From mboxrd@z Thu Jan 1 00:00:00 1970 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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 D7639C11F95 for ; Mon, 12 Jul 2021 08:39:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B2843610CC for ; Mon, 12 Jul 2021 08:39:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1378882AbhGLIl3 (ORCPT ); Mon, 12 Jul 2021 04:41:29 -0400 Received: from mail.kernel.org ([198.145.29.99]:35416 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350273AbhGLHus (ORCPT ); Mon, 12 Jul 2021 03:50:48 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 2250A619B0; Mon, 12 Jul 2021 07:44:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626075852; bh=8Pyhlzta0R1oh33oTbZE03B1+QL5sIRA3vAjLadz5OM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XgDg4x25ULsmKQfQ76DAqDt3ZGQHIA/OEAAgCD8TGB9AgrpBwYclZQzrh8uliwFxl JhrYPwboN0gofUnyYMTwi36hPkUETqXMCfV4ISCTZQojMmUSYpFIbkduxN7l+PoLJW cTp6bRWbtlK01YARb+yRiSzwQiDmVdAN352yU2n8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hsin-Yi Wang , Neil Armstrong , Robert Foss , Sasha Levin Subject: [PATCH 5.13 393/800] drm/bridge: anx7625: Fix power on delay Date: Mon, 12 Jul 2021 08:06:56 +0200 Message-Id: <20210712061008.998929106@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210712060912.995381202@linuxfoundation.org> References: <20210712060912.995381202@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hsin-Yi Wang [ Upstream commit 1fcf24fb07e254ca69001ab14adc8cf567127c44 ] >>From anx7625 spec, the delay between powering on power supplies and gpio should be larger than 10ms. Fixes: 6c744983004e ("drm/bridge: anx7625: disable regulators when power off") Signed-off-by: Hsin-Yi Wang Reviewed-by: Neil Armstrong Signed-off-by: Robert Foss Link: https://patchwork.freedesktop.org/patch/msgid/20210428115116.931328-1-hsinyi@chromium.org Signed-off-by: Sasha Levin --- drivers/gpu/drm/bridge/analogix/anx7625.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 23283ba0c4f9..b4e349ca38fe 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -893,7 +893,7 @@ static void anx7625_power_on(struct anx7625_data *ctx) usleep_range(2000, 2100); } - usleep_range(4000, 4100); + usleep_range(11000, 12000); /* Power on pin enable */ gpiod_set_value(ctx->pdata.gpio_p_on, 1); -- 2.30.2