From patchwork Wed Sep 1 05:39:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Samuel Holland X-Patchwork-Id: 12468325 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 2B1CEC432BE for ; Wed, 1 Sep 2021 05:39:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 100056108E for ; Wed, 1 Sep 2021 05:39:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242061AbhIAFkx (ORCPT ); Wed, 1 Sep 2021 01:40:53 -0400 Received: from new3-smtp.messagingengine.com ([66.111.4.229]:43051 "EHLO new3-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242046AbhIAFkw (ORCPT ); Wed, 1 Sep 2021 01:40:52 -0400 Received: from compute2.internal (compute2.nyi.internal [10.202.2.42]) by mailnew.nyi.internal (Postfix) with ESMTP id 1A5585804EC; Wed, 1 Sep 2021 01:39:56 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute2.internal (MEProxy); Wed, 01 Sep 2021 01:39:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sholland.org; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm3; bh=xNxl1EEs8ZC8t hhUYggA/mA77asD+KQkI79V0Cgwm9k=; b=rb6ZY5b0GyM3AmHeW555IzXGQeEyJ tRwWIupsqdj/FJgzo9vawl1Wr0IepLnC4bjsCjPQE39TA9uwHWBvDvQHHyINpNF/ jrEGH5/OS3zQFPNOFA+UB1AaNgqrGltfdS1zQmOXQ3fDk34BXJdM5Ea8JEY0aSo7 YmsK5wTYwbeARfCyzqaAFi+VpILz3hI6k/SSW2eQeJlOva2fOrGCxeza+qj7VKQ5 Ol2s0fDH0n4urAcBp1Gk38wup+E2lkHibuZQMbBGpQW4RXiMQt+8Z+IRS3PHHROQ RnRAQrhUyC/YSpWRk92rer2xEegST8gJar9zsuNAIHHS4MXwbh8gKsbGA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm3; bh=xNxl1EEs8ZC8thhUYggA/mA77asD+KQkI79V0Cgwm9k=; b=RI1dDRfS jDayyk9cWjw/fbRuwpz7Ux4OPsClzrV8SZXOeVoxBOr7ar0RrcaLyya86NMThEVx L1V7LVmlog9t8uKvGFa4wPuksx109mDdFiiAu/Yc/zaRA5CmVRrsYtU9JEwOBwov zXMOxpzgxmFE8aoZlIZwkDQoVG+Vss/slVyRe+0RNm1fi83jIBYb17aFTsxsb7tE BPH9Bqm18bFk/a7ORV0UF4I5wD6G/jD3omQWRfEIyID8cmY7mszfAjoGFv4lVxQ2 mY7Q+3toYCDBvV5FeypJQ+4l0cicsT1YPxZ1nXGBw3IXXLijILsvECU5N+hrd+fB SqSHMIVyES8M4A== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvtddruddvvddgleejucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvufffkffojghfggfgsedtkeertdertddtnecuhfhrohhmpefurghmuhgv lhcujfholhhlrghnugcuoehsrghmuhgvlhesshhhohhllhgrnhgurdhorhhgqeenucggtf frrghtthgvrhhnpeduhfejfedvhffgfeehtefghfeiiefgfeehgfdvvdevfeegjeehjedv gfejheeuieenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhroh hmpehsrghmuhgvlhesshhhohhllhgrnhgurdhorhhg X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 1 Sep 2021 01:39:55 -0400 (EDT) From: Samuel Holland To: Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec , Rob Herring Cc: Michael Turquette , Stephen Boyd , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Samuel Holland Subject: [RFC PATCH 1/7] dt-bindings: rtc: sun6i: Add H616 and R329 compatibles Date: Wed, 1 Sep 2021 00:39:45 -0500 Message-Id: <20210901053951.60952-2-samuel@sholland.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210901053951.60952-1-samuel@sholland.org> References: <20210901053951.60952-1-samuel@sholland.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org For these new SoCs, start requiring a complete list of input clocks. For H616, this means bus, hosc, and pll-32k. For R329, this means ahb, bus, and hosc; and optionally ext-osc32k. I'm not sure how to best represent this in the binding... Signed-off-by: Samuel Holland --- .../bindings/rtc/allwinner,sun6i-a31-rtc.yaml | 55 +++++++++++++++++-- include/dt-bindings/clock/sun50i-rtc.h | 12 ++++ 2 files changed, 61 insertions(+), 6 deletions(-) create mode 100644 include/dt-bindings/clock/sun50i-rtc.h diff --git a/Documentation/devicetree/bindings/rtc/allwinner,sun6i-a31-rtc.yaml b/Documentation/devicetree/bindings/rtc/allwinner,sun6i-a31-rtc.yaml index beeb90e55727..3e085db1294f 100644 --- a/Documentation/devicetree/bindings/rtc/allwinner,sun6i-a31-rtc.yaml +++ b/Documentation/devicetree/bindings/rtc/allwinner,sun6i-a31-rtc.yaml @@ -26,6 +26,8 @@ properties: - const: allwinner,sun50i-a64-rtc - const: allwinner,sun8i-h3-rtc - const: allwinner,sun50i-h6-rtc + - const: allwinner,sun50i-h616-rtc + - const: allwinner,sun50i-r329-rtc reg: maxItems: 1 @@ -37,7 +39,24 @@ properties: - description: RTC Alarm 1 clocks: - maxItems: 1 + minItems: 1 + maxItems: 4 + + clock-names: + minItems: 1 + maxItems: 4 + items: + - anyOf: + - const: ahb + description: AHB parent for SPI bus clock + - const: bus + description: AHB/APB bus clock for register access + - const: ext-osc32k + description: External 32768 Hz oscillator input + - const: hosc + description: 24 MHz oscillator input + - const: pll-32k + description: 32 kHz clock divided from a PLL clock-output-names: minItems: 1 @@ -85,6 +104,9 @@ allOf: enum: - allwinner,sun8i-h3-rtc - allwinner,sun50i-h5-rtc + - allwinner,sun50i-h6-rtc + - allwinner,sun50i-h616-rtc + - allwinner,sun50i-r329-rtc then: properties: @@ -96,13 +118,35 @@ allOf: properties: compatible: contains: - const: allwinner,sun50i-h6-rtc + enum: + - allwinner,sun50i-h616-rtc + - allwinner,sun50i-r329-rtc then: + clocks: + minItems: 3 # bus, hosc, and (pll-32k [H616] or ahb [R329]) + + clock-names: + minItems: 3 + + required: + - clock-names + + else: + required: + - clock-output-names + + - if: + properties: clock-names + + then: + required: + - clocks # hosc is required + + else: properties: - clock-output-names: - minItems: 3 - maxItems: 3 + clocks: + maxItems: 1 # only ext-osc32k is allowed - if: properties: @@ -127,7 +171,6 @@ required: - compatible - reg - interrupts - - clock-output-names additionalProperties: false diff --git a/include/dt-bindings/clock/sun50i-rtc.h b/include/dt-bindings/clock/sun50i-rtc.h new file mode 100644 index 000000000000..d45e3ff4e105 --- /dev/null +++ b/include/dt-bindings/clock/sun50i-rtc.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _DT_BINDINGS_CLK_SUN50I_RTC_CCU_H_ +#define _DT_BINDINGS_CLK_SUN50I_RTC_CCU_H_ + +#define CLK_OSC32K 0 +#define CLK_OSC32K_FANOUT 1 +#define CLK_IOSC 2 + +#define CLK_RTC_SPI 8 + +#endif /* _DT_BINDINGS_CLK_SUN50I_RTC_CCU_H_ */