[PATCH V3] dt-bindings: mmc: sdhci-msm: Add CQE reg map

From: Veerabhadrarao Badiganti
Date: Mon Feb 24 2020 - 06:58:33 EST


CQE feature has been enabled on sdhci-msm. Add CQE reg map
and reg names that need to be supplied for supporting CQE feature.

Signed-off-by: Veerabhadrarao Badiganti <vbadigan@xxxxxxxxxxxxxx>
---
Changes since V2:
- Dropped _mem suffix to reg names.

Changes since V1:
- Updated description for more clarity & Fixed typos.
---
Documentation/devicetree/bindings/mmc/sdhci-msm.txt | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
index 7ee639b..5445931 100644
--- a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
+++ b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt
@@ -26,7 +26,13 @@ Required properties:

- reg: Base address and length of the register in the following order:
- Host controller register map (required)
- - SD Core register map (required for msm-v4 and below)
+ - SD Core register map (required for controllers earlier than msm-v5)
+ - CQE register map (Optional, CQE support is present on SDHC instance meant
+ for eMMC and version v4.2 and above)
+- reg-names: When CQE register map is supplied, below reg-names are required
+ - "hc" for Host controller register map
+ - "core" for SD core register map
+ - "cqhci" for CQE register map
- interrupts: Should contain an interrupt-specifiers for the interrupts:
- Host controller interrupt (required)
- pinctrl-names: Should contain only one value - "default".
--
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