From patchwork Sun Oct 1 14:12:52 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Duje_Mihanovi=C4=87?= X-Patchwork-Id: 147105 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:612c:2a8e:b0:403:3b70:6f57 with SMTP id in14csp894018vqb; Sun, 1 Oct 2023 07:14:21 -0700 (PDT) X-Google-Smtp-Source: AGHT+IGoGEG+qU2WCWObqlHyIcK4av1vXIrAiR5phb2L+RwQ5MsWCoo0s7HqLUowyX3re3/nlm8n X-Received: by 2002:a05:6e02:12e3:b0:351:4bf9:5b02 with SMTP id l3-20020a056e0212e300b003514bf95b02mr11992770iln.7.1696169661504; Sun, 01 Oct 2023 07:14:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1696169661; cv=none; d=google.com; s=arc-20160816; b=sfyzINVjHNHW7R0GYi1LXFbJL3i9PQfl2lqGoFnWwN0hDKgM4w+mvw8dCW6ClKu8Oa csZRMRQRFIDDzD6eDPTDk/v58nWChhmPk4q1cbZR7wM9JeBAJI1njDOThwUD46RF4ttF tNKGaVAvGeS+JGvHtyN6burXSFzg0YFQtTHDku7Gqh8gQIeJYkz9JRzVnmjItmRjOC0H EbdOJZHtBrm7DCq68a7Bz3JhOQpuXufpZ6Q68auJIlsl7kQEBNTooCF7YI6tMRIVEfqq 8ogX9cHdyG5hBWlQ41x1tdxybM1IK1kxQMrxgkRJazoH2IeJg/SJALitOwoPFdOtw3h+ AWGA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:in-reply-to:references:message-id :content-transfer-encoding:mime-version:subject:date:from; bh=1lrWLmjhOOFlo4DwBMHXgeSp7RzWsk5WoP10hZuc5mw=; fh=H4D8raVEE9ToK4xcGS9/Pnvmhs2QUzCYuQTuaKubzik=; b=uJD+R5J2E7JvS14nPYwnt+wcXDYB4Y0xMBj1MAPf056hY1OA7MuguFUoIa+Fv97bp7 ljDZmr+qJD8MjBR1vuAGqVFSwyI1TtEqJjTVQCAclrq6sO4KEfvv30qcxpr/F2SN9uZc 0Uz87hrDdPcymgMME1+aFqzDmN/3qtCOmFRoN0X3YcgtetglAtfP067gGgmSaZJ+0B31 zDB9eqhoz/ck/gKPhCY8Dr7B3E+fgW41TOzZETN3J2fjv8LUg7svDMBNnpkcymbCMmmp pYA6RFEdaY5toH+PdS5dpZmMUuTTwTBe+WKPjTjWRitzURR96cK8A4YCNsGBVT9oZdkE cRBg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.36 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from pete.vger.email (pete.vger.email. [23.128.96.36]) by mx.google.com with ESMTPS id pg10-20020a17090b1e0a00b0026d0fa1c51esi5962336pjb.125.2023.10.01.07.14.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Oct 2023 07:14:21 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.36 as permitted sender) client-ip=23.128.96.36; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.36 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by pete.vger.email (Postfix) with ESMTP id 9C376802EF2D; Sun, 1 Oct 2023 07:14:16 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at pete.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235099AbjJAONN (ORCPT + 18 others); Sun, 1 Oct 2023 10:13:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33026 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235060AbjJAONG (ORCPT ); Sun, 1 Oct 2023 10:13:06 -0400 Received: from mx.skole.hr (mx2.hosting.skole.hr [161.53.165.186]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4DEAEB0; Sun, 1 Oct 2023 07:13:04 -0700 (PDT) Received: from mx2.hosting.skole.hr (localhost.localdomain [127.0.0.1]) by mx.skole.hr (mx.skole.hr) with ESMTP id 3E63482EE4; Sun, 1 Oct 2023 16:13:02 +0200 (CEST) From: =?utf-8?q?Duje_Mihanovi=C4=87?= Date: Sun, 01 Oct 2023 16:12:52 +0200 Subject: [PATCH RFC v4 1/6] ARM: pxa: Convert Spitz OHCI to GPIO descriptors MIME-Version: 1.0 Message-Id: <20231001-pxa-gpio-v4-1-0f3b975e6ed5@skole.hr> References: <20231001-pxa-gpio-v4-0-0f3b975e6ed5@skole.hr> In-Reply-To: <20231001-pxa-gpio-v4-0-0f3b975e6ed5@skole.hr> To: Daniel Mack , Haojian Zhuang , Robert Jarzmik , Russell King , Alan Stern , Greg Kroah-Hartman , Linus Walleij , Bartosz Golaszewski , Andy Shevchenko , Dmitry Torokhov , Mark Brown Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-gpio@vger.kernel.org, linux-input@vger.kernel.org, linux-spi@vger.kernel.org, =?utf-8?q?Duje_Miha?= =?utf-8?q?novi=C4=87?= X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=2808; i=duje.mihanovic@skole.hr; h=from:subject:message-id; bh=4sX1PS5NLwZRhHOu3BMbTUbGwhVaNfoWO3+h0yX7Lg4=; b=owEBbQKS/ZANAwAIAZoRnrBCLZbhAcsmYgBlGX5oD5v1q3D2pBy2pnWW2mOiPNx+cRWWHjXfT RC/kxqaZVqJAjMEAAEIAB0WIQRT351NnD/hEPs2LXiaEZ6wQi2W4QUCZRl+aAAKCRCaEZ6wQi2W 4WEWD/0TD83mGgXX8o3qZD8paDoQgp4k+yu4xZlTzVxdkLr+ylGQfiGcqEzT+aYJilDsxRL7+EP v4nB+OOzh93aPma4q19BpnlJ+Odk4hBzDL+ztx782nmj6zcbpYj6d0HaAh4XxOfxlqqrN0j2lbI twBW6A4eKIif1nmDu0g8ITuG+Z1TSLynaj8tKnc7irnO13NcM6xwj0zzSnaG+OUNZTUClpmj+H7 XDaVRHwzymEMxVU+t8YlP6mDo/ev6EfIbq25sr+FT6Qbdlcga5eE29H+FeKpiiKYZ3k3fNlgnwI UF3OAsORFbf6fbgOtDWVDyAf2vw3THHfrGPu6gYBVHZP5QFRUHIE2E+APhhomuDuetSbhPDovJX +ZrX5vDvcVDABKRtLAFaNDZB0lMQy4BNLmO6w0RVDbe5FPnsAcaDcR+oRmOJG2pILgS9JySqEJe pH7nfCrJYVpFvUNlW4MHc1l3APqb/WALkyZy3wejzC00/wDsuKkDq7STUkbTNFnDoQo6jtN/Avz Vn29rj4CGQ/0eNocMPKRCtCdTkZXyndk/Znxz57hz6KNKfIEal6A5gqrh+VKoKqwhB3uGkxxiN2 3yw2rWAWtSqyiHEqJhfjOVKPesl22i4CWHkIUbGYXSkr8Rx7HjbYNn1uHOxdFCMA+PKX0mFSE98 EBnaGhZEiosq8dA== X-Developer-Key: i=duje.mihanovic@skole.hr; a=openpgp; fpr=53DF9D4D9C3FE110FB362D789A119EB0422D96E1 X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Sun, 01 Oct 2023 07:14:16 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1778562799340173412 X-GMAIL-MSGID: 1778562799340173412 Sharp's Spitz board still uses the legacy GPIO interface for controlling a GPIO pin related to the USB host controller. Convert this function to use the new GPIO descriptor interface. Reviewed-by: Linus Walleij Signed-off-by: Duje Mihanović --- arch/arm/mach-pxa/spitz.c | 13 ++++++------- drivers/usb/host/ohci-pxa27x.c | 7 +++++++ 2 files changed, 13 insertions(+), 7 deletions(-) diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index cc691b199429..535e2b2e997b 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -649,23 +649,22 @@ static inline void spitz_mmc_init(void) {} * USB Host ******************************************************************************/ #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) +GPIO_LOOKUP_SINGLE(spitz_usb_host_gpio_table, "pxa27x-ohci", "gpio-pxa", + SPITZ_GPIO_USB_HOST, "usb-host", GPIO_ACTIVE_LOW); + static int spitz_ohci_init(struct device *dev) { - int err; - - err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST"); - if (err) - return err; + gpiod_add_lookup_table(&spitz_usb_host_gpio_table); /* Only Port 2 is connected, setup USB Port 2 Output Control Register */ UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; - return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1); + return 0; } static void spitz_ohci_exit(struct device *dev) { - gpio_free(SPITZ_GPIO_USB_HOST); + gpiod_remove_lookup_table(&spitz_usb_host_gpio_table); } static struct pxaohci_platform_data spitz_ohci_platform_data = { diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c index 357d9aee38a3..b70d452ca7c2 100644 --- a/drivers/usb/host/ohci-pxa27x.c +++ b/drivers/usb/host/ohci-pxa27x.c @@ -121,6 +121,7 @@ struct pxa27x_ohci { void __iomem *mmio_base; struct regulator *vbus[3]; bool vbus_enabled[3]; + struct gpio_desc *usb_host; }; #define to_pxa27x_ohci(hcd) (struct pxa27x_ohci *)(hcd_to_ohci(hcd)->priv) @@ -447,6 +448,10 @@ static int ohci_hcd_pxa27x_probe(struct platform_device *pdev) pxa_ohci = to_pxa27x_ohci(hcd); pxa_ohci->clk = usb_clk; pxa_ohci->mmio_base = (void __iomem *)hcd->regs; + pxa_ohci->usb_host = gpiod_get_optional(&pdev->dev, "usb-host", GPIOD_OUT_LOW); + if (IS_ERR(pxa_ohci->usb_host)) + dev_warn(&pdev->dev, "failed to get USB host GPIO with %pe\n", + pxa_ohci->usb_host); for (i = 0; i < 3; ++i) { char name[6]; @@ -512,6 +517,8 @@ static void ohci_hcd_pxa27x_remove(struct platform_device *pdev) for (i = 0; i < 3; ++i) pxa27x_ohci_set_vbus_power(pxa_ohci, i, false); + gpiod_put(pxa_ohci->usb_host); + usb_put_hcd(hcd); }