor-prefixes.yaml  |   2 +
 arch/arm64/boot/dts/freescale/Makefile        |   1 +
 .../arm64/boot/dts/freescale/imx8mm-emtop.dts | 261 ++++++++++++++++++
 4 files changed, 265 insertions(+)
 create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-emtop.dts

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2.25.1