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From: Javier Carrasco <javier.carrasco@wolfvision.net>
To: Heikki Krogerus <heikki.krogerus@linux.intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org,
	Javier Carrasco <javier.carrasco@wolfvision.net>,
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: [PATCH v2 2/2] dt-bindings: usb: tps6598x: add reset-gpios property
Date: Fri, 15 Sep 2023 14:23:49 +0200	[thread overview]
Message-ID: <20230912-topic-tps6598x_reset-v2-2-02a12e2ec50a@wolfvision.net> (raw)
In-Reply-To: <20230912-topic-tps6598x_reset-v2-0-02a12e2ec50a@wolfvision.net>

The TPS6598x device family provides a high-level reset pin. It can be
either grounded or used to reinitialize all device settings.

Document the reset GPIO as an optional property and add it to the
existing example.

Signed-off-by: Javier Carrasco <javier.carrasco@wolfvision.net>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 Documentation/devicetree/bindings/usb/ti,tps6598x.yaml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/ti,tps6598x.yaml b/Documentation/devicetree/bindings/usb/ti,tps6598x.yaml
index 5497a60cddbc..b1a621e06127 100644
--- a/Documentation/devicetree/bindings/usb/ti,tps6598x.yaml
+++ b/Documentation/devicetree/bindings/usb/ti,tps6598x.yaml
@@ -23,6 +23,10 @@ properties:
   reg:
     maxItems: 1
 
+  reset-gpios:
+    description: GPIO used for the HRESET pin.
+    maxItems: 1
+
   wakeup-source: true
 
   interrupts:
@@ -40,6 +44,7 @@ additionalProperties: true
 
 examples:
   - |
+    #include <dt-bindings/gpio/gpio.h>
     #include <dt-bindings/interrupt-controller/irq.h>
     i2c {
         #address-cells = <1>;
@@ -56,6 +61,7 @@ examples:
 
             pinctrl-names = "default";
             pinctrl-0 = <&typec_pins>;
+            reset-gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
 
             typec_con: connector {
                 compatible = "usb-c-connector";

-- 
2.39.2


      parent reply	other threads:[~2023-09-15 12:24 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-15 12:23 [PATCH v2 0/2] usb: typec: tps6598x: add reset gpio support Javier Carrasco
2023-09-15 12:23 ` [PATCH v2 1/2] " Javier Carrasco
2023-09-15 12:57   ` Heikki Krogerus
2023-09-15 13:17     ` Javier Carrasco
2023-09-15 13:23       ` Heikki Krogerus
2023-09-15 12:23 ` Javier Carrasco [this message]

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