From patchwork Tue May 9 05:27:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 13235364 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 35391C7EE24 for ; Tue, 9 May 2023 05:28:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234076AbjEIF21 (ORCPT ); Tue, 9 May 2023 01:28:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47360 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231468AbjEIF20 (ORCPT ); Tue, 9 May 2023 01:28:26 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D6EF99EE2; Mon, 8 May 2023 22:28:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1683610105; x=1715146105; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=bENAJzvRNkr5XYz6N1cM2JkYR0rONMRzvQ2PM5HkuSg=; b=lh/wxEJs0JMKi1CWenw3vY82l6EezX/DIUYutyebSKNaHDGiu48b4cAt gZROnGZr3uPCqPVls6Cz+1anPanpdNiWYtFSzIeBEmMa1zTYYIuAseDQG gmY37YK1hgp6O5WQ56Iywq0AsL9F3FLafnSSEnyc0P/FjCmsgtIpiOoT+ HifOgSPCDpPscf2aDPm6/unl/ZmPVjqVtyRfyCPBWMCyaHlNJg/y6jmFs f8+/Hs2T68FnENL1lBLMo8nTsmqIQTAErWH4xkMlfdhcp8bQc2sMiu9/B WFIKuktuE5JsTL2X/l76WIOCRZ1scHBI9rwqbguAKnBMLFHCO7sqK9re9 w==; X-IronPort-AV: E=Sophos;i="5.99,261,1677567600"; d="scan'208";a="210291735" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa4.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 08 May 2023 22:28:24 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Mon, 8 May 2023 22:28:23 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.115.15) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2507.21 via Frontend Transport; Mon, 8 May 2023 22:28:18 -0700 From: Claudiu Beznea To: , , , , , CC: , , , , Claudiu Beznea Subject: [PATCH v3 2/5] dt-bindings: clocks: atmel,at91rm9200-pmc: convert to yaml Date: Tue, 9 May 2023 08:27:54 +0300 Message-ID: <20230509052757.539274-3-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230509052757.539274-1-claudiu.beznea@microchip.com> References: <20230509052757.539274-1-claudiu.beznea@microchip.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Convert Atmel PMC documentation to yaml. Along with it clock names were adapted according to the current available device trees as different controller versions accept different clocks (some of them have 3 clocks as input, some has 2 clocks as inputs and some with 2 input clocks uses different clock names). Signed-off-by: Claudiu Beznea --- .../devicetree/bindings/clock/at91-clock.txt | 28 ---- .../bindings/clock/atmel,at91rm9200-pmc.yaml | 152 ++++++++++++++++++ 2 files changed, 152 insertions(+), 28 deletions(-) create mode 100644 Documentation/devicetree/bindings/clock/atmel,at91rm9200-pmc.yaml diff --git a/Documentation/devicetree/bindings/clock/at91-clock.txt b/Documentation/devicetree/bindings/clock/at91-clock.txt index 13f45db3b66d..57394785d3b0 100644 --- a/Documentation/devicetree/bindings/clock/at91-clock.txt +++ b/Documentation/devicetree/bindings/clock/at91-clock.txt @@ -28,31 +28,3 @@ For example: #clock-cells = <0>; }; -Power Management Controller (PMC): - -Required properties: -- compatible : shall be "atmel,-pmc", "syscon" or - "microchip,sam9x60-pmc" - can be: at91rm9200, at91sam9260, at91sam9261, - at91sam9263, at91sam9g45, at91sam9n12, at91sam9rl, at91sam9g15, - at91sam9g25, at91sam9g35, at91sam9x25, at91sam9x35, at91sam9x5, - sama5d2, sama5d3 or sama5d4. -- #clock-cells : from common clock binding; shall be set to 2. The first entry - is the type of the clock (core, system, peripheral or generated) and the - second entry its index as provided by the datasheet -- clocks : Must contain an entry for each entry in clock-names. -- clock-names: Must include the following entries: "slow_clk", "main_xtal" - -Optional properties: -- atmel,osc-bypass : boolean property. Set this when a clock signal is directly - provided on XIN. - -For example: - pmc: pmc@f0018000 { - compatible = "atmel,sama5d4-pmc", "syscon"; - reg = <0xf0018000 0x120>; - interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; - #clock-cells = <2>; - clocks = <&clk32k>, <&main_xtal>; - clock-names = "slow_clk", "main_xtal"; - }; diff --git a/Documentation/devicetree/bindings/clock/atmel,at91rm9200-pmc.yaml b/Documentation/devicetree/bindings/clock/atmel,at91rm9200-pmc.yaml new file mode 100644 index 000000000000..aa727dee6729 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/atmel,at91rm9200-pmc.yaml @@ -0,0 +1,152 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/atmel,at91rm9200-pmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Atmel Power Management Controller (PMC) + +maintainers: + - Claudiu Beznea + +description: + The power management controller optimizes power consumption by controlling all + system and user peripheral clocks. The PMC enables/disables the clock inputs + to many of the peripherals and to the processor. + +properties: + compatible: + oneOf: + - items: + - enum: + - atmel,at91sam9g15-pmc + - atmel,at91sam9g20-pmc + - atmel,at91sam9g25-pmc + - atmel,at91sam9g35-pmc + - atmel,at91sam9x25-pmc + - atmel,at91sam9x35-pmc + - enum: + - atmel,at91sam9260-pmc + - atmel,at91sam9x5-pmc + - const: syscon + - items: + - enum: + - atmel,at91rm9200-pmc + - atmel,at91sam9260-pmc + - atmel,at91sam9g45-pmc + - atmel,at91sam9n12-pmc + - atmel,at91sam9rl-pmc + - atmel,sama5d2-pmc + - atmel,sama5d3-pmc + - atmel,sama5d4-pmc + - microchip,sam9x60-pmc + - microchip,sama7g5-pmc + - const: syscon + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + "#clock-cells": + description: | + - 1st cell is the clock type, one of PMC_TYPE_CORE, PMC_TYPE_SYSTEM, + PMC_TYPE_PERIPHERAL, PMC_TYPE_GCK, PMC_TYPE_PROGRAMMABLE (as defined + in ) + - 2nd cell is the clock identifier as defined in + + pmc: clock-controller@f0018000 { + compatible = "atmel,sama5d4-pmc", "syscon"; + reg = <0xf0018000 0x120>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + #clock-cells = <2>; + clocks = <&clk32k>, <&main_xtal>; + clock-names = "slow_clk", "main_xtal"; + }; + +...