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/* Copyright 2021 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef __BOARD_BRYA_FW_CONFIG_H_
#define __BOARD_BRYA_FW_CONFIG_H_
#include <stdint.h>
/****************************************************************************
* CBI FW_CONFIG layout for Brya board.
*
* Source of truth is the project/brya/brya/config.star configuration file.
*/
enum ec_cfg_usb_db_type {
DB_USB_ABSENT = 0,
DB_USB3_PS8815 = 1,
DB_USB_ABSENT2 = 15
};
enum ec_cfg_keyboard_backlight_type {
KEYBOARD_BACKLIGHT_DISABLED = 0,
KEYBOARD_BACKLIGHT_ENABLED = 1
};
enum ec_cfg_keyboard_layout { KB_LAYOUT_DEFAULT = 0, KB_LAYOUT_1 = 1 };
union brya_cbi_fw_config {
struct {
enum ec_cfg_usb_db_type usb_db : 4;
uint32_t sd_db : 2;
uint32_t reserved_0 : 1;
enum ec_cfg_keyboard_backlight_type kb_bl : 1;
uint32_t audio : 3;
uint32_t cellular_db : 2;
uint32_t wifi_sar_id : 1;
enum ec_cfg_keyboard_layout kb_layout : 2;
uint32_t reserved_1 : 16;
};
uint32_t raw_value;
};
/**
* Read the cached FW_CONFIG. Guaranteed to have valid values.
*
* @return the FW_CONFIG for the board.
*/
union brya_cbi_fw_config get_fw_config(void);
/**
* Get keyboard type from FW_CONFIG.
*
* @return the keyboard type.
*/
enum ec_cfg_keyboard_layout ec_cfg_keyboard_layout(void);
/**
* Get the USB daughter board type from FW_CONFIG.
*
* @return the USB daughter board type.
*/
enum ec_cfg_usb_db_type ec_cfg_usb_db_type(void);
#endif /* __BOARD_BRYA_FW_CONFIG_H_ */
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