ARM: dts: am43x-epos-evm: add LCD data

Add DT data for am43x-epos-evm's LCD panel.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>

1 files changed, 96 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts
index ad362c50e32e..19f1f7e87597 100644
--- a/arch/arm/boot/dts/am43x-epos-evm.dts
+++ b/arch/arm/boot/dts/am43x-epos-evm.dts
@@ -19,6 +19,10 @@
         model = "TI AM43x EPOS EVM";
         compatible = "ti,am43x-epos-evm","ti,am4372","ti,am43";
 
+        aliases {
+                display0 = &lcd0;
+        };
+
         vmmcsd_fixed: fixedregulator-sd {
                 compatible = "regulator-fixed";
                 regulator-name = "vmmcsd_fixed";
@@ -27,6 +31,44 @@
                 enable-active-high;
         };
 
+        lcd0: display {
+                compatible = "osddisplays,osd057T0559-34ts", "panel-dpi";
+                label = "lcd";
+
+                pinctrl-names = "default";
+                pinctrl-0 = <&lcd_pins>;
+
+                /*
+                 * SelLCDorHDMI, LOW to select HDMI. This is not really the
+                 * panel's enable GPIO, but we don't have HDMI driver support nor
+                 * support to switch between two displays, so using this gpio as
+                 * panel's enable should be safe.
+                 */
+                enable-gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
+
+                panel-timing {
+                        clock-frequency = <33000000>;
+                        hactive = <800>;
+                        vactive = <480>;
+                        hfront-porch = <210>;
+                        hback-porch = <16>;
+                        hsync-len = <30>;
+                        vback-porch = <10>;
+                        vfront-porch = <22>;
+                        vsync-len = <13>;
+                        hsync-active = <0>;
+                        vsync-active = <0>;
+                        de-active = <1>;
+                        pixelclk-active = <1>;
+                };
+
+                port {
+                        lcd_in: endpoint {
+                                remote-endpoint = <&dpi_out>;
+                        };
+                };
+        };
+
         am43xx_pinmux: pinmux@44e10800 {
                 cpsw_default: cpsw_default {
                         pinctrl-single,pins = <
@@ -161,6 +203,46 @@
                                 0x234 (PIN_INPUT_PULLUP | MUX_MODE1)    /* cam1_wen.hdq_gpio */
                         >;
                 };
+
+                dss_pins: dss_pins {
+                        pinctrl-single,pins = <
+                                0x020 (PIN_OUTPUT_PULLUP | MUX_MODE1) /*gpmc ad 8 -> DSS DATA 23 */
+                                0x024 (PIN_OUTPUT_PULLUP | MUX_MODE1)
+                                0x028 (PIN_OUTPUT_PULLUP | MUX_MODE1)
+                                0x02C (PIN_OUTPUT_PULLUP | MUX_MODE1)
+                                0x030 (PIN_OUTPUT_PULLUP | MUX_MODE1)
+                                0x034 (PIN_OUTPUT_PULLUP | MUX_MODE1)
+                                0x038 (PIN_OUTPUT_PULLUP | MUX_MODE1)
+                                0x03C (PIN_OUTPUT_PULLUP | MUX_MODE1) /*gpmc ad 15 -> DSS DATA 16 */
+                                0x0A0 (PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 0 */
+                                0x0A4 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0A8 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0AC (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0B0 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0B4 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0B8 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0BC (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0C0 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0C4 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0C8 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0CC (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0D0 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0D4 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0D8 (PIN_OUTPUT_PULLUP | MUX_MODE0)
+                                0x0DC (PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 15 */
+                                0x0E0 (PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS VSYNC */
+                                0x0E4 (PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS HSYNC */
+                                0x0E8 (PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS PCLK */
+                                0x0EC (PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS AC BIAS EN */
+                        >;
+                };
+
+                lcd_pins: lcd_pins {
+                        pinctrl-single,pins = <
+                                /* GPMC CLK -> GPIO 2_1 to select LCD / HDMI */
+                                0x08C (PIN_OUTPUT_PULLUP | MUX_MODE7)
+                        >;
+                };
         };
 
         matrix_keypad: matrix_keypad@0 {
@@ -468,3 +550,17 @@
         pinctrl-names = "default";
         pinctrl-0 = <&hdq_pins>;
 };
+
+&dss {
+        status = "ok";
+
+        pinctrl-names = "default";
+        pinctrl-0 = <&dss_pins>;
+
+        port {
+                dpi_out: endpoint@0 {
+                        remote-endpoint = <&lcd_in>;
+                        data-lines = <24>;
+                };
+        };
+};