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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1E243C04A95 for ; Fri, 23 Sep 2022 18:41:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Tyi5MbMl/MIRiesOlB65pW0bqjpxIvd/kO1OnuzXdFg=; b=P1BgYIFCoXx714 XBqzkwjM/oTJNsNpP13HuOi9fLyj0NGhtZ9LpYzX49g45D0i9Zdjmt4oe/cs/34zxJbcYs9qjogox 0nNotK207DLaWhYFon0PjuEBMxmMLo0/6gih7QMvdX327HljL83DsdopmeRfcm8h6qeKRHf3Dz7So oFsBHVB21pNO8kdx45gQ0MLJSXHrWxPDQiLNUyTIvNF7VDXPgBK7QsiPGzZVQL85TQTU8RevtSIKn YMT8IpeFSOwFMNvQVdfbbzKElUzT7ZmVwQFXtZ2bQed5Nu6mh/jo1oWMaTY2dev6VUmMWByzZKjZw NUu6GIRfDG+bljdsmHPw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1obncA-005NCC-1v; Fri, 23 Sep 2022 18:41:30 +0000 Received: from gloria.sntech.de ([185.11.138.130]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1obnbz-005NAa-Vl; Fri, 23 Sep 2022 18:41:21 +0000 Received: from p508fdd76.dip0.t-ipconnect.de ([80.143.221.118] helo=phil.localnet) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1obnbw-0000Sm-AL; Fri, 23 Sep 2022 20:41:16 +0200 From: Heiko Stuebner To: Quentin Schulz Cc: linus.walleij@linaro.org, brgl@bgdev.pl, jay.xu@rock-chips.com, linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, foss+kernel@0leil.net, Quentin Schulz , stable@vger.kernel.org Subject: Re: [PATCH 2/2] gpio: rockchip: request GPIO mux to pinctrl when setting direction Date: Fri, 23 Sep 2022 20:41:15 +0200 Message-ID: <3292995.CbtlEUcBR6@phil> In-Reply-To: <20220923145141.3463754-3-foss+kernel@0leil.net> References: <20220923145141.3463754-1-foss+kernel@0leil.net> <20220923145141.3463754-3-foss+kernel@0leil.net> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220923_114120_044051_A1E3BE7A X-CRM114-Status: GOOD ( 13.49 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Am Freitag, 23. September 2022, 16:51:41 CEST schrieb Quentin Schulz: > From: Quentin Schulz > > Before the split of gpio and pinctrl sections in their own driver, > rockchip_set_mux was called in pinmux_ops.gpio_set_direction for > configuring a pin in its GPIO function. > > This is essential for cases where pinctrl is "bypassed" by gpio > consumers otherwise the GPIO function is not configured for the pin and > it does not work. Such was the case for the sysfs/libgpiod userspace > GPIO handling. > > Let's call pinctrl_gpio_direction_input/output when setting the > direction of a GPIO so that the pinctrl core requests from the rockchip > pinctrl driver to put the pin in its GPIO function. > > Fixes: 9ce9a02039de ("pinctrl/rockchip: drop the gpio related codes") > Fixes: 936ee2675eee ("gpio/rockchip: add driver for rockchip gpio") > Cc: stable@vger.kernel.org > Signed-off-by: Quentin Schulz cool, thanks a lot for reimplementing this Reviewed-by: Heiko Stuebner _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip