From patchwork Mon Feb 15 13:00:58 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Archit Taneja X-Patchwork-Id: 8314581 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 237A89F6E4 for ; Mon, 15 Feb 2016 13:01:37 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B368C20435 for ; Mon, 15 Feb 2016 13:01:31 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id D80FA2041D for ; Mon, 15 Feb 2016 13:01:30 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4A6466E151; Mon, 15 Feb 2016 13:01:30 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from smtp.codeaurora.org (smtp.codeaurora.org [198.145.29.96]) by gabe.freedesktop.org (Postfix) with ESMTPS id ED6F96E151 for ; Mon, 15 Feb 2016 13:01:28 +0000 (UTC) Received: from smtp.codeaurora.org (localhost [127.0.0.1]) by smtp.codeaurora.org (Postfix) with ESMTP id DCD9B6029C; Mon, 15 Feb 2016 13:01:28 +0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1000) id B04BB6121C; Mon, 15 Feb 2016 13:01:28 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from localhost (unknown [202.46.23.61]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: architt@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id A1FF9604F6; Mon, 15 Feb 2016 13:01:27 +0000 (UTC) From: Archit Taneja To: robdclark@gmail.com Subject: [PATCH 5/6] drm/msm/dsi: Update the "vdd" voltage range Date: Mon, 15 Feb 2016 18:30:58 +0530 Message-Id: <1455541259-8967-6-git-send-email-architt@codeaurora.org> X-Mailer: git-send-email 1.8.2.1 In-Reply-To: <1455541259-8967-1-git-send-email-architt@codeaurora.org> References: <1455541259-8967-1-git-send-email-architt@codeaurora.org> X-Virus-Scanned: ClamAV using ClamSMTP Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP The min and max voltage levels for the VDD input to DSI were initially set to 2.85V (as suggested by the spec). We have a platform (db410c) where the same regulator supply is also needed by another consumer at a higher voltage. Bump up the max voltage level to 3.3V. No regressions are seen with this. Signed-off-by: Archit Taneja --- drivers/gpu/drm/msm/dsi/dsi_cfg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.c b/drivers/gpu/drm/msm/dsi/dsi_cfg.c index 2a827d8..53e58203 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_cfg.c +++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.c @@ -60,7 +60,7 @@ static const struct msm_dsi_config msm8916_dsi_cfg = { .num = 4, .regs = { {"gdsc", -1, -1, -1, -1}, - {"vdd", 2850000, 2850000, 100000, 100}, + {"vdd", 2850000, 3300000, 100000, 100}, {"vdda", 1200000, 1200000, 100000, 100}, {"vddio", 1800000, 1800000, 100000, 100}, },