From patchwork Wed Sep 1 09:18:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 505240 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=unavailable 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 934C8C43216 for ; Wed, 1 Sep 2021 09:19:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E55161059 for ; Wed, 1 Sep 2021 09:19:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243285AbhIAJUd (ORCPT ); Wed, 1 Sep 2021 05:20:33 -0400 Received: from new1-smtp.messagingengine.com ([66.111.4.221]:41651 "EHLO new1-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243528AbhIAJUc (ORCPT ); Wed, 1 Sep 2021 05:20:32 -0400 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailnew.nyi.internal (Postfix) with ESMTP id E521B580B26; Wed, 1 Sep 2021 05:19:35 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute6.internal (MEProxy); Wed, 01 Sep 2021 05:19:35 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm3; bh=3qrnArky4cbLJ wXpsp16UfGsjyWCwx/Rms7egRuHx2g=; b=j0Q+PPt/YC1fPVAVshV0N5eU01XNZ 4DsExDJJJTjTiZe7QTMSJ0TTdBHMc6bW0MQ8eDbJdM+DAAIie7eVQk5ydSjbp7HZ wyTUmslxRv8WtN8l6Om2uHVsxdrGCp01Mkcor3/U7RI4fMc+zVwMM0ya6x1d7gt0 C21qIsRij/J8vHnrDo6HYh9dOVS+rddC1hEe204TBkmhcMzDti0sg544Qy0cnnFZ lNdcWnD1XyVWWSLFNax20MvLbhPZkeTmwr5Ho9a0Z3UoaMpcygoGMcSx0OHKEAAe er8EnVGAtU+/SmloahHEmUsJuwjxngMBTtscOBX3iN6ZsFpogpL3g7q9w== 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=3qrnArky4cbLJwXpsp16UfGsjyWCwx/Rms7egRuHx2g=; b=Dc7RLiQ2 /Ov6Ay+8ErxbFGexY0GGs7/Kl6B7gbJL2RO7lON0ErrNGpxKO1HjyknM5v9OuPfX 0m81WCs76S5NDc9adAUGFDluTh1yEGOVqWroplLIyZ9f4KLXbCAxsd/egq3a6SwX oUxW/f/muqEiRqe84283YKvZSMUm9sAibGDsmDNVxnvo7QdZKEA2uyU8dGXKCJgT /MOajBq6Km+hW5IkOgs2O/93JqQnRVwCl3C4EjT2nep0w3fXYky8XjIQq6L4fp9I uyX/NgvsN0FOLbQxAhC77Ibc5JavJmelgDghGTAba5Z2l/UO9ZH0FLuZlLKHlL4u g9A9oETpZcyarA== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvtddruddvfedgudehucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne govehorghsthgrlhdqhfeguddvqddtvdculdduhedtmdenucfjughrpefhvffufffkofgj fhgggfestdekredtredttdenucfhrhhomhepofgrgihimhgvucftihhprghrugcuoehmrg igihhmvgestggvrhhnohdrthgvtghhqeenucggtffrrghtthgvrhhnpeevjeeijedtvefg fffgjeeugffguedtleetkeegteeufedtuddttdfgfffhgfeuffenucffohhmrghinhepug gvvhhitggvthhrvggvrdhorhhgnecuvehluhhsthgvrhfuihiivgepudenucfrrghrrghm pehmrghilhhfrhhomhepmhgrgihimhgvsegtvghrnhhordhtvggthh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 1 Sep 2021 05:19:35 -0400 (EDT) From: Maxime Ripard To: devicetree@vger.kernel.org, Rob Herring , Frank Rowand , Chen-Yu Tsai , Maxime Ripard , =?utf-8?q?Jernej_=C5=A0krabec?= Cc: linux-arm-kernel@lists.infradead.org, linux-sunxi@googlegroups.com, Bartosz Golaszewski , Linus Walleij , linux-gpio@vger.kernel.org Subject: [PATCH v2 22/52] dt-bindings: gpio: Convert X-Powers AXP209 GPIO binding to a schema Date: Wed, 1 Sep 2021 11:18:22 +0200 Message-Id: <20210901091852.479202-23-maxime@cerno.tech> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210901091852.479202-1-maxime@cerno.tech> References: <20210901091852.479202-1-maxime@cerno.tech> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The X-Powers AXP PMICs feature a GPIO Controller supported by Linux thanks to its device tree binding. Now that we have the DT validation in place, let's convert the device tree bindings for that driver over to a YAML schema. Cc: Bartosz Golaszewski Cc: Chen-Yu Tsai Cc: Linus Walleij Cc: linux-gpio@vger.kernel.org Signed-off-by: Maxime Ripard Reviewed-by: Rob Herring --- Changes from v1: - Removed the example and moved it in the mfd schema --- .../devicetree/bindings/gpio/gpio-axp209.txt | 75 ------------------- .../bindings/gpio/x-powers,axp209-gpio.yaml | 55 ++++++++++++++ 2 files changed, 55 insertions(+), 75 deletions(-) delete mode 100644 Documentation/devicetree/bindings/gpio/gpio-axp209.txt create mode 100644 Documentation/devicetree/bindings/gpio/x-powers,axp209-gpio.yaml diff --git a/Documentation/devicetree/bindings/gpio/gpio-axp209.txt b/Documentation/devicetree/bindings/gpio/gpio-axp209.txt deleted file mode 100644 index fc42b2caa06d..000000000000 --- a/Documentation/devicetree/bindings/gpio/gpio-axp209.txt +++ /dev/null @@ -1,75 +0,0 @@ -AXP209 GPIO & pinctrl controller - -This driver follows the usual GPIO bindings found in -Documentation/devicetree/bindings/gpio/gpio.txt - -This driver follows the usual pinctrl bindings found in -Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt - -This driver employs the per-pin muxing pattern. - -Required properties: -- compatible: Should be one of: - - "x-powers,axp209-gpio" - - "x-powers,axp813-gpio" -- #gpio-cells: Should be two. The first cell is the pin number and the - second is the GPIO flags. -- gpio-controller: Marks the device node as a GPIO controller. - -This node must be a subnode of the axp20x PMIC, documented in -Documentation/devicetree/bindings/mfd/axp20x.txt - -Example: - -axp209: pmic@34 { - compatible = "x-powers,axp209"; - reg = <0x34>; - interrupt-parent = <&nmi_intc>; - interrupts = <0 IRQ_TYPE_LEVEL_LOW>; - interrupt-controller; - #interrupt-cells = <1>; - - axp_gpio: gpio { - compatible = "x-powers,axp209-gpio"; - gpio-controller; - #gpio-cells = <2>; - }; -}; - -The GPIOs can be muxed to other functions and therefore, must be a subnode of -axp_gpio. - -Example: - -&axp_gpio { - gpio0_adc: gpio0-adc { - pins = "GPIO0"; - function = "adc"; - }; -}; - -&example_node { - pinctrl-names = "default"; - pinctrl-0 = <&gpio0_adc>; -}; - -GPIOs and their functions -------------------------- - -Each GPIO is independent from the other (i.e. GPIO0 in gpio_in function does -not force GPIO1 and GPIO2 to be in gpio_in function as well). - -axp209 ------- -GPIO | Functions ------------------------- -GPIO0 | gpio_in, gpio_out, ldo, adc -GPIO1 | gpio_in, gpio_out, ldo, adc -GPIO2 | gpio_in, gpio_out - -axp813 ------- -GPIO | Functions ------------------------- -GPIO0 | gpio_in, gpio_out, ldo, adc -GPIO1 | gpio_in, gpio_out, ldo diff --git a/Documentation/devicetree/bindings/gpio/x-powers,axp209-gpio.yaml b/Documentation/devicetree/bindings/gpio/x-powers,axp209-gpio.yaml new file mode 100644 index 000000000000..0f628b088cec --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/x-powers,axp209-gpio.yaml @@ -0,0 +1,55 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/gpio/x-powers,axp209-gpio.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: X-Powers AXP209 GPIO Device Tree Bindings + +maintainers: + - Chen-Yu Tsai + +properties: + "#gpio-cells": + const: 2 + description: > + The first cell is the pin number and the second is the GPIO flags. + + compatible: + oneOf: + - enum: + - x-powers,axp209-gpio + - x-powers,axp813-gpio + - items: + - const: x-powers,axp803-gpio + - const: x-powers,axp813-gpio + + gpio-controller: true + +patternProperties: + "^.*-pins?$": + $ref: /schemas/pinctrl/pinmux-node.yaml# + + properties: + pins: + items: + enum: + - GPIO0 + - GPIO1 + - GPIO2 + + function: + enum: + - adc + - ldo + - gpio_in + - gpio_out + +required: + - compatible + - "#gpio-cells" + - gpio-controller + +additionalProperties: false + +...