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From: Vitor Soares <ivitro@gmail.com>
To: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>
Cc: Vitor Soares <vitor.soares@toradex.com>,
	devicetree@vger.kernel.org,
	imx@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH v1] arm64: dts: freescale: verdin-imx8mp: enable Verdin I2C_3_HDMI interface
Date: Fri, 22 Mar 2024 12:46:20 +0000
Message-Id: <20240322124620.40250-1-ivitro@gmail.com>
Precedence: bulk
MIME-Version: 1.0
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From: Vitor Soares <vitor.soares@toradex.com>

Enable Verdin I2C_3_HDMI interface on iMX8MP Toradex Verdin boards.

Signed-off-by: Vitor Soares <vitor.soares@toradex.com>
---
 .../dts/freescale/imx8mp-verdin-dahlia.dtsi   |  5 ++++
 .../boot/dts/freescale/imx8mp-verdin-dev.dtsi |  5 ++++
 .../dts/freescale/imx8mp-verdin-mallow.dtsi   |  5 ++++
 .../dts/freescale/imx8mp-verdin-yavia.dtsi    |  5 ++++
 .../boot/dts/freescale/imx8mp-verdin.dtsi     | 27 ++++++++++++++++---
 5 files changed, 43 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi
index 7e9e4b13b5c5..8d954259085f 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi
@@ -110,6 +110,11 @@ wm8904_1a: audio-codec@1a {
 	};
 };
 
+/* Verdin I2C_3_HDMI */
+&i2c5 {
+	status = "okay";
+};
+
 /* Verdin PCIE_1 */
 &pcie {
 	status = "okay";
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi
index a509b2b7fa85..e5400140e5c6 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi
@@ -131,6 +131,11 @@ nau8822_1a: audio-codec@1a {
 	};
 };
 
+/* Verdin I2C_3_HDMI */
+&i2c5 {
+	status = "okay";
+};
+
 /* Verdin PCIE_1 */
 &pcie {
 	status = "okay";
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin-mallow.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin-mallow.dtsi
index 8482393f3cac..1d15f7449c58 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-verdin-mallow.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin-mallow.dtsi
@@ -112,6 +112,11 @@ &i2c4 {
 	status = "okay";
 };
 
+/* Verdin I2C_3_HDMI */
+&i2c5 {
+	status = "okay";
+};
+
 /* Verdin PCIE_1 */
 &pcie {
 	status = "okay";
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin-yavia.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin-yavia.dtsi
index db1722f0d80e..3a8542266d85 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-verdin-yavia.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin-yavia.dtsi
@@ -117,6 +117,11 @@ &i2c4 {
 	status = "okay";
 };
 
+/* Verdin I2C_3_HDMI */
+&i2c5 {
+	status = "okay";
+};
+
 /* Verdin PCIE_1 */
 &pcie {
 	status = "okay";
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi
index faa17cbbe2fd..f033d4310305 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi
@@ -664,8 +664,6 @@ atmel_mxt_ts_mezzanine: touch-mezzanine@4a {
 	};
 };
 
-/* TODO: Verdin I2C_3_HDMI */
-
 /* Verdin I2C_4_CSI */
 &i2c3 {
 	clock-frequency = <400000>;
@@ -764,6 +762,16 @@ eeprom_carrier_board: eeprom@57 {
 	};
 };
 
+/* Verdin I2C_3_HDMI */
+&i2c5 {
+	clock-frequency = <100000>;
+	pinctrl-names = "default", "gpio";
+	pinctrl-0 = <&pinctrl_i2c5>;
+	pinctrl-1 = <&pinctrl_i2c5_gpio>;
+	scl-gpios = <&gpio3 26 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+	sda-gpios = <&gpio3 27 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+};
+
 /* Verdin PCIE_1 */
 &pcie {
 	pinctrl-names = "default";
@@ -1106,8 +1114,6 @@ pinctrl_gpio_keys: gpiokeysgrp {
 	pinctrl_hdmi_hog: hdmihoggrp {
 		fsl,pins =
 			<MX8MP_IOMUXC_HDMI_CEC__HDMIMIX_HDMI_CEC	0x40000019>,	/* SODIMM 63 */
-			<MX8MP_IOMUXC_HDMI_DDC_SCL__HDMIMIX_HDMI_SCL	0x400001c3>,	/* SODIMM 59 */
-			<MX8MP_IOMUXC_HDMI_DDC_SDA__HDMIMIX_HDMI_SDA	0x400001c3>,	/* SODIMM 57 */
 			<MX8MP_IOMUXC_HDMI_HPD__HDMIMIX_HDMI_HPD	0x40000019>;	/* SODIMM 61 */
 	};
 
@@ -1163,6 +1169,19 @@ pinctrl_i2c4_gpio: i2c4gpiogrp {
 			<MX8MP_IOMUXC_I2C4_SDA__GPIO5_IO21		0x400001c6>;	/* SODIMM 12 */
 	};
 
+	/* Verdin I2C_3_HDMI */
+	pinctrl_i2c5: i2c5grp {
+		fsl,pins =
+			<MX8MP_IOMUXC_HDMI_DDC_SCL__I2C5_SCL		0x400001c6>,	/* SODIMM 59 */
+			<MX8MP_IOMUXC_HDMI_DDC_SDA__I2C5_SDA		0x400001c6>;	/* SODIMM 57 */
+	};
+
+	pinctrl_i2c5_gpio: i2c5gpiogrp {
+		fsl,pins =
+			<MX8MP_IOMUXC_HDMI_DDC_SCL__GPIO3_IO26		0x400001c6>,	/* SODIMM 59 */
+			<MX8MP_IOMUXC_HDMI_DDC_SDA__GPIO3_IO27		0x400001c6>;	/* SODIMM 57 */
+	};
+
 	/* Verdin I2S_2_BCLK (TOUCH_RESET#) */
 	pinctrl_i2s_2_bclk_touch_reset: i2s2bclktouchresetgrp {
 		fsl,pins =
-- 
2.34.1