src/soc/intel/apollolake/include/soc/usb.h

   1 /* This file is part of the coreboot project. */
   2 /* SPDX-License-Identifier: GPL-2.0-or-later */
   3
   4 #ifndef _SOC_APOLLOLAKE_USB_H_
   5 #define _SOC_APOLLOLAKE_USB_H_
   6
   7 #include <stdint.h>
   8
   9 #define APOLLOLAKE_USB2_PORT_MAX 8
  10 #define APOLLOLAKE_USB3_PORT_MAX 6
  11
  12 struct usb_port_config {
  13         uint8_t enable;
  14         uint8_t oc_pin;
  15 };
  16
  17 struct usb2_eye_per_port {
  18         uint8_t Usb20PerPortTxPeHalf;
  19         uint8_t Usb20PerPortPeTxiSet;
  20         uint8_t Usb20PerPortTxiSet;
  21         uint8_t Usb20HsSkewSel;
  22         uint8_t Usb20IUsbTxEmphasisEn;
  23         uint8_t Usb20PerPortRXISet;
  24         uint8_t Usb20HsNpreDrvSel;
  25         uint8_t Usb20OverrideEn;
  26 };
  27
  28 /* USB overcurrent pins definition */
  29 enum {
  30         OC0     = 0,
  31         OC1     = 1,
  32         OC_SKIP = 2,
  33 };
  34
  35 #define PORT_EN(pin) {   \
  36         .enable = 1,     \
  37         .oc_pin = (pin), \
  38 }
  39
  40 #define PORT_DIS {         \
  41         .enable = 0,       \
  42         .oc_pin = OC_SKIP, \
  43 }
  44
  45 #endif /* _SOC_APOLLOLAKE_USB_H_ */