From patchwork Tue Mar 19 18:59:29 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: 229185 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id CE9B92C0040 for ; Wed, 20 Mar 2013 06:02:47 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757187Ab3CSTCr (ORCPT ); Tue, 19 Mar 2013 15:02:47 -0400 Received: from hqemgate03.nvidia.com ([216.228.121.140]:4879 "EHLO hqemgate03.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757231Ab3CSTCp (ORCPT ); Tue, 19 Mar 2013 15:02:45 -0400 Received: from hqnvupgp08.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 hqnvupgp08.nvidia.com (PGP Universal service); Tue, 19 Mar 2013 11:52:35 -0700 X-PGP-Universal: processed; by hqnvupgp08.nvidia.com on Tue, 19 Mar 2013 11:52:35 -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 11:59:45 -0700 From: Andrew Chew To: , , , , , , , , , , , , , , , , CC: , , , , , , Subject: [PATCH V4 5/9] unicore32: Provide regulator to pwm-backlight Date: Tue, 19 Mar 2013 11:59:29 -0700 Message-ID: <1363719573-20926-6-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-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@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 --- arch/unicore32/kernel/puv3-nb0916.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/unicore32/kernel/puv3-nb0916.c b/arch/unicore32/kernel/puv3-nb0916.c index 181108b..ff84d77 100644 --- a/arch/unicore32/kernel/puv3-nb0916.c +++ b/arch/unicore32/kernel/puv3-nb0916.c @@ -19,6 +19,8 @@ #include #include #include +#include +#include #include #include #include @@ -49,6 +51,10 @@ static struct resource puv3_i2c_resources[] = { } }; +/* Dummy regulator for pwm-backlight driver */ +static struct regulator_consumer_supply backlight_supply = + REGULATOR_SUPPLY("enable", "pwm-backlight"); + static struct platform_pwm_backlight_data nb0916_backlight_data = { .pwm_id = 0, .max_brightness = 100, @@ -111,6 +117,9 @@ int __init mach_nb0916_init(void) platform_device_register_simple("PKUnity-v3-I2C", -1, puv3_i2c_resources, ARRAY_SIZE(puv3_i2c_resources)); + regulator_register_always_on(-1, "backlight-enable", + &backlight_supply, 1, 0); + platform_device_register_data(&platform_bus, "pwm-backlight", -1, &nb0916_backlight_data, sizeof(nb0916_backlight_data));