From patchwork Fri May 28 13:43:07 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daire McNamara X-Patchwork-Id: 12287061 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 8DE24C2B9F7 for ; Fri, 28 May 2021 13:43:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 698AE613B6 for ; Fri, 28 May 2021 13:43:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235077AbhE1No4 (ORCPT ); Fri, 28 May 2021 09:44:56 -0400 Received: from esa.microchip.iphmx.com ([68.232.154.123]:58746 "EHLO esa.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229608AbhE1No4 (ORCPT ); Fri, 28 May 2021 09:44:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1622209401; x=1653745401; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=yoXlOvMkTqO1ej/J2NnA8vgLJivzExQBcB80StTEEuo=; b=Q+Bna/XfYiXtPxawPzziG5CK8qUP6l/enXV+sGD5HhtX1oIf4/aWC7oz BQEAQtXtrcgemfFssuGhlpS6WCDf9a3uEj4pdo3Q2eD3x/kfkJoPtf8w7 bV8R6hEdlZWJyVjiERoj64bE+/ZfU2O60OcLiMhXxncCtYpN91hfLA8Bw vblUz08jGCbp+b3ivtkUjRiXKV0e9LmeYDgdHvVBc+IyCSUVQwprr7ErR eRb4r3LtKANcI9i+nUL40UYigMmA7+SSkgwZ1IuFZpN57K/Ob6HnM85gX R1dL6+pJ92z0zjY2HJ6eEeYE9U3M/YoLzCNI65csnyV2DpgB/ggOs9hd7 g==; IronPort-SDR: d8rbrGOryF2h7MgbfjP2pK9hVUdGQ7CCxVe1ZJHbY5irwFlV34E8uFQY3vXHGg/XVGFuXkGis5 0Mlh7SjJOuU6RqOKLsSbW9L0rM6c6n+2dZLaYojGmESSC4q0aehMN0E6Lf4yRHlKmPgNAHx4sQ uMX63b3wGQ5cp5Cu5F2wWEiJVxgMC5+OEC7f5s6bfT5aZzFVhiruz7H96rMq6dvOu7jfMD7Jzl 9km2OqDiduQaJ3qpohJzCnhMs3zd0/v7RhmW1uBpTLtO6VlXHtLBNO++1IfT0JAaWanXGWw6xg vEU= X-IronPort-AV: E=Sophos;i="5.83,229,1616482800"; d="scan'208";a="116945659" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa4.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 28 May 2021 06:43:20 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Fri, 28 May 2021 06:43:20 -0700 Received: from daire-ubuntu.school.villiers.net (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2176.2 via Frontend Transport; Fri, 28 May 2021 06:43:17 -0700 From: To: , , , , CC: , , , , , , Daire McNamara Subject: [PATCH v5 1/2] dt-bindings: clk: microchip: Add Microchip PolarFire host binding Date: Fri, 28 May 2021 14:43:07 +0100 Message-ID: <20210528134308.649769-2-daire.mcnamara@microchip.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210528134308.649769-1-daire.mcnamara@microchip.com> References: <20210528134308.649769-1-daire.mcnamara@microchip.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org From: Daire McNamara Add device tree bindings for the Microchip PolarFire system clock controller Signed-off-by: Daire McNamara Reviewed-by: Rob Herring --- .../bindings/clock/microchip,mpfs.yaml | 67 +++++++++++++++++++ .../dt-bindings/clock/microchip,mpfs-clock.h | 45 +++++++++++++ 2 files changed, 112 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/microchip,mpfs.yaml create mode 100644 include/dt-bindings/clock/microchip,mpfs-clock.h diff --git a/Documentation/devicetree/bindings/clock/microchip,mpfs.yaml b/Documentation/devicetree/bindings/clock/microchip,mpfs.yaml new file mode 100644 index 000000000000..1a38c9c66281 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/microchip,mpfs.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/microchip,mpfs.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip PolarFire Clock Control Module Binding + +maintainers: + - Daire McNamara + +description: | + Microchip PolarFire clock control (CLKCFG) is an integrated clock controller, + which gates and enables all peripheral clocks. + + This device tree binding describes 33 gate clocks. Clocks are referenced by + user nodes by the CLKCFG node phandle and the clock index in the group, from + 0 to 32. + +properties: + compatible: + const: microchip,mpfs-clkcfg + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + '#clock-cells': + const: 1 + description: | + The clock consumer should specify the desired clock by having the clock + ID in its "clocks" phandle cell. See include/dt-bindings/clock/microchip,mpfs-clock.h + for the full list of PolarFire clock IDs. + + clock-output-names: + maxItems: 33 + +required: + - compatible + - reg + - clocks + - '#clock-cells' + - clock-output-names + +additionalProperties: false + +examples: + # Clock Config node: + - | + #include + soc { + #address-cells = <2>; + #size-cells = <2>; + clkcfg: clock-controller@20002000 { + compatible = "microchip,mpfs-clkcfg"; + reg = <0x0 0x20002000 0x0 0x1000>; + clocks = <&ref>; + #clock-cells = <1>; + clock-output-names = "cpu", "axi", "ahb", "envm", "mac0", "mac1", "mmc", "timer", + "mmuart0", "mmuart1", "mmuart2", "mmuart3", "mmuart4", + "spi0", "spi1", "i2c0", "i2c1", "can0", "can1", "usb", "rsvd", + "rtc", "qspi", "gpio0", "gpio1", "gpio2", "ddrc", + "fic0", "fic1", "fic2", "fic3", "athena", "cfm"; + }; + }; diff --git a/include/dt-bindings/clock/microchip,mpfs-clock.h b/include/dt-bindings/clock/microchip,mpfs-clock.h new file mode 100644 index 000000000000..73f2a9324857 --- /dev/null +++ b/include/dt-bindings/clock/microchip,mpfs-clock.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Daire McNamara, + * Copyright (C) 2020 Microchip Technology Inc. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_MICROCHIP_MPFS_H_ +#define _DT_BINDINGS_CLK_MICROCHIP_MPFS_H_ + +#define CLK_CPU 0 +#define CLK_AXI 1 +#define CLK_AHB 2 + +#define CLK_ENVM 3 +#define CLK_MAC0 4 +#define CLK_MAC1 5 +#define CLK_MMC 6 +#define CLK_TIMER 7 +#define CLK_MMUART0 8 +#define CLK_MMUART1 9 +#define CLK_MMUART2 10 +#define CLK_MMUART3 11 +#define CLK_MMUART4 12 +#define CLK_SPI0 13 +#define CLK_SPI1 14 +#define CLK_I2C0 15 +#define CLK_I2C1 16 +#define CLK_CAN0 17 +#define CLK_CAN1 18 +#define CLK_USB 19 +#define CLK_RESERVED 20 +#define CLK_RTC 21 +#define CLK_QSPI 22 +#define CLK_GPIO0 23 +#define CLK_GPIO1 24 +#define CLK_GPIO2 25 +#define CLK_DDRC 26 +#define CLK_FIC0 27 +#define CLK_FIC1 28 +#define CLK_FIC2 29 +#define CLK_FIC3 30 +#define CLK_ATHENA 31 +#define CLK_CFM 32 + +#endif /* _DT_BINDINGS_CLK_MICROCHIP_MPFS_H_ */