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Commit 2d8a28c2 authored by Felipe Balbi's avatar Felipe Balbi Committed by Tony Lindgren
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ARM: dts: am437x-sk: remove DSS pulls 



The DSS data lines don't need pulls, it's best
to remove them to guarantee signal integrity.

Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 3cca412e

arch/arm/boot/dts/am437x-sk-evm.dts

+28 −28
Original line number Original line Diff line number Diff line
@@ -272,34 +272,34 @@ 




	dss_pins: dss_pins {

	dss_pins: dss_pins {

		pinctrl-single,pins = <

		pinctrl-single,pins = <

			0x020 (PIN_OUTPUT_PULLUP | MUX_MODE1)	/* gpmc ad 8 -> DSS DATA 23 */

			0x020 (PIN_OUTPUT | MUX_MODE1)	/* gpmc ad 8 -> DSS DATA 23 */

			0x024 (PIN_OUTPUT_PULLUP | MUX_MODE1)

			0x024 (PIN_OUTPUT | MUX_MODE1)

			0x028 (PIN_OUTPUT_PULLUP | MUX_MODE1)

			0x028 (PIN_OUTPUT | MUX_MODE1)

			0x02c (PIN_OUTPUT_PULLUP | MUX_MODE1)

			0x02c (PIN_OUTPUT | MUX_MODE1)

			0x030 (PIN_OUTPUT_PULLUP | MUX_MODE1)

			0x030 (PIN_OUTPUT | MUX_MODE1)

			0x034 (PIN_OUTPUT_PULLUP | MUX_MODE1)

			0x034 (PIN_OUTPUT | MUX_MODE1)

			0x038 (PIN_OUTPUT_PULLUP | MUX_MODE1)

			0x038 (PIN_OUTPUT | MUX_MODE1)

			0x03c (PIN_OUTPUT_PULLUP | MUX_MODE1)	/* gpmc ad 15 -> DSS DATA 16 */

			0x03c (PIN_OUTPUT | MUX_MODE1)	/* gpmc ad 15 -> DSS DATA 16 */

			0x0a0 (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS DATA 0 */

			0x0a0 (PIN_OUTPUT | MUX_MODE0)	/* DSS DATA 0 */

			0x0a4 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0a4 (PIN_OUTPUT | MUX_MODE0)

			0x0a8 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0a8 (PIN_OUTPUT | MUX_MODE0)

			0x0ac (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0ac (PIN_OUTPUT | MUX_MODE0)

			0x0b0 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0b0 (PIN_OUTPUT | MUX_MODE0)

			0x0b4 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0b4 (PIN_OUTPUT | MUX_MODE0)

			0x0b8 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0b8 (PIN_OUTPUT | MUX_MODE0)

			0x0bc (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0bc (PIN_OUTPUT | MUX_MODE0)

			0x0c0 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0c0 (PIN_OUTPUT | MUX_MODE0)

			0x0c4 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0c4 (PIN_OUTPUT | MUX_MODE0)

			0x0c8 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0c8 (PIN_OUTPUT | MUX_MODE0)

			0x0cc (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0cc (PIN_OUTPUT | MUX_MODE0)

			0x0d0 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0d0 (PIN_OUTPUT | MUX_MODE0)

			0x0d4 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0d4 (PIN_OUTPUT | MUX_MODE0)

			0x0d8 (PIN_OUTPUT_PULLUP | MUX_MODE0)

			0x0d8 (PIN_OUTPUT | MUX_MODE0)

			0x0dc (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS DATA 15 */

			0x0dc (PIN_OUTPUT | MUX_MODE0)	/* DSS DATA 15 */

			0x0e0 (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS VSYNC */

			0x0e0 (PIN_OUTPUT | MUX_MODE0)	/* DSS VSYNC */

			0x0e4 (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS HSYNC */

			0x0e4 (PIN_OUTPUT | MUX_MODE0)	/* DSS HSYNC */

			0x0e8 (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS PCLK */

			0x0e8 (PIN_OUTPUT | MUX_MODE0)	/* DSS PCLK */

			0x0ec (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS AC BIAS EN */

			0x0ec (PIN_OUTPUT | MUX_MODE0)	/* DSS AC BIAS EN */





		>;

		>;

	};

	};