src/mainboard/google/mistral/mainboard.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <device/device.h>
   4 #include <device/mmio.h>
   5 #include <vendorcode/google/chromeos/chromeos.h>
   6 #include <soc/usb.h>
   7 #include <soc/addressmap.h>
   8
   9 static struct usb_board_data usb1_board_data = {
  10         .parameter_override_x0 = 0x63,
  11         .parameter_override_x1 = 0x03,
  12         .parameter_override_x0 = 0x1d,
  13         .parameter_override_x1 = 0x03,
  14 };
  15
  16 static void setup_usb(void)
  17 {
  18         /* Setting Secondary USB controller */
  19         setup_usb_host(HSUSB_HS_PORT_1, &usb1_board_data);
  20 }
  21
  22 static void configure_sdhci(void)
  23 {
  24         /* Program eMMC drive strength to 16/10/10 mA */
  25         write32((void *)SDC1_TLMM_CFG_ADDR, 0x9FE4);
  26 }
  27
  28 static void mainboard_init(struct device *dev)
  29 {
  30         /* Copy WIFI calibration data into CBMEM. */
  31         if (CONFIG(CHROMEOS))
  32                 cbmem_add_vpd_calibration_data();
  33
  34         setup_usb();
  35         configure_sdhci();
  36 }
  37
  38 static void mainboard_enable(struct device *dev)
  39 {
  40         dev->ops->init = &mainboard_init;
  41 }
  42
  43 struct chip_operations mainboard_ops = {
  44         .enable_dev = mainboard_enable,
  45 };