From patchwork Thu Dec 2 21:08:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 12653513 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 39A21C43217 for ; Thu, 2 Dec 2021 21:17:57 +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: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:In-Reply-To:References: List-Owner; bh=KlqSbOig42xJ8Iwd4Dz4dQgXTEjp5YozYO5ZXSETL3g=; b=Fh63thpYtRf3Wh tfcjgW/D6nzhUADHRJqjMu5lItVrQovgcnHeBJxaBOS5kDObFUFHYyr+68HDh+5RYtbRqdbKDYoaA 9yO1HR/3QadVMOxTufb0wxyfNkG7iHfQ/rPSkoVIgMuYyWP9hYWnBZRfD0um/+B2XpQQVpM2NUJqM C5HzEFhSz/gqnphI8JGl+G/zzuB+lYv/mtd5Cd4GS4Px/6T2e7pFEFty/gHg64ubQVdxIZqPIdA0m oBZnn6T6+24HadHgb7QpEzrIxAQeHNbqqWoSUXyMtJpXG8zFrrqx2zXm7njKqOZEHUgdhmifbLzJH R5fAbnFk1OFqt8/onQmg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mstSd-00DTas-I4; Thu, 02 Dec 2021 21:17:47 +0000 Received: from mga01.intel.com ([192.55.52.88]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mstSW-00DTXD-LY; Thu, 02 Dec 2021 21:17:43 +0000 X-IronPort-AV: E=McAfee;i="6200,9189,10186"; a="260842551" X-IronPort-AV: E=Sophos;i="5.87,282,1631602800"; d="scan'208";a="260842551" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Dec 2021 13:17:39 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,282,1631602800"; d="scan'208";a="603129097" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga002.fm.intel.com with ESMTP; 02 Dec 2021 13:17:26 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id 8B4C4109; Thu, 2 Dec 2021 23:17:31 +0200 (EET) From: Andy Shevchenko To: Andy Shevchenko , Marc Zyngier , Matti Vaittinen , Sergio Paracuellos , Chunyan Zhang , Bartosz Golaszewski , Baruch Siach , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Tony Lindgren , Nicolas Saenz Julienne , Linus Walleij , Jianqun Xu , Alexandru Ardelean , Thierry Reding , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, patches@opensource.cirrus.com, bcm-kernel-feedback-list@broadcom.com, linux-power@fi.rohmeurope.com, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-pwm@vger.kernel.org, linux-omap@vger.kernel.org, linux-unisoc@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-tegra@vger.kernel.org Cc: Ray Jui , Florian Fainelli , Scott Branden , Gregory Fong , Eugeniy Paltsev , Keerthy , Orson Zhai , Baolin Wang , Chunyan Zhang , Vladimir Zapolskiy , Matthias Brugger , Thierry Reding , Lee Jones , Grygorii Strashko , Santosh Shilimkar , Kevin Hilman , Robert Jarzmik , Manivannan Sadhasivam , Heiko Stuebner , Ludovic Desroches , Maxime Coquelin , Alexandre Torgue , Jonathan Hunter Subject: [PATCH v1 1/3] gpio: Get rid of duplicate of_node assignment in the drivers Date: Thu, 2 Dec 2021 23:08:37 +0200 Message-Id: <20211202210839.79140-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211202_131740_754634_11281F95 X-CRM114-Status: GOOD ( 18.27 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org GPIO library does copy the of_node from the parent device of the GPIO chip, there is no need to repeat this in the individual drivers. Remove these assignment all at once. For the details one may look into the of_gpio_dev_init() implementation. Signed-off-by: Andy Shevchenko --- drivers/gpio/gpio-adnp.c | 1 - drivers/gpio/gpio-amdpt.c | 4 +--- drivers/gpio/gpio-bd70528.c | 4 +--- drivers/gpio/gpio-bd71828.c | 1 - drivers/gpio/gpio-brcmstb.c | 1 - drivers/gpio/gpio-davinci.c | 1 - drivers/gpio/gpio-eic-sprd.c | 1 - drivers/gpio/gpio-em.c | 1 - drivers/gpio/gpio-ge.c | 1 - drivers/gpio/gpio-grgpio.c | 1 - drivers/gpio/gpio-gw-pld.c | 1 - drivers/gpio/gpio-mt7621.c | 1 - drivers/gpio/gpio-mvebu.c | 1 - drivers/gpio/gpio-omap.c | 3 --- drivers/gpio/gpio-palmas.c | 4 +--- drivers/gpio/gpio-pmic-eic-sprd.c | 1 - drivers/gpio/gpio-raspberrypi-exp.c | 1 - drivers/gpio/gpio-rda.c | 2 -- drivers/gpio/gpio-rockchip.c | 3 --- drivers/gpio/gpio-sama5d2-piobu.c | 1 - drivers/gpio/gpio-sprd.c | 1 - drivers/gpio/gpio-stmpe.c | 1 - drivers/gpio/gpio-tc3589x.c | 1 - drivers/gpio/gpio-tegra186.c | 1 - drivers/gpio/gpio-tps65218.c | 3 --- drivers/gpio/gpio-vf610.c | 1 - drivers/gpio/gpio-xlp.c | 1 - 27 files changed, 3 insertions(+), 40 deletions(-) diff --git a/drivers/gpio/gpio-adnp.c b/drivers/gpio/gpio-adnp.c index 8eedfc6451df..cc349d4e4973 100644 --- a/drivers/gpio/gpio-adnp.c +++ b/drivers/gpio/gpio-adnp.c @@ -458,7 +458,6 @@ static int adnp_gpio_setup(struct adnp *adnp, unsigned int num_gpios, chip->ngpio = num_gpios; chip->label = adnp->client->name; chip->parent = &adnp->client->dev; - chip->of_node = chip->parent->of_node; chip->owner = THIS_MODULE; if (is_irq_controller) { diff --git a/drivers/gpio/gpio-amdpt.c b/drivers/gpio/gpio-amdpt.c index bbf53e289141..afe59fb79821 100644 --- a/drivers/gpio/gpio-amdpt.c +++ b/drivers/gpio/gpio-amdpt.c @@ -104,9 +104,7 @@ static int pt_gpio_probe(struct platform_device *pdev) pt_gpio->gc.request = pt_gpio_request; pt_gpio->gc.free = pt_gpio_free; pt_gpio->gc.ngpio = PT_TOTAL_GPIO; -#if defined(CONFIG_OF_GPIO) - pt_gpio->gc.of_node = dev->of_node; -#endif + ret = gpiochip_add_data(&pt_gpio->gc, pt_gpio); if (ret) { dev_err(dev, "Failed to register GPIO lib\n"); diff --git a/drivers/gpio/gpio-bd70528.c b/drivers/gpio/gpio-bd70528.c index 397a50d6bc65..6874efc18f41 100644 --- a/drivers/gpio/gpio-bd70528.c +++ b/drivers/gpio/gpio-bd70528.c @@ -201,9 +201,7 @@ static int bd70528_probe(struct platform_device *pdev) bdgpio->gpio.set = bd70528_gpio_set; bdgpio->gpio.ngpio = 4; bdgpio->gpio.base = -1; -#ifdef CONFIG_OF_GPIO - bdgpio->gpio.of_node = dev->parent->of_node; -#endif + bdgpio->regmap = dev_get_regmap(dev->parent, NULL); if (!bdgpio->regmap) return -ENODEV; diff --git a/drivers/gpio/gpio-bd71828.c b/drivers/gpio/gpio-bd71828.c index c8e382b53f2f..b2ccc320c7b5 100644 --- a/drivers/gpio/gpio-bd71828.c +++ b/drivers/gpio/gpio-bd71828.c @@ -121,7 +121,6 @@ static int bd71828_probe(struct platform_device *pdev) * "gpio-reserved-ranges" and exclude them from control */ bdgpio->gpio.ngpio = 4; - bdgpio->gpio.of_node = dev->parent->of_node; bdgpio->regmap = dev_get_regmap(dev->parent, NULL); if (!bdgpio->regmap) return -ENODEV; diff --git a/drivers/gpio/gpio-brcmstb.c b/drivers/gpio/gpio-brcmstb.c index 895a79936248..176c264bb959 100644 --- a/drivers/gpio/gpio-brcmstb.c +++ b/drivers/gpio/gpio-brcmstb.c @@ -703,7 +703,6 @@ static int brcmstb_gpio_probe(struct platform_device *pdev) goto fail; } - gc->of_node = np; gc->owner = THIS_MODULE; gc->label = devm_kasprintf(dev, GFP_KERNEL, "%pOF", dev->of_node); if (!gc->label) { diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c index cb5afaa7ed48..f960587f86a3 100644 --- a/drivers/gpio/gpio-davinci.c +++ b/drivers/gpio/gpio-davinci.c @@ -254,7 +254,6 @@ static int davinci_gpio_probe(struct platform_device *pdev) #ifdef CONFIG_OF_GPIO chips->chip.of_gpio_n_cells = 2; chips->chip.parent = dev; - chips->chip.of_node = dev->of_node; chips->chip.request = gpiochip_generic_request; chips->chip.free = gpiochip_generic_free; #endif diff --git a/drivers/gpio/gpio-eic-sprd.c b/drivers/gpio/gpio-eic-sprd.c index 865ab2b34fdd..8d722e026e9c 100644 --- a/drivers/gpio/gpio-eic-sprd.c +++ b/drivers/gpio/gpio-eic-sprd.c @@ -609,7 +609,6 @@ static int sprd_eic_probe(struct platform_device *pdev) sprd_eic->chip.ngpio = pdata->num_eics; sprd_eic->chip.base = -1; sprd_eic->chip.parent = &pdev->dev; - sprd_eic->chip.of_node = pdev->dev.of_node; sprd_eic->chip.direction_input = sprd_eic_direction_input; switch (sprd_eic->type) { case SPRD_EIC_DEBOUNCE: diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c index 90b336e6ee27..858e6ebbb584 100644 --- a/drivers/gpio/gpio-em.c +++ b/drivers/gpio/gpio-em.c @@ -306,7 +306,6 @@ static int em_gio_probe(struct platform_device *pdev) } gpio_chip = &p->gpio_chip; - gpio_chip->of_node = dev->of_node; gpio_chip->direction_input = em_gio_direction_input; gpio_chip->get = em_gio_get; gpio_chip->direction_output = em_gio_direction_output; diff --git a/drivers/gpio/gpio-ge.c b/drivers/gpio/gpio-ge.c index 636952769bc8..f6a3de99f7db 100644 --- a/drivers/gpio/gpio-ge.c +++ b/drivers/gpio/gpio-ge.c @@ -82,7 +82,6 @@ static int __init gef_gpio_probe(struct platform_device *pdev) gc->base = -1; gc->ngpio = (u16)(uintptr_t)of_device_get_match_data(&pdev->dev); gc->of_gpio_n_cells = 2; - gc->of_node = pdev->dev.of_node; /* This function adds a memory mapped GPIO chip */ ret = devm_gpiochip_add_data(&pdev->dev, gc, NULL); diff --git a/drivers/gpio/gpio-grgpio.c b/drivers/gpio/gpio-grgpio.c index f954359c9544..23d447e17a67 100644 --- a/drivers/gpio/gpio-grgpio.c +++ b/drivers/gpio/gpio-grgpio.c @@ -358,7 +358,6 @@ static int grgpio_probe(struct platform_device *ofdev) priv->imask = gc->read_reg(regs + GRGPIO_IMASK); priv->dev = &ofdev->dev; - gc->of_node = np; gc->owner = THIS_MODULE; gc->to_irq = grgpio_to_irq; gc->label = devm_kasprintf(&ofdev->dev, GFP_KERNEL, "%pOF", np); diff --git a/drivers/gpio/gpio-gw-pld.c b/drivers/gpio/gpio-gw-pld.c index 242112ff60ee..77a3fbd46111 100644 --- a/drivers/gpio/gpio-gw-pld.c +++ b/drivers/gpio/gpio-gw-pld.c @@ -82,7 +82,6 @@ static int gw_pld_probe(struct i2c_client *client, gw->chip.base = -1; gw->chip.can_sleep = true; gw->chip.parent = dev; - gw->chip.of_node = np; gw->chip.owner = THIS_MODULE; gw->chip.label = dev_name(dev); gw->chip.ngpio = 8; diff --git a/drivers/gpio/gpio-mt7621.c b/drivers/gpio/gpio-mt7621.c index c3658a597a80..52b49e7a0a80 100644 --- a/drivers/gpio/gpio-mt7621.c +++ b/drivers/gpio/gpio-mt7621.c @@ -217,7 +217,6 @@ mediatek_gpio_bank_probe(struct device *dev, memset(rg, 0, sizeof(*rg)); spin_lock_init(&rg->lock); - rg->chip.of_node = node; rg->bank = bank; dat = mtk->base + GPIO_REG_DATA + (rg->bank * GPIO_BANK_STRIDE); diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c index 8f429d9f3661..4c1f9e1091b7 100644 --- a/drivers/gpio/gpio-mvebu.c +++ b/drivers/gpio/gpio-mvebu.c @@ -1183,7 +1183,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev) mvchip->chip.base = id * MVEBU_MAX_GPIO_PER_BANK; mvchip->chip.ngpio = ngpios; mvchip->chip.can_sleep = false; - mvchip->chip.of_node = np; mvchip->chip.dbg_show = mvebu_gpio_dbg_show; if (soc_variant == MVEBU_GPIO_SOC_VARIANT_A8K) diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index 415e8df89d6f..e099c39e0355 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -1419,9 +1419,6 @@ static int omap_gpio_probe(struct platform_device *pdev) bank->is_mpuio = pdata->is_mpuio; bank->non_wakeup_gpios = pdata->non_wakeup_gpios; bank->regs = pdata->regs; -#ifdef CONFIG_OF_GPIO - bank->chip.of_node = of_node_get(node); -#endif if (node) { if (!of_property_read_bool(node, "ti,gpio-always-on")) diff --git a/drivers/gpio/gpio-palmas.c b/drivers/gpio/gpio-palmas.c index e8e9029ba5bd..bac10c2faf56 100644 --- a/drivers/gpio/gpio-palmas.c +++ b/drivers/gpio/gpio-palmas.c @@ -170,9 +170,7 @@ static int palmas_gpio_probe(struct platform_device *pdev) palmas_gpio->gpio_chip.set = palmas_gpio_set; palmas_gpio->gpio_chip.get = palmas_gpio_get; palmas_gpio->gpio_chip.parent = &pdev->dev; -#ifdef CONFIG_OF_GPIO - palmas_gpio->gpio_chip.of_node = pdev->dev.of_node; -#endif + palmas_pdata = dev_get_platdata(palmas->dev); if (palmas_pdata && palmas_pdata->gpio_base) palmas_gpio->gpio_chip.base = palmas_pdata->gpio_base; diff --git a/drivers/gpio/gpio-pmic-eic-sprd.c b/drivers/gpio/gpio-pmic-eic-sprd.c index 938285190566..e518490c4b68 100644 --- a/drivers/gpio/gpio-pmic-eic-sprd.c +++ b/drivers/gpio/gpio-pmic-eic-sprd.c @@ -331,7 +331,6 @@ static int sprd_pmic_eic_probe(struct platform_device *pdev) pmic_eic->chip.ngpio = SPRD_PMIC_EIC_NR; pmic_eic->chip.base = -1; pmic_eic->chip.parent = &pdev->dev; - pmic_eic->chip.of_node = pdev->dev.of_node; pmic_eic->chip.direction_input = sprd_pmic_eic_direction_input; pmic_eic->chip.request = sprd_pmic_eic_request; pmic_eic->chip.free = sprd_pmic_eic_free; diff --git a/drivers/gpio/gpio-raspberrypi-exp.c b/drivers/gpio/gpio-raspberrypi-exp.c index 64a552ecc2ad..3c414e0005fc 100644 --- a/drivers/gpio/gpio-raspberrypi-exp.c +++ b/drivers/gpio/gpio-raspberrypi-exp.c @@ -221,7 +221,6 @@ static int rpi_exp_gpio_probe(struct platform_device *pdev) rpi_gpio->gc.parent = dev; rpi_gpio->gc.label = MODULE_NAME; rpi_gpio->gc.owner = THIS_MODULE; - rpi_gpio->gc.of_node = np; rpi_gpio->gc.base = -1; rpi_gpio->gc.ngpio = NUM_GPIO; diff --git a/drivers/gpio/gpio-rda.c b/drivers/gpio/gpio-rda.c index 463846431183..0d03f525dcd3 100644 --- a/drivers/gpio/gpio-rda.c +++ b/drivers/gpio/gpio-rda.c @@ -240,8 +240,6 @@ static int rda_gpio_probe(struct platform_device *pdev) rda_gpio->chip.label = dev_name(dev); rda_gpio->chip.ngpio = ngpios; rda_gpio->chip.base = -1; - rda_gpio->chip.parent = dev; - rda_gpio->chip.of_node = np; if (rda_gpio->irq >= 0) { rda_gpio->irq_chip.name = "rda-gpio", diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c index ce63cbd14d69..577abef578e1 100644 --- a/drivers/gpio/gpio-rockchip.c +++ b/drivers/gpio/gpio-rockchip.c @@ -566,9 +566,6 @@ static int rockchip_gpiolib_register(struct rockchip_pin_bank *bank) gc->ngpio = bank->nr_pins; gc->label = bank->name; gc->parent = bank->dev; -#ifdef CONFIG_OF_GPIO - gc->of_node = of_node_get(bank->of_node); -#endif ret = gpiochip_add_data(gc, bank); if (ret) { diff --git a/drivers/gpio/gpio-sama5d2-piobu.c b/drivers/gpio/gpio-sama5d2-piobu.c index b7c950658170..3e95da717fc9 100644 --- a/drivers/gpio/gpio-sama5d2-piobu.c +++ b/drivers/gpio/gpio-sama5d2-piobu.c @@ -192,7 +192,6 @@ static int sama5d2_piobu_probe(struct platform_device *pdev) platform_set_drvdata(pdev, piobu); piobu->chip.label = pdev->name; piobu->chip.parent = &pdev->dev; - piobu->chip.of_node = pdev->dev.of_node; piobu->chip.owner = THIS_MODULE, piobu->chip.get_direction = sama5d2_piobu_get_direction, piobu->chip.direction_input = sama5d2_piobu_direction_input, diff --git a/drivers/gpio/gpio-sprd.c b/drivers/gpio/gpio-sprd.c index 9dd9dabb579e..9bff63990eee 100644 --- a/drivers/gpio/gpio-sprd.c +++ b/drivers/gpio/gpio-sprd.c @@ -237,7 +237,6 @@ static int sprd_gpio_probe(struct platform_device *pdev) sprd_gpio->chip.ngpio = SPRD_GPIO_NR; sprd_gpio->chip.base = -1; sprd_gpio->chip.parent = &pdev->dev; - sprd_gpio->chip.of_node = pdev->dev.of_node; sprd_gpio->chip.request = sprd_gpio_request; sprd_gpio->chip.free = sprd_gpio_free; sprd_gpio->chip.get = sprd_gpio_get; diff --git a/drivers/gpio/gpio-stmpe.c b/drivers/gpio/gpio-stmpe.c index dd4d58b4ae49..0fa4f0a93378 100644 --- a/drivers/gpio/gpio-stmpe.c +++ b/drivers/gpio/gpio-stmpe.c @@ -477,7 +477,6 @@ static int stmpe_gpio_probe(struct platform_device *pdev) stmpe_gpio->chip = template_chip; stmpe_gpio->chip.ngpio = stmpe->num_gpios; stmpe_gpio->chip.parent = &pdev->dev; - stmpe_gpio->chip.of_node = np; stmpe_gpio->chip.base = -1; if (IS_ENABLED(CONFIG_DEBUG_FS)) diff --git a/drivers/gpio/gpio-tc3589x.c b/drivers/gpio/gpio-tc3589x.c index 8d158492488f..443fe975bf13 100644 --- a/drivers/gpio/gpio-tc3589x.c +++ b/drivers/gpio/gpio-tc3589x.c @@ -319,7 +319,6 @@ static int tc3589x_gpio_probe(struct platform_device *pdev) tc3589x_gpio->chip.ngpio = tc3589x->num_gpio; tc3589x_gpio->chip.parent = &pdev->dev; tc3589x_gpio->chip.base = -1; - tc3589x_gpio->chip.of_node = np; girq = &tc3589x_gpio->chip.irq; girq->chip = &tc3589x_gpio_irq_chip; diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c index c026e7141e4e..7d90df8c097e 100644 --- a/drivers/gpio/gpio-tegra186.c +++ b/drivers/gpio/gpio-tegra186.c @@ -748,7 +748,6 @@ static int tegra186_gpio_probe(struct platform_device *pdev) gpio->gpio.names = (const char * const *)names; #if defined(CONFIG_OF_GPIO) - gpio->gpio.of_node = pdev->dev.of_node; gpio->gpio.of_gpio_n_cells = 2; gpio->gpio.of_xlate = tegra186_gpio_of_xlate; #endif /* CONFIG_OF_GPIO */ diff --git a/drivers/gpio/gpio-tps65218.c b/drivers/gpio/gpio-tps65218.c index 912382be48e1..e1d425a18854 100644 --- a/drivers/gpio/gpio-tps65218.c +++ b/drivers/gpio/gpio-tps65218.c @@ -196,9 +196,6 @@ static int tps65218_gpio_probe(struct platform_device *pdev) tps65218_gpio->tps65218 = tps65218; tps65218_gpio->gpio_chip = template_chip; tps65218_gpio->gpio_chip.parent = &pdev->dev; -#ifdef CONFIG_OF_GPIO - tps65218_gpio->gpio_chip.of_node = pdev->dev.of_node; -#endif return devm_gpiochip_add_data(&pdev->dev, &tps65218_gpio->gpio_chip, tps65218_gpio); diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c index e0f2b67558e7..20780c35da1b 100644 --- a/drivers/gpio/gpio-vf610.c +++ b/drivers/gpio/gpio-vf610.c @@ -298,7 +298,6 @@ static int vf610_gpio_probe(struct platform_device *pdev) } gc = &port->gc; - gc->of_node = np; gc->parent = dev; gc->label = "vf610-gpio"; gc->ngpio = VF610_GPIO_PER_PORT; diff --git a/drivers/gpio/gpio-xlp.c b/drivers/gpio/gpio-xlp.c index 0d94d3aef752..9bb0d1c17f67 100644 --- a/drivers/gpio/gpio-xlp.c +++ b/drivers/gpio/gpio-xlp.c @@ -374,7 +374,6 @@ static int xlp_gpio_probe(struct platform_device *pdev) gc->base = 0; gc->parent = &pdev->dev; gc->ngpio = ngpio; - gc->of_node = pdev->dev.of_node; gc->direction_output = xlp_gpio_dir_output; gc->direction_input = xlp_gpio_dir_input; gc->set = xlp_gpio_set; From patchwork Thu Dec 2 21:08:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 12653509 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 D26ACC433FE for ; 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Thu, 02 Dec 2021 21:17:44 +0000 Received: from mga11.intel.com ([192.55.52.93]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mstSV-00DTWW-JA; Thu, 02 Dec 2021 21:17:41 +0000 X-IronPort-AV: E=McAfee;i="6200,9189,10186"; a="234351468" X-IronPort-AV: E=Sophos;i="5.87,282,1631602800"; d="scan'208";a="234351468" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Dec 2021 13:17:37 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,282,1631602800"; d="scan'208";a="460620438" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga006.jf.intel.com with ESMTP; 02 Dec 2021 13:17:26 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id A0E77B8; Thu, 2 Dec 2021 23:17:31 +0200 (EET) From: Andy Shevchenko To: Andy Shevchenko , Marc Zyngier , Matti Vaittinen , Sergio Paracuellos , Chunyan Zhang , Bartosz Golaszewski , Baruch Siach , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Tony Lindgren , Nicolas Saenz Julienne , Linus Walleij , Jianqun Xu , Alexandru Ardelean , Thierry Reding , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, patches@opensource.cirrus.com, bcm-kernel-feedback-list@broadcom.com, linux-power@fi.rohmeurope.com, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-pwm@vger.kernel.org, linux-omap@vger.kernel.org, linux-unisoc@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-tegra@vger.kernel.org Cc: Ray Jui , Florian Fainelli , Scott Branden , Gregory Fong , Eugeniy Paltsev , Keerthy , Orson Zhai , Baolin Wang , Chunyan Zhang , Vladimir Zapolskiy , Matthias Brugger , Thierry Reding , Lee Jones , Grygorii Strashko , Santosh Shilimkar , Kevin Hilman , Robert Jarzmik , Manivannan Sadhasivam , Heiko Stuebner , Ludovic Desroches , Maxime Coquelin , Alexandre Torgue , Jonathan Hunter Subject: [PATCH v1 2/3] gpio: Setup parent device and get rid of unnecessary of_node assignment Date: Thu, 2 Dec 2021 23:08:38 +0200 Message-Id: <20211202210839.79140-2-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211202210839.79140-1-andriy.shevchenko@linux.intel.com> References: <20211202210839.79140-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211202_131739_669842_C5D6C5AE X-CRM114-Status: GOOD ( 17.86 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Some of the drivers do not set parent device. This may lead to obstacles during debugging or understanding the device relations from the Linux point of view. Assign parent device for GPIO chips created by these drivers. While at it, let GPIO library to assign of_node from the parent device. Signed-off-by: Andy Shevchenko --- drivers/gpio/gpio-bcm-kona.c | 2 +- drivers/gpio/gpio-creg-snps.c | 2 +- drivers/gpio/gpio-lpc32xx.c | 2 +- drivers/gpio/gpio-pxa.c | 8 +++----- 4 files changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/gpio/gpio-bcm-kona.c b/drivers/gpio/gpio-bcm-kona.c index d329a143f5ec..e84474494429 100644 --- a/drivers/gpio/gpio-bcm-kona.c +++ b/drivers/gpio/gpio-bcm-kona.c @@ -606,7 +606,7 @@ static int bcm_kona_gpio_probe(struct platform_device *pdev) kona_gpio->pdev = pdev; platform_set_drvdata(pdev, kona_gpio); - chip->of_node = dev->of_node; + chip->parent = dev; chip->ngpio = kona_gpio->num_bank * GPIO_PER_BANK; kona_gpio->irq_domain = irq_domain_add_linear(dev->of_node, diff --git a/drivers/gpio/gpio-creg-snps.c b/drivers/gpio/gpio-creg-snps.c index 1d0827e79703..789384c6e178 100644 --- a/drivers/gpio/gpio-creg-snps.c +++ b/drivers/gpio/gpio-creg-snps.c @@ -163,12 +163,12 @@ static int creg_gpio_probe(struct platform_device *pdev) spin_lock_init(&hcg->lock); + hcg->gc.parent = dev; hcg->gc.label = dev_name(dev); hcg->gc.base = -1; hcg->gc.ngpio = ngpios; hcg->gc.set = creg_gpio_set; hcg->gc.direction_output = creg_gpio_dir_out; - hcg->gc.of_node = dev->of_node; ret = devm_gpiochip_add_data(dev, &hcg->gc, hcg); if (ret) diff --git a/drivers/gpio/gpio-lpc32xx.c b/drivers/gpio/gpio-lpc32xx.c index 4e626c4235c2..d2b65cfb336e 100644 --- a/drivers/gpio/gpio-lpc32xx.c +++ b/drivers/gpio/gpio-lpc32xx.c @@ -512,10 +512,10 @@ static int lpc32xx_gpio_probe(struct platform_device *pdev) return PTR_ERR(reg_base); for (i = 0; i < ARRAY_SIZE(lpc32xx_gpiochip); i++) { + lpc32xx_gpiochip[i].chip.parent = &pdev->dev; if (pdev->dev.of_node) { lpc32xx_gpiochip[i].chip.of_xlate = lpc32xx_of_xlate; lpc32xx_gpiochip[i].chip.of_gpio_n_cells = 3; - lpc32xx_gpiochip[i].chip.of_node = pdev->dev.of_node; lpc32xx_gpiochip[i].reg_base = reg_base; } devm_gpiochip_add_data(&pdev->dev, &lpc32xx_gpiochip[i].chip, diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c index 382468e294e1..c7fbfa3ae43b 100644 --- a/drivers/gpio/gpio-pxa.c +++ b/drivers/gpio/gpio-pxa.c @@ -343,8 +343,7 @@ static int pxa_gpio_of_xlate(struct gpio_chip *gc, } #endif -static int pxa_init_gpio_chip(struct pxa_gpio_chip *pchip, int ngpio, - struct device_node *np, void __iomem *regbase) +static int pxa_init_gpio_chip(struct pxa_gpio_chip *pchip, int ngpio, void __iomem *regbase) { int i, gpio, nbanks = DIV_ROUND_UP(ngpio, 32); struct pxa_gpio_bank *bank; @@ -354,6 +353,7 @@ static int pxa_init_gpio_chip(struct pxa_gpio_chip *pchip, int ngpio, if (!pchip->banks) return -ENOMEM; + pchip->chip.parent = pchip->dev; pchip->chip.label = "gpio-pxa"; pchip->chip.direction_input = pxa_gpio_direction_input; pchip->chip.direction_output = pxa_gpio_direction_output; @@ -365,7 +365,6 @@ static int pxa_init_gpio_chip(struct pxa_gpio_chip *pchip, int ngpio, pchip->chip.free = gpiochip_generic_free; #ifdef CONFIG_OF_GPIO - pchip->chip.of_node = np; pchip->chip.of_xlate = pxa_gpio_of_xlate; pchip->chip.of_gpio_n_cells = 2; #endif @@ -675,8 +674,7 @@ static int pxa_gpio_probe(struct platform_device *pdev) } /* Initialize GPIO chips */ - ret = pxa_init_gpio_chip(pchip, pxa_last_gpio + 1, pdev->dev.of_node, - gpio_reg_base); + ret = pxa_init_gpio_chip(pchip, pxa_last_gpio + 1, gpio_reg_base); if (ret) { clk_put(clk); return ret; From patchwork Thu Dec 2 21:08:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 12653511 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 E63CFC4332F for ; Thu, 2 Dec 2021 21:17:55 +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=xPXnrWRP4b9Uiqjsr6Gi9LCHyaW4kSMzyfQKwTPIm00=; b=LRQBGvgHq1U952 0XzSCzGbaQT5IneTQwbrKnOrrYPqiJ2jashO1+5R8lXjFAS41JJsM3M6CtHg5ZXJeNsGHrftU5G18 CA10RzScLlA5dUc5VLU8szrU3o4loWHJ77CqDKVcZ2yt+0E5WOcpHy3d9cHCpg3ZIK3DjLBHw1P7c pgIZx7AU1QIGO+FipzabnXeUe6JVTsabNY+nxIeXGv9XtndZKOS86DU9vQQWkWb5hu5b6nAoEnLHN AGtIyOAkIKcoyKtOqWJv0t3xZTY9kpf88vXjE8BOxA3gAYqdc2jS/f2oNY4gZwWOeuekBHH3xSr4T CeQ0vkm3bGZs+7Er/XBw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mstSZ-00DTYo-UR; Thu, 02 Dec 2021 21:17:43 +0000 Received: from mga06.intel.com ([134.134.136.31]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mstSV-00DTWC-Dl; Thu, 02 Dec 2021 21:17:40 +0000 X-IronPort-AV: E=McAfee;i="6200,9189,10186"; a="297638460" X-IronPort-AV: E=Sophos;i="5.87,282,1631602800"; d="scan'208";a="297638460" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Dec 2021 13:17:38 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,282,1631602800"; d="scan'208";a="541381178" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga001.jf.intel.com with ESMTP; 02 Dec 2021 13:17:26 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id B5DAE165; Thu, 2 Dec 2021 23:17:31 +0200 (EET) From: Andy Shevchenko To: Andy Shevchenko , Marc Zyngier , Matti Vaittinen , Sergio Paracuellos , Chunyan Zhang , Bartosz Golaszewski , Baruch Siach , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Tony Lindgren , Nicolas Saenz Julienne , Linus Walleij , Jianqun Xu , Alexandru Ardelean , Thierry Reding , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, patches@opensource.cirrus.com, bcm-kernel-feedback-list@broadcom.com, linux-power@fi.rohmeurope.com, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-pwm@vger.kernel.org, linux-omap@vger.kernel.org, linux-unisoc@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-tegra@vger.kernel.org Cc: Ray Jui , Florian Fainelli , Scott Branden , Gregory Fong , Eugeniy Paltsev , Keerthy , Orson Zhai , Baolin Wang , Chunyan Zhang , Vladimir Zapolskiy , Matthias Brugger , Thierry Reding , Lee Jones , Grygorii Strashko , Santosh Shilimkar , Kevin Hilman , Robert Jarzmik , Manivannan Sadhasivam , Heiko Stuebner , Ludovic Desroches , Maxime Coquelin , Alexandre Torgue , Jonathan Hunter Subject: [PATCH v1 3/3] gpio: Propagate firmware node from a parent device Date: Thu, 2 Dec 2021 23:08:39 +0200 Message-Id: <20211202210839.79140-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211202210839.79140-1-andriy.shevchenko@linux.intel.com> References: <20211202210839.79140-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211202_131739_552204_E8AC8603 X-CRM114-Status: GOOD ( 16.20 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org When creating MFD platform devices the firmware node is left unset. This, in particular, prevents GPIO library to use it for different purposes. Propagate firmware node from the parent device and let GPIO library do the right thing. Signed-off-by: Andy Shevchenko --- drivers/gpio/gpio-arizona.c | 5 ++--- drivers/gpio/gpio-tps6586x.c | 5 ++--- drivers/gpio/gpio-tps65910.c | 6 +++--- drivers/gpio/gpio-twl6040.c | 5 ++--- drivers/gpio/gpio-wm831x.c | 5 ++--- 5 files changed, 11 insertions(+), 15 deletions(-) diff --git a/drivers/gpio/gpio-arizona.c b/drivers/gpio/gpio-arizona.c index 2bc173c352ce..02f9ae19cd44 100644 --- a/drivers/gpio/gpio-arizona.c +++ b/drivers/gpio/gpio-arizona.c @@ -151,6 +151,8 @@ static int arizona_gpio_probe(struct platform_device *pdev) struct arizona_gpio *arizona_gpio; int ret; + device_set_node(&pdev->dev, dev_fwnode(pdev->dev.parent)); + arizona_gpio = devm_kzalloc(&pdev->dev, sizeof(*arizona_gpio), GFP_KERNEL); if (!arizona_gpio) @@ -159,9 +161,6 @@ static int arizona_gpio_probe(struct platform_device *pdev) arizona_gpio->arizona = arizona; arizona_gpio->gpio_chip = template_chip; arizona_gpio->gpio_chip.parent = &pdev->dev; -#ifdef CONFIG_OF_GPIO - arizona_gpio->gpio_chip.of_node = arizona->dev->of_node; -#endif switch (arizona->type) { case WM5102: diff --git a/drivers/gpio/gpio-tps6586x.c b/drivers/gpio/gpio-tps6586x.c index da0304b764a5..c5713524b581 100644 --- a/drivers/gpio/gpio-tps6586x.c +++ b/drivers/gpio/gpio-tps6586x.c @@ -77,6 +77,8 @@ static int tps6586x_gpio_probe(struct platform_device *pdev) struct tps6586x_platform_data *pdata; struct tps6586x_gpio *tps6586x_gpio; + device_set_node(&pdev->dev, dev_fwnode(pdev->dev.parent)); + pdata = dev_get_platdata(pdev->dev.parent); tps6586x_gpio = devm_kzalloc(&pdev->dev, sizeof(*tps6586x_gpio), GFP_KERNEL); @@ -97,9 +99,6 @@ static int tps6586x_gpio_probe(struct platform_device *pdev) tps6586x_gpio->gpio_chip.get = tps6586x_gpio_get; tps6586x_gpio->gpio_chip.to_irq = tps6586x_gpio_to_irq; -#ifdef CONFIG_OF_GPIO - tps6586x_gpio->gpio_chip.of_node = pdev->dev.parent->of_node; -#endif if (pdata && pdata->gpio_base) tps6586x_gpio->gpio_chip.base = pdata->gpio_base; else diff --git a/drivers/gpio/gpio-tps65910.c b/drivers/gpio/gpio-tps65910.c index 7fa8c841081f..321e6945f0be 100644 --- a/drivers/gpio/gpio-tps65910.c +++ b/drivers/gpio/gpio-tps65910.c @@ -111,6 +111,8 @@ static int tps65910_gpio_probe(struct platform_device *pdev) int ret; int i; + device_set_node(&pdev->dev, dev_fwnode(pdev->dev.parent)); + tps65910_gpio = devm_kzalloc(&pdev->dev, sizeof(*tps65910_gpio), GFP_KERNEL); if (!tps65910_gpio) @@ -137,9 +139,7 @@ static int tps65910_gpio_probe(struct platform_device *pdev) tps65910_gpio->gpio_chip.set = tps65910_gpio_set; tps65910_gpio->gpio_chip.get = tps65910_gpio_get; tps65910_gpio->gpio_chip.parent = &pdev->dev; -#ifdef CONFIG_OF_GPIO - tps65910_gpio->gpio_chip.of_node = tps65910->dev->of_node; -#endif + if (pdata && pdata->gpio_base) tps65910_gpio->gpio_chip.base = pdata->gpio_base; else diff --git a/drivers/gpio/gpio-twl6040.c b/drivers/gpio/gpio-twl6040.c index 648fb418d775..6c3fbf382dba 100644 --- a/drivers/gpio/gpio-twl6040.c +++ b/drivers/gpio/gpio-twl6040.c @@ -80,6 +80,8 @@ static int gpo_twl6040_probe(struct platform_device *pdev) struct twl6040 *twl6040 = dev_get_drvdata(twl6040_core_dev); int ret; + device_set_node(&pdev->dev, dev_fwnode(pdev->dev.parent)); + twl6040gpo_chip.base = -1; if (twl6040_get_revid(twl6040) < TWL6041_REV_ES2_0) @@ -88,9 +90,6 @@ static int gpo_twl6040_probe(struct platform_device *pdev) twl6040gpo_chip.ngpio = 1; /* twl6041 have 1 GPO */ twl6040gpo_chip.parent = &pdev->dev; -#ifdef CONFIG_OF_GPIO - twl6040gpo_chip.of_node = twl6040_core_dev->of_node; -#endif ret = devm_gpiochip_add_data(&pdev->dev, &twl6040gpo_chip, NULL); if (ret < 0) { diff --git a/drivers/gpio/gpio-wm831x.c b/drivers/gpio/gpio-wm831x.c index 9cf1e5ebb352..7eaf8a28638c 100644 --- a/drivers/gpio/gpio-wm831x.c +++ b/drivers/gpio/gpio-wm831x.c @@ -262,6 +262,8 @@ static int wm831x_gpio_probe(struct platform_device *pdev) struct wm831x_pdata *pdata = &wm831x->pdata; struct wm831x_gpio *wm831x_gpio; + device_set_node(&pdev->dev, dev_fwnode(pdev->dev.parent)); + wm831x_gpio = devm_kzalloc(&pdev->dev, sizeof(*wm831x_gpio), GFP_KERNEL); if (wm831x_gpio == NULL) @@ -275,9 +277,6 @@ static int wm831x_gpio_probe(struct platform_device *pdev) wm831x_gpio->gpio_chip.base = pdata->gpio_base; else wm831x_gpio->gpio_chip.base = -1; -#ifdef CONFIG_OF_GPIO - wm831x_gpio->gpio_chip.of_node = wm831x->dev->of_node; -#endif return devm_gpiochip_add_data(&pdev->dev, &wm831x_gpio->gpio_chip, wm831x_gpio); }