From patchwork Thu Dec 24 11:16:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 11989451 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 96AC8C433E0 for ; Thu, 24 Dec 2020 11:18:39 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 57F9D207A5 for ; Thu, 24 Dec 2020 11:18:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 57F9D207A5 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=ti.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=1LmwdOKek3S2q0KcIu0zCQFLNK1xn53o5+lQkHZifkU=; b=qpzL9sL/gRKP3hjxUJXacEeUd E4QWiHdlkfXz3IaCMbZH+KTW58l43cXzZPyE1ljoQN+ThZJQ4qgNRRFmHS4mGGtLw9w6dkzr8SKSA AbFQSJ4/pda1k25IvSoqJSD9EsfxfLgtTSaTT1METWM7glzqsKFLWUH1tz8SidTtwS8c0rTsG8WSq gC16WurABFl20zvBwx0J7M5Sfhl4ST8XbyqeBu0QWSRBTvCwTheEPYnTpJjnKaoVofvdY088ic7FP xNsH4wFSN8SE1byosle2+QZbvFNKz4fDOsI8hDXCS6uNtu1QO1Cbbo8/ul0cg8VFEiakN11aevs7N gYGibYRvg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ksOcB-0002gZ-SG; Thu, 24 Dec 2020 11:17:03 +0000 Received: from fllv0016.ext.ti.com ([198.47.19.142]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ksOc5-0002eV-6D for linux-arm-kernel@lists.infradead.org; Thu, 24 Dec 2020 11:16:58 +0000 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 0BOBGtHP041757; Thu, 24 Dec 2020 05:16:55 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1608808615; bh=ejqVodygEsgAslfKzhoklm22eEg4+DvOyLToSf8bIJ0=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=rXW67rXRnHaMt4WjB1qg4HF46eqsx7B9/GRjg6AsCqFRjjDjOYg455aUauB1cguhn LdGhhWna+8ygASCEF4324DTetGjR4qP2+cDW2+J/3syo0qMJyZR63d9WA+DI6oy2x1 IHDvinpNqyMBS6PMogyqRe+ubKbhcpr7xCJOqd0Q= Received: from DLEE100.ent.ti.com (dlee100.ent.ti.com [157.170.170.30]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 0BOBGtkx059768 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 24 Dec 2020 05:16:55 -0600 Received: from DLEE103.ent.ti.com (157.170.170.33) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Thu, 24 Dec 2020 05:16:55 -0600 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Thu, 24 Dec 2020 05:16:55 -0600 Received: from a0393678-ssd.dal.design.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 0BOBGWG9116630; Thu, 24 Dec 2020 05:16:51 -0600 From: Kishon Vijay Abraham I To: Kishon Vijay Abraham I , Vinod Koul , Rob Herring , Nishanth Menon , Philipp Zabel Subject: [PATCH v3 03/15] dt-bindings: phy: cadence-sierra: Add bindings for the PLLs within SERDES Date: Thu, 24 Dec 2020 16:46:15 +0530 Message-ID: <20201224111627.32590-4-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201224111627.32590-1-kishon@ti.com> References: <20201224111627.32590-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201224_061657_934283_079F9CFD X-CRM114-Status: GOOD ( 12.58 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add binding for the PLLs within SERDES. Signed-off-by: Kishon Vijay Abraham I --- .../bindings/phy/phy-cadence-sierra.yaml | 89 ++++++++++++++++++- 1 file changed, 86 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/phy/phy-cadence-sierra.yaml b/Documentation/devicetree/bindings/phy/phy-cadence-sierra.yaml index d210843863df..f574b8ed358c 100644 --- a/Documentation/devicetree/bindings/phy/phy-cadence-sierra.yaml +++ b/Documentation/devicetree/bindings/phy/phy-cadence-sierra.yaml @@ -49,12 +49,14 @@ properties: const: serdes clocks: - maxItems: 2 + maxItems: 4 clock-names: items: - const: cmn_refclk_dig_div - const: cmn_refclk1_dig_div + - const: pll_cmnlc + - const: pll_cmnlc1 cdns,autoconf: type: boolean @@ -107,6 +109,58 @@ patternProperties: additionalProperties: false + "^refrcv1?$": + type: object + description: | + Reference receivers that enables routing external clocks to the alternate + PLLCMNLC. + properties: + clocks: + maxItems: 1 + description: Phandle to clock nodes representing the input to the + reference receiver. + + clock-names: + items: + - const: pll_refclk + + "#clock-cells": + const: 0 + + required: + - clocks + - "#clock-cells" + + "^pll_cmnlc1?$": + type: object + description: | + SERDES node should have subnodes for each of the PLLs present in + the SERDES. + properties: + clocks: + maxItems: 2 + description: Phandle to clock nodes representing the two inputs to PLL. + + clock-names: + items: + - const: pll_refclk + - const: refrcv + + "#clock-cells": + const: 0 + + assigned-clocks: + maxItems: 1 + + assigned-clock-parents: + maxItems: 1 + + required: + - clocks + - "#clock-cells" + - assigned-clocks + - assigned-clock-parents + required: - compatible - "#address-cells" @@ -130,10 +184,39 @@ examples: reg = <0x0 0xfd240000 0x0 0x40000>; resets = <&phyrst 0>, <&phyrst 1>; reset-names = "sierra_reset", "sierra_apb"; - clocks = <&cmn_refclk_dig_div>, <&cmn_refclk1_dig_div>; - clock-names = "cmn_refclk_dig_div", "cmn_refclk1_dig_div"; + clocks = <&cmn_refclk_dig_div>, <&cmn_refclk1_dig_div>, <&serdes_pll_cmnlc>, <&serdes_pll_cmnlc1>; + clock-names = "cmn_refclk_dig_div", "cmn_refclk1_dig_div", "pll_cmnlc", "pll_cmnlc1"; #address-cells = <1>; #size-cells = <0>; + + serdes_refrcv: refrcv { + clocks = <&pll0_refclk>; + clock-names = "pll_refclk"; + #clock-cells = <0>; + }; + + serdes_refrcv1: refrcv1 { + clocks = <&pll1_refclk>; + clock-names = "pll_refclk"; + #clock-cells = <0>; + }; + + serdes_pll_cmnlc: pll_cmnlc { + clocks = <&pll0_refclk>, <&serdes_refrcv1>; + clock-names = "pll_refclk", "refrcv"; + #clock-cells = <0>; + assigned-clocks = <&serdes_pll_cmnlc>; + assigned-clock-parents = <&pll0_refclk>; + }; + + serdes_pll_cmnlc1: pll_cmnlc1 { + clocks = <&pll1_refclk>, <&serdes_refrcv>; + clock-names = "pll_refclk", "refrcv"; + #clock-cells = <0>; + assigned-clocks = <&serdes_pll_cmnlc1>; + assigned-clock-parents = <&pll1_refclk>; + }; + pcie0_phy0: phy@0 { reg = <0>; resets = <&phyrst 2>;