From patchwork Mon Mar 17 02:59:20 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacky Chou X-Patchwork-Id: 14018605 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BACC6C28B2F for ; Mon, 17 Mar 2025 03:04:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=hbW5gVH0/GMypEjK6NX6CcK7rWry03g6woQ7It58TtI=; b=KjefBXi35V0V0p4K62/U/SHhyJ 9hPbKIg7blNPAhpwvQtQLgns3FbbkqGLU57ib9evM+ksZg9Y6lciNOAXIKCyY+f/utB3toA7yyJeR wxzWjUzbqFuPeMd+7zw5TmCswVYBQK+qi5VKdefaTetTMK14PlW0Aj0f87c6UvpXI31vXteOCq0Be YlZkX5tmsZ85R+7RrZKFTe0EAwGZL/r1R3CohlT13dkvpeUJFVOjP71wwhycRML5yb7bAmRwpWKyN nw+wAY7C/8uhQXC7jA0f/jJ8/KA/kUYziOdB63fJu/qj+Y18lw/L83Ksv6ReKJ2HGDQL3lL03k78Y CieFgqUw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tu0mV-0000000118T-0JRx; Mon, 17 Mar 2025 03:04:47 +0000 Received: from mail.aspeedtech.com ([211.20.114.72] helo=TWMBX01.aspeed.com) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tu0ha-00000000zyY-1DvU for linux-arm-kernel@lists.infradead.org; Mon, 17 Mar 2025 02:59:43 +0000 Received: from TWMBX01.aspeed.com (192.168.0.62) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.12; Mon, 17 Mar 2025 10:59:22 +0800 Received: from mail.aspeedtech.com (192.168.10.13) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server id 15.2.1258.12 via Frontend Transport; Mon, 17 Mar 2025 10:59:22 +0800 From: Jacky Chou To: , , , , , , , , , , , , , , , CC: Subject: [net-next 2/4] ARM: dts: ast2600-evb: add default RGMII delay Date: Mon, 17 Mar 2025 10:59:20 +0800 Message-ID: <20250317025922.1526937-3-jacky_chou@aspeedtech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250317025922.1526937-1-jacky_chou@aspeedtech.com> References: <20250317025922.1526937-1-jacky_chou@aspeedtech.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250316_195942_329884_A4571E4D X-CRM114-Status: UNSURE ( 7.64 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use tx-internal-delay-ps and rx-internal-delay-ps to configure the RGMII delay on MAC. And add default value for AST2600 MAC in dts. Refer to faraday,ftgmac100yaml to know how to configure the RGMII delay. Signed-off-by: Jacky Chou --- arch/arm/boot/dts/aspeed/aspeed-ast2600-evb.dts | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/aspeed/aspeed-ast2600-evb.dts b/arch/arm/boot/dts/aspeed/aspeed-ast2600-evb.dts index de83c0eb1d6e..1db1f2a02d91 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-ast2600-evb.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-ast2600-evb.dts @@ -126,6 +126,9 @@ &mac0 { phy-mode = "rgmii-rxid"; phy-handle = <ðphy0>; + tx-internal-delay-ps = <16>; + rx-internal-delay-ps = <10>; + pinctrl-names = "default"; pinctrl-0 = <&pinctrl_rgmii1_default>; }; @@ -137,6 +140,9 @@ &mac1 { phy-mode = "rgmii-rxid"; phy-handle = <ðphy1>; + tx-internal-delay-ps = <16>; + rx-internal-delay-ps = <10>; + pinctrl-names = "default"; pinctrl-0 = <&pinctrl_rgmii2_default>; }; @@ -147,6 +153,9 @@ &mac2 { phy-mode = "rgmii"; phy-handle = <ðphy2>; + tx-internal-delay-ps = <8>; + rx-internal-delay-ps = <4>; + pinctrl-names = "default"; pinctrl-0 = <&pinctrl_rgmii3_default>; }; @@ -157,6 +166,9 @@ &mac3 { phy-mode = "rgmii"; phy-handle = <ðphy3>; + tx-internal-delay-ps = <8>; + rx-internal-delay-ps = <4>; + pinctrl-names = "default"; pinctrl-0 = <&pinctrl_rgmii4_default>; };