src/board/cherry/board.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright 2021 Google Inc.
 *
 * Board file for Cherry.
 */

#include <assert.h>
#include <libpayload.h>

#include "base/init_funcs.h"
#include "drivers/bus/spi/mtk.h"
#include "drivers/bus/usb/usb.h"
#include "drivers/ec/cros/ec.h"
#include "drivers/ec/cros/spi.h"
#include "drivers/flash/spi.h"
#include "drivers/flash/mtk_snfc.h"
#include "drivers/gpio/mtk_gpio.h"
#include "drivers/gpio/sysinfo.h"
#include "drivers/power/psci.h"
#include "drivers/storage/mtk_mmc.h"
#include "vboot/util/flag.h"

static int board_setup(void)
{
	sysinfo_install_flags(new_mtk_gpio_input);
	flag_replace(FLAG_LIDSW, cros_ec_lid_switch_flag());
	if (!CONFIG(DETACHABLE))
		flag_replace(FLAG_PWRSW, cros_ec_power_btn_flag());

	power_set_ops(&psci_power_ops);

	GpioOps *spi0_cs = new_gpio_not(new_mtk_gpio_output(PAD_SPIM0_CSB));
	MtkSpi *spi0 = new_mtk_spi(0x1100A000, spi0_cs);
	CrosEcSpiBus *cros_ec_spi_bus = new_cros_ec_spi_bus(&spi0->ops);
	GpioOps *ec_int = sysinfo_lookup_gpio("EC interrupt", 1,
					      new_mtk_gpio_input);
	CrosEc *cros_ec = new_cros_ec(&cros_ec_spi_bus->ops, ec_int);
	register_vboot_ec(&cros_ec->vboot);

	/* Setup NOR flash ops */
	MtkNorFlash *nor_flash = new_mtk_nor_flash(0x1132C000);
	flash_set_ops(&nor_flash->ops);

	MtkMmcTuneReg emmc_tune_reg = {
		.msdc_iocon = 0x1 << 8,
		.pad_tune = 0x10 << 16
	};
	MtkMmcHost *emmc = new_mtk_mmc_host(
		0x11230000, 400 * MHz, 50 * MHz, emmc_tune_reg, 8, 0, NULL,
		MTK_MMC_V2);

	list_insert_after(&emmc->mmc.ctrlr.list_node,
			  &fixed_block_dev_controllers);

	MtkMmcTuneReg sd_card_tune_reg = {
		.msdc_iocon = 0x0,
		.pad_tune = 0x0
	};
	GpioOps *card_detect_ops = new_gpio_not(new_mtk_gpio_input(PAD_I2SO1_D1));
	MtkMmcHost *sd_card = new_mtk_mmc_host(
		0x11240000, 200 * MHz, 25 * MHz, sd_card_tune_reg, 4, 1,
		card_detect_ops, MTK_MMC_V2);

	list_insert_after(&sd_card->mmc.ctrlr.list_node,
			  &removable_block_dev_controllers);

	UsbHostController *usb_host = new_usb_hc(XHCI, 0x11200000);
	list_insert_after(&usb_host->list_node, &usb_host_controllers);

	return 0;
}

INIT_FUNC(board_setup);