linux-kernel - [PATCH 2/3] dt-bindings: gnss: u-blox: add "reset-gpios" binding

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Message-Id: <20230712113731.3306-3-wsa+renesas@sang-engineering.com>
Date:   Wed, 12 Jul 2023 13:37:30 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     linux-renesas-soc@...r.kernel.org
Cc:     Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Johan Hovold <johan@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] dt-bindings: gnss: u-blox: add "reset-gpios" binding

Needed to enable this chip on a Renesas KingFisher board. Description
copied over from the Mediatek driver which already supports it.

Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
---
 Documentation/devicetree/bindings/gnss/u-blox,neo-6m.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/gnss/u-blox,neo-6m.yaml b/Documentation/devicetree/bindings/gnss/u-blox,neo-6m.yaml
index 4835a280b3bf..8f6992b97ca6 100644
--- a/Documentation/devicetree/bindings/gnss/u-blox,neo-6m.yaml
+++ b/Documentation/devicetree/bindings/gnss/u-blox,neo-6m.yaml
@@ -41,6 +41,12 @@ properties:
     description: >
       Backup voltage regulator
 
+  reset-gpios:
+    maxItems: 1
+    description: >
+      An optional reset line, with names such as RESET or NRESET.
+      If the line is active low it should be flagged with GPIO_ACTIVE_LOW.
+
 required:
   - compatible
   - vcc-supply
@@ -54,5 +60,6 @@ examples:
             compatible = "u-blox,neo-8";
             v-bckp-supply = <&gnss_v_bckp_reg>;
             vcc-supply = <&gnss_vcc_reg>;
+            reset-gpios = <&gpio 1 GPIO_ACTIVE_LOW>;
         };
     };
-- 
2.30.2