linux-kernel - [PATCH 2/2] dt-bindings: i2c: dw: Add Intel's SoCFPGA I2C controller

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Message-Id: <20220518202217.85803-2-dinguyen@kernel.org>
Date:   Wed, 18 May 2022 15:22:17 -0500
From:   Dinh Nguyen <dinguyen@...nel.org>
To:     jarkko.nikula@...ux.intel.com
Cc:     dinguyen@...nel.org, andriy.shevchenko@...ux.intel.com,
        mika.westerberg@...ux.intel.com, robh+dt@...nel.org,
        krzk+dt@...nel.org, linux-i2c@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: [PATCH 2/2] dt-bindings: i2c: dw: Add Intel's SoCFPGA I2C controller

The I2C pins on Intel's SoCFPGA platform are not connected to GPIOs and
thus cannot be recovered by the standard GPIO method.

Document the "intel,socfpga-i2c" binding.

Signed-off-by: Dinh Nguyen <dinguyen@...nel.org>
---
 Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml b/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml
index d9293c57f573..a130059e97ab 100644
--- a/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml
@@ -33,6 +33,8 @@ properties:
           - const: snps,designware-i2c
       - description: Baikal-T1 SoC System I2C controller
         const: baikal,bt1-sys-i2c
+      - description: Intel's SoCFPGA I2C controller
+        const: intel,socfpga-i2c
 
   reg:
     minItems: 1
-- 
2.25.1