diff options
Diffstat (limited to 'board/volmar/fw_config.h')
-rw-r--r-- | board/volmar/fw_config.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/board/volmar/fw_config.h b/board/volmar/fw_config.h new file mode 100644 index 0000000000..ed4dbce7d9 --- /dev/null +++ b/board/volmar/fw_config.h @@ -0,0 +1,54 @@ +/* Copyright 2022 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. + */ + +#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 +}; + +union brya_cbi_fw_config { + struct { + enum ec_cfg_usb_db_type usb_db : 4; + uint32_t sd_db : 2; + uint32_t lte_db : 1; + enum ec_cfg_keyboard_backlight_type kb_bl : 1; + uint32_t audio : 3; + uint32_t reserved_1 : 21; + }; + 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 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_ */ |