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[24.79.253.190]) by smtp.gmail.com with ESMTPSA id w123sm45129850pfb.167.2020.01.21.19.04.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Jan 2020 19:04:10 -0800 (PST) From: jassisinghbrar@gmail.com To: balbi@kernel.org, gregkh@linuxfoundation.org, robh+dt@kernel.org, mark.rutland@arm.com, masami.hiramatsu@linaro.org Cc: devicetree@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Jassi Brar , Rob Herring Subject: [PATCH v3 1/2] dt-bindings: max3421-udc: add dt bindings for MAX3420 UDC Date: Tue, 21 Jan 2020 21:04:07 -0600 Message-Id: <20200122030407.7525-1-jassisinghbrar@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200122030136.7300-1-jassisinghbrar@gmail.com> References: <20200122030136.7300-1-jassisinghbrar@gmail.com> MIME-Version: 1.0 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Jassi Brar Add YAML dt bindings for Maxim MAX3420 UDC controller. Signed-off-by: Jassi Brar Reviewed-by: Rob Herring --- .../bindings/usb/maxim,max3420-udc.yaml | 69 +++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/maxim,max3420-udc.yaml diff --git a/Documentation/devicetree/bindings/usb/maxim,max3420-udc.yaml b/Documentation/devicetree/bindings/usb/maxim,max3420-udc.yaml new file mode 100644 index 000000000000..4241d38d5864 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/maxim,max3420-udc.yaml @@ -0,0 +1,69 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/maxim,max3420-udc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MAXIM MAX3420/1 USB Peripheral Controller + +maintainers: + - Jassi Brar + +description: | + The controller provices USB2.0 compliant FullSpeed peripheral + implementation over the SPI interface. + + Specifications about the part can be found at: + http://datasheets.maximintegrated.com/en/ds/MAX3420E.pdf + +properties: + compatible: + enum: + - maxim,max3420-udc + - maxim,max3421-udc + + reg: + maxItems: 1 + + interrupts: + items: + - description: usb irq from max3420 + - description: vbus detection irq + minItems: 1 + maxItems: 2 + + interrupt-names: + items: + - const: udc + - const: vbus + minItems: 1 + maxItems: 2 + + spi-max-frequency: + maximum: 26000000 + +required: + - compatible + - reg + - interrupts + - interrupt-names + +additionalProperties: false + +examples: + - | + #include + #include + spi0 { + #address-cells = <1>; + #size-cells = <0>; + + udc@0 { + compatible = "maxim,max3420-udc"; + reg = <0>; + interrupt-parent = <&gpio>; + interrupts = <0 IRQ_TYPE_EDGE_FALLING>, <10 IRQ_TYPE_EDGE_BOTH>; + interrupt-names = "udc", "vbus"; + spi-max-frequency = <12500000>; + }; + };