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/* Copyright 2021 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/* Volteer family-specific functions, shared with Zephyr */
#include "cbi_ec_fw_config.h"
#include "common.h"
#include "cros_board_info.h"
#include "hooks.h"
#include "system.h"
#define CPRINTS(format, args...) cprints(CC_CHIPSET, format, ## args)
#define CPRINTF(format, args...) cprintf(CC_CHIPSET, format, ## args)
static uint8_t board_id;
uint8_t get_board_id(void)
{
return board_id;
}
__overridable void board_cbi_init(void)
{
}
/*
* Read CBI from i2c eeprom and initialize variables for board variants
*
* Example for configuring for a USB3 DB:
* ectool cbi set 6 2 4 10
*/
static void cbi_init(void)
{
uint32_t cbi_val;
/* Board ID */
if (cbi_get_board_version(&cbi_val) != EC_SUCCESS ||
cbi_val > UINT8_MAX)
CPRINTS("CBI: Read Board ID failed");
else
board_id = cbi_val;
CPRINTS("Board ID: %d", board_id);
/* FW config */
init_fw_config();
/* Allow the board project to make runtime changes based on CBI data */
board_cbi_init();
}
DECLARE_HOOK(HOOK_INIT, cbi_init, HOOK_PRIO_FIRST);
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