From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f41.google.com (mail-wr1-f41.google.com [209.85.221.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6043016190C; Mon, 27 May 2024 16:04:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.41 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716825860; cv=none; b=J7lIwkOQst8EUBup6PTk9Q9CcQ0UPzeA6LK7XTFYfqqIyMd+IuRqu/HfWKc+EMZeY0sE47HaWQyVU82AKj9pV5Lvg+iKYVwgwEttDkUmpYgZc3PWm20Gzhobb+uS2PHR7YBNF8VGHc74SDZsc+EqU8sAeg7YoRHu62u8yxPNiDI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716825860; c=relaxed/simple; bh=p/Ie9SW5LLry5odHyn1Z+OtVpPLJguI7HShBHpE0eKA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fjqLZXlTfp79uoYSuHLvKLAW13AhZISPK01v3Eg6BuWNoMn3+1WfVoYl+9cwoEyI9JX7QHkdL/4pqqwfxh8+Ufhp6g6EytBG8emFg5fkW/vmAollfPCjPfXR6RwtVSIctx8GvCuTfpsmRxED97BaGTlOENi5oltwnS+OJhl7+rM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=QcnfB5f+; arc=none smtp.client-ip=209.85.221.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="QcnfB5f+" Received: by mail-wr1-f41.google.com with SMTP id ffacd0b85a97d-3564a0bea19so3187488f8f.2; Mon, 27 May 2024 09:04:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1716825857; x=1717430657; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=GX7MWRomctyKxwYidxaCMCj15SrJj2c1nUuhZiJGE4Y=; b=QcnfB5f+tCNgPKf2/F4j/uLyyJ22QvqaEeHCAMIPL5rr8wBo6h+APJO9OmR+gP5+TY 7n5ESf3O+vb4nd3/gfIQWG0HqyQWgpMbFGVeJihZBZenmCbAfgdm26/TtDlHdGJ2d/XW ojap53Kc4qDx7BcoqUHZLRr7P/AmG38MbJl5/Ni35d+2+jEyBbh4Xq1ZUWRd7nke3/3u wua+XLrvkiroMCi34RTPrfnjYPIXoFKgGi3AukcTVSVYAnLsxhkcpQOoc6F7uRb768+P 89+RWXxUnFwv7tWBN6yQxg6amS4DJRf5YuwnaLZJ3EmTVLHGJnqlk13Q4ztFJbqQ0Izz vEfg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716825857; x=1717430657; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=GX7MWRomctyKxwYidxaCMCj15SrJj2c1nUuhZiJGE4Y=; b=XxWtYuveshcmAunAeRZCJmnuqOQdOAo91x0xDpQzQhhgFner4fa18IXhzzB50wGbXk 65K5xzOQJSOlCLTrTNjYNA/9vDRcDFovNz9WxlBIa0MgsJR6WOPud2bU9L1CNN8s5uvs Tmb8s/ZZ0KeDSZSAitmMPI2+fmEyjcO+Hp6h51gZyy5F4QqkU1ByufyuGmFyIELRWCSK MbKCswBYIBoBT8108KeazpaDcPUfzV/4N0BJsimI9Ebt4HGTTdytKx9JkZivNShaDnqP sywM8rigqHZL6Yg9S6Ku61ENhZig1JQqUAhxP5wNpubL8Mx+DXo8J5vBd8OIwK6JHkLO d3mA== X-Forwarded-Encrypted: i=1; AJvYcCVCGk+Uie5K6q0wyf9Izewn9Co0N/11IIUTxHWHOMh5mPnV1t5asK3SWN1+7xpSc9mJfhT6YaTRcSZNvc+X0b208AEdesn5Ws4oqba+8700nRtvqzgcn2scOeVs26KUlRoxI6c2/BTbeg== X-Gm-Message-State: AOJu0YwhIt3zcMZPoohD3hhU+uSrKzHshOSTU/F9FpEil5HEccTcYrRS 60N0FPbRSVcgAG/iQfS+l4TF6OUkrYkvRGa4bQIg2l7IT+9PpxLo X-Google-Smtp-Source: AGHT+IGIGygC2UpwgSkACZB8IxM9lQz/dCKFi424OCk/HsYCzOxG44VH9Zf55MjJBWI44kLuK6cLzA== X-Received: by 2002:adf:e444:0:b0:356:4cfa:b4a2 with SMTP id ffacd0b85a97d-3564cfaebb7mr8173765f8f.3.1716825856453; Mon, 27 May 2024 09:04:16 -0700 (PDT) Received: from toolbox.int.toradex.com (31-10-206-125.static.upc.ch. [31.10.206.125]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-35579f96519sm9349394f8f.26.2024.05.27.09.04.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 May 2024 09:04:16 -0700 (PDT) From: max.oss.09@gmail.com To: Max Krummenacher Cc: Conor Dooley , Fabio Estevam , Krzysztof Kozlowski , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , Shawn Guo , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 2/2] arm64: dts: freescale: imx8mp-verdin: don't limit i2c2 max. clock Date: Mon, 27 May 2024 18:03:46 +0200 Message-ID: <20240527160359.1965512-3-max.oss.09@gmail.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20240527160359.1965512-1-max.oss.09@gmail.com> References: <20240527160359.1965512-1-max.oss.09@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Max Krummenacher Verdin I2C2 may be used to access other I2C devices apart from serving as an HDMI DDC channel. Thus do not limit the used I2C clock frequency to 10kHz in the module specific device tree part. If an overlay configures i2c2 as DDC the overlay is also responsible to cope with an appropriate I2C clock. Signed-off-by: Max Krummenacher --- arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi index aef4bef4bccd..3c6b47edd4c1 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi @@ -650,8 +650,7 @@ eeprom@50 { /* Verdin I2C_2_DSI */ &i2c2 { - /* Lower frequency to avoid DDC/EDID issues with certain displays/screens. */ - clock-frequency = <10000>; + clock-frequency = <400000>; pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c2>; pinctrl-1 = <&pinctrl_i2c2_gpio>; -- 2.42.0