From patchwork Mon Jan 31 13:30:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Marko X-Patchwork-Id: 538543 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 4A2AAC433F5 for ; Mon, 31 Jan 2022 13:30:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1376448AbiAaNa5 (ORCPT ); Mon, 31 Jan 2022 08:30:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51544 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1358923AbiAaNa5 (ORCPT ); Mon, 31 Jan 2022 08:30:57 -0500 Received: from mail-ej1-x634.google.com (mail-ej1-x634.google.com [IPv6:2a00:1450:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B1628C06173E for ; Mon, 31 Jan 2022 05:30:56 -0800 (PST) Received: by mail-ej1-x634.google.com with SMTP id j2so42683281ejk.6 for ; Mon, 31 Jan 2022 05:30:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sartura-hr.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=pbujpOeb8vpyMS6SbS4hnPoq6ntTwNGj5wKqwYCyC3E=; b=q1RnIR0KJNjjCvEKRNqNU2CV+XIdjFzKMTm7wjEzDDNr6CgIvBu1w9A3IhSy+Wwbtt QapKvxfdtsWG9aLqFzafOgsGpoSPjFkue9rnaaVMRHJJ4NBDr5wHrs/TKtHDGuy+ZCOn CBX2OxDZlSzZZ4Uhj14bC8/2GB4RvT5nRSXBjuo4R5lsba/x7ldjL7903JIybPAMpqjS hYOuPlU1DvYFlBq60CHUjSsHuorc6xoxMiFoXhxfkQkUYIW1gwgcyhv1HQEQ+31ECNCt 81TJt/58pUv/QQ9SvVxigNkFG6iSEkpRlVhNmLUeyxODVoYTd4Ldns15298bqaR4R6w8 qnfg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=pbujpOeb8vpyMS6SbS4hnPoq6ntTwNGj5wKqwYCyC3E=; b=nocQS+hoqNpW6Kn1K1+29uZa3hL1hTicEExWZoBVDS/XRAD22TMzlcWhypDlDvyJ5x QsPwMW+4yaJwQbZc62yvlOB4+OrvY5WSlFMgKJsy3DydxHs2RlBgVQs4XQz2dUowoo1C Nny/1tzVlsgh+HB0kDb0YIHqBh76mcrbhK+22uyLi8UAtViXjSnAfKPQ/LfWG7Q0PKHV WkyvwEWh9wA+xvH8hSa0zx/6DC8YnIq9apDEO691hit5i0v8o0BJrLqT319HO5fO5vMT 3t9dwHZRt3Lfu8K5mTQ7/VmzIO24tcfr2xbL86Q8uA0NzlXvO+5ZQzhPBgVDf5K9oYa7 hvWA== X-Gm-Message-State: AOAM533h1q822oapSj4lX6ok+iAbYwf294d0cw09o6NImKmctst3vyqD tMsidPbX/YsAxOwWx039kAiHvA== X-Google-Smtp-Source: ABdhPJw3YlEVU3k33VV1mysJdvZivOCxh4/+g94kGvDsZwaX7SHW6ZydduTiVHhuEXazDO5k5/KgSw== X-Received: by 2002:a17:907:a412:: with SMTP id sg18mr17622904ejc.68.1643635855125; Mon, 31 Jan 2022 05:30:55 -0800 (PST) Received: from fedora.robimarko.hr (cpezg-94-253-144-81-cbl.xnet.hr. [94.253.144.81]) by smtp.googlemail.com with ESMTPSA id c22sm13094334eds.72.2022.01.31.05.30.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Jan 2022 05:30:54 -0800 (PST) From: Robert Marko To: linus.walleij@linaro.org, brgl@bgdev.pl, robh+dt@kernel.org, lee.jones@linaro.org, p.zabel@pengutronix.de, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, robh@kernel.org, skhan@linuxfoundation.org Cc: luka.perkov@sartura.hr, Robert Marko Subject: [PATCH v10 0/6] Add Delta TN48M CPLD support Date: Mon, 31 Jan 2022 14:30:43 +0100 Message-Id: <20220131133049.77780-1-robert.marko@sartura.hr> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Delta TN48M switches have a Lattice CPLD that serves multiple purposes including being a GPIO expander and providing various resets. This patch series focuses on providing support for the CPLD provided peripherals that are needed for the switch to function. The series has been refined over the last 9 months or so and currently all of the code has been reviewed and is ready for merge. We are still hovewer waiting for the DT bindings to be reviewed for a while, but hopefully Rob will provide feedback soon. --- Changes in v10: * Rebase onto 5.17-rc1 Robert Marko (6): mfd: simple-mfd-i2c: Add Delta TN48M CPLD support gpio: Add Delta TN48M CPLD GPIO driver dt-bindings: reset: Add Delta TN48M reset: Add Delta TN48M CPLD reset controller dt-bindings: mfd: Add Delta TN48M CPLD drivers bindings MAINTAINERS: Add Delta Networks TN48M CPLD drivers .../bindings/gpio/delta,tn48m-gpio.yaml | 39 ++++++ .../bindings/mfd/delta,tn48m-cpld.yaml | 90 ++++++++++++ .../bindings/reset/delta,tn48m-reset.yaml | 35 +++++ MAINTAINERS | 9 ++ drivers/gpio/Kconfig | 12 ++ drivers/gpio/Makefile | 1 + drivers/gpio/gpio-tn48m.c | 100 ++++++++++++++ drivers/mfd/Kconfig | 11 ++ drivers/mfd/simple-mfd-i2c.c | 1 + drivers/reset/Kconfig | 13 ++ drivers/reset/Makefile | 1 + drivers/reset/reset-tn48m.c | 128 ++++++++++++++++++ include/dt-bindings/reset/delta,tn48m-reset.h | 20 +++ 13 files changed, 460 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/delta,tn48m-gpio.yaml create mode 100644 Documentation/devicetree/bindings/mfd/delta,tn48m-cpld.yaml create mode 100644 Documentation/devicetree/bindings/reset/delta,tn48m-reset.yaml create mode 100644 drivers/gpio/gpio-tn48m.c create mode 100644 drivers/reset/reset-tn48m.c create mode 100644 include/dt-bindings/reset/delta,tn48m-reset.h