From patchwork Tue Feb 21 14:11:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xingyu Wu X-Patchwork-Id: 655507 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 7A3F2C64ED9 for ; Tue, 21 Feb 2023 14:12:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234096AbjBUOMA convert rfc822-to-8bit (ORCPT ); Tue, 21 Feb 2023 09:12:00 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35058 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233587AbjBUOL5 (ORCPT ); Tue, 21 Feb 2023 09:11:57 -0500 Received: from ex01.ufhost.com (ex01.ufhost.com [61.152.239.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 38333279BE; Tue, 21 Feb 2023 06:11:54 -0800 (PST) Received: from EXMBX166.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX166", Issuer "EXMBX166" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id DE73724E1C7; Tue, 21 Feb 2023 22:11:52 +0800 (CST) Received: from EXMBX061.cuchost.com (172.16.6.61) by EXMBX166.cuchost.com (172.16.6.76) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 21 Feb 2023 22:11:52 +0800 Received: from localhost.localdomain (183.27.98.67) by EXMBX061.cuchost.com (172.16.6.61) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 21 Feb 2023 22:11:51 +0800 From: Xingyu Wu To: , , "Michael Turquette" , Stephen Boyd , Krzysztof Kozlowski , Philipp Zabel , Emil Renner Berthing CC: Rob Herring , Conor Dooley , "Paul Walmsley" , Palmer Dabbelt , Albert Ou , Hal Feng , Xingyu Wu , , Subject: [PATCH v1 1/3] dt-bindings: clock: Add StarFive JH7110 PLL clock generator Date: Tue, 21 Feb 2023 22:11:45 +0800 Message-ID: <20230221141147.303642-2-xingyu.wu@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230221141147.303642-1-xingyu.wu@starfivetech.com> References: <20230221141147.303642-1-xingyu.wu@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [183.27.98.67] X-ClientProxiedBy: EXCAS064.cuchost.com (172.16.6.24) To EXMBX061.cuchost.com (172.16.6.61) X-YovoleRuleAgent: yovoleflag Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add bindings for the PLL clock generator on the JH7110 RISC-V SoC. Signed-off-by: Xingyu Wu --- .../bindings/clock/starfive,jh7110-pll.yaml | 45 +++++++++++++++++++ .../dt-bindings/clock/starfive,jh7110-crg.h | 12 ++--- 2 files changed, 52 insertions(+), 5 deletions(-) create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh7110-pll.yaml diff --git a/Documentation/devicetree/bindings/clock/starfive,jh7110-pll.yaml b/Documentation/devicetree/bindings/clock/starfive,jh7110-pll.yaml new file mode 100644 index 000000000000..8fd18e6c2e9b --- /dev/null +++ b/Documentation/devicetree/bindings/clock/starfive,jh7110-pll.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/starfive,jh7110-pll.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH7110 PLL Clock Generator + +maintainers: + - Xingyu Wu + +properties: + compatible: + const: starfive,jh7110-pll + + clocks: + maxItems: 1 + - description: Main Oscillator (24 MHz) + + '#clock-cells': + const: 1 + description: + See for valid indices. + + starfive,sysreg: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: + the phandle to System Register Controller syscon node. + +required: + - compatible + - clocks + - '#clock-cells' + - starfive,sysreg + +additionalProperties: false + +examples: + - | + pllclk: pll-clock-controller { + compatible = "starfive,jh7110-pll"; + clocks = <&osc>; + #clock-cells = <1>; + starfive,sysreg = <&sys_syscon>; + }; diff --git a/include/dt-bindings/clock/starfive,jh7110-crg.h b/include/dt-bindings/clock/starfive,jh7110-crg.h index 5e4f21ca0642..086a6ddcf380 100644 --- a/include/dt-bindings/clock/starfive,jh7110-crg.h +++ b/include/dt-bindings/clock/starfive,jh7110-crg.h @@ -6,6 +6,12 @@ #ifndef __DT_BINDINGS_CLOCK_STARFIVE_JH7110_CRG_H__ #define __DT_BINDINGS_CLOCK_STARFIVE_JH7110_CRG_H__ +/* PLL clocks */ +#define JH7110_CLK_PLL0_OUT 0 +#define JH7110_CLK_PLL1_OUT 1 +#define JH7110_CLK_PLL2_OUT 2 +#define JH7110_PLLCLK_END 3 + /* SYSCRG clocks */ #define JH7110_SYSCLK_CPU_ROOT 0 #define JH7110_SYSCLK_CPU_CORE 1 @@ -198,11 +204,7 @@ #define JH7110_SYSCLK_TDM_TDM_INV 188 #define JH7110_SYSCLK_JTAG_CERTIFICATION_TRNG 189 -#define JH7110_SYSCLK_PLL0_OUT 190 -#define JH7110_SYSCLK_PLL1_OUT 191 -#define JH7110_SYSCLK_PLL2_OUT 192 - -#define JH7110_SYSCLK_END 193 +#define JH7110_SYSCLK_END 190 /* AONCRG clocks */ #define JH7110_AONCLK_OSC_DIV4 0