[PATCH 6/6] arm: boot: dts: am437x-sk: remove DSS pulls

Felipe Balbi balbi at ti.com
Thu Dec 4 09:01:59 PST 2014


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

Signed-off-by: Felipe Balbi <balbi at ti.com>
---
 arch/arm/boot/dts/am437x-sk-evm.dts | 56 ++++++++++++++++++-------------------
 1 file changed, 28 insertions(+), 28 deletions(-)

diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts
index f8db9b9..b459bd3 100644
--- a/arch/arm/boot/dts/am437x-sk-evm.dts
+++ b/arch/arm/boot/dts/am437x-sk-evm.dts
@@ -272,34 +272,34 @@
 
 	dss_pins: dss_pins {
 		pinctrl-single,pins = <
-			0x020 (PIN_OUTPUT_PULLUP | MUX_MODE1)	/* gpmc ad 8 -> DSS DATA 23 */
-			0x024 (PIN_OUTPUT_PULLUP | MUX_MODE1)
-			0x028 (PIN_OUTPUT_PULLUP | MUX_MODE1)
-			0x02c (PIN_OUTPUT_PULLUP | MUX_MODE1)
-			0x030 (PIN_OUTPUT_PULLUP | MUX_MODE1)
-			0x034 (PIN_OUTPUT_PULLUP | MUX_MODE1)
-			0x038 (PIN_OUTPUT_PULLUP | MUX_MODE1)
-			0x03c (PIN_OUTPUT_PULLUP | MUX_MODE1)	/* gpmc ad 15 -> DSS DATA 16 */
-			0x0a0 (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS DATA 0 */
-			0x0a4 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0a8 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0ac (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0b0 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0b4 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0b8 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0bc (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0c0 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0c4 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0c8 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0cc (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0d0 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0d4 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0d8 (PIN_OUTPUT_PULLUP | MUX_MODE0)
-			0x0dc (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS DATA 15 */
-			0x0e0 (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS VSYNC */
-			0x0e4 (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS HSYNC */
-			0x0e8 (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS PCLK */
-			0x0ec (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* DSS AC BIAS EN */
+			0x020 (PIN_OUTPUT | MUX_MODE1)	/* gpmc ad 8 -> DSS DATA 23 */
+			0x024 (PIN_OUTPUT | MUX_MODE1)
+			0x028 (PIN_OUTPUT | MUX_MODE1)
+			0x02c (PIN_OUTPUT | MUX_MODE1)
+			0x030 (PIN_OUTPUT | MUX_MODE1)
+			0x034 (PIN_OUTPUT | MUX_MODE1)
+			0x038 (PIN_OUTPUT | MUX_MODE1)
+			0x03c (PIN_OUTPUT | MUX_MODE1)	/* gpmc ad 15 -> DSS DATA 16 */
+			0x0a0 (PIN_OUTPUT | MUX_MODE0)	/* DSS DATA 0 */
+			0x0a4 (PIN_OUTPUT | MUX_MODE0)
+			0x0a8 (PIN_OUTPUT | MUX_MODE0)
+			0x0ac (PIN_OUTPUT | MUX_MODE0)
+			0x0b0 (PIN_OUTPUT | MUX_MODE0)
+			0x0b4 (PIN_OUTPUT | MUX_MODE0)
+			0x0b8 (PIN_OUTPUT | MUX_MODE0)
+			0x0bc (PIN_OUTPUT | MUX_MODE0)
+			0x0c0 (PIN_OUTPUT | MUX_MODE0)
+			0x0c4 (PIN_OUTPUT | MUX_MODE0)
+			0x0c8 (PIN_OUTPUT | MUX_MODE0)
+			0x0cc (PIN_OUTPUT | MUX_MODE0)
+			0x0d0 (PIN_OUTPUT | MUX_MODE0)
+			0x0d4 (PIN_OUTPUT | MUX_MODE0)
+			0x0d8 (PIN_OUTPUT | MUX_MODE0)
+			0x0dc (PIN_OUTPUT | MUX_MODE0)	/* DSS DATA 15 */
+			0x0e0 (PIN_OUTPUT | MUX_MODE0)	/* DSS VSYNC */
+			0x0e4 (PIN_OUTPUT | MUX_MODE0)	/* DSS HSYNC */
+			0x0e8 (PIN_OUTPUT | MUX_MODE0)	/* DSS PCLK */
+			0x0ec (PIN_OUTPUT | MUX_MODE0)	/* DSS AC BIAS EN */
 
 		>;
 	};
-- 
2.1.0.GIT




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