From patchwork Fri Nov 1 08:27:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xianwei Zhao via B4 Relay X-Patchwork-Id: 13859457 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 553DDE6B278 for ; Fri, 1 Nov 2024 14:02:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To: References:Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version: Subject:Date:From:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=16+22Ye9VLGg6SaDg7irfKMxZTPXIedl4yFHXsNedBU=; b=bIGTTeyIX9hOq+juAHsiC1bNWp IRlMNXpLfcQbACjuwV3f96DKJQxGCAIE7fDk9ov5OOi2b7yIeygwPGXOArQ4T5ItwYGVgXlvjSa9Z 2tDEZbHVniQCHql5n9KzBjMn11HMV+vqZ/0mkac7lhATAeO4Jc6T8Rv9xLiwAa4oxlA4IjURYsLPl sV4TWeI+0xfmI3Rxlld0JwzU8Szrvp8AU6xZT0dSc5wcNCTkPMypVCvv1ZeALRr52AsDZq0TMLP3d KKK/stbHzoy0tBAJSCOQuRoHZ06Vb2E7qgVhj9hNBEGXhKR9kIoGXbaJTG8D3cmb3QbT6uUfycyPW g1c8EjAQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t6sES-00000007GMX-0Gnj; Fri, 01 Nov 2024 14:02:32 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t6s4m-00000007EqZ-2pMB; Fri, 01 Nov 2024 13:52:32 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Reply-To:Cc:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Sender:Content-ID:Content-Description; bh=16+22Ye9VLGg6SaDg7irfKMxZTPXIedl4yFHXsNedBU=; b=VRbf6yiZQ+iQLdyAmzGCY2HvQI xRqWEvBgfLkJ9/nMzsmgHN0alXnbkjogGhLhdIGQUQoDC2vRKUaKeUuHBEVf9nLaiZziQyuM/Re9M 4oVz7iemRWLWcO+aS/Kxeq+o3mVxRVq5qhM7C4tNHRBoU/JFuKDHgD35orblFd7S2G4MqrZjCnLBk HQVNkoyVZL6SzgDNyy3l39qzWxEki40qq46ZDA9AwCjVRLOQKkH7oOOCLdQ94CG9jQJBObxGU19Gm 9wAlii+tEQ7nGqyI8wZ2tDrzX+Y2JP10MeVWWS+tQTrgPxLLcUPwo3odQeYtZkn06YvA0ERctwG7E dU5t+mlg==; Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by desiato.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t6s4i-0000000AhIQ-0wLt; Fri, 01 Nov 2024 13:52:31 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 2EABD5C3A67; Fri, 1 Nov 2024 08:26:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id C09F8C4CED2; Fri, 1 Nov 2024 08:27:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1730449640; bh=u/qw2hKCT9cFOoXZwF+MDoMtpUmJbTAMh7xRFAFXzgM=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=dADt3Ewzi+v+7BOLMRY/nL9peULtYo1hrrdsEYcYUWYXDWOtvHfSwuFrroU/QLyfN +vXsKQayCiR4WR5aWBnveTlwo9mnGipsgrjZL0CHiA3+hKY1cn/xvHvVEXt5WgbrKg eqRc4ONQX6s0UVVhlupgAqA+YZqa3FLnqUxO/tPfegfKvJ9BS9pQ1sj5i3/ci+3SVU JzePKKwPse4snaswDUIBFEJnK5s0mQaqfv3IfZJSFuGxAWpxriwhRG2gtwPo6rZUKK BG2TVoqmkfq+r/G/Nw8+XgTKnaSYi+A+m6qDcmFIVGijf/Qyods9etXohQ5mXe7cWt CaA+UoRjBYrig== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id A91C4E674B9; Fri, 1 Nov 2024 08:27:20 +0000 (UTC) From: Xianwei Zhao via B4 Relay Date: Fri, 01 Nov 2024 16:27:18 +0800 Subject: [PATCH RFC v4 2/4] pinctrl: meson: add interface of of_xlate MIME-Version: 1.0 Message-Id: <20241101-a4_pinctrl-v4-2-efd98edc3ad4@amlogic.com> References: <20241101-a4_pinctrl-v4-0-efd98edc3ad4@amlogic.com> In-Reply-To: <20241101-a4_pinctrl-v4-0-efd98edc3ad4@amlogic.com> To: Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Bartosz Golaszewski Cc: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, Xianwei Zhao X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=ed25519-sha256; t=1730449638; l=1697; i=xianwei.zhao@amlogic.com; s=20231208; h=from:subject:message-id; bh=knLIUCSGih56JEya5+7FKqp5xI+HFVaycdj15fbWv+g=; b=QM1zSNe+4Fb8fwciG4BdSgMCDW+B64PF10XSfq5BS4qnHgRf/iIEaq+FaP/S6LiR/h8wqDPjc KBviRMisYn4CC8xJYgYk1KmfCA9Iczlea98u8TknDZIcXaNtKHZiSGP X-Developer-Key: i=xianwei.zhao@amlogic.com; a=ed25519; pk=o4fDH8ZXL6xQg5h17eNzRljf6pwZHWWjqcOSsj3dW24= X-Endpoint-Received: by B4 Relay for xianwei.zhao@amlogic.com/20231208 with auth_id=107 X-Original-From: Xianwei Zhao X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241101_135228_840573_5CC43ADB X-CRM114-Status: GOOD ( 10.20 ) 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: , Reply-To: xianwei.zhao@amlogic.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Xianwei Zhao Amlogic pinctrl software framework use system API of_gpio_simple_xlate which only support linear one-to-one correspondence to translate gpiospec to the GPIO number and flags before. It can not meet the non-linear needs. Add the interface satisfies the underlying driver to implement the transformation to meet the needs of various scenarios. Signed-off-by: Xianwei Zhao --- drivers/pinctrl/meson/pinctrl-meson.c | 4 ++++ drivers/pinctrl/meson/pinctrl-meson.h | 4 ++++ 2 files changed, 8 insertions(+) diff --git a/drivers/pinctrl/meson/pinctrl-meson.c b/drivers/pinctrl/meson/pinctrl-meson.c index 253a0cc57e39..fc0c0bef38c0 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.c +++ b/drivers/pinctrl/meson/pinctrl-meson.c @@ -620,6 +620,10 @@ static int meson_gpiolib_register(struct meson_pinctrl *pc) pc->chip.base = -1; pc->chip.ngpio = pc->data->num_pins; pc->chip.can_sleep = false; + if (pc->data->of_xlate) { + pc->chip.of_gpio_n_cells = pc->data->of_gpio_n_cells; + pc->chip.of_xlate = pc->data->of_xlate; + } ret = gpiochip_add_data(&pc->chip, pc); if (ret) { diff --git a/drivers/pinctrl/meson/pinctrl-meson.h b/drivers/pinctrl/meson/pinctrl-meson.h index 7883ea31a001..cbb3f22552b9 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.h +++ b/drivers/pinctrl/meson/pinctrl-meson.h @@ -120,6 +120,10 @@ struct meson_pinctrl_data { const struct pinmux_ops *pmx_ops; const void *pmx_data; int (*parse_dt)(struct meson_pinctrl *pc); + int (*of_xlate)(struct gpio_chip *gc, + const struct of_phandle_args *gpiospec, + u32 *flags); + int of_gpio_n_cells; }; struct meson_pinctrl {