Add DT data for am43x-epos-evm's LCD panel.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
---
arch/arm/boot/dts/am43x-epos-evm.dts | 101 +++++++++++++++++++++++++++++++++++
1 file changed, 101 insertions(+)
diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts
index 167dbc8494de..9aa5af71f96f 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 = <
@@ -138,6 +180,46 @@
0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
>;
};
+
+ 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 {
@@ -260,6 +342,10 @@
status = "okay";
};
+&gpio5 {
+ status = "okay";
+};
+
&elm {
status = "okay";
};
@@ -367,3 +453,18 @@
pinctrl-0 = <&spi1_pins>;
status = "okay";
};
+
+
+&dss {
+ status = "ok";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&dss_pins>;
+
+ port {
+ dpi_out: endpoint@0 {
+ remote-endpoint = <&lcd_in>;
+ data-lines = <24>;
+ };
+ };
+};
--
1.9.1
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