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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4CC19C433EF for ; Mon, 13 Jun 2022 13:34:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377619AbiFMNdj (ORCPT ); Mon, 13 Jun 2022 09:33:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51950 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1378447AbiFMNbg (ORCPT ); Mon, 13 Jun 2022 09:31:36 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D9001703DF; Mon, 13 Jun 2022 04:26:07 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 571AEB80E93; Mon, 13 Jun 2022 11:26:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C4249C34114; Mon, 13 Jun 2022 11:26:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1655119565; bh=rp7BVa+YdVp1no5nrT8jUWCSbXCylb1klRp57aAm3fM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oW8ki3qOu21usA3h1vlOrjPHCY67HR1GQ8kmcQxCuaR4diQJE4eMT8JU5Wr3JPjeo 641i4GXSJkd+Ss3nRSLgZHdHuad+miXyvCCa1+ID7CCh0O57gdUtkwOPUvYlWtO3GX 5Ij2OVcLKylyhaWUdwJZw3vbytGx+Kag33L9LSQQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Howard Chiu , Joel Stanley , Sasha Levin Subject: [PATCH 5.18 059/339] ARM: dts: aspeed: ast2600-evb: Enable RX delay for MAC0/MAC1 Date: Mon, 13 Jun 2022 12:08:04 +0200 Message-Id: <20220613094928.311639057@linuxfoundation.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220613094926.497929857@linuxfoundation.org> References: <20220613094926.497929857@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: stable@vger.kernel.org From: Howard Chiu [ Upstream commit 4d338ee40ba89e508c5d3e1b4af956af7cb5e12e ] Since mac0/1 and mac2/3 are physically located on different die, they have different properties by nature, which is mac0/1 has smaller delay step. The property 'phy-mode' on ast2600 mac0 and mac1 is recommended to set to 'rgmii-rxid' which enables the RX interface delay from the PHY chip. Refer page 45 of SDK User Guide v08.00 https://github.com/AspeedTech-BMC/openbmc/releases/download/v08.00/SDK_User_Guide_v08.00.pdf Fixes: 2ca5646b5c2f ("ARM: dts: aspeed: Add AST2600 and EVB") Signed-off-by: Howard Chiu Link: https://lore.kernel.org/r/SG2PR06MB23152A548AAE81140B57DD69E6E09@SG2PR06MB2315.apcprd06.prod.outlook.com Signed-off-by: Joel Stanley Signed-off-by: Sasha Levin --- arch/arm/boot/dts/aspeed-ast2600-evb.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/aspeed-ast2600-evb.dts b/arch/arm/boot/dts/aspeed-ast2600-evb.dts index b7eb552640cb..788448cdd6b3 100644 --- a/arch/arm/boot/dts/aspeed-ast2600-evb.dts +++ b/arch/arm/boot/dts/aspeed-ast2600-evb.dts @@ -103,7 +103,7 @@ &mac0 { status = "okay"; - phy-mode = "rgmii"; + phy-mode = "rgmii-rxid"; phy-handle = <ðphy0>; pinctrl-names = "default"; @@ -114,7 +114,7 @@ &mac1 { status = "okay"; - phy-mode = "rgmii"; + phy-mode = "rgmii-rxid"; phy-handle = <ðphy1>; pinctrl-names = "default"; -- 2.35.1