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Commit e81bce70 authored by Nikita Kiryanov's avatar Nikita Kiryanov Committed by Tony Lindgren
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ARM: dts: am437x: cm-t43: add lcd support 



Add the necessary dss configuration to drive the startek lcd on CompuLab
sbc-t43 single board computer.

Signed-off-by: default avatarNikita Kiryanov <nikita@compulab.co.il>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Benoit Cousson <bcousson@baylibre.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Pawel Moll <pawel.moll@arm.com>
Cc: Igor Grinberg <grinberg@compulab.co.il>
Cc: Dmitry Lifshitz <lifshitz@compulab.co.il>
Cc: Ian Campbell <ijc+devicetree@hellion.org.uk>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 97ce5054

arch/arm/boot/dts/am437x-sbc-t43.dts

+65 −0
Original line number Diff line number Diff line
@@ -12,6 +12,10 @@ 
/ {

	model = "CompuLab CM-T43 on SB-SOM-T43";

	compatible = "compulab,am437x-sbc-t43", "compulab,am437x-cm-t43", "ti,am4372", "ti,am43";



	aliases {

		display0 = &lcd0;

	};

};



&am43xx_pinmux {
@@ -28,6 +32,41 @@ 
		>;

	};



	dss_pinctrl_default: dss_pinctrl_default {

		pinctrl-single,pins = <

			AM4372_IOPAD(0x9b0, PIN_OUTPUT_PULLUP | MUX_MODE2) /* cam0 hd -> DSS DATA 23 */

			AM4372_IOPAD(0x9b4, PIN_OUTPUT_PULLUP | MUX_MODE2)

			AM4372_IOPAD(0x9b8, PIN_OUTPUT_PULLUP | MUX_MODE2)

			AM4372_IOPAD(0x9bc, PIN_OUTPUT_PULLUP | MUX_MODE2)

			AM4372_IOPAD(0x9c0, PIN_OUTPUT_PULLUP | MUX_MODE2)

			AM4372_IOPAD(0x9c4, PIN_OUTPUT_PULLUP | MUX_MODE2)

			AM4372_IOPAD(0x9c8, PIN_OUTPUT_PULLUP | MUX_MODE2)

			AM4372_IOPAD(0x9cc, PIN_OUTPUT_PULLUP | MUX_MODE2) /* cam1 data 9 -> DSS DATA 16 */



			AM4372_IOPAD(0x8a0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 0 */

			AM4372_IOPAD(0x8a4, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8a8, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8ac, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8b0, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8b4, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8b8, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8bc, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8c0, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8c4, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8c8, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8cc, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8d0, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8d4, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8d8, PIN_OUTPUT_PULLUP | MUX_MODE0)

			AM4372_IOPAD(0x8dc, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 15 */

			AM4372_IOPAD(0x8e0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS VSYNC */

			AM4372_IOPAD(0x8e4, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS HSYNC */

			AM4372_IOPAD(0x8e8, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS PCLK */

			AM4372_IOPAD(0x8ec, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS AC BIAS EN */

			AM4372_IOPAD(0xa20, PIN_OUTPUT_PULLUP | MUX_MODE7)

		>;

	};



	uart0_pins_default: uart0_pins_default {

		pinctrl-single,pins = <

			AM4372_IOPAD(0x968, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE0)
@@ -99,6 +138,20 @@ 
	wp-gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;

};



&dss {

	status = "ok";



	pinctrl-names = "default";

	pinctrl-0 = <&dss_pinctrl_default>;



	port {

		dpi_lcd_out: endpoint@0 {

			remote-endpoint = <&lcd_in>;

			data-lines = <24>;

		};

	};

};



&uart0 {

	pinctrl-names = "default";

	pinctrl-0 = <&uart0_pins_default>;
@@ -113,3 +166,15 @@ 
	pinctrl-names = "default";

	pinctrl-0 = <&usb2_phy2_default>;

};



&lcd0 {

	enable-gpios = <&pca9555 14 GPIO_ACTIVE_HIGH

			&gpio4 28 GPIO_ACTIVE_HIGH>;



	port {

		lcd_in: endpoint {

			remote-endpoint = <&dpi_lcd_out>;

			data-lines = <24>;

		};

	};

};