From: Alejandro Enrique <alejandroe1@geotab.com>
Date: Wed, 14 May 2025 13:54:41 +0000 (+0200)
Subject: dt-bindings: gnss: u-blox: add safeboot gpio
X-Git-Url: https://gentwo.org/gitweb/?a=commitdiff_plain;h=0fc1b4b6fda8f64385f3932984cf2f651c735eb3;p=linux%2F.git

dt-bindings: gnss: u-blox: add safeboot gpio

U-Blox M8/M9 chip have a pin to start it in safeboot mode, to be used
to recover from situations where the flash content has become
corrupted and needs to be restored.

Signed-off-by: Alejandro Enrique <alejandroe1@geotab.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
---

diff --git a/Documentation/devicetree/bindings/gnss/u-blox,neo-6m.yaml b/Documentation/devicetree/bindings/gnss/u-blox,neo-6m.yaml
index c0c2bfaa606f..9f14cfe7efd1 100644
--- a/Documentation/devicetree/bindings/gnss/u-blox,neo-6m.yaml
+++ b/Documentation/devicetree/bindings/gnss/u-blox,neo-6m.yaml
@@ -36,6 +36,9 @@ properties:
   reset-gpios:
     maxItems: 1
 
+  safeboot-gpios:
+    maxItems: 1
+
   vcc-supply:
     description: >
       Main voltage regulator
@@ -65,5 +68,6 @@ examples:
             v-bckp-supply = <&gnss_v_bckp_reg>;
             vcc-supply = <&gnss_vcc_reg>;
             reset-gpios = <&gpio 1 GPIO_ACTIVE_LOW>;
+            safeboot-gpios = <&gpio 2 GPIO_ACTIVE_LOW>;
         };
     };