Received: by 2002:a05:6a10:5bc5:0:0:0:0 with SMTP id os5csp3569264pxb; Fri, 5 Nov 2021 18:36:31 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwaHtwFU1UEsp7X4EPwk5JlcYMYIxXRmWjyIxPnD82ZeVTD4eSXPEKkZHo20yHgPoad9Qa9 X-Received: by 2002:a92:1a08:: with SMTP id a8mr42863884ila.286.1636162591525; Fri, 05 Nov 2021 18:36:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1636162591; cv=none; d=google.com; s=arc-20160816; b=W9FJXJojBBdVy+2BfiJoOUmR/MmBtnhenhjBi9oM80D16Zhcr4bb2NxcB0cq8mt7Hb bjjWLsF12Q4oWydPpKOH9UVRXXa8YaoSqaxxTPVeW1TixhJ2eDwJKhdh5otaHnlLfcS+ OazZtrCfU8XYYOWBqRQ4BaGY+5lCgwHAAYbcP0qkmnjjFO3pJe1bRBz1gMFVz9em2PU5 d1VAyPjE9iQHEUo+z8s0OcgZC5xM/OHoQNA+pwxTttlMIUn9QfcHyO+IRvfuZGaSI0Yn h2FNYVFsv8euiH3sPet1i8RjfxUKGYum2R4ARsAOn8k9Dv2Xdy4v3I6/yAp7wUA+VDhI Lg4w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:message-id:user-agent:references:in-reply-to :subject:cc:to:from:date:content-transfer-encoding:mime-version :dkim-signature; bh=hwVqj2YlRSm88Yl9/rtdKB9RH4VS25SKBR6+J4C5/i4=; b=iSHkIkKoFnaOEcTEXfVEPfwZgq0ZaLMKivmYJXx8vcpZgYL7N5ermDYOPWWLyZ5YHO SZv2ZTS2cjIUqYZU4dk43AI9SST09G8Clfbh4NXyVSozvjuBRt3zOhliNV+VICOJCx3G /Ed0iBQ0oxMpGTevuPQk8K9rJCkBk27Fv1106mdLVMgvqP5mE7paN7XffaFrAIM08x9E 5tGkflDJbhhOoYXjrSfAIz/6Iim/ZNloXYhSoQQ+pthtGo0aVjrqdhnATg393u0WQHko rth3mSTU+iHB/EBGk2E5k8BafQdWohPArlL6NW78omOkRZQ+xNUmx6/gVBbPz4FhVX5F uLpg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@walle.cc header.s=mail2016061301 header.b=Mcy282jX; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id j3si14361712ilq.96.2021.11.05.18.36.19; Fri, 05 Nov 2021 18:36:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@walle.cc header.s=mail2016061301 header.b=Mcy282jX; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231922AbhKEX2n (ORCPT + 99 others); Fri, 5 Nov 2021 19:28:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35190 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229917AbhKEX2n (ORCPT ); Fri, 5 Nov 2021 19:28:43 -0400 Received: from ssl.serverraum.org (ssl.serverraum.org [IPv6:2a01:4f8:151:8464::1:2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 090C1C061570; Fri, 5 Nov 2021 16:26:03 -0700 (PDT) Received: from ssl.serverraum.org (web.serverraum.org [172.16.0.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ssl.serverraum.org (Postfix) with ESMTPSA id 458D222247; Sat, 6 Nov 2021 00:26:01 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=walle.cc; s=mail2016061301; t=1636154761; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hwVqj2YlRSm88Yl9/rtdKB9RH4VS25SKBR6+J4C5/i4=; b=Mcy282jXLjfB1DMqaOkuwKJzJB5kbJcdstl5jwhY0KT9PaSAdQkdHMyzN85Lpvw0EbaHLO 6noWcFbD1GfuipVS/s4wVY0ukitYJhz65SeAZMvvVB4vSySHVxAB/iIN/6VVhvfTqnLYN7 o54EBxYRG4cRUKlbG2nI2h67S8Ng2h8= MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Sat, 06 Nov 2021 00:26:01 +0100 From: Michael Walle To: Robert Marko Cc: linus.walleij@linaro.org, bgolaszewski@baylibre.com, 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, andy.shevchenko@gmail.com, luka.perkov@sartura.hr Subject: Re: [PATCH v8 2/6] gpio: Add Delta TN48M CPLD GPIO driver In-Reply-To: <20211105113859.101868-2-robert.marko@sartura.hr> References: <20211105113859.101868-1-robert.marko@sartura.hr> <20211105113859.101868-2-robert.marko@sartura.hr> User-Agent: Roundcube Webmail/1.4.11 Message-ID: <0089ad65c17a5d12e86ee09aaa7716da@walle.cc> X-Sender: michael@walle.cc Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am 2021-11-05 12:38, schrieb Robert Marko: > Delta TN48M switch has an onboard Lattice CPLD that is used as a GPIO > expander. > > The CPLD provides 12 pins in total on the TN48M, but on more advanced > switch models it provides up to 192 pins, so the driver is extendable > to support more switches. > > Signed-off-by: Robert Marko Reviewed-by: Michael Walle -michael