From 69329daf16af7d0ec189a760f28ea6a1ffb7f23a Mon Sep 17 00:00:00 2001 From: Akhil R Date: Mon, 18 Aug 2025 10:03:44 +0530 Subject: [PATCH] dt-bindings: i2c: nvidia,tegra20-i2c: Add Tegra256 I2C compatible Add compatible for Tegra256 I2C controllers. Tegra256 consists of 8 generic Tegra I2C controllers similar to previous generations. The parent clock frequency is different in these controllers and hence the timing parameter values are different from the previous ones. Signed-off-by: Akhil R Acked-by: Rob Herring (Arm) Acked-by: Thierry Reding Signed-off-by: Wolfram Sang --- .../devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml b/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml index 6b6f6762d122f..32c3b69ccf342 100644 --- a/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml +++ b/Documentation/devicetree/bindings/i2c/nvidia,tegra20-i2c.yaml @@ -80,6 +80,11 @@ properties: support for 64 KiB transactions whereas earlier chips supported no more than 4 KiB per transactions. const: nvidia,tegra194-i2c + - description: | + Tegra256 has 8 generic I2C controllers. The controllers are similar to + the previous generations, but have a different parent clock and hence + the timing parameters are configured differently. + const: nvidia,tegra256-i2c reg: maxItems: 1 @@ -186,6 +191,7 @@ allOf: contains: enum: - nvidia,tegra194-i2c + - nvidia,tegra256-i2c then: required: - resets -- 2.47.3