From patchwork Tue Mar 19 18:59:25 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: 229183 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 E89632C0040 for ; Wed, 20 Mar 2013 06:02:45 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757205Ab3CSTCo (ORCPT ); Tue, 19 Mar 2013 15:02:44 -0400 Received: from hqemgate04.nvidia.com ([216.228.121.35]:14961 "EHLO hqemgate04.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757145Ab3CSTCn (ORCPT ); Tue, 19 Mar 2013 15:02:43 -0400 Received: from hqnvupgp08.nvidia.com (Not Verified[216.228.121.13]) by hqemgate04.nvidia.com id ; Tue, 19 Mar 2013 11:59:42 -0700 Received: from hqemhub03.nvidia.com ([172.17.108.22]) by hqnvupgp08.nvidia.com (PGP Universal service); Tue, 19 Mar 2013 11:52:34 -0700 X-PGP-Universal: processed; by hqnvupgp08.nvidia.com on Tue, 19 Mar 2013 11:52:34 -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 11:59:44 -0700 From: Andrew Chew To: , , , , , , , , , , , , , , , , CC: , , , , , , Subject: [PATCH V4 1/9] ARM: OMAP: board-4430sdp: Provide regulator to pwm-backlight Date: Tue, 19 Mar 2013 11:59:25 -0700 Message-ID: <1363719573-20926-2-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 Tested-by: Peter Ujfalusi --- arch/arm/mach-omap2/board-4430sdp.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 35f3ad0..a01a39a 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -291,6 +291,10 @@ static struct platform_device sdp4430_leds_pwm = { }, }; +/* Dummy regulator for pwm-backlight driver */ +static struct regulator_consumer_supply backlight_supply = + REGULATOR_SUPPLY("enable", "pwm-backlight"); + static struct platform_pwm_backlight_data sdp4430_backlight_data = { .max_brightness = 127, .dft_brightness = 127, @@ -718,6 +722,8 @@ static void __init omap_4430sdp_init(void) omap4_i2c_init(); omap_sfh7741prox_init(); + regulator_register_always_on(-1, "backlight-enable", + &backlight_supply, 1, 0); platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices)); omap_serial_init(); omap_sdrc_init(NULL, NULL);