From patchwork Wed Oct 7 08:45:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sakari Ailus X-Patchwork-Id: 268316 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 04172C47426 for ; Wed, 7 Oct 2020 08:47:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B0B122137B for ; Wed, 7 Oct 2020 08:47:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728115AbgJGIq7 (ORCPT ); Wed, 7 Oct 2020 04:46:59 -0400 Received: from retiisi.org.uk ([95.216.213.190]:57052 "EHLO hillosipuli.retiisi.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727960AbgJGIqI (ORCPT ); Wed, 7 Oct 2020 04:46:08 -0400 Received: from lanttu.localdomain (lanttu-e.localdomain [192.168.1.64]) by hillosipuli.retiisi.eu (Postfix) with ESMTP id 99656634C90 for ; Wed, 7 Oct 2020 11:45:19 +0300 (EEST) From: Sakari Ailus To: linux-media@vger.kernel.org Subject: [PATCH v2 052/106] ccs: Remove unnecessary delays from power-up sequence Date: Wed, 7 Oct 2020 11:45:05 +0300 Message-Id: <20201007084557.25843-45-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201007084557.25843-1-sakari.ailus@linux.intel.com> References: <20201007084505.25761-1-sakari.ailus@linux.intel.com> <20201007084557.25843-1-sakari.ailus@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org SMIA nor CCS need these delays; remove them. Signed-off-by: Sakari Ailus --- drivers/media/i2c/ccs/ccs-core.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c index 94661275d599..8bf42fc222c1 100644 --- a/drivers/media/i2c/ccs/ccs-core.c +++ b/drivers/media/i2c/ccs/ccs-core.c @@ -1309,14 +1309,12 @@ static int ccs_power_on(struct device *dev) dev_err(dev, "failed to enable vana regulator\n"); return rval; } - usleep_range(1000, 1000); rval = clk_prepare_enable(sensor->ext_clk); if (rval < 0) { dev_dbg(dev, "failed to enable xclk\n"); goto out_xclk_fail; } - usleep_range(1000, 1000); gpiod_set_value(sensor->reset, 0); gpiod_set_value(sensor->xshutdown, 1);