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[94.175.9.129]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47bdc1cb6a8sm25518315e9.2.2025.12.17.00.08.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Dec 2025 00:08:56 -0800 (PST) From: Stafford Horne To: LKML Cc: Linux OpenRISC , Stafford Horne , Linus Walleij , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 1/5] dt-bindings: Add compatible string opencores,gpio to gpio-mmio Date: Wed, 17 Dec 2025 08:08:27 +0000 Message-ID: <20251217080843.70621-2-shorne@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251217080843.70621-1-shorne@gmail.com> References: <20251217080843.70621-1-shorne@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit In FPGA Development boards with GPIOs we use the opencores gpio verilog rtl. This is compatible with the gpio-mmio. Add the compatible string to allow as below. Example: gpio0: gpio@91000000 { compatible = "opencores,gpio", "brcm,bcm6345-gpio"; reg = <0x91000000 0x1>, <0x91000001 0x1>; reg-names = "dat", "dirout"; gpio-controller; #gpio-cells = <2>; status = "okay"; }; Link: https://opencores.org/projects/gpio Signed-off-by: Stafford Horne --- Since v1: - Fix schema to actually match the example. .../devicetree/bindings/gpio/gpio-mmio.yaml | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/Documentation/devicetree/bindings/gpio/gpio-mmio.yaml b/Documentation/devicetree/bindings/gpio/gpio-mmio.yaml index b4d55bf6a285..6fcf5fd2cb66 100644 --- a/Documentation/devicetree/bindings/gpio/gpio-mmio.yaml +++ b/Documentation/devicetree/bindings/gpio/gpio-mmio.yaml @@ -18,11 +18,16 @@ description: properties: compatible: - enum: - - brcm,bcm6345-gpio - - ni,169445-nand-gpio - - wd,mbl-gpio # Western Digital MyBook Live memory-mapped GPIO controller - - intel,ixp4xx-expansion-bus-mmio-gpio + oneOf: + - enum: + - brcm,bcm6345-gpio + - ni,169445-nand-gpio + - wd,mbl-gpio # Western Digital MyBook Live memory-mapped GPIO controller + - intel,ixp4xx-expansion-bus-mmio-gpio + - items: + - enum: + - opencores,gpio + - const: brcm,bcm6345-gpio big-endian: true -- 2.51.0