src/mainboard/google/kukui/early_init.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <gpio.h>
   4 #include <soc/mt8183.h>
   5 #include <soc/spi.h>
   6
   7 #include "early_init.h"
   8 #include "gpio.h"
   9
  10 #define BOOTBLOCK_EN_L (GPIO(KPROW0))
  11 #define AP_IN_SLEEP_L (GPIO(SRCLKENA0))
  12
  13 void mainboard_early_init(void)
  14 {
  15         mt8183_early_init();
  16
  17         /* Turn on real eMMC and allow communication to EC. */
  18         gpio_output(BOOTBLOCK_EN_L, 1);
  19
  20         setup_chromeos_gpios();
  21
  22         gpio_set_mode(AP_IN_SLEEP_L, PAD_SRCLKENA0_FUNC_SRCLKENA0);
  23
  24         mtk_spi_init(CONFIG_DRIVER_TPM_SPI_BUS, SPI_PAD0_MASK, 1 * MHz, 0);
  25         gpio_eint_configure(CR50_IRQ, IRQ_TYPE_EDGE_RISING);
  26 }