From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752109AbdGAHkz (ORCPT ); Sat, 1 Jul 2017 03:40:55 -0400 Received: from mail-pf0-f195.google.com ([209.85.192.195]:36013 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751873AbdGAHkx (ORCPT ); Sat, 1 Jul 2017 03:40:53 -0400 From: mindentropy To: festevam@gmail.com Cc: Gautam Bhat , Shawn Guo , Sascha Hauer , Fabio Estevam , Rob Herring , Mark Rutland , Russell King , linux-arm-kernel@lists.infradead.org (moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2] ARM: dts: imx7d-sdb: Set VLDO4 outpt to 2.8V for MIPI CSI/DSI Date: Sat, 1 Jul 2017 13:09:11 +0530 Message-Id: <20170701073911.7338-1-mindentropy@gmail.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Gautam Bhat * According to mx7sabresd schematics the MIPI CSI/DSI voltage rails should be 2.8V but the voltage provided is a maximum of 3.3V and minimum of 1.8V. Providing such a higher voltage might damage the peripherals and violates the schematic settings. Signed-off-by: Gautam Bhat --- Changes in v2: - Added subject line according to convention arch/arm/boot/dts/imx7d-sdb.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts index 5be01a1bf840..1da1f97ec342 100644 --- a/arch/arm/boot/dts/imx7d-sdb.dts +++ b/arch/arm/boot/dts/imx7d-sdb.dts @@ -262,8 +262,8 @@ }; vgen6_reg: vldo4 { - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; regulator-always-on; }; }; -- 2.11.0