Received: by 2002:a05:6a10:a841:0:0:0:0 with SMTP id d1csp4221661pxy; Mon, 26 Apr 2021 22:54:21 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyOTpEWJ4mBQH9eFqCZQUEPZS33jh6P86r7HQs7JizSBhMsgKbaQjdVirU0Gx0fAoJ5WE1F X-Received: by 2002:a17:902:e54c:b029:ed:3931:1b61 with SMTP id n12-20020a170902e54cb02900ed39311b61mr7382511plf.24.1619502860947; Mon, 26 Apr 2021 22:54:20 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1619502860; cv=none; d=google.com; s=arc-20160816; b=FAU5fzIXBgnSzTDcfVDb6r4q5ENz84Exu90LoyCfYjaHROuqQq84IhrzuuC0c7P81v OuarWdStRHJPpZJPSvhnJSdQ9JYAEZFF2xhCDigISBXfsasAMjKpbTdUYBMhLeEQUpIr 97UUYfVRPDfH/zho5UsXELlXERRDP1xkak9esGngCMc9er3E4vU7hi773zO9MBO/kvOm MyHt0kXgXVZzBXWHYVQS5A8xV4mYo5C00+SQgIox22ybtCFABiuhFvK5cj7z38Nx6Kjp +SrDpUbIew/slHuwXddAjiSnLCCJeobxSPaVUx59Rr/uRT9U98XetH02awp2Lv98KPGh d9Kw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=ahbz/au3UbZNosIsF6EFm5aomtTD02orvpaKrCQHc40=; b=DaFymn0RZM+QXB11at1f+Bi+3HA30zA/6e2qqbtdBtN4Srg5o6uTyp0C63q9ikiQU1 e8faHMnFXJGd3jhelMBHU1sGbaTTi4bFUSyVDZB468dM0YU3CHyYBCtCNdmg5sTCBqqi /MUNQXW0tXDQiv5YS2p+lRyNjSXnodPivsIGi5YbBb7rzq5c6yEEmujKhxbs9XvF3WIX lGwG1sgKN46q7xEQtnFAHyoDTzY1LvzYI0JmEqYauzNoiBVVkwMd9d04zON5IdXXIVnp Ecc0J5yGfCdbDsPSC9Au72j6UIlGlRMgR4cJVF0BK4ALXFZDr5QiGHKF0cL9GyXZVolK sF+g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@chromium.org header.s=google header.b=LWUJHbOK; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=chromium.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id 88si2245803pjq.64.2021.04.26.22.54.06; Mon, 26 Apr 2021 22:54:20 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@chromium.org header.s=google header.b=LWUJHbOK; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=chromium.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229578AbhD0FyN (ORCPT + 99 others); Tue, 27 Apr 2021 01:54:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53328 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230052AbhD0FyJ (ORCPT ); Tue, 27 Apr 2021 01:54:09 -0400 Received: from mail-pf1-x429.google.com (mail-pf1-x429.google.com [IPv6:2607:f8b0:4864:20::429]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EDBE1C061574 for ; Mon, 26 Apr 2021 22:53:26 -0700 (PDT) Received: by mail-pf1-x429.google.com with SMTP id y62so7980622pfg.4 for ; Mon, 26 Apr 2021 22:53:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ahbz/au3UbZNosIsF6EFm5aomtTD02orvpaKrCQHc40=; b=LWUJHbOKgdtJ6oX6D83nOjdlgK4s7GNJtDAuLp8ylGAzyCM6UBb/jzFgeJ7DGAbpJP DNd4vPaxPeiZXGX2WcIkffpVjQzwZ0a+WdyQspUanrHBH9B3DQvKHXAFXog1GY+Jg+I4 4uTRNikVtyX498tn5gK2eSioOe9mcDzsmfo+U= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ahbz/au3UbZNosIsF6EFm5aomtTD02orvpaKrCQHc40=; b=c/p2Stmv53ilMnO5dOYaU5V8PKMUcR7l437SfBAqvbXBzohXsF9F2Y+z1WYr4Vu87H brYEDzN5pEvzkZ0tMeKSg97Yk1sjRi9i3ZKxLiLDsnqBWsDb2SH3uxk606WfDviy+3wn CeWjS2tGTB8oKkX1//e6AoSgnJHuJgGngEj3FsLwtkGjomp8LoJsc4aGWaN75KU4xmVO Lqg0b+kSbyfuNI4WxG1yiAv0r1N1EHrgeuesDOPTHFkq5zwVyrMeXJ6E7iK3jIjNSvGo za1/itqbB+Dum9Wos6aLBNQeBhldQIy2zYI3zUjGgovDOA/NOfKFpltIcnfYCxSSepo/ UW+Q== X-Gm-Message-State: AOAM5312iA8oj7hAIfcsU2hls+/rDlc94UpmcG0PlTlWoLSmZ4wDijGa DV0OyaGFVwGrDgTUyMpSAhUlAQ== X-Received: by 2002:aa7:864b:0:b029:272:947e:85d7 with SMTP id a11-20020aa7864b0000b0290272947e85d7mr13782076pfo.45.1619502806391; Mon, 26 Apr 2021 22:53:26 -0700 (PDT) Received: from hsinyi-z840.tpe.corp.google.com ([2401:fa00:1:10:3984:c4f5:8612:6b3e]) by smtp.gmail.com with ESMTPSA id b25sm1367457pfd.7.2021.04.26.22.53.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Apr 2021 22:53:25 -0700 (PDT) From: Hsin-Yi Wang To: Robert Foss Cc: Andrzej Hajda , Neil Armstrong , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , David Airlie , Daniel Vetter , Hsin-Yi Wang , Xin Ji , Sam Ravnborg , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH] drm/bridge: anx7625: Fix power on delay Date: Tue, 27 Apr 2021 13:53:20 +0800 Message-Id: <20210427055320.32404-1-hsinyi@chromium.org> X-Mailer: git-send-email 2.31.1.498.g6c1eba8ee3d-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- 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..0a8db745cfd5 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(10000, 11000); /* Power on pin enable */ gpiod_set_value(ctx->pdata.gpio_p_on, 1); -- 2.31.1.498.g6c1eba8ee3d-goog