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From: =?utf-8?q?Th=C3=A9o_Lebrun?= <theo.lebrun@bootlin.com>
Date: Thu, 15 Feb 2024 17:52:08 +0100
Subject: [PATCH 01/13] dt-bindings: i2c: nomadik: add timeout-usecs
 property bindings
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Message-Id: <20240215-mbly-i2c-v1-1-19a336e91dca@bootlin.com>
References: <20240215-mbly-i2c-v1-0-19a336e91dca@bootlin.com>
In-Reply-To: <20240215-mbly-i2c-v1-0-19a336e91dca@bootlin.com>
To: Linus Walleij <linus.walleij@linaro.org>, 
 Andi Shyti <andi.shyti@kernel.org>, Rob Herring <robh+dt@kernel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, 
 Conor Dooley <conor+dt@kernel.org>, 
 Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org, 
 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, 
 linux-mips@vger.kernel.org, Gregory Clement <gregory.clement@bootlin.com>, 
 Vladimir Kondratiev <vladimir.kondratiev@mobileye.com>, 
 Thomas Petazzoni <thomas.petazzoni@bootlin.com>, 
 Tawfik Bayouk <tawfik.bayouk@mobileye.com>, 
 =?utf-8?q?Th=C3=A9o_Lebrun?= <theo.lebrun@bootlin.com>

Expose I2C device timeout configuration from devicetree. Use µs as time
unit and express it in the name.

Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com>
---
 Documentation/devicetree/bindings/i2c/st,nomadik-i2c.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/i2c/st,nomadik-i2c.yaml b/Documentation/devicetree/bindings/i2c/st,nomadik-i2c.yaml
index 16024415a4a7..e6b95e3765ac 100644
--- a/Documentation/devicetree/bindings/i2c/st,nomadik-i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/st,nomadik-i2c.yaml
@@ -70,6 +70,10 @@ properties:
     minimum: 1
     maximum: 400000
 
+  timeout-usecs:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: Timeout on I2C xfers in µs.
+
 required:
   - compatible
   - reg
@@ -98,6 +102,7 @@ examples:
       clock-names = "i2cclk", "apb_pclk";
       power-domains = <&pm_domains DOMAIN_VAPE>;
       resets = <&prcc_reset DB8500_PRCC_3 DB8500_PRCC_3_RESET_I2C0>;
+      timeout-usecs = <200000>;
     };
 
     i2c@101f8000 {

-- 
2.43.1