From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753344AbaGBMFy (ORCPT ); Wed, 2 Jul 2014 08:05:54 -0400 Received: from arroyo.ext.ti.com ([192.94.94.40]:33855 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751952AbaGBMEM (ORCPT ); Wed, 2 Jul 2014 08:04:12 -0400 From: Roger Quadros To: , , CC: , , , , , , Roger Quadros , Rajendra Nayak , Tero Kristo Subject: [PATCH 1/6] ARM: dts: dra7-evm: Make VDDA_1V8_PHY supply always on Date: Wed, 2 Jul 2014 15:03:53 +0300 Message-ID: <1404302638-3003-2-git-send-email-rogerq@ti.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1404302638-3003-1-git-send-email-rogerq@ti.com> References: <1404302638-3003-1-git-send-email-rogerq@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 After clarification from the hardware team it was found that this 1.8V PHY supply can't be switched OFF when SoC is Active. It can only be switched off when in PORz (power on reset). This patch is required for proper functionality of USB, SATA and PCIe on DRA7-evm. CC: Rajendra Nayak CC: Tero Kristo Signed-off-by: Roger Quadros --- arch/arm/boot/dts/dra7-evm.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts index 4adc280..8308954 100644 --- a/arch/arm/boot/dts/dra7-evm.dts +++ b/arch/arm/boot/dts/dra7-evm.dts @@ -240,6 +240,7 @@ regulator-name = "ldo3"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; + regulator-always-on; regulator-boot-on; }; -- 1.8.3.2