From patchwork Mon Oct 9 18:33:58 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: 13414329 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 7FE1ECD611D for ; Mon, 9 Oct 2023 18:40:46 +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:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=BOnfzLyJtc/drOE38jKHAI8fJPGsR+Hbllsu/m+Y6CA=; b=AZMABz09Jj8L8s WrWzyv8ue5ThT5XGoH6QhO6Cad5t9YKq5XKC0cYLxyVm8OJxsju9THMiLHvtpTMylKJ8OGgh15KD2 iPlnzR/FRIsr0EKsAKhF7D71q4gXU8Sr8k3NKn3MnM9BO8hpDF4uzXqCVi197CrSgH4jw58OGxzRw 6xAE0DaevFpuzYVaIjxK3xXHmg1L5y7jaXfT69mmSYb/PDe+GqVc8Nxr/50KTntkFhmEqh8xhqCo+ lwkHQnbY+lKmOuHCXMhUySFktbDHr97cRjiSQYdezrd91yf7o081S6tr5Z+ZoCv1LTRfW1iJEG9fq 8m9F0plV5BxCpLfkciHg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qpvAz-00BPqf-29; Mon, 09 Oct 2023 18:40:21 +0000 Received: from mx2.hosting.skole.hr ([161.53.165.186] helo=mx.skole.hr) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qpvAt-00BPmg-0Q for linux-arm-kernel@lists.infradead.org; Mon, 09 Oct 2023 18:40:16 +0000 Received: from mx2.hosting.skole.hr (localhost.localdomain [127.0.0.1]) by mx.skole.hr (mx.skole.hr) with ESMTP id C4A6C84B0E; Mon, 9 Oct 2023 20:34:14 +0200 (CEST) From: =?utf-8?q?Duje_Mihanovi=C4=87?= Date: Mon, 09 Oct 2023 20:33:58 +0200 Subject: [PATCH RFT v7 1/6] ARM: pxa: Convert Spitz OHCI to GPIO descriptors MIME-Version: 1.0 Message-Id: <20231009-pxa-gpio-v7-1-c8f5f403e856@skole.hr> References: <20231009-pxa-gpio-v7-0-c8f5f403e856@skole.hr> In-Reply-To: <20231009-pxa-gpio-v7-0-c8f5f403e856@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_Mih?= =?utf-8?q?anovi=C4=87?= X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=2590; i=duje.mihanovic@skole.hr; h=from:subject:message-id; bh=jWL4QZTf4q1nSMZnAZbdL0TeeJev2PtE9jP/v9y0QG0=; b=owEBbQKS/ZANAwAIAZoRnrBCLZbhAcsmYgBlJEeb8Mqi/WmO31Qsudy2XA1+EdKJJ3bTZShCD t2TKOe26fCJAjMEAAEIAB0WIQRT351NnD/hEPs2LXiaEZ6wQi2W4QUCZSRHmwAKCRCaEZ6wQi2W 4frUEACRzelN55l+SDUpHL2V1saJ44bio5LAoX1GqGdfFcaFFylwFMlveGz+74W6Y0P1xwux5sd cJavRQ1pXjInkkdDOAz2EPr8QndBM70OrsoungTdJa1RcPOtuMVHZvfM6NiWMsnuN82vqx2Nbud FTAddUtNYCV0GmYSwACnqmXc1RyMr6o0uMaHMPZoS39PIyTHjlaVyGHGQ/Z9QGTnjWs62PiXbHm yZaHWD2B4ftnugptVIcac5p3pIwz8rXC3OrUE+StJYhHn4LTlNThdh/6dHue0jc8ojVqpAMhfvM fGXvGqR9O5U2bRmKoE1VGekv5f3WA/8o14hfF6PFXi0n9jn+bBB4Qj1ON8pdGdJpfYMSahIG8La 03kx7e5GAeI2bC6XKUF4UcfVd0JSWJtpYIHveYYK46bluBKGXBds8w4zxuwvpILP/uMkTx+U3xk PA4DeC0onSvOpvhbExX1KbRR0jP1LyR5v8UdulPQnl9L4kdoIVP/f8axQB8YTczS2KtYgE8ZBh8 Yzxl2tYAO7xtcXSaEAOp+NV9zbTIARoxYCW7ru8WG8Uz/D+tnt/chHpTrFMsfAHgGIpvpfhA1Mx SfHfpD12ZjdWwegn8hXHRR/TSTTnuCZ5cjsdLeloHMNU/vNccL0NjhHMoqYIbdPrNjCa+e6v0Uk /H1V4k86R6eLW4g== X-Developer-Key: i=duje.mihanovic@skole.hr; a=openpgp; fpr=53DF9D4D9C3FE110FB362D789A119EB0422D96E1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231009_114015_355328_73D9736A X-CRM114-Status: GOOD ( 17.00 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 Reviewed-by: Bartosz Golaszewski --- arch/arm/mach-pxa/spitz.c | 13 ++++++------- drivers/usb/host/ohci-pxa27x.c | 5 +++++ 2 files changed, 11 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..a809ba0bb25e 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 = devm_gpiod_get_optional(&pdev->dev, "usb-host", GPIOD_OUT_LOW); + if (IS_ERR(pxa_ohci->usb_host)) + return dev_err_probe(&pdev->dev, PTR_ERR(pxa_ohci->usb_host), + "failed to get USB host GPIO\n"); for (i = 0; i < 3; ++i) { char name[6];