{"id":2215761,"url":"http://patchwork.ozlabs.org/api/patches/2215761/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-gpio/patch/20260325100144.1696731-1-arnd@kernel.org/","project":{"id":42,"url":"http://patchwork.ozlabs.org/api/projects/42/?format=json","name":"Linux GPIO development","link_name":"linux-gpio","list_id":"linux-gpio.vger.kernel.org","list_email":"linux-gpio@vger.kernel.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260325100144.1696731-1-arnd@kernel.org>","list_archive_url":null,"date":"2026-03-25T10:01:14","name":"gpio: fix up CONFIG_OF dependencies","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"6e5ae63e00bb077f61b38543f37c0792128e8dac","submitter":{"id":80402,"url":"http://patchwork.ozlabs.org/api/people/80402/?format=json","name":"Arnd Bergmann","email":"arnd@kernel.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-gpio/patch/20260325100144.1696731-1-arnd@kernel.org/mbox/","series":[{"id":497407,"url":"http://patchwork.ozlabs.org/api/series/497407/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-gpio/list/?series=497407","date":"2026-03-25T10:01:14","name":"gpio: fix up CONFIG_OF dependencies","version":1,"mbox":"http://patchwork.ozlabs.org/series/497407/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2215761/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2215761/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-gpio@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 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bwHdtB8hgcryXtQkHLLX4dIp1PBRGLb22la0NEWVU+BnEfVZYG3IL7V1b9s8fhDyPb\n\t hoSezUtwX0s+IBr73BbBMYs53KjrQxvgNDQo6tgcpCPCM61TncIyZKAlTES5nR+Rbs\n\t +3BSYEOXGF5vA==","From":"Arnd Bergmann ","To":"Linus Walleij ,\n\tBartosz Golaszewski ","Cc":"Arnd Bergmann ,\n\tYixun Lan ,\n\tMatthias Brugger ,\n\tAngeloGioacchino Del Regno ,\n\tlinux-gpio@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\tlinux-riscv@lists.infradead.org,\n\tspacemit@lists.linux.dev,\n\tlinux-arm-kernel@lists.infradead.org,\n\tlinux-mediatek@lists.infradead.org","Subject":"[PATCH] gpio: fix up CONFIG_OF dependencies","Date":"Wed, 25 Mar 2026 11:01:14 +0100","Message-Id":"<20260325100144.1696731-1-arnd@kernel.org>","X-Mailer":"git-send-email 2.39.5","Precedence":"bulk","X-Mailing-List":"linux-gpio@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit"},"content":"From: Arnd Bergmann \n\nA number of GPIO drivers that used to have a CONFIG_OF_GPIO dependency now fail\nto build on targets without CONFIG_OF:\n\nWARNING: unmet direct dependencies detected for GPIO_SYSCON\n Depends on [n]: GPIOLIB [=y] && HAS_IOMEM [=y] && MFD_SYSCON [=y] && OF [=n]\n Selected by [y]:\n - GPIO_SAMA5D2_PIOBU [=y] && GPIOLIB [=y] && HAS_IOMEM [=y] && MFD_SYSCON [=y] && (ARCH_AT91 || COMPILE_TEST [=y])\n\ndrivers/gpio/gpio-mt7621.c: In function 'mediatek_gpio_bank_probe':\ndrivers/gpio/gpio-mt7621.c:254:20: error: 'struct gpio_chip' has no member named 'of_gpio_n_cells'\n 254 | rg->chip.gc.of_gpio_n_cells = 2;\n | ^\ndrivers/gpio/gpio-tegra186.c: In function 'tegra186_gpio_of_xlate':\ndrivers/gpio/gpio-tegra186.c:502:25: error: 'struct gpio_chip' has no member named 'of_gpio_n_cells'\n 502 | if (WARN_ON(chip->of_gpio_n_cells < 2))\n | ^~\ndrivers/gpio/gpio-lpc32xx.c: In function 'lpc32xx_gpio_probe':\ndrivers/gpio/gpio-lpc32xx.c:523:49: error: 'struct gpio_chip' has no member named 'of_xlate'\n 523 | lpc32xx_gpiochip[i].chip.of_xlate = lpc32xx_of_xlate;\n | ^\ndrivers/gpio/gpio-spacemit-k1.c: In function 'spacemit_gpio_add_bank':\ndrivers/gpio/gpio-spacemit-k1.c:234:11: error: 'struct gpio_chip' has no member named 'of_gpio_n_cells'\n 234 | gc->of_gpio_n_cells = 3;\n | ^~\n\nBring that back as a dependency.\n\nFixes: 7803501e5754 (\"gpio: drop unneeded Kconfig dependencies on OF_GPIO\")\nSigned-off-by: Arnd Bergmann \n---\nThere may be more fallout from the change, this is just what I found immediately,\nbut you could already fold the changes into the broken patch while I look\nfor additional ones.\n---\n drivers/gpio/Kconfig | 6 ++++++\n 1 file changed, 6 insertions(+)","diff":"diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig\nindex e1e48e432133..bcb8ce89396c 100644\n--- a/drivers/gpio/Kconfig\n+++ b/drivers/gpio/Kconfig\n@@ -236,6 +236,7 @@ config GPIO_BRCMSTB\n \ttristate \"BRCMSTB GPIO support\"\n \tdefault y if (ARCH_BRCMSTB || BMIPS_GENERIC)\n \tdepends on ARCH_BRCMSTB || ARCH_BCM2835 || BMIPS_GENERIC || COMPILE_TEST\n+\tdepends on OF\n \tselect GPIO_GENERIC\n \tselect IRQ_DOMAIN\n \thelp\n@@ -450,6 +451,7 @@ config GPIO_LPC18XX\n config GPIO_LPC32XX\n \ttristate \"NXP LPC32XX GPIO support\"\n \tdepends on ARCH_LPC32XX || COMPILE_TEST\n+\tdepends on OF\n \thelp\n \t Select this option to enable GPIO driver for\n \t NXP LPC32XX devices.\n@@ -492,6 +494,7 @@ config GPIO_MPC8XXX\n config GPIO_MT7621\n \tbool \"Mediatek MT7621 GPIO Support\"\n \tdepends on SOC_MT7620 || SOC_MT7621 || COMPILE_TEST\n+\tdepends on OF\n \tselect GPIO_GENERIC\n \tselect GPIOLIB_IRQCHIP\n \thelp\n@@ -632,6 +635,7 @@ config GPIO_RTD\n \n config GPIO_SAMA5D2_PIOBU\n \ttristate \"SAMA5D2 PIOBU GPIO support\"\n+\tdepends on OF\n \tdepends on MFD_SYSCON\n \tdepends on ARCH_AT91 || COMPILE_TEST\n \tselect GPIO_SYSCON\n@@ -672,6 +676,7 @@ config GPIO_SNPS_CREG\n config GPIO_SPACEMIT_K1\n \ttristate \"SPACEMIT K1 GPIO support\"\n \tdepends on ARCH_SPACEMIT || COMPILE_TEST\n+\tdepends on OF\n \tselect GPIO_GENERIC\n \tselect GPIOLIB_IRQCHIP\n \thelp\n@@ -737,6 +742,7 @@ config GPIO_TEGRA186\n \ttristate \"NVIDIA Tegra186 GPIO support\"\n \tdefault ARCH_TEGRA_186_SOC || ARCH_TEGRA_194_SOC || ARCH_TEGRA_234_SOC\n \tdepends on ARCH_TEGRA_186_SOC || ARCH_TEGRA_194_SOC || ARCH_TEGRA_234_SOC || COMPILE_TEST\n+\tdepends on OF\n \tselect GPIOLIB_IRQCHIP\n \tselect IRQ_DOMAIN_HIERARCHY\n \thelp\n","prefixes":[]}