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NXP LPC32xx USB controller has a subdevice, which controls USB AHB slave, USB OTG, USB OHCI, USB device and I2C controller to USB phy clocks, this change adds description of the clock controller, for more details reference LPC32xx User's Manual, namely USB control, OTG clock control and OTG clock status registers. Signed-off-by: Vladimir Zapolskiy <vz@mleia.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Michael Turquette <mturquette@baylibre.com>
23 lines
528 B
Plaintext
23 lines
528 B
Plaintext
NXP LPC32xx USB Clock Controller
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Required properties:
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- compatible: should be "nxp,lpc3220-usb-clk"
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- reg: should contain clock controller registers location and length
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- #clock-cells: must be 1, the cell holds id of a clock provided by the
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USB clock controller
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Examples:
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usb {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "simple-bus";
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ranges = <0x0 0x31020000 0x00001000>;
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usbclk: clock-controller@f00 {
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compatible = "nxp,lpc3220-usb-clk";
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reg = <0xf00 0x100>;
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#clock-cells = <1>;
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};
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};
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