[PATCH 2/4] arm64: dts: ti: k3-am625-sk: Add DSS pinmux info

Aradhya Bhatia a-bhatia1 at ti.com
Wed Apr 27 02:08:48 PDT 2022


Add pinmux info for video output signals from DSS.

The DSS outputs dpi signals through its second video port (vp2). This
output is of 24 bits (RGB888) and is forwarded to an HDMI transmitter
chip on the board.

Signed-off-by: Aradhya Bhatia <a-bhatia1 at ti.com>
---
 arch/arm64/boot/dts/ti/k3-am625-sk.dts | 38 ++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am625-sk.dts b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
index 5c38ee5ff9b2..ab3d90d358ee 100644
--- a/arch/arm64/boot/dts/ti/k3-am625-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
@@ -255,6 +255,39 @@ AM62X_IOPAD(0x008, PIN_INPUT, 0) /* (J24) OSPI0_DQS */
 		>;
 	};
 
+	main_dss0_pins_default: main-dss0-pins-default {
+		pinctrl-single,pins = <
+			AM62X_IOPAD(0x0100, PIN_OUTPUT, 0) /* (AC25) VOUT0_VSYNC */
+			AM62X_IOPAD(0x00f8, PIN_OUTPUT, 0) /* (AB24) VOUT0_HSYNC */
+			AM62X_IOPAD(0x0104, PIN_OUTPUT, 0) /* (AC24) VOUT0_PCLK */
+			AM62X_IOPAD(0x00fc, PIN_OUTPUT, 0) /* (Y20) VOUT0_DE */
+			AM62X_IOPAD(0x00b8, PIN_OUTPUT, 0) /* (U22) VOUT0_DATA0 */
+			AM62X_IOPAD(0x00bc, PIN_OUTPUT, 0) /* (V24) VOUT0_DATA1 */
+			AM62X_IOPAD(0x00c0, PIN_OUTPUT, 0) /* (W25) VOUT0_DATA2 */
+			AM62X_IOPAD(0x00c4, PIN_OUTPUT, 0) /* (W24) VOUT0_DATA3 */
+			AM62X_IOPAD(0x00c8, PIN_OUTPUT, 0) /* (Y25) VOUT0_DATA4 */
+			AM62X_IOPAD(0x00cc, PIN_OUTPUT, 0) /* (Y24) VOUT0_DATA5 */
+			AM62X_IOPAD(0x00d0, PIN_OUTPUT, 0) /* (Y23) VOUT0_DATA6 */
+			AM62X_IOPAD(0x00d4, PIN_OUTPUT, 0) /* (AA25) VOUT0_DATA7 */
+			AM62X_IOPAD(0x00d8, PIN_OUTPUT, 0) /* (V21) VOUT0_DATA8 */
+			AM62X_IOPAD(0x00dc, PIN_OUTPUT, 0) /* (W21) VOUT0_DATA9 */
+			AM62X_IOPAD(0x00e0, PIN_OUTPUT, 0) /* (V20) VOUT0_DATA10 */
+			AM62X_IOPAD(0x00e4, PIN_OUTPUT, 0) /* (AA23) VOUT0_DATA11 */
+			AM62X_IOPAD(0x00e8, PIN_OUTPUT, 0) /* (AB25) VOUT0_DATA12 */
+			AM62X_IOPAD(0x00ec, PIN_OUTPUT, 0) /* (AA24) VOUT0_DATA13 */
+			AM62X_IOPAD(0x00f0, PIN_OUTPUT, 0) /* (Y22) VOUT0_DATA14 */
+			AM62X_IOPAD(0x00f4, PIN_OUTPUT, 0) /* (AA21) VOUT0_DATA15 */
+			AM62X_IOPAD(0x005c, PIN_OUTPUT, 1) /* (R24) GPMC0_AD8.VOUT0_DATA16 */
+			AM62X_IOPAD(0x0060, PIN_OUTPUT, 1) /* (R25) GPMC0_AD9.VOUT0_DATA17 */
+			AM62X_IOPAD(0x0064, PIN_OUTPUT, 1) /* (T25) GPMC0_AD10.VOUT0_DATA18 */
+			AM62X_IOPAD(0x0068, PIN_OUTPUT, 1) /* (R21) GPMC0_AD11.VOUT0_DATA19 */
+			AM62X_IOPAD(0x006c, PIN_OUTPUT, 1) /* (T22) GPMC0_AD12.VOUT0_DATA20 */
+			AM62X_IOPAD(0x0070, PIN_OUTPUT, 1) /* (T24) GPMC0_AD13.VOUT0_DATA21 */
+			AM62X_IOPAD(0x0074, PIN_OUTPUT, 1) /* (U25) GPMC0_AD14.VOUT0_DATA22 */
+			AM62X_IOPAD(0x0078, PIN_OUTPUT, 1) /* (U24) GPMC0_AD15.VOUT0_DATA23 */
+		>;
+	};
+
 	vdd_sd_dv_pins_default: vdd-sd-dv-pins-default {
 		pinctrl-single,pins = <
 			AM62X_IOPAD(0x07c, PIN_OUTPUT, 7) /* (P25) GPMC0_CLK.GPIO0_31 */
@@ -412,6 +445,11 @@ cpsw3g_phy1: ethernet-phy at 1 {
 	};
 };
 
+&dss {
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_dss0_pins_default>;
+};
+
 &mailbox0_cluster0 {
 	mbox_m4_0: mbox-m4-0 {
 		ti,mbox-rx = <0 0 0>;
-- 
2.36.0




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