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[94.175.9.129]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-432bd0dacd1sm44182976f8f.4.2026.01.13.08.15.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Jan 2026 08:15:13 -0800 (PST) From: Stafford Horne To: LKML Cc: Linux OpenRISC , devicetree , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Stafford Horne , Linus Walleij , Geert Uytterhoeven , Bartosz Golaszewski , linux-gpio@vger.kernel.org Subject: [PATCH v4 2/6] gpio: mmio: Add compatible for opencores GPIO Date: Tue, 13 Jan 2026 16:11:35 +0000 Message-ID: <20260113161152.3688309-3-shorne@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260113161152.3688309-1-shorne@gmail.com> References: <20260113161152.3688309-1-shorne@gmail.com> Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On FPGA Development boards with GPIOs the OpenRISC architecture uses the opencores gpio verilog rtl. This is compatible with the gpio-mmio. Add the compatible string to allow probing this driver from the devicetree. Link: https://opencores.org/projects/gpio Signed-off-by: Stafford Horne Reviewed-by: Linus Walleij Reviewed-by: Geert Uytterhoeven --- Since v3: - Order this patch after the binding patch. - Add Reviewed-by's. Since v2: - New patch drivers/gpio/gpio-mmio.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpio/gpio-mmio.c b/drivers/gpio/gpio-mmio.c index 5daf962b0323..edbcaad57d00 100644 --- a/drivers/gpio/gpio-mmio.c +++ b/drivers/gpio/gpio-mmio.c @@ -724,6 +724,7 @@ static const struct of_device_id gpio_mmio_of_match[] = { { .compatible = "wd,mbl-gpio" }, { .compatible = "ni,169445-nand-gpio" }, { .compatible = "intel,ixp4xx-expansion-bus-mmio-gpio" }, + { .compatible = "opencores,gpio" }, { } }; MODULE_DEVICE_TABLE(of, gpio_mmio_of_match); -- 2.51.0