diff options
Diffstat (limited to 'include/linux/usb/renesas_usbhs.h')
| -rw-r--r-- | include/linux/usb/renesas_usbhs.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/usb/renesas_usbhs.h b/include/linux/usb/renesas_usbhs.h index 547e59cc00e..c5d36c65c33 100644 --- a/include/linux/usb/renesas_usbhs.h +++ b/include/linux/usb/renesas_usbhs.h @@ -132,6 +132,14 @@ struct renesas_usbhs_driver_param { * option: * * dma id for dmaengine + * The data transfer direction on D0FIFO/D1FIFO should be + * fixed for keeping consistency. + * So, the platform id settings will be.. + * .d0_tx_id = xx_TX, + * .d1_rx_id = xx_RX, + * or + * .d1_tx_id = xx_TX, + * .d0_rx_id = xx_RX, */ int d0_tx_id; int d0_rx_id; |