From patchwork Mon Mar 13 17:09:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Francesco Dolcini X-Patchwork-Id: 663172 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 9788CC74A4B for ; Mon, 13 Mar 2023 17:11:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230513AbjCMRLx (ORCPT ); Mon, 13 Mar 2023 13:11:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55750 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230401AbjCMRLq (ORCPT ); Mon, 13 Mar 2023 13:11:46 -0400 Received: from mail11.truemail.it (mail11.truemail.it [IPv6:2001:4b7e:0:8::81]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2AAEB28E5F; Mon, 13 Mar 2023 10:11:15 -0700 (PDT) Received: from francesco-nb.pivistrello.it (93-49-2-63.ip317.fastwebnet.it [93.49.2.63]) by mail11.truemail.it (Postfix) with ESMTPA id 5C96520779; Mon, 13 Mar 2023 18:09:54 +0100 (CET) From: Francesco Dolcini To: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org Cc: Emanuele Ghidoli , Linus Walleij , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , linux-kernel@vger.kernel.org, Francesco Dolcini , Krzysztof Kozlowski Subject: [PATCH v3 1/2] dt-bindings: gpio: add fcs,fxl6408 Date: Mon, 13 Mar 2023 18:09:49 +0100 Message-Id: <20230313170950.256964-2-francesco@dolcini.it> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230313170950.256964-1-francesco@dolcini.it> References: <20230313170950.256964-1-francesco@dolcini.it> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org From: Emanuele Ghidoli Add Fairchild FXL6408 8-bit I2C-controlled GPIO expander. Signed-off-by: Emanuele Ghidoli Signed-off-by: Francesco Dolcini Reviewed-by: Krzysztof Kozlowski --- v3: * add Reviewed-by: Krzysztof Kozlowski v2: * remove "driver" word from yaml * simplify gpio-hog property definition * rename fcs,fxl6408-gpio.yaml to fcs,fxl6408.yaml * add missing SoB --- .../devicetree/bindings/gpio/fcs,fxl6408.yaml | 58 +++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/fcs,fxl6408.yaml diff --git a/Documentation/devicetree/bindings/gpio/fcs,fxl6408.yaml b/Documentation/devicetree/bindings/gpio/fcs,fxl6408.yaml new file mode 100644 index 000000000000..65b6970e42fb --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/fcs,fxl6408.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/fcs,fxl6408.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Fairchild FXL6408 I2C GPIO Expander + +maintainers: + - Emanuele Ghidoli + +properties: + compatible: + enum: + - fcs,fxl6408 + + reg: + maxItems: 1 + + "#gpio-cells": + const: 2 + + gpio-controller: true + + gpio-line-names: + minItems: 1 + maxItems: 8 + +patternProperties: + "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$": + required: + - gpio-hog + +required: + - compatible + - reg + - gpio-controller + - "#gpio-cells" + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + gpio_expander_43: gpio-expander@43 { + compatible = "fcs,fxl6408"; + reg = <0x43>; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "Wi-Fi_W_DISABLE", "Wi-Fi_WKUP_WLAN", + "PWR_EN_+V3.3_WiFi_N", "PCIe_REF_CLK_EN", + "USB_RESET_N", "USB_BYPASS_N", "Wi-Fi_PDn", + "Wi-Fi_WKUP_BT"; + }; + };