dt-bindings: usb: max3421: Interrupt-parent is optional

Documentation modification, now interrupt-parent is an optional
property. Also fix few typos.

Signed-off-by: Jules Maselbas <jules.maselbas@grenoble-inp.org>
Reported-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jules Maselbas 2017-10-31 11:32:57 +01:00 коммит произвёл Greg Kroah-Hartman
Родитель 892f6ebc53
Коммит 9b796ffcd1
1 изменённых файлов: 5 добавлений и 3 удалений

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@ -1,17 +1,19 @@
Maxim Integrated SPI-based USB 2.0 host controller MAX3421E
Required properties:
- compatible: "maxim,max3421"
- compatible: Should be "maxim,max3421"
- spi-max-frequency: maximum frequency for this device must not exceed 26 MHz.
- reg: chip select number to which this device is connected.
- maxim,vbus-en-pin: <GPOUTx ACTIVE_LEVEL>
GPOUTx is the number (1-8) of the GPOUT pin of MAX3421E to drive Vbus.
ACTIVE_LEVEL is 0 or 1.
- interrupt-parent: the phandle of the associated interrupt controller.
- interrupts: the interuption line description for the interrupt controller.
- interrupts: the interrupt line description for the interrupt controller.
The driver configures MAX3421E for active low level triggered interrupts,
configure your interrupt line accordingly.
Optional property:
- interrupt-parent: the phandle to the associated interrupt controller.
Example:
usb@0 {