From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753297AbbGBOHL (ORCPT ); Thu, 2 Jul 2015 10:07:11 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:55539 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752619AbbGBOHG (ORCPT ); Thu, 2 Jul 2015 10:07:06 -0400 From: Peter Ujfalusi To: CC: , , , , Subject: [PATCH v2 02/20] ARM: DTS: am437x-sk-evm: Add sleep pin settings for mcasp1 Date: Thu, 2 Jul 2015 17:06:17 +0300 Message-ID: <1435845995-19085-3-git-send-email-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.4.5 In-Reply-To: <1435845995-19085-1-git-send-email-peter.ujfalusi@ti.com> References: <1435845995-19085-1-git-send-email-peter.ujfalusi@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When McASP is not in use the pins can be put to sleep mode to conserve power. Signed-off-by: Peter Ujfalusi Tested-by: Felipe Balbi --- arch/arm/boot/dts/am437x-sk-evm.dts | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts index c17097d2c167..b5de6b0d622c 100644 --- a/arch/arm/boot/dts/am437x-sk-evm.dts +++ b/arch/arm/boot/dts/am437x-sk-evm.dts @@ -364,6 +364,15 @@ >; }; + 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) + >; + }; + lcd_pins: lcd_pins { pinctrl-single,pins = < 0x1c (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpcm_ad7.gpio1_7 */ @@ -640,8 +649,9 @@ }; &mcasp1 { - pinctrl-names = "default"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&mcasp1_pins>; + pinctrl-1 = <&mcasp1_pins_sleep>; status = "okay"; -- 2.4.5