linux-kernel - [PATCH 1/2] dt-bindings: pinctrl: qcom,pmic-gpio: Allow gpio-hog nodes

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Date: Mon, 08 Apr 2024 18:39:47 +0200
From: Luca Weiss <luca@...tu.xyz>
To: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org, 
 Bjorn Andersson <andersson@...nel.org>, 
 Linus Walleij <linus.walleij@...aro.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Luca Weiss <luca@...tu.xyz>
Subject: [PATCH 1/2] dt-bindings: pinctrl: qcom,pmic-gpio: Allow gpio-hog
 nodes

Allow specifying a GPIO hog, as already used on
qcom-msm8974-lge-nexus5-hammerhead.dts.

Signed-off-by: Luca Weiss <luca@...tu.xyz>
---
 .../devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml          | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
index a786357ed1af..510a05369dbb 100644
--- a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
@@ -424,6 +424,10 @@ patternProperties:
             $ref: "#/$defs/qcom-pmic-gpio-state"
         additionalProperties: false
 
+  "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$":
+    required:
+      - gpio-hog
+
 $defs:
   qcom-pmic-gpio-state:
     type: object
@@ -571,6 +575,7 @@ $defs:
 
 examples:
   - |
+    #include <dt-bindings/gpio/gpio.h>
     #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
 
     pm8921_gpio: gpio@150 {
@@ -594,5 +599,12 @@ examples:
           power-source = <PM8921_GPIO_S4>;
         };
       };
+
+      otg-hog {
+        gpio-hog;
+        gpios = <35 GPIO_ACTIVE_HIGH>;
+        output-high;
+        line-name = "otg-gpio";
+      };
     };
 ...

-- 
2.44.0