From patchwork Tue Nov 24 09:32:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sakari Ailus X-Patchwork-Id: 11927661 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 792FCC63798 for ; Tue, 24 Nov 2020 09:38:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 493152076B for ; Tue, 24 Nov 2020 09:38:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731517AbgKXJil (ORCPT ); Tue, 24 Nov 2020 04:38:41 -0500 Received: from retiisi.eu ([95.216.213.190]:45010 "EHLO hillosipuli.retiisi.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731508AbgKXJih (ORCPT ); Tue, 24 Nov 2020 04:38:37 -0500 Received: from lanttu.localdomain (lanttu-e.localdomain [192.168.1.64]) by hillosipuli.retiisi.eu (Postfix) with ESMTP id 51C3F634CCA; Tue, 24 Nov 2020 11:37:53 +0200 (EET) From: Sakari Ailus To: linux-media@vger.kernel.org Cc: hverkuil@xs4all.nl, mchehab@kernel.org Subject: [PATCH 27/30] ccs: Remove unnecessary delays from power-up sequence Date: Tue, 24 Nov 2020 11:32:23 +0200 Message-Id: <20201124093226.23737-28-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201124093226.23737-1-sakari.ailus@linux.intel.com> References: <20201124093226.23737-1-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 5014aa0d7969..89dc09587211 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);