From patchwork Tue Mar 19 18:59:32 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: achew@nvidia.com X-Patchwork-Id: 2303871 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 4340EDFB79 for ; Tue, 19 Mar 2013 19:02:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755399Ab3CSTCs (ORCPT ); Tue, 19 Mar 2013 15:02:48 -0400 Received: from hqemgate03.nvidia.com ([216.228.121.140]:4877 "EHLO hqemgate03.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757145Ab3CSTCp (ORCPT ); Tue, 19 Mar 2013 15:02:45 -0400 Received: from hqnvupgp07.nvidia.com (Not Verified[216.228.121.13]) by hqemgate03.nvidia.com id ; Tue, 19 Mar 2013 12:05:06 -0700 Received: from hqemhub03.nvidia.com ([172.17.108.22]) by hqnvupgp07.nvidia.com (PGP Universal service); Tue, 19 Mar 2013 11:59:46 -0700 X-PGP-Universal: processed; by hqnvupgp07.nvidia.com on Tue, 19 Mar 2013 11:59:46 -0700 Received: from achew-linux64.nvidia.com (172.20.144.16) by hqemhub03.nvidia.com (172.20.150.15) with Microsoft SMTP Server (TLS) id 8.3.298.1; Tue, 19 Mar 2013 11:59:46 -0700 From: Andrew Chew To: , , , , , , , , , , , , , , , , CC: , , , , , , Subject: [PATCH V4 8/9] ARM: tegra: Provide regulator to pwm-backlight Date: Tue, 19 Mar 2013 11:59:32 -0700 Message-ID: <1363719573-20926-9-git-send-email-achew@nvidia.com> X-Mailer: git-send-email 1.8.1.5 In-Reply-To: <1363719573-20926-1-git-send-email-achew@nvidia.com> References: <1363719573-20926-1-git-send-email-achew@nvidia.com> MIME-Version: 1.0 Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org The pwm-backlight driver now takes a mandatory regulator that is gotten during driver probe. Initialize a dummy regulator to satisfy this requirement. Signed-off-by: Andrew Chew Acked-by: Stephen Warren --- arch/arm/boot/dts/tegra20-medcom-wide.dts | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/boot/dts/tegra20-medcom-wide.dts b/arch/arm/boot/dts/tegra20-medcom-wide.dts index a2d6d65..bf7fdd7 100644 --- a/arch/arm/boot/dts/tegra20-medcom-wide.dts +++ b/arch/arm/boot/dts/tegra20-medcom-wide.dts @@ -26,12 +26,18 @@ }; }; + bl_en: fixed-regulator { + compatible = "regulator-fixed"; + regulator-name = "bl-en-supply"; + }; + backlight { compatible = "pwm-backlight"; pwms = <&pwm 0 5000000>; brightness-levels = <0 4 8 16 32 64 128 255>; default-brightness-level = <6>; + enable-supply = <&bl_en>; }; sound {