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ARM: dts: am437x: cm-t43: add lcd support

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

Signed-off-by: Nikita 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: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Nikita Kiryanov 2015-12-01 15:55:09 +02:00 committed by Tony Lindgren
parent 97ce505498
commit e81bce70eb
1 changed files with 65 additions and 0 deletions
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65
arch/arm/boot/dts/am437x-sbc-t43.dts
View File

@ -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>;
};
};
};