From: Darren Etheridge <detheridge@xxxxxx>
Enable the hdmi output and the LCD Controller on BeagleBone
Black. Also configure the correct pinmux for output of
video data from the SoC to the HDMI encoder.
Signed-off-by: Darren Etheridge <detheridge@xxxxxx>
Signed-off-by: Joel Fernandes <joelf@xxxxxx>
---
arch/arm/boot/dts/am335x-boneblack.dts | 48 ++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts
index 16b3bea..6b71ad9 100644
--- a/arch/arm/boot/dts/am335x-boneblack.dts
+++ b/arch/arm/boot/dts/am335x-boneblack.dts
@@ -28,3 +28,51 @@
status = "okay";
ti,vcc-aux-disable-is-sleep;
};
+
+&am33xx_pinmux {
+ nxp_hdmi_bonelt_pins: nxp_hdmi_bonelt_pins {
+ pinctrl-single,pins = <
+ 0x1b0 0x03 /* xdma_event_intr0, OMAP_MUX_MODE3 | AM33XX_PIN_OUTPUT */
+ 0xa0 0x08 /* lcd_data0.lcd_data0, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xa4 0x08 /* lcd_data1.lcd_data1, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xa8 0x08 /* lcd_data2.lcd_data2, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xac 0x08 /* lcd_data3.lcd_data3, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xb0 0x08 /* lcd_data4.lcd_data4, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xb4 0x08 /* lcd_data5.lcd_data5, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xb8 0x08 /* lcd_data6.lcd_data6, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xbc 0x08 /* lcd_data7.lcd_data7, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xc0 0x08 /* lcd_data8.lcd_data8, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xc4 0x08 /* lcd_data9.lcd_data9, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xc8 0x08 /* lcd_data10.lcd_data10, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xcc 0x08 /* lcd_data11.lcd_data11, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xd0 0x08 /* lcd_data12.lcd_data12, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xd4 0x08 /* lcd_data13.lcd_data13, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xd8 0x08 /* lcd_data14.lcd_data14, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xdc 0x08 /* lcd_data15.lcd_data15, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT | AM33XX_PULL_DISA */
+ 0xe0 0x00 /* lcd_vsync.lcd_vsync, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT */
+ 0xe4 0x00 /* lcd_hsync.lcd_hsync, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT */
+ 0xe8 0x00 /* lcd_pclk.lcd_pclk, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT */
+ 0xec 0x00 /* lcd_ac_bias_en.lcd_ac_bias_en, OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT */
+ >;
+ };
+ nxp_hdmi_bonelt_off_pins: nxp_hdmi_bonelt_off_pins {
+ pinctrl-single,pins = <
+ 0x1b0 0x03 /* xdma_event_intr0, OMAP_MUX_MODE3 | AM33XX_PIN_OUTPUT */
+ >;
+ };
+};
+
+&lcdc {
+ status = "okay";
+};
+
+/ {
+ hdmi {
+ compatible = "ti,tilcdc,slave";
+ i2c = <&i2c0>;
+ pinctrl-names = "default", "off";
+ pinctrl-0 = <&nxp_hdmi_bonelt_pins>;
+ pinctrl-1 = <&nxp_hdmi_bonelt_off_pins>;
+ status = "okay";
+ };
+};
--
1.8.1.2
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