From patchwork Thu Jan 5 18:33:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrizio Castro X-Patchwork-Id: 639870 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 CA2AEC3DA7D for ; Thu, 5 Jan 2023 18:34:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235123AbjAESdu (ORCPT ); Thu, 5 Jan 2023 13:33:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52692 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234833AbjAESdl (ORCPT ); Thu, 5 Jan 2023 13:33:41 -0500 Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 4BF8E59F95; Thu, 5 Jan 2023 10:33:40 -0800 (PST) X-IronPort-AV: E=Sophos;i="5.96,303,1665414000"; d="scan'208";a="148283520" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 06 Jan 2023 03:33:39 +0900 Received: from mulinux.example.org (unknown [10.226.92.64]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 6FE2E40065A8; Fri, 6 Jan 2023 03:33:34 +0900 (JST) From: Fabrizio Castro To: Linus Walleij , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , Sebastian Reichel , Geert Uytterhoeven Cc: Fabrizio Castro , Lee Jones , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Chris Paterson , Biju Das , linux-renesas-soc@vger.kernel.org, Laurent Pinchart , Jacopo Mondi Subject: [PATCH v3 0/2] Driver support for RZ/V2M PWC Date: Thu, 5 Jan 2023 18:33:17 +0000 Message-Id: <20230105183319.144366-1-fabrizio.castro.jz@renesas.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org The PWC IP found in the RZ/V2M family of chips fits the Multi-Function Device (MFD) model quite well, and comes with the below capabilities: * external power supply on/off sequence generation * on/off signal generation for the LPDDR4 core power supply (LPVDD) * key input signals processing * general-purpose output pins This new version of the series merges the 3 drivers from version 2 (MFD core driver, GPIO driver, and poweroff driver) into a single driver. Thanks, Fab Fabrizio Castro (2): dt-bindings: mfd: Add RZ/V2M PWC soc: renesas: Add PWC support for RZ/V2M .../bindings/mfd/renesas,rzv2m-pwc.yaml | 56 +++++++ drivers/soc/renesas/Kconfig | 4 + drivers/soc/renesas/Makefile | 1 + drivers/soc/renesas/pwc-rzv2m.c | 141 ++++++++++++++++++ 4 files changed, 202 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/renesas,rzv2m-pwc.yaml create mode 100644 drivers/soc/renesas/pwc-rzv2m.c