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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 89669C433F5 for ; Thu, 30 Sep 2021 15:57:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6FF2061440 for ; Thu, 30 Sep 2021 15:57:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347632AbhI3P7J (ORCPT ); Thu, 30 Sep 2021 11:59:09 -0400 Received: from mail.fris.de ([116.203.77.234]:36324 "EHLO mail.fris.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347587AbhI3P7C (ORCPT ); Thu, 30 Sep 2021 11:59:02 -0400 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id C6017BFBD8; Thu, 30 Sep 2021 17:57:15 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fris.de; s=dkim; t=1633017437; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=jyAuLIRMAog5EPrq8Q6DzdCiAqb5jHM/M1xGrD1qs3s=; b=ZCipyBabp37loEmSOEbi58LA/tvlEqQsopYHv9zq5CjGIe4QhOB+XU56FA4FuTV9mElF+P DLSXohDDphGBu79I8Q43y7AxXF6wFaQQQjcfKHuq+uCgMaJnxXXfAnbjQXP4Z0OPxnXGCS Cqs3J7zYUjINrW43y6rSBMKfam4/MJ7/H12SOgorIz1bnOKjTSnazf3LHxUFnizjpu8uZZ qvhWLRHcOgvlDyiUAa8csYE6HvJbphr1871fZs/Yf4NpregKOSJDK1NLID9j7XbN++yEjr aIAes+1fnryTLiZq/qUIRBmVh6l1xypzksUwbufcsh8gXFGMno8HQdpeZ/7eGw== From: Frieder Schrempf To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring , Sascha Hauer , Shawn Guo Cc: Frieder Schrempf , Heiko Thiery , Fabio Estevam , Krzysztof Kozlowski , NXP Linux Team , Pengutronix Kernel Team Subject: [PATCH 7/8] arm64: dts: imx8mm-kontron: Fix reset delays for ethernet PHY Date: Thu, 30 Sep 2021 17:56:30 +0200 Message-Id: <20210930155633.2745201-8-frieder@fris.de> In-Reply-To: <20210930155633.2745201-1-frieder@fris.de> References: <20210930155633.2745201-1-frieder@fris.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Last-TLS-Session-Version: TLSv1.3 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Frieder Schrempf According to the datasheet the VSC8531 PHY expects a reset pulse of 100 ns and a delay of 15 ms after the reset has been deasserted. Set the matching values in the devicetree. Reported-by: Heiko Thiery Signed-off-by: Frieder Schrempf --- arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-s.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-s.dts b/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-s.dts index 0e4509287a92..106e13945ae5 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-s.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-s.dts @@ -124,8 +124,8 @@ mdio { ethphy: ethernet-phy@0 { reg = <0>; - reset-assert-us = <100>; - reset-deassert-us = <100>; + reset-assert-us = <1>; + reset-deassert-us = <15000>; reset-gpios = <&gpio4 27 GPIO_ACTIVE_LOW>; }; }; -- 2.33.0