From patchwork Fri Nov 8 05:54:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xianwei Zhao via B4 Relay X-Patchwork-Id: 13867591 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 70544D5E13A for ; Fri, 8 Nov 2024 05:55:00 +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:Reply-To:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References: Message-Id:MIME-Version:Subject:Date:From:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=fImEVd8MSeEmhD35Ir+2/kwiJamQpck1EawVGXJ551Y=; b=SLcZ5JBZwkwvhp iNdr1z1bNLB2zjoJISfPQ4rDMpcbrINppd//1gh9ANRjVERn2tuA/kie/JHFn5YMaYar5iYZYCubI YWJvA6zOOxjGNc8n0NMe79n6WaRPqjFg+jBjlYEhY66412I3J/diejbWHSezFiXE2Pa+Aa33PzRgK ANVVdSVt+lAY1NRgnNUeq0gwsBf9QcHJmzxlHx1Vp752TN8UdT8d3Fxe81N27+eEeKm4lB7IwX9+/ vry4H4CDfvd0XOwvTk+ZO/O+OGbys62lOnhjnApVq7iqbRt21GPN1JGmfOPqkw81QR9/fxjHgq2MX mOhrnFU72c5C0u2MWElQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t9HxP-00000009R6c-2wEY; Fri, 08 Nov 2024 05:54:55 +0000 Received: from nyc.source.kernel.org ([2604:1380:45d1:ec00::3]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t9HxL-00000009R52-3Yt7 for linux-amlogic@lists.infradead.org; Fri, 08 Nov 2024 05:54:54 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id C6A02A45018; Fri, 8 Nov 2024 05:52:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 17B40C4CED0; Fri, 8 Nov 2024 05:54:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1731045290; bh=HJE0pA+74tCzliJNJXQ3Kg9jGHLW4xMEmX5HYgB7ZDs=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=FH1CyNy6+oSMCp4UOvd7VFGlx1KI0R+Wk/Mqo+xEgXrNwAkz1emwPxg0wWqn2KmzK rcslwDzvK+DkI/3uj7wRwN/e6F6c1HLXYRgRgvY+0F+DjFz8EK4RXNHpuITVf74VI8 MxxGnlPhT3tqC0apACAL/p1IBSVGUbWUxF63V9HeUxaVZETmpWz4TJc0BC3E4/Z1e3 rARoP0P4ClExve+wKWNSW2kv081KQux9vVIHClEWl2CDNd0R26q5zLbkJFxbkoHN/d Be87x6iBbQ/hlNkikCrh5jKwe6O+GNsePjbPFor7RgNPtn/Ua4KbPr1okSKUJGeZ4q JnalI64EZsNCg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 079A0D5E134; Fri, 8 Nov 2024 05:54:50 +0000 (UTC) From: Xianwei Zhao via B4 Relay Date: Fri, 08 Nov 2024 13:54:41 +0800 Subject: [PATCH v5 1/3] dt-bindings: rtc: Add Amlogic A4 and A5 RTC MIME-Version: 1.0 Message-Id: <20241108-rtc-v5-1-0194727c778b@amlogic.com> References: <20241108-rtc-v5-0-0194727c778b@amlogic.com> In-Reply-To: <20241108-rtc-v5-0-0194727c778b@amlogic.com> To: Yiting Deng , Alexandre Belloni , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-amlogic@lists.infradead.org, linux-rtc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Xianwei Zhao , Krzysztof Kozlowski X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=ed25519-sha256; t=1731045288; l=2146; i=xianwei.zhao@amlogic.com; s=20231208; h=from:subject:message-id; bh=SnfWHSIVk7X6HuExSpIoFJO0hQjcCpxtc5dtKXQKyis=; b=Q3892j42P21hB6EVcwdsGEr7eXmMcm8B7queUI3trZjJlX45iLaJOla/ummE+cV031mLJvHU+ hUmZxgIURvzBl+8ln3Jf+15w92/71nCbmmUkrAoEVb0FHcoV4734Pjp X-Developer-Key: i=xianwei.zhao@amlogic.com; a=ed25519; pk=o4fDH8ZXL6xQg5h17eNzRljf6pwZHWWjqcOSsj3dW24= X-Endpoint-Received: by B4 Relay for xianwei.zhao@amlogic.com/20231208 with auth_id=107 X-Original-From: Xianwei Zhao X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241107_215452_046424_5E69DD8E X-CRM114-Status: GOOD ( 10.81 ) 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: , Reply-To: xianwei.zhao@amlogic.com Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org From: Yiting Deng Add documentation describing the Amlogic A4(A113L2) and A5(A113X2) RTC. Signed-off-by: Yiting Deng Reviewed-by: Krzysztof Kozlowski Signed-off-by: Xianwei Zhao --- .../devicetree/bindings/rtc/amlogic,a4-rtc.yaml | 63 ++++++++++++++++++++++ 1 file changed, 63 insertions(+) diff --git a/Documentation/devicetree/bindings/rtc/amlogic,a4-rtc.yaml b/Documentation/devicetree/bindings/rtc/amlogic,a4-rtc.yaml new file mode 100644 index 000000000000..5d3ac737abcb --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/amlogic,a4-rtc.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2024 Amlogic, Inc. All rights reserved +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rtc/amlogic,a4-rtc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic A4 and A5 RTC + +maintainers: + - Yiting Deng + - Xianwei Zhao + +allOf: + - $ref: rtc.yaml# + +properties: + compatible: + enum: + - amlogic,a4-rtc + - amlogic,a5-rtc + + reg: + maxItems: 1 + + clocks: + items: + - description: RTC clock source, available 24M or 32K crystal + oscillator source. when using 24M, need to divide 24M into 32K. + - description: RTC module accesses the clock of the apb bus. + + clock-names: + items: + - const: osc + - const: sys + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + +additionalProperties: false + +examples: + - | + #include + apb { + #address-cells = <2>; + #size-cells = <2>; + + rtc@8e600 { + compatible = "amlogic,a4-rtc"; + reg = <0x0 0x8e600 0x0 0x38>; + clocks = <&xtal_32k>, <&clkc_periphs 1>; + clock-names = "osc", "sys"; + interrupts = ; + }; + };