dt-bindings: phy: samsung: move SATA phy I2C to trivial devices

The I2C interface for Samsung Exynos SoC SATA phy is a very simple and
limited, so move it to trivial devices.
Signed-off-by: NKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: NRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220129193646.372481-7-krzysztof.kozlowski@canonical.comSigned-off-by: NVinod Koul <vkoul@kernel.org>

Documentation/devicetree/bindings/phy/samsung-phy.txt

-Device-Tree bindings for sataphy i2c client driver
---------------------------------------------------
-
-Required properties:
-compatible: Should be "samsung,exynos-sataphy-i2c"
-- reg: I2C address of the sataphy i2c device.
-
-Example:
-
-	sata_phy_i2c:sata-phy@38 {
-		compatible = "samsung,exynos-sataphy-i2c";
-		reg = <0x38>;
-	};
-
 Samsung Exynos5 SoC series USB DRD PHY controller
 --------------------------------------------------
 

Documentation/devicetree/bindings/trivial-devices.yaml

@@ -283,6 +283,8 @@ properties:
           - renesas,isl29501
             # S524AD0XF1 (128K/256K-bit Serial EEPROM for Low Power)
           - samsung,24ad0xd1
+            # Samsung Exynos SoC SATA PHY I2C device
+          - samsung,exynos-sataphy-i2c
             # Sensirion low power multi-pixel gas sensor with I2C interface
           - sensirion,sgpc3
             # Sensirion multi-pixel gas sensor with I2C interface