[PATCH V2 1/2] dt-bindings: mmc: sdhci-msm: Add new compatible string for sdcdc10 DLL

Veerabhadrarao Badiganti
2018-10-08T13:25:37Z

On the SDHC-MSM controllers which makes use of sdcdc10 variant DLLs,
the DLL configuration needs to be restored whenever controller clocks
are gated. This new compatible string denotes the sdhc-msm controller
variant which uses sdcdc10 DLL.

Signed-off-by: Veerabhadrarao Badiganti <vbadigan@codeaurora.org>
---
Documentation/devicetree/bindings/mmc/sdhci-msm.txt | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
index 3720385..49b0a43 100644
--- a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
+++ b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
@@ -6,7 +6,11 @@ and the properties used by the sdhci-msm driver.
Required properties:
- compatible: Should contain:
"qcom,sdhci-msm-v4" for sdcc versions less than 5.0
+ "qcom,sdhci-msm-v4-sdcdc10" for sdcc versions < 5.0 and
+ which makes use of sdcdc10 variant DLLs.
"qcom,sdhci-msm-v5" for sdcc versions >= 5.0
+ "qcom,sdhci-msm-v5-sdcdc10" for sdcc versions >= 5.0 and
+ which makes use of sdcdc10 variant DLLs.
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".
--
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Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.