src/mainboard/google/cheza/mainboard.c

   1 /* This file is part of the coreboot project. */
   2 /* SPDX-License-Identifier: GPL-2.0-only */
   3
   4 #include <device/device.h>
   5 #include <gpio.h>
   6 #include <soc/usb.h>
   7
   8 static struct usb_board_data usb1_board_data = {
   9         .pll_bias_control_2 = 0x28,
  10         .imp_ctrl1 = 0x08,
  11         .port_tune1 = 0x20,
  12 };
  13
  14 static void setup_usb(void)
  15 {
  16         /*
  17          * Primary USB is used only for DP functionality on cheza platform.
  18          * Hence Setting up only Secondary USB DWC3 controller.
  19          */
  20         setup_usb_host1(&usb1_board_data);
  21
  22         gpio_output(GPIO(120), 1);      /* Deassert HUB_RST_L to enable hub. */
  23 }
  24
  25 static void mainboard_init(struct device *dev)
  26 {
  27         setup_usb();
  28 }
  29
  30 static void mainboard_enable(struct device *dev)
  31 {
  32         dev->ops->init = &mainboard_init;
  33 }
  34
  35 struct chip_operations mainboard_ops = {
  36         .name = CONFIG_MAINBOARD_PART_NUMBER,
  37         .enable_dev = mainboard_enable,
  38 };