ti/common/board_detect.h

1 /* SPDX-License-Identifier: GPL-2.0+ */
5  * Copyright (C) 2015-2016 Texas Instruments Incorporated - http://www.ti.com
23  * struct ti_am_eeprom - This structure holds data read in from the
26  * @name: The name of the board
27  * @version: Board revision
28  * @serial: Board serial number
32  * The data is this structure is read from the EEPROM on the board.
33  * It is used for board detection which is based on name. It is used
34  * to configure specific TI boards. This allows booting of multiple
35  * TI boards with a single MLO and u-boot.
52  * struct dra7_eeprom - This structure holds data read in from the DRA7 EVM
55  * @name: The name of the board
56  * @version_major: Board major version
57  * @version_minor: Board minor version
58  * @config: Board specific config options
62  * The data is this structure is read from the EEPROM on the board.
63  * It is used for board detection which is based on name. It is used
64  * to configure specific DRA7 boards. This allows booting of multiple
65  * DRA7 boards with a single MLO and u-boot.
78  * struct ti_common_eeprom - Null terminated, usable EEPROM contents.
83  * @config:	NULL terminated Board specific config options
103  * ti_i2c_eeprom_am_get() - Consolidated eeprom data collection for AM* TI EVMs
113  * ti_i2c_eeprom_dra7_get() - Consolidated eeprom data for DRA7 TI EVMs
120  * board_ti_is() - Board detection logic for TI EVMs
121  * @name_tag:	Tag used in eeprom for the board
123  * Return: false if board information does not match OR eeprom wasn't read.
129  * board_ti_rev_is() - Compare board revision for TI EVMs
135  * Return: false if board information does not match OR eeprom wasn't read.
141  * board_ti_get_rev() - Get board revision for TI EVMs
144  *	   Board revision otherwise
149  * board_ti_get_config() - Get board config for TI EVMs
152  *	   Board config otherwise
157  * board_ti_get_name() - Get board name for TI EVMs
160  *	   Board name otherwise
165  * board_ti_get_eth_mac_addr() - Get Ethernet MAC address from EEPROM MAC list
174  * board_ti_get_emif1_size() - Get size of the DDR on emif1 for TI EVMs
181  * board_ti_get_emif2_size() - Get size of the DDR on emif2 for TI EVMs
188  * set_board_info_env() - Setup commonly used board information environment vars
189  * @name:	Name of the board
196  * board_ti_set_ethaddr- Sets the ethaddr environment from EEPROM
208  * board_ti_was_eeprom_read() - Check to see if the eeprom contents have been read
217  * ti_i2c_eeprom_am_set() - Setup the eeprom data with predefined values
218  * @name:	Name of the board
219  * @rev:	Revision of the board
221  * In some cases such as in RTC-only mode, we are able to skip reading eeprom
224  * a handy function to pre-program information.