ARM: dts: keystone-k2g-evm: add HDMI video support

Add DT nodes for HDMI video support for K2G EVM. The HDMI uses SiI9022
DPI as HDMI encoder. The DSS DPI is connected to SiI9022 HDMI
encoder's video input and encoder's output goes to HDMI connector.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>

diff --git a/arch/arm/boot/dts/keystone-k2g-evm.dts b/arch/arm/boot/dts/keystone-k2g-evm.dts
index b7f10bf..db640ba 100644 (file)
--- a/arch/arm/boot/dts/keystone-k2g-evm.dts
+++ b/arch/arm/boot/dts/keystone-k2g-evm.dts
@@ -45,6 +45,19 @@
                regulator-max-microvolt = <1800000>;
                regulator-always-on;
        };
+
+       hdmi: connector {
+               compatible = "hdmi-connector";
+               label = "hdmi";
+
+               type = "a";
+
+               port {
+                       hdmi_connector_in: endpoint {
+                               remote-endpoint = <&sii9022_out>;
+                       };
+               };
+       };
 };
 
 &k2g_pinctrl {
@@ -89,6 +102,13 @@
                >;
        };
 
+       i2c1_pins: pinmux_i2c1_pins {
+               pinctrl-single,pins = <
+                       K2G_CORE_IOPAD(0x1384) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0)        /* i2c1_scl.i2c1_scl */
+                       K2G_CORE_IOPAD(0x1388) (BUFFER_CLASS_B | PIN_PULLUP | MUX_MODE0)        /* i2c1_sda.i2c1_sda */
+               >;
+       };
+
        ecap0_pins: ecap0_pins {
                pinctrl-single,pins = <
                        K2G_CORE_IOPAD(0x1374) (BUFFER_CLASS_B | MUX_MODE4)     /* pr1_mdio_data.ecap0_in_apwm0_out */
@@ -160,6 +180,40 @@
                        K2G_CORE_IOPAD(0x1188) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0)      /* MDIO_DATA.MDIO_DATA */
                >;
        };
+
+       vout_pins: pinmux_vout_pins {
+               pinctrl-single,pins = <
+                       K2G_CORE_IOPAD(0x1078) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata23.dssdata23 */
+                       K2G_CORE_IOPAD(0x107c) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata22.dssdata22 */
+                       K2G_CORE_IOPAD(0x1080) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata21.dssdata21 */
+                       K2G_CORE_IOPAD(0x1084) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata20.dssdata20 */
+                       K2G_CORE_IOPAD(0x1088) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata19.dssdata19 */
+                       K2G_CORE_IOPAD(0x108c) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata18.dssdata18 */
+                       K2G_CORE_IOPAD(0x1090) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata17.dssdata17 */
+                       K2G_CORE_IOPAD(0x1094) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata16.dssdata16 */
+                       K2G_CORE_IOPAD(0x1098) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata15.dssdata15 */
+                       K2G_CORE_IOPAD(0x109c) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata14.dssdata14 */
+                       K2G_CORE_IOPAD(0x10a0) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata13.dssdata13 */
+                       K2G_CORE_IOPAD(0x10a4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata12.dssdata12 */
+                       K2G_CORE_IOPAD(0x10a8) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata11.dssdata11 */
+                       K2G_CORE_IOPAD(0x10ac) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata10.dssdata10 */
+                       K2G_CORE_IOPAD(0x10b0) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata9.dssdata9 */
+                       K2G_CORE_IOPAD(0x10b4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata8.dssdata8 */
+                       K2G_CORE_IOPAD(0x10b8) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata7.dssdata7 */
+                       K2G_CORE_IOPAD(0x10bc) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata6.dssdata6 */
+                       K2G_CORE_IOPAD(0x10c0) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata5.dssdata5 */
+                       K2G_CORE_IOPAD(0x10c4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata4.dssdata4 */
+                       K2G_CORE_IOPAD(0x10c8) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata3.dssdata3 */
+                       K2G_CORE_IOPAD(0x10cc) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata2.dssdata2 */
+                       K2G_CORE_IOPAD(0x10d0) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata1.dssdata1 */
+                       K2G_CORE_IOPAD(0x10d4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssdata0.dssdata0 */
+                       K2G_CORE_IOPAD(0x10d8) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssvsync.dssvsync */
+                       K2G_CORE_IOPAD(0x10dc) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dsshsync.dsshsync */
+                       K2G_CORE_IOPAD(0x10e0) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dsspclk.dsspclk */
+                       K2G_CORE_IOPAD(0x10e4) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssde.dssde */
+                       K2G_CORE_IOPAD(0x10e8) (BUFFER_CLASS_B | PULL_DISABLE | MUX_MODE0) /* dssfid.dssfid */
+               >;
+       };
 };
 
 &uart0 {
@@ -357,3 +411,50 @@
        pinctrl-0 = <&emac_pins>;
        status = "okay";
 };
+
+&i2c1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c1_pins>;
+       status = "okay";
+       clock-frequency = <400000>;
+
+       sii9022: sii9022@3b {
+               #sound-dai-cells = <0>;
+               compatible = "sil,sii9022";
+               reg = <0x3b>;
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       port@0 {
+                               reg = <0>;
+
+                               sii9022_in: endpoint {
+                                       remote-endpoint = <&dpi_out>;
+                               };
+                       };
+
+                       port@1 {
+                               reg = <1>;
+
+                               sii9022_out: endpoint {
+                                       remote-endpoint = <&hdmi_connector_in>;
+                               };
+                       };
+               };
+       };
+};
+
+&dss {
+       pinctrl-names = "default";
+       pinctrl-0 = <&vout_pins>;
+       status = "ok";
+
+       port {
+               dpi_out: endpoint {
+                       remote-endpoint = <&sii9022_in>;
+                       data-lines = <24>;
+               };
+       };
+};