From patchwork Mon May 29 06:26:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 13258235 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 78008C7EE2F for ; Mon, 29 May 2023 06:26:58 +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=9S28Sx3qRWWPT68pwEwX/z85+gUNdcg57P7O+dDjDlQ=; b=wZ0modxxfbct6Y n2h2PT/Eh8KyNhEn45fFb5phmdcydc4zuO637o/6vUbHNeLxNSLBTav/GHNaMWOTP+8tEX/YsH8lG LNCu/p8NPYNAojHIbf2puPsTymf8+PHQC5mtHN0xsflbBa/FgH/mU06Y9k7nptyQcHF7IauPTTCty 745uBsz2MzWl9z/7nEt4ZNkknPlQo1zfDpKeruCLpfh5QRNNdj3hmWZzVe/xY3aMCB4M3u6+TsqMY 7kTr9yZANN8sgLcHIiHLbrbQaiu98zDZdbTuhtgdxbwn65JbYAjIeU6QpSRyeI0KxaCeABW+JQ4qd j8tcE0o4/46r+8YnJkIg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1q3WKt-009Ng1-2L; Mon, 29 May 2023 06:26:31 +0000 Received: from esa.microchip.iphmx.com ([68.232.153.233]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1q3WKq-009Nc4-2j for linux-arm-kernel@lists.infradead.org; Mon, 29 May 2023 06:26:30 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1685341589; x=1716877589; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=9nT6k4usc1ZdAfXJeFOMGjCgg2EwH9GxhdepY57V2w8=; b=Tbukb+bXKW/Ra9Yx0a8aLJCaqb7rdOAVCH7JH7iLRXHccDv9sXbI6Rv0 IUf4tGVE1n8W555PdXQ4wdCovkZvQn6mEdv2yqk0Dw3N5VqazbxAut4oW VJ3C4vjh8lgOSBvE8M878n8jtte4k22tleNl1qZ2AEOKfpy0Xt5TaC5UR dBVryfCbm6n8whw3gwvsIaJpcj6cV3iccTVqK8bDFRzJCqcgx3vbem9BD 2zMqB5qGIZSFb8pJEWnQBMpwDEQfepKedzjVUPr6jMZvUsPwfuNTlJ7wg wr6U81JXTZj80w+z7UcZNDgYySn9Ez5+6Q6MNyldmdXETjcQUT3/5rjwJ g==; X-IronPort-AV: E=Sophos;i="6.00,200,1681196400"; d="scan'208";a="215861656" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa5.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 28 May 2023 23:26:29 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) 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; Sun, 28 May 2023 23:26:27 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.21 via Frontend Transport; Sun, 28 May 2023 23:26:22 -0700 From: Claudiu Beznea To: , , , , , , , , CC: , , , , "Claudiu Beznea" Subject: [PATCH v2 1/4] ARM: dts: at91: sama7g5: keep only microchip,sam9x60-pit64b compatible for pit64b Date: Mon, 29 May 2023 09:26:01 +0300 Message-ID: <20230529062604.1498052-2-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230529062604.1498052-1-claudiu.beznea@microchip.com> References: <20230529062604.1498052-1-claudiu.beznea@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230528_232628_900384_87F6E8B4 X-CRM114-Status: GOOD ( 10.66 ) 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 SAM9X60 and SAMA7G5 PIT64Bs are 1 to 1 compatible. Thus, there is no need for specific compatible string on SAMA7G5. Signed-off-by: Claudiu Beznea --- arch/arm/boot/dts/sama7g5.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/sama7g5.dtsi b/arch/arm/boot/dts/sama7g5.dtsi index 886b6209a71e..500b00508621 100644 --- a/arch/arm/boot/dts/sama7g5.dtsi +++ b/arch/arm/boot/dts/sama7g5.dtsi @@ -610,7 +610,7 @@ eic: interrupt-controller@e1628000 { }; pit64b0: timer@e1800000 { - compatible = "microchip,sama7g5-pit64b", "microchip,sam9x60-pit64b"; + compatible = "microchip,sam9x60-pit64b"; reg = <0xe1800000 0x4000>; interrupts = ; clocks = <&pmc PMC_TYPE_PERIPHERAL 70>, <&pmc PMC_TYPE_GCK 70>; @@ -618,7 +618,7 @@ pit64b0: timer@e1800000 { }; pit64b1: timer@e1804000 { - compatible = "microchip,sama7g5-pit64b", "microchip,sam9x60-pit64b"; + compatible = "microchip,sam9x60-pit64b"; reg = <0xe1804000 0x4000>; interrupts = ; clocks = <&pmc PMC_TYPE_PERIPHERAL 71>, <&pmc PMC_TYPE_GCK 71>; From patchwork Mon May 29 06:26:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 13258237 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 27940C77B7A for ; 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28 May 2023 23:26:33 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) 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; Sun, 28 May 2023 23:26:31 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.21 via Frontend Transport; Sun, 28 May 2023 23:26:27 -0700 From: Claudiu Beznea To: , , , , , , , , CC: , , , , "Claudiu Beznea" Subject: [PATCH v2 2/4] dt-bindings: timer: atmel,at91sam9260-pit: convert to yaml Date: Mon, 29 May 2023 09:26:02 +0300 Message-ID: <20230529062604.1498052-3-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230529062604.1498052-1-claudiu.beznea@microchip.com> References: <20230529062604.1498052-1-claudiu.beznea@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230528_232637_074705_8BC2AD9E X-CRM114-Status: GOOD ( 16.13 ) 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 Convert Microchip AT91 PIT bindings to YAML. Along with it clocks and clock-names bindings were added as the drivers needs it to ensure proper hardware functionality. Signed-off-by: Claudiu Beznea --- .../devicetree/bindings/arm/atmel-sysregs.txt | 12 --- .../bindings/timer/atmel,at91sam9260-pit.yaml | 96 +++++++++++++++++++ 2 files changed, 96 insertions(+), 12 deletions(-) create mode 100644 Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml diff --git a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt index 67a66bf74895..54d3f586403e 100644 --- a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt +++ b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt @@ -4,18 +4,6 @@ Chipid required properties: - compatible: Should be "atmel,sama5d2-chipid" or "microchip,sama7g5-chipid" - reg : Should contain registers location and length -PIT Timer required properties: -- compatible: Should be "atmel,at91sam9260-pit" -- reg: Should contain registers location and length -- interrupts: Should contain interrupt for the PIT which is the IRQ line - shared across all System Controller members. - -PIT64B Timer required properties: -- compatible: Should be "microchip,sam9x60-pit64b" -- reg: Should contain registers location and length -- interrupts: Should contain interrupt for PIT64B timer -- clocks: Should contain the available clock sources for PIT64B timer. - System Timer (ST) required properties: - compatible: Should be "atmel,at91rm9200-st", "syscon", "simple-mfd" - reg: Should contain registers location and length diff --git a/Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml b/Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml new file mode 100644 index 000000000000..1cc7b7494e4b --- /dev/null +++ b/Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml @@ -0,0 +1,96 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/atmel,at91sam9260-pit.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip AT91 Periodic Interval Timer (PIT) + +maintainers: + - Claudiu Beznea + +description: + Microchip AT91 periodic interval timer provides the operating system scheduler + interrupt. It is designed to offer maximum accuracy and efficient management, + even for systems with long response time. + +properties: + compatible: + enum: + - atmel,at91sam9260-pit + - microchip,sam9x60-pit64b + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 1 + maxItems: 2 + +required: + - compatible + - reg + - interrupts + - clocks + +allOf: + - if: + properties: + compatible: + contains: + const: atmel,at91sam9260-pit + then: + properties: + interrupts: + description: + Contain interrupt for the PIT which is the IRQ line shared across all + System Controller members. + clocks: + maxItems: 1 + + else: + properties: + interrupts: + description: + PIT64B peripheral interrupt identifier. + clocks: + minItems: 2 + clock-names: + items: + - const: pclk + - const: gclk + required: + - clock-names + +unevaluatedProperties: false + +examples: + - | + /* AT91RM9200 */ + #include + #include + + pit: timer@fffffe40 { + compatible = "atmel,at91sam9260-pit"; + reg = <0xfffffe40 0x10>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&pmc PMC_TYPE_CORE PMC_MCK>; + }; + + - | + /* SAM9X60 */ + #include + #include + + pit64b: timer@f0028000 { + compatible = "microchip,sam9x60-pit64b"; + reg = <0xf0028000 0x100>; + interrupts = <37 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 37>, <&pmc PMC_TYPE_GCK 37>; + clock-names = "pclk", "gclk"; + }; + +... From patchwork Mon May 29 06:26:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 13258236 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 C8F50C7EE29 for ; Mon, 29 May 2023 06:27:08 +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=YZOlVOGoTwKNGHfKQJ6RIzNXTLciSHZjVpuI6kccOKY=; b=dwHKlTHlJY+ROX wMD3Di+TVTdmzrbGbNoww9h69SIkH1fYh+galn6r6Oi32yhccW/kOb0mN3mSj8bEPd4UvAcZ4Dl4V wtQt/CmNaO4rO8h4+5i+EfI5JrgJY9j2+SpmKGrny5GUWseyBvBU0qbzOtgN57RFSY7mNJjWbQ5bX V5Bxjo9agpUIF9oTvhk4cslXAyTEj7IpjaVNChJ2AFYFwbI5UrA+e28ref//mFaJIJE9WwFIaerBa c2082isw0y2qRjLbkJDjVxe+s67oixtXaw1n/GoR4M2xoKHl2UU6hPfESnEv9hIIfjHqzQO1CtnH3 cQ4bkeZ8OOCwl5Xl/LsA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1q3WL7-009NnJ-2l; Mon, 29 May 2023 06:26:45 +0000 Received: from esa.microchip.iphmx.com ([68.232.153.233]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1q3WKz-009Nj3-1v for linux-arm-kernel@lists.infradead.org; Mon, 29 May 2023 06:26:39 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1685341597; x=1716877597; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=tSQUnslAhMfFgaCfiyHY/+VYMnOWOgn2z8cAN4rX8QA=; b=Y9oI9DegRh29Tcmr4YuaW2GTL1/CEC/YxtJ+du+H00ZMgrH0uHY1O+xf KVxP/iEbbjrLEp79n9EaS+ZW/CzhEhCvTo/imp0auRZjVxQi63MxwKDQE zm01GTjjD1hxSSby5MXSmkora+nJPPn4iyVMWxgH6NyVB53LqY7bkTIF+ dE0fjdKkRGpUBONd8Dv5Zi2kmR8aopBhbsrJIa//5huyK1WU+qQwKwQ44 wbdkh6CxRiNx5yv/MCr/iqqPn7o5owBzAPRMzR63aRqAMZcuy8aKnBkAF /qSEhIOv17KIWf7Z6/hN14I+oMxD46TNdC+jNHYb6ssdQAJWdchgqrldq g==; X-IronPort-AV: E=Sophos;i="6.00,200,1681196400"; d="scan'208";a="227402341" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa1.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 28 May 2023 23:26:36 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) 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; Sun, 28 May 2023 23:26:36 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.21 via Frontend Transport; Sun, 28 May 2023 23:26:31 -0700 From: Claudiu Beznea To: , , , , , , , , CC: , , , , "Claudiu Beznea" Subject: [PATCH v2 3/4] dt-bindings: watchdog: atmel,at91rm9200-wdt: convert to yaml Date: Mon, 29 May 2023 09:26:03 +0300 Message-ID: <20230529062604.1498052-4-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230529062604.1498052-1-claudiu.beznea@microchip.com> References: <20230529062604.1498052-1-claudiu.beznea@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230528_232637_640849_2AADEC95 X-CRM114-Status: GOOD ( 11.92 ) 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 Convert Microchip AT91RM9200 system timer watchdog bindings to YAML. Signed-off-by: Claudiu Beznea Reviewed-by: Conor Dooley --- .../watchdog/atmel,at91rm9200-wdt.yaml | 29 +++++++++++++++++++ .../watchdog/atmel-at91rm9200-wdt.txt | 9 ------ 2 files changed, 29 insertions(+), 9 deletions(-) create mode 100644 Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml delete mode 100644 Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt diff --git a/Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml b/Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml new file mode 100644 index 000000000000..592e797df4c2 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/atmel,at91rm9200-wdt.yaml @@ -0,0 +1,29 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/atmel,at91rm9200-wdt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip AT91RM9200 System Timer Watchdog + +maintainers: + - Nicolas Ferre + - Alexandre Belloni + - Claudiu Beznea + +properties: + compatible: + const: atmel,at91rm9200-wdt + +required: + - compatible + +unevaluatedProperties: false + +examples: + - | + watchdog { + compatible = "atmel,at91rm9200-wdt"; + }; + +... diff --git a/Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt b/Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt deleted file mode 100644 index d4d86cf8f9eb..000000000000 --- a/Documentation/devicetree/bindings/watchdog/atmel-at91rm9200-wdt.txt +++ /dev/null @@ -1,9 +0,0 @@ -Atmel AT91RM9200 System Timer Watchdog - -Required properties: -- compatible: must be "atmel,at91sam9260-wdt". - -Example: - watchdog@fffffd00 { - compatible = "atmel,at91rm9200-wdt"; - }; From patchwork Mon May 29 06:26:04 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 13258238 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 52DDDC7EE23 for ; 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28 May 2023 23:26:44 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) 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; Sun, 28 May 2023 23:26:42 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.21 via Frontend Transport; Sun, 28 May 2023 23:26:37 -0700 From: Claudiu Beznea To: , , , , , , , , CC: , , , , "Claudiu Beznea" Subject: [PATCH v2 4/4] dt-bindings: timer: atmel,at91rm9200-st: convert to yaml Date: Mon, 29 May 2023 09:26:04 +0300 Message-ID: <20230529062604.1498052-5-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230529062604.1498052-1-claudiu.beznea@microchip.com> References: <20230529062604.1498052-1-claudiu.beznea@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230528_232644_172225_8E102786 X-CRM114-Status: GOOD ( 13.92 ) 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 Convert Microchip AT91 system timer to YAML. Signed-off-by: Claudiu Beznea Reviewed-by: Conor Dooley --- .../devicetree/bindings/arm/atmel-sysregs.txt | 9 --- .../bindings/timer/atmel,at91rm9200-st.yaml | 65 +++++++++++++++++++ 2 files changed, 65 insertions(+), 9 deletions(-) create mode 100644 Documentation/devicetree/bindings/timer/atmel,at91rm9200-st.yaml diff --git a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt index 54d3f586403e..68c0eacb01ac 100644 --- a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt +++ b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt @@ -4,15 +4,6 @@ Chipid required properties: - compatible: Should be "atmel,sama5d2-chipid" or "microchip,sama7g5-chipid" - reg : Should contain registers location and length -System Timer (ST) required properties: -- compatible: Should be "atmel,at91rm9200-st", "syscon", "simple-mfd" -- reg: Should contain registers location and length -- interrupts: Should contain interrupt for the ST which is the IRQ line - shared across all System Controller members. -- clocks: phandle to input clock. -Its subnodes can be: -- watchdog: compatible should be "atmel,at91rm9200-wdt" - RAMC SDRAM/DDR Controller required properties: - compatible: Should be "atmel,at91rm9200-sdramc", "syscon" "atmel,at91sam9260-sdramc", diff --git a/Documentation/devicetree/bindings/timer/atmel,at91rm9200-st.yaml b/Documentation/devicetree/bindings/timer/atmel,at91rm9200-st.yaml new file mode 100644 index 000000000000..a75644e1a2fe --- /dev/null +++ b/Documentation/devicetree/bindings/timer/atmel,at91rm9200-st.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/atmel,at91rm9200-st.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip AT91 System Timer (ST) + +maintainers: + - Nicolas Ferre + - Alexandre Belloni + - Claudiu Beznea + +description: + Microchip AT91 system timer integrates a period interval timer, a watchdog + timer and a real-time timer. + +properties: + compatible: + items: + - const: atmel,at91rm9200-st + - const: syscon + - const: simple-mfd + + reg: + maxItems: 1 + + interrupts: + description: + Contain interrupt for the ST which is the IRQ line shared across all + system controller members. + maxItems: 1 + + clocks: + maxItems: 1 + + watchdog: + $ref: ../watchdog/atmel,at91rm9200-wdt.yaml + description: + Child node describing watchdog. + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + #include + + st: timer@fffffd00 { + compatible = "atmel,at91rm9200-st", "syscon", "simple-mfd"; + reg = <0xfffffd00 0x100>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>; + clocks = <&slow_xtal>; + + watchdog { + compatible = "atmel,at91rm9200-wdt"; + }; + }; + +...