From patchwork Fri Aug 5 08:57:11 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yu Tu X-Patchwork-Id: 12937076 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 88AA9C00140 for ; Fri, 5 Aug 2022 08:59:34 +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=2KbQveP4C7Wc80vUF3N3TLgGS8G4qlQ7caZ6Rrje+Q4=; b=G/98fy2XGLKVhc WC1GuhM6OjU38jee8hROMrqPkjiN76DwWUwJSYGiIol8gLRe9y3kdx5ULiAZd+27R4Q1PoKN8ytXA /PPPsJq5plXPjQn+4t4tjiQ6eT2PHsUocq9IQrNwUuBh1ronHxTArUBArj8DPyREEJuFIl1EJ7WsN w5JPKI69txy3c/eCS4zPmFrFzlt9RIjPJPXM8Mfjw01xh95znSxrFD2JTe38rDGSK9CrLPxizUsCo RIrUUjVYgQj1Ae7qg1vQC7WwmbCm7uBWK44ufdRBPcSmRLftfkqa66EZ68f6+TVyuXy4ZhizzSKv4 ebG2KKwJoMPTAOcQLo7w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oJtAz-00DMcF-Bn; Fri, 05 Aug 2022 08:59:25 +0000 Received: from mail-sh.amlogic.com ([58.32.228.43]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oJtAc-00DMNr-VK; Fri, 05 Aug 2022 08:59:04 +0000 Received: from droid06.amlogic.com (10.18.11.248) by mail-sh.amlogic.com (10.18.11.5) with Microsoft SMTP Server id 15.1.2507.9; Fri, 5 Aug 2022 16:58:57 +0800 From: Yu Tu To: , , , , , Rob Herring , Neil Armstrong , Jerome Brunet , Kevin Hilman , Michael Turquette , Stephen Boyd , Krzysztof Kozlowski , Martin Blumenstingl CC: Yu Tu Subject: [PATCH V3 1/6] dt-bindings: clock: meson: add S4 SoC PLL clock controller bindings Date: Fri, 5 Aug 2022 16:57:11 +0800 Message-ID: <20220805085716.5635-2-yu.tu@amlogic.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20220805085716.5635-1-yu.tu@amlogic.com> References: <20220805085716.5635-1-yu.tu@amlogic.com> MIME-Version: 1.0 X-Originating-IP: [10.18.11.248] X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220805_015903_035973_D60B7F8E X-CRM114-Status: GOOD ( 12.85 ) X-BeenThere: linux-amlogic@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-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Add the documentation to support Amlogic S4 SoC PLL clock driver and add S4 SoC PLL clock controller bindings. Signed-off-by: Yu Tu Reviewed-by: Krzysztof Kozlowski --- .../bindings/clock/amlogic,s4-pll-clkc.yaml | 51 +++++++++++++++++++ MAINTAINERS | 1 + .../dt-bindings/clock/amlogic,s4-pll-clkc.h | 30 +++++++++++ 3 files changed, 82 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/amlogic,s4-pll-clkc.yaml create mode 100644 include/dt-bindings/clock/amlogic,s4-pll-clkc.h diff --git a/Documentation/devicetree/bindings/clock/amlogic,s4-pll-clkc.yaml b/Documentation/devicetree/bindings/clock/amlogic,s4-pll-clkc.yaml new file mode 100644 index 000000000000..079ae905b69e --- /dev/null +++ b/Documentation/devicetree/bindings/clock/amlogic,s4-pll-clkc.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/amlogic,s4-pll-clkc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic Meson S serials PLL Clock Controller Device Tree Bindings + +maintainers: + - Neil Armstrong + - Jerome Brunet + - Yu Tu + + +properties: + compatible: + const: amlogic,s4-pll-clkc + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: xtal + + "#clock-cells": + const: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - "#clock-cells" + +additionalProperties: false + +examples: + - | + clkc_pll: pll-clock-controller@fe008000 { + compatible = "amlogic,s4-pll-clkc"; + reg = <0xfe008000 0x348>; + clocks = <&xtal>; + clock-names = "xtal"; + #clock-cells = <1>; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index 64379c699903..b039cf953520 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1774,6 +1774,7 @@ L: linux-amlogic@lists.infradead.org S: Maintained F: Documentation/devicetree/bindings/clock/amlogic* F: drivers/clk/meson/ +F: include/dt-bindings/clock/amlogic* F: include/dt-bindings/clock/gxbb* F: include/dt-bindings/clock/meson* diff --git a/include/dt-bindings/clock/amlogic,s4-pll-clkc.h b/include/dt-bindings/clock/amlogic,s4-pll-clkc.h new file mode 100644 index 000000000000..08b7c5c5ba01 --- /dev/null +++ b/include/dt-bindings/clock/amlogic,s4-pll-clkc.h @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */ +/* + * Copyright (c) 2021 Amlogic, Inc. All rights reserved. + * Author: Yu Tu + */ + +#ifndef _DT_BINDINGS_CLOCK_AMLOGIC_S4_CLKC_H +#define _DT_BINDINGS_CLOCK_AMLOGIC_S4_CLKC_H + +/* + * CLKID index values + */ + +#define CLKID_FIXED_PLL 1 +#define CLKID_FCLK_DIV2 3 +#define CLKID_FCLK_DIV3 5 +#define CLKID_FCLK_DIV4 7 +#define CLKID_FCLK_DIV5 9 +#define CLKID_FCLK_DIV7 11 +#define CLKID_FCLK_DIV2P5 13 +#define CLKID_GP0_PLL 15 +#define CLKID_HIFI_PLL 17 +#define CLKID_HDMI_PLL 20 +#define CLKID_MPLL_50M 22 +#define CLKID_MPLL0 25 +#define CLKID_MPLL1 27 +#define CLKID_MPLL2 29 +#define CLKID_MPLL3 31 + +#endif /* _DT_BINDINGS_CLOCK_AMLOGIC_S4_CLKC_H */