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From:   Veerabhadrarao Badiganti <vbadigan@codeaurora.org>
To:     ulf.hansson@linaro.org, robh+dt@kernel.org
Cc:     asutoshd@codeaurora.org, stummala@codeaurora.org,
        sayalil@codeaurora.org, cang@codeaurora.org,
        rampraka@codeaurora.org, dianders@google.com,
        linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-msm@vger.kernel.org,
        Veerabhadrarao Badiganti <vbadigan@codeaurora.org>,
        Mark Rutland <mark.rutland@arm.com>,
        devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
        DEVICE TREE BINDINGS)
Subject: [PATCH V3] dt-bindings: mmc: sdhci-msm: Add CQE reg map
Date:   Mon, 24 Feb 2020 17:27:50 +0530
Message-Id: <1582545470-11530-1-git-send-email-vbadigan@codeaurora.org>
In-Reply-To: <1581434955-11087-1-git-send-email-vbadigan@codeaurora.org>
References: <1581434955-11087-1-git-send-email-vbadigan@codeaurora.org>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

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@codeaurora.org>
---
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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