ARM: dts: imx6sx-udoo-neo: Add HDMI support

imx6sx-udoo-neo has a TDA19988 HDMI transmitter connected to the
parallel eLCDIF interface.

Add support for it.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi b/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
index ee64565..35861bb 100644 (file)
--- a/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
+++ b/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
@@ -183,6 +183,27 @@
        status = "okay";
 };
 
+&i2c3 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c3>;
+       clock-frequency = <100000>;
+       status = "okay";
+
+       hdmi-transmitter@70 {
+               compatible = "nxp,tda998x";
+               reg = <0x70>;
+               interrupts-extended = <&gpio3 27 IRQ_TYPE_LEVEL_LOW>;
+
+               ports {
+                       port {
+                               hdmi: endpoint {
+                                       remote-endpoint = <&lcdc>;
+                               };
+                       };
+               };
+       };
+};
+
 &i2c4 { /* Onboard Motion sensors */
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_i2c4>;
@@ -190,6 +211,18 @@
        status = "disabled";
 };
 
+&lcdif1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_lcd>;
+       status = "okay";
+
+       port {
+               lcdc: endpoint {
+                       remote-endpoint = <&hdmi>;
+               };
+       };
+};
+
 &iomuxc {
        pinctrl_bt_reg: btreggrp {
                fsl,pins =
@@ -227,12 +260,53 @@
                        <MX6SX_PAD_GPIO1_IO02__I2C2_SCL         0x4001b8b1>;
        };
 
+       pinctrl_i2c3: i2c3grp {
+               fsl,pins =
+                       <MX6SX_PAD_KEY_ROW4__I2C3_SDA                   0x4001b8b1>,
+                       <MX6SX_PAD_KEY_COL4__I2C3_SCL                   0x4001b8b1>;
+       };
+
        pinctrl_i2c4: i2c4grp {
                fsl,pins =
                        <MX6SX_PAD_USB_H_DATA__I2C4_SDA         0x4001b8b1>,
                        <MX6SX_PAD_USB_H_STROBE__I2C4_SCL       0x4001b8b1>;
        };
 
+       pinctrl_lcd: lcdgrp {
+               fsl,pins = <
+                       MX6SX_PAD_LCD1_DATA00__LCDIF1_DATA_0            0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA01__LCDIF1_DATA_1            0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA02__LCDIF1_DATA_2            0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA03__LCDIF1_DATA_3            0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA04__LCDIF1_DATA_4            0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA05__LCDIF1_DATA_5            0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA06__LCDIF1_DATA_6            0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA07__LCDIF1_DATA_7            0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA08__LCDIF1_DATA_8            0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA09__LCDIF1_DATA_9            0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA10__LCDIF1_DATA_10           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA11__LCDIF1_DATA_11           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA12__LCDIF1_DATA_12           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA13__LCDIF1_DATA_13           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA14__LCDIF1_DATA_14           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA15__LCDIF1_DATA_15           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA16__LCDIF1_DATA_16           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA17__LCDIF1_DATA_17           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA18__LCDIF1_DATA_18           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA19__LCDIF1_DATA_19           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA20__LCDIF1_DATA_20           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA21__LCDIF1_DATA_21           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA22__LCDIF1_DATA_22           0x4001b0b0
+                       MX6SX_PAD_LCD1_DATA23__LCDIF1_DATA_23           0x4001b0b0
+                       MX6SX_PAD_LCD1_CLK__LCDIF1_CLK          0x4001b0b0
+                       MX6SX_PAD_LCD1_ENABLE__LCDIF1_ENABLE            0x4001b0b0
+                       MX6SX_PAD_LCD1_VSYNC__LCDIF1_VSYNC              0x4001b0b0
+                       MX6SX_PAD_LCD1_HSYNC__LCDIF1_HSYNC              0x4001b0b0
+                       MX6SX_PAD_LCD1_RESET__GPIO3_IO_27               0x4001b0b0
+               >;
+       };
+
+
        pinctrl_uart1: uart1grp {
                fsl,pins =
                        <MX6SX_PAD_GPIO1_IO04__UART1_DCE_TX     0x1b0b1>,