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Documentation: mmc: sdhci-msm: Add compatible string for SDCC v4

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Add compatible string to support SDCC version 4.0.0.

Change-Id: I9f9578f1674c55a8f657d431c51514a06df1ae90
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Ram Prakash Gupta committed 2019-05-13 16:28:14 +05:30
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commit f9882633cf
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bindings/mmc/sdhci-msm.txt
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@@ -7,6 +7,7 @@ Required properties:
For SDCC version 5.0.0, MCI registers are removed from SDCC interface
and some registers are moved to HC. New compatible string is added to
support this change - "qcom,sdhci-msm-v5".
To support SDCC version 4.0.0, compatible string is "qcom,sdhci-msm-v4"
- reg : should contain SDHC, SD Core register map.
- compatible: "qcom,sdhci-msm-cqe" - Optional in case the controller support CQE.
- reg-names : indicates various resources passed to driver (via reg proptery) by name.