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Date:   Fri, 14 Feb 2020 17:15:52 +0530
From:   Veerabhadrarao Badiganti <>
        Veerabhadrarao Badiganti <>,
        Mark Rutland <>, (open list:OPEN FIRMWARE AND FLATTENED
Subject: [PATCH V2] dt-bindings: mmc: sdhci-msm: Add CQE reg map

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

Signed-off-by: Veerabhadrarao Badiganti <>

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..ad0ee83 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_mem" for Host controller register map
+	- "core_mem" for SD core register map
+	- "cqhci_mem" 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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