From: Peter Ujfalusi <peter.ujfalusi@ti.com>
Date: Thu, 2 Jul 2015 14:06:34 +0000 (+0300)
Subject: ARM: dts: am335x-evm: Add sleep pin settings for mcasp1
X-Git-Tag: v5.15~15187^2~4^2~45
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e4e0b70224fb840a264ad521493cfea94f7d2ef5;p=platform%2Fkernel%2Flinux-starfive.git

ARM: dts: am335x-evm: Add sleep pin settings for mcasp1

When McASP is not in use the pins can be put to sleep mode to conserve
power.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---

diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index 4db0385..d4783e0a 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -351,6 +351,15 @@
 		>;
 	};
 
+	mcasp1_pins_sleep: mcasp1_pins_sleep {
+		pinctrl-single,pins = <
+			0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7)
+			0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+			0x108 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+			0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+		>;
+	};
+
 	dcan1_pins_default: dcan1_pins_default {
 		pinctrl-single,pins = <
 			0x168 (PIN_OUTPUT | MUX_MODE2) /* uart0_ctsn.d_can1_tx */
@@ -575,8 +584,9 @@
 #include "tps65910.dtsi"
 
 &mcasp1 {
-	pinctrl-names = "default";
+	pinctrl-names = "default", "sleep";
 	pinctrl-0 = <&mcasp1_pins>;
+	pinctrl-1 = <&mcasp1_pins_sleep>;
 
 	status = "okay";