[PATCH v2 1/1] dt-bindings: usb: convert lpc32xx-udc.txt to yaml format
From: Frank Li <Frank.Li@nxp.com>
Date: 2025-06-25 21:44:14
Also in:
imx, linux-devicetree, linux-usb, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest, usb subsystem · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Greg Kroah-Hartman
Convert lpc32xx-udc.txt to yaml format. Additional changes: - add clocks and put it into required list to match existed lp32xx.dtsi. - remove usb-transceiver@2c at examples. Signed-off-by: Frank Li <Frank.Li@nxp.com> --- changes in v2 - update commit message by add "additional changes" - add clocks to required list --- .../devicetree/bindings/usb/lpc32xx-udc.txt | 28 ---------- .../bindings/usb/nxp,lpc3220-udc.yaml | 54 +++++++++++++++++++ 2 files changed, 54 insertions(+), 28 deletions(-) delete mode 100644 Documentation/devicetree/bindings/usb/lpc32xx-udc.txt create mode 100644 Documentation/devicetree/bindings/usb/nxp,lpc3220-udc.yaml
diff --git a/Documentation/devicetree/bindings/usb/lpc32xx-udc.txt b/Documentation/devicetree/bindings/usb/lpc32xx-udc.txt
deleted file mode 100644
index 29f12a533f666..0000000000000
--- a/Documentation/devicetree/bindings/usb/lpc32xx-udc.txt
+++ /dev/null@@ -1,28 +0,0 @@ -* NXP LPC32xx SoC USB Device Controller (UDC) - -Required properties: -- compatible: Must be "nxp,lpc3220-udc" -- reg: Physical base address of the controller and length of memory mapped - region. -- interrupts: The USB interrupts: - * USB Device Low Priority Interrupt - * USB Device High Priority Interrupt - * USB Device DMA Interrupt - * External USB Transceiver Interrupt (OTG ATX) -- transceiver: phandle of the associated ISP1301 device - this is necessary for - the UDC controller for connecting to the USB physical layer - -Example: - - isp1301: usb-transceiver@2c { - compatible = "nxp,isp1301"; - reg = <0x2c>; - }; - - usbd@31020000 { - compatible = "nxp,lpc3220-udc"; - reg = <0x31020000 0x300>; - interrupt-parent = <&mic>; - interrupts = <0x3d 0>, <0x3e 0>, <0x3c 0>, <0x3a 0>; - transceiver = <&isp1301>; - };
diff --git a/Documentation/devicetree/bindings/usb/nxp,lpc3220-udc.yaml b/Documentation/devicetree/bindings/usb/nxp,lpc3220-udc.yaml
new file mode 100644
index 0000000000000..e580575274f60
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/nxp,lpc3220-udc.yaml@@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/nxp,lpc3220-udc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP LPC32xx SoC USB Device Controller (UDC) + +maintainers: + - Frank Li <Frank.Li@nxp.com> + +properties: + compatible: + const: nxp,lpc3220-udc + + reg: + maxItems: 1 + + interrupts: + items: + - description: USB Device Low Priority Interrupt + - description: USB Device High Priority Interrupt + - description: USB Device DMA Interrupt + - description: External USB Transceiver Interrupt (OTG ATX) + + clocks: + maxItems: 1 + + transceiver: + description: + phandle of the associated ISP1301 device - this is necessary for + the UDC controller for connecting to the USB physical layer + +required: + - compatible + - reg + - interrupts + - clocks + - transceiver + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/lpc32xx-clock.h> + + usbd@31020000 { + compatible = "nxp,lpc3220-udc"; + reg = <0x31020000 0x300>; + interrupt-parent = <&mic>; + interrupts = <0x3d 0>, <0x3e 0>, <0x3c 0>, <0x3a 0>; + clocks = <&usbclk LPC32XX_USB_CLK_DEVICE>; + transceiver = <&isp1301>; + };
--
2.34.1