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From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Andy Gross <agross@kernel.org>, Bjorn Andersson <andersson@kernel.org>,
 Konrad Dybcio <konrad.dybcio@somainline.org>,
 Linus Walleij <linus.walleij@linaro.org>, Rob Herring <robh+dt@kernel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
 Stephan Gerhold <stephan@gerhold.net>, Shawn Guo <shawn.guo@linaro.org>,
 Vinod Koul <vkoul@kernel.org>, krishna Lanka <quic_vamslank@quicinc.com>,
 Sivaprakash Murugesan <sivaprak@codeaurora.org>,
 linux-arm-msm@vger.kernel.org, linux-gpio@vger.kernel.org,
 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: [PATCH v3 07/34] dt-bindings: pinctrl: qcom,tlmm-common: add common
 check for function
Date: Tue, 27 Sep 2022 19:36:35 +0200
Message-Id: <20220927173702.5200-8-krzysztof.kozlowski@linaro.org>
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Certain pins, like SDcard related, do not have functions and such should
not be required.  Add a check for this in common Qualcomm TLMM pin
controller schema.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
---
 .../bindings/pinctrl/qcom,tlmm-common.yaml    | 20 +++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml
index c88c8dcb69d9..e1354f0c64f8 100644
--- a/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,tlmm-common.yaml
@@ -65,10 +65,6 @@ additionalProperties: true
 
 $defs:
   qcom-tlmm-state:
-    allOf:
-      - $ref: pincfg-node.yaml#
-      - $ref: pinmux-node.yaml#
-
     properties:
       drive-strength:
         enum: [2, 4, 6, 8, 10, 12, 14, 16]
@@ -82,5 +78,21 @@ $defs:
       output-high: true
       output-low: true
 
+    allOf:
+      - $ref: pincfg-node.yaml#
+      - $ref: pinmux-node.yaml#
+
+      - if:
+          properties:
+            pins:
+              items:
+                pattern: "^gpio"
+        then:
+          required:
+            - function
+        else:
+          properties:
+            function: false
+
     additionalProperties: true
 ...