From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1032255AbdEWU0k (ORCPT ); Tue, 23 May 2017 16:26:40 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:48068 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1031754AbdEWU0b (ORCPT ); Tue, 23 May 2017 16:26:31 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Marc Dietrich , Misha Komarovskiy , Thierry Reding Subject: [PATCH 4.9 009/164] ARM: tegra: paz00: Mark panel regulator as enabled on boot Date: Tue, 23 May 2017 22:07:06 +0200 Message-Id: <20170523200907.663894423@linuxfoundation.org> X-Mailer: git-send-email 2.13.0 In-Reply-To: <20170523200907.297534241@linuxfoundation.org> References: <20170523200907.297534241@linuxfoundation.org> User-Agent: quilt/0.65 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Marc Dietrich commit 0c18927f51f4d390abdcf385bff5f995407ee732 upstream. Current U-Boot enables the display already. Marking the regulator as enabled on boot fixes sporadic panel initialization failures. Signed-off-by: Marc Dietrich Tested-by: Misha Komarovskiy Signed-off-by: Thierry Reding Signed-off-by: Greg Kroah-Hartman --- arch/arm/boot/dts/tegra20-paz00.dts | 1 + 1 file changed, 1 insertion(+) --- a/arch/arm/boot/dts/tegra20-paz00.dts +++ b/arch/arm/boot/dts/tegra20-paz00.dts @@ -569,6 +569,7 @@ regulator-name = "+3VS,vdd_pnl"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; + regulator-boot-on; gpio = <&gpio TEGRA_GPIO(A, 4) GPIO_ACTIVE_HIGH>; enable-active-high; };