From patchwork Thu Apr 24 12:28:28 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Griffin X-Patchwork-Id: 4050591 Return-Path: X-Original-To: patchwork-linux-fbdev@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 965CA9F1F4 for ; Thu, 24 Apr 2014 12:40:59 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B478220303 for ; Thu, 24 Apr 2014 12:40:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D3D5F202F8 for ; Thu, 24 Apr 2014 12:40:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753684AbaDXMk0 (ORCPT ); Thu, 24 Apr 2014 08:40:26 -0400 Received: from mail-wg0-f52.google.com ([74.125.82.52]:48633 "EHLO mail-wg0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757265AbaDXMhL (ORCPT ); Thu, 24 Apr 2014 08:37:11 -0400 Received: by mail-wg0-f52.google.com with SMTP id b13so990150wgh.35 for ; Thu, 24 Apr 2014 05:37:10 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=liMLtHB3rDHFfz4nqZ0SCVNl2SFUHHWECxnm7jG+gno=; b=cjToXTy7EYd6qwvqlLII/Owjw3QGfcvGuM12XOvK3pNwVtupuFqlQbPxC+5ulYeysF nZD2WLCHD6dw2wH3WN3TkCzj/s+A+mZkCbOxlZRpbxjzlAjcRZqP5LrggLLFtrFZPwew WQ9Dgu9hKsy/OsK2VGmpBXQ/BFFQEhX+440AtOzXhBl3dCddjHdFdGfFyOyzlPaGR0E2 4uFfB1ZT0zXMBQ1k/SS04sFN0f2ClXO4st5DH8DUepjpfjWCZblmRdl10KaNv0YwmHGs D7MzbBjuRbbgyi5OS1wktE+Xs/Wat8RLCwV8kDtfRQhfwKPo0fvGwe/tuKxBJ4M2uJNf QiYA== X-Gm-Message-State: ALoCoQn1SxrUZ6hLgSHe8jyL429KZwrjy4Vq1lbJPzjhQZ6mngr5TWo5+4iG0fDBR9gtz2EuTru7 X-Received: by 10.180.11.239 with SMTP id t15mr2655611wib.25.1398343030587; Thu, 24 Apr 2014 05:37:10 -0700 (PDT) Received: from localhost.localdomain (cpc14-aztw22-2-0-cust189.18-1.cable.virginm.net. [82.45.1.190]) by mx.google.com with ESMTPSA id y20sm35144777wiv.14.2014.04.24.05.37.09 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 24 Apr 2014 05:37:10 -0700 (PDT) From: Peter Griffin To: linux-kernel@vger.kernel.org Cc: linaro-kernel@lists.linaro.org, Arnd Bergmann , Peter Griffin , Jingoo Han , Milo Kim , Bryan Wu , Lee Jones , Jean-Christophe Plagniol-Villard , Tomi Valkeinen , linux-fbdev@vger.kernel.org Subject: [PATCH 12/13] video/backlight: LP855X needs PWM Date: Thu, 24 Apr 2014 13:28:28 +0100 Message-Id: <1398342509-10243-13-git-send-email-peter.griffin@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1398342509-10243-1-git-send-email-peter.griffin@linaro.org> References: <1398342509-10243-1-git-send-email-peter.griffin@linaro.org> Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Arnd Bergmann The LP855X driver cannot be successfully built if we don't enable the PWM subsystem. This patch makes that dependency explicit in Kconfig and prevents broken randconfig builds. Signed-off-by: Arnd Bergmann Signed-off-by: Peter Griffin Cc: Jingoo Han Cc: Milo Kim Cc: Bryan Wu Cc: Lee Jones Cc: Jean-Christophe Plagniol-Villard Cc: Tomi Valkeinen Cc: linux-fbdev@vger.kernel.org Acked-by: Bryan Wu Acked-by: Milo Kim Acked-by: Jingoo Han --- drivers/video/backlight/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index 5675511..5d44905 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -386,7 +386,7 @@ config BACKLIGHT_LM3639 config BACKLIGHT_LP855X tristate "Backlight driver for TI LP855X" - depends on BACKLIGHT_CLASS_DEVICE && I2C + depends on BACKLIGHT_CLASS_DEVICE && I2C && PWM help This supports TI LP8550, LP8551, LP8552, LP8553, LP8555, LP8556 and LP8557 backlight driver.