linux_dsm_epyc7002/arch/arm/boot/dts/bcm283x-rpi-usb-otg.dtsi
Stefan Wahren 1aa1d858f5 ARM: dts: bcm283x: Add dtsi for OTG mode
The Raspberry Pi Zero also supports OTG mode. So provide a dtsi file
to configure the USB interface accordingly. The fifo sizes are optimized
for device endpoint 6 and 7 with the maximum of 768.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
2017-06-12 13:27:46 -07:00

11 lines
229 B
Plaintext

&usb {
dr_mode = "otg";
g-rx-fifo-size = <256>;
g-np-tx-fifo-size = <32>;
/*
* According to dwc2 the sum of all device EP
* fifo sizes shouldn't exceed 3776 bytes.
*/
g-tx-fifo-size = <256 256 512 512 512 768 768>;
};