From patchwork Wed Jan 18 19:15:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Vasut X-Patchwork-Id: 13106945 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 0836FC38147 for ; Wed, 18 Jan 2023 19:17:03 +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: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:In-Reply-To:References: List-Owner; bh=sB5g5m3aZPsiqURHTVEar2xVJg8YrVEue3uY90a8rBE=; b=FoRC9BkD/xOTvT MDLA7GHvAEWuEB9ogV8TAOA7hpkaZ6GBAV+411ROCaWXBfyLTD3En7+7KBPJgJSqtK+bZVnAWhP4O 2j09pq6HsrtH7QtrDqIzzVtCGucaqghYeBbS8PasPwtYuLHwp4UyoeN/ub46MNHmbTQmv/2Nvv6tO SH0wfFrdc1x3CHLHH7RVjEYVhI0AnYLc1uARfaTpHWRFPcPiLxfJJa0RPd1Pa0heFpB6erq6YwHYI Q6b2IxYVSzsH0d7SBZEC4vfpDj5XvMdxhlIADsXVOCSTRm2es7DSaPJH8ZnMkP3q8WKTlnFCq4n18 YvOhRuB5LKLBT6PIT2ZQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pIDuX-002Qk8-Mk; Wed, 18 Jan 2023 19:15:49 +0000 Received: from phobos.denx.de ([85.214.62.61]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pIDuR-002QiZ-GI; Wed, 18 Jan 2023 19:15:47 +0000 Received: from tr.lan (ip-86-49-120-218.bb.vodafone.cz [86.49.120.218]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 653CB83E5D; Wed, 18 Jan 2023 20:15:38 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1674069339; bh=a7gPiG8FFgLvCnSNSaMmiJpOA8+f0Jg5tthAV6Kjb8g=; h=From:To:Cc:Subject:Date:From; b=P66KFyM/lT9Ifd6F+NCBv5hLtZtQZYRzyvRfS/mJUu8I1U5Jv0NMbroak3jv865uP wE2qTJkzWXTUKbcv+yB87UkHx/wqyx0Pvm9VdY5igf+BRnIh/VyG7qwlQMWalNRSlW AICN5Xv2/aDS+OrRv4GInhkpPnUd6lziYnc9WGwTfKDgvguk9az3fU8Md7DEYhKgKr OS/aTVdeHiwdiBnCrSUU0nWalQbi8lMj90WL4O6QKYQHEh1igt6Nkf35xYh6l0qL0+ +Dc6w41wHNPkLvtSlXLcZknuDqPXlTVkar1fdM24vsAlKioCYalqgt3sOb+SawFmZ1 aZBNV2c2J58CQ== From: Marek Vasut To: linux-clk@vger.kernel.org Cc: Marek Vasut , Krzysztof Kozlowski , Krzysztof Kozlowski , Matthias Brugger , Michael Turquette , Palmer Dabbelt , Paul Walmsley , Rob Herring , Stephen Boyd , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-riscv@lists.infradead.org Subject: [PATCH v3 1/2] dt-bindings: clk: si521xx: Add Skyworks Si521xx I2C PCIe clock generators Date: Wed, 18 Jan 2023 20:15:20 +0100 Message-Id: <20230118191521.15544-1-marex@denx.de> X-Mailer: git-send-email 2.39.0 MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230118_111543_943703_9E1D7525 X-CRM114-Status: GOOD ( 14.66 ) 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 Add binding for Skyworks Si521xx PCIe clock generators. This binding is designed to support Si52144/Si52146/Si52147 series I2C PCIe clock generators, tested model is Si52144. It should be possible to add Si5213x series as well. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Marek Vasut --- Cc: Krzysztof Kozlowski Cc: Marek Vasut Cc: Matthias Brugger Cc: Michael Turquette Cc: Palmer Dabbelt Cc: Paul Walmsley Cc: Rob Herring Cc: Stephen Boyd Cc: devicetree@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-mediatek@lists.infradead.org Cc: linux-riscv@lists.infradead.org To: linux-clk@vger.kernel.org --- V2: - Drop 'Binding for' - Drop reg: description - Drop ref25 from example V3: - Replace i2c@0 with plain i2c - Drop reg property from the i2c node - Add RB from Krzysztof --- .../bindings/clock/skyworks,si521xx.yaml | 59 +++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/skyworks,si521xx.yaml diff --git a/Documentation/devicetree/bindings/clock/skyworks,si521xx.yaml b/Documentation/devicetree/bindings/clock/skyworks,si521xx.yaml new file mode 100644 index 0000000000000..9e35e0e51ce8a --- /dev/null +++ b/Documentation/devicetree/bindings/clock/skyworks,si521xx.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/skyworks,si521xx.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Skyworks Si521xx I2C PCIe clock generators + +description: | + The Skyworks Si521xx are I2C PCIe clock generators providing + from 4 to 9 output clocks. + +maintainers: + - Marek Vasut + +properties: + compatible: + enum: + - skyworks,si52144 + - skyworks,si52146 + - skyworks,si52147 + + reg: + const: 0x6b + + '#clock-cells': + const: 1 + + clocks: + items: + - description: XTal input clock + + skyworks,out-amplitude-microvolt: + enum: [ 300000, 400000, 500000, 600000, 700000, 800000, 900000, 1000000 ] + description: Output clock signal amplitude + +required: + - compatible + - reg + - clocks + - '#clock-cells' + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + clock-generator@6b { + compatible = "skyworks,si52144"; + reg = <0x6b>; + #clock-cells = <1>; + clocks = <&ref25m>; + }; + }; + +...