From patchwork Mon Mar 21 09:56:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dylan Hung X-Patchwork-Id: 12788100 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 54F4EC433FE for ; Tue, 22 Mar 2022 06:11:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id: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=K4fRAhJ9FLfsYAwAaHySJDDKvO6FZpulzd+9CgfP3Is=; b=MMbJU13fnjLxkt S+A1O5U5TqkLqXMcRHqieQHwfSU17X1R31h/7mWchc4LAGDk90txnZJqRL/Dxvn3Tm1N8YgUZtuUR QOx79hRXWt3YQ76/piL9OxUW4ojdJzz9ISfAQJzJz95APEt/tU0S/eu0ZJ2lBRekPej7y4jEAcE7W Q9zsNKqFzuJyWE6fDRB4x0JG02/NHCeqwzW8yllDZ2dG7R1CUlj88JEOlbuKESb2QH+Vmd2uJVCw5 7w0ugEQ98aaR1wriEOA1MSNkxf345u+fJwf+tfVG22dQ2+d5PCPJGHHxzIXxVbH00YnSsbNx7IgwV NK8UUrqv3SWqFgv5gIGg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nWXij-00A5wW-LS; Tue, 22 Mar 2022 06:10:17 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nWXiZ-00A5t2-At for linux-arm-kernel@bombadil.infradead.org; Tue, 22 Mar 2022 06:10:07 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Type:Content-Transfer-Encoding :MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From: Sender:Reply-To:Content-ID:Content-Description; bh=bWlG+m3AWnUXMG8ENt7T2kY2yf7i/80EB2yG8WT8Bfc=; b=YjNGmMZSmHS/xQWHeW/HkLTD2l MXGZjT34FzoYN9ezHXgbWfhp08kytNhSoTfKjwe7KIwo1fDICUfeCrqksJHQFu3SWI6zMf/98Pkdn zMwBKhUYeU+axsxmUhPG3cpZHX8+Oxh2wONbiGB/VvvNd93rwoq9vi7j9YerEoRk2/a9GfT/h9B/A xqBwI+x7Kco36Ad021nIaswLUIxOxT0dmlJMspxrDFydU9QFbwiFHhUugL3o7KxVQDhetyOu0lSNm rsSBWL84MSVs7ejmL6J56wKdVut+KMixO5jvWEc7xaU/CXnVPL2W3TQ3DsbBx21I1rrPzEsyBOvUf Z/GwdYXg==; Received: from twspam01.aspeedtech.com ([211.20.114.71]) by desiato.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nWEmy-0035PB-Qs for linux-arm-kernel@lists.infradead.org; Mon, 21 Mar 2022 09:57:27 +0000 Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 22L9jwMZ079098; Mon, 21 Mar 2022 17:45:58 +0800 (GMT-8) (envelope-from dylan_hung@aspeedtech.com) Received: from DylanHung-PC.aspeed.com (192.168.2.216) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 21 Mar 2022 17:56:23 +0800 From: Dylan Hung To: , , , , , , , , , , , , , , CC: , Subject: [PATCH v2 1/3] dt-bindings: net: add reset property for aspeed, ast2600-mdio binding Date: Mon, 21 Mar 2022 17:56:46 +0800 Message-ID: <20220321095648.4760-2-dylan_hung@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220321095648.4760-1-dylan_hung@aspeedtech.com> References: <20220321095648.4760-1-dylan_hung@aspeedtech.com> MIME-Version: 1.0 X-Originating-IP: [192.168.2.216] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 22L9jwMZ079098 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220321_095725_646645_C6702436 X-CRM114-Status: UNSURE ( 8.25 ) 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 The AST2600 MDIO bus controller has a reset control bit and must be deasserted before the manipulating the MDIO controller. Signed-off-by: Dylan Hung Cc: stable@vger.kernel.org --- .../devicetree/bindings/net/aspeed,ast2600-mdio.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml b/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml index 1c88820cbcdf..8ba108e25d94 100644 --- a/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml +++ b/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml @@ -23,12 +23,15 @@ properties: reg: maxItems: 1 description: The register range of the MDIO controller instance + resets: + maxItems: 1 required: - compatible - reg - "#address-cells" - "#size-cells" + - resets unevaluatedProperties: false @@ -39,6 +42,7 @@ examples: reg = <0x1e650000 0x8>; #address-cells = <1>; #size-cells = <0>; + resets = <&syscon 35>; ethphy0: ethernet-phy@0 { compatible = "ethernet-phy-ieee802.3-c22";