dt-bindings: mmc: fsl-imx-esdhc: add NXP S32G2 support

Add support for the SDHC binding of S32G2.
Signed-off-by: Chester Lin <clin@suse.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Link: https://lore.kernel.org/r/20211021071333.32485-2-clin@suse.comSigned-off-by: Ulf Hansson <ulf.hansson@linaro.org>

Documentation/devicetree/bindings/mmc/fsl-imx-esdhc.yaml

@@ -34,6 +34,7 @@ properties:
           - fsl,imx6ull-usdhc
           - fsl,imx7d-usdhc
           - fsl,imx7ulp-usdhc
+          - nxp,s32g2-usdhc
       - items:
           - enum:
               - fsl,imx8mm-usdhc