From mboxrd@z Thu Jan 1 00:00:00 1970 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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 827C1C433B4 for ; Mon, 10 May 2021 13:40:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4985661421 for ; Mon, 10 May 2021 13:40:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237036AbhEJNmA (ORCPT ); Mon, 10 May 2021 09:42:00 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:44424 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348948AbhEJNKK (ORCPT ); Mon, 10 May 2021 09:10:10 -0400 Received: from mail-qt1-f199.google.com ([209.85.160.199]) by youngberry.canonical.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.93) (envelope-from ) id 1lg5ei-0007hg-1x for linux-gpio@vger.kernel.org; Mon, 10 May 2021 13:09:04 +0000 Received: by mail-qt1-f199.google.com with SMTP id b19-20020ac84f130000b02901d543c52248so7176835qte.1 for ; Mon, 10 May 2021 06:09:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=3EZlfL7z84grZikXYl9bmKb5sE14hGf3dWPqG5s9Xqg=; b=ShkI3PYuwr1s6VeEJXMxKpQeA3kpEJW8CLlM6EQmD3di+WFUJFoYw0WsCmkyTqPV65 ydml+zHKX09WUzJ3jdt3lznXlmYG5yBaTRaihSvLWe5l9FTPy5NXMzK74WTNXzGBAdUx fo+JESbBhXufcruBvpNKDjdajPt61QkPesR9OOTt1GybgdDF79/lK33U6RFuhN2/Bon6 y26WO3zxskeZhJ0sgsJqHXQObunyfsJqvOiD0RirSYhXisSAP2Grs+eIWz29eA3563xu SY1443Nwpg1KC7iw6yF72NNEMRcEBbhOYi7kMzDQS3fK1xHppSPS4+BlmHE3k3pRQyfC MorQ== X-Gm-Message-State: AOAM532n7nWcqCg4NmeaCDAX8TaaxdgGsOXJqhgiWVQnQyefYiwYcRyS d9UBLCHGz047dJDH4OgcJQF+zi424dBAhrLjve07L9hZF5eGt2V3O7KHkgOs65+6MhsMsO6IPYi brXFYPfRwknAEKJmreBTlmFLwaULtfsUNn1FlzB4= X-Received: by 2002:a37:e50e:: with SMTP id e14mr22088275qkg.117.1620652143174; Mon, 10 May 2021 06:09:03 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwwLP9GlKtI1WyA/nxy7DLVZK7IgyXSKBIhEvh2JTEwD5ovaV0XsMxwD2P69LAwyJBXGELSqA== X-Received: by 2002:a37:e50e:: with SMTP id e14mr22088259qkg.117.1620652143029; Mon, 10 May 2021 06:09:03 -0700 (PDT) Received: from [192.168.1.4] ([45.237.49.6]) by smtp.gmail.com with ESMTPSA id u27sm3847415qku.33.2021.05.10.06.09.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 May 2021 06:09:02 -0700 (PDT) Subject: Re: [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl To: Tomasz Figa , Linus Walleij Cc: Mark Kettenis , kettenis@openbsd.org, Marc Zyngier , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Hector Martin , Rob Herring , Linux ARM , "open list:GPIO SUBSYSTEM" , linux-kernel , Bartosz Golaszewski , sven@svenpeter.dev References: <20210508142000.85116-1-kettenis@openbsd.org> <20210508142000.85116-2-kettenis@openbsd.org> From: Krzysztof Kozlowski Message-ID: Date: Mon, 10 May 2021 09:09:00 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org On 09/05/2021 05:50, Tomasz Figa wrote: >>>> So is this an entirely Apple thing now, and not based on some Samsung >>>> block from S3C like what we have seen before? >>> >>> As far as I can tell, yes. This Apple controller has a single >>> register per pin that controls the muxing and gpio functions, whereas >>> the S3C controller seems to have 4 registers per pin. >> >> Fair enough. >> > > Right, doesn't sound like any Samsung pin controller I'm familiar > with, although I haven't followed new hardware developments since I > left Samsung a few years ago. I've stayed as a maintainer mostly to > help with the legacy SoCs I had worked with, e.g. s3c6410. :) I can confirm that it looks different than Samsung designs. Best regards, Krzysztof From mboxrd@z Thu Jan 1 00:00:00 1970 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=-6.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 BD7E0C433B4 for ; Mon, 10 May 2021 13:10:41 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1D1DA611C2 for ; Mon, 10 May 2021 13:10:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1D1DA611C2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=canonical.com Authentication-Results: mail.kernel.org; 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Mon, 10 May 2021 06:09:03 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwwLP9GlKtI1WyA/nxy7DLVZK7IgyXSKBIhEvh2JTEwD5ovaV0XsMxwD2P69LAwyJBXGELSqA== X-Received: by 2002:a37:e50e:: with SMTP id e14mr22088259qkg.117.1620652143029; Mon, 10 May 2021 06:09:03 -0700 (PDT) Received: from [192.168.1.4] ([45.237.49.6]) by smtp.gmail.com with ESMTPSA id u27sm3847415qku.33.2021.05.10.06.09.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 May 2021 06:09:02 -0700 (PDT) Subject: Re: [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl To: Tomasz Figa , Linus Walleij Cc: Mark Kettenis , kettenis@openbsd.org, Marc Zyngier , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Hector Martin , Rob Herring , Linux ARM , "open list:GPIO SUBSYSTEM" , linux-kernel , Bartosz Golaszewski , sven@svenpeter.dev References: <20210508142000.85116-1-kettenis@openbsd.org> <20210508142000.85116-2-kettenis@openbsd.org> From: Krzysztof Kozlowski Message-ID: Date: Mon, 10 May 2021 09:09:00 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210510_060905_728954_9FFBC145 X-CRM114-Status: GOOD ( 14.33 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 09/05/2021 05:50, Tomasz Figa wrote: >>>> So is this an entirely Apple thing now, and not based on some Samsung >>>> block from S3C like what we have seen before? >>> >>> As far as I can tell, yes. This Apple controller has a single >>> register per pin that controls the muxing and gpio functions, whereas >>> the S3C controller seems to have 4 registers per pin. >> >> Fair enough. >> > > Right, doesn't sound like any Samsung pin controller I'm familiar > with, although I haven't followed new hardware developments since I > left Samsung a few years ago. I've stayed as a maintainer mostly to > help with the legacy SoCs I had worked with, e.g. s3c6410. :) I can confirm that it looks different than Samsung designs. Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel