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Gilles Gameiroa2bc4322015-02-10 01:36:01 -08001/*
2 * board.c
3 *
4 * Board functions for Birdland Audio BAV335x Network Processor
5 *
6 * Copyright (c) 2012-2014, Birdland Audio - http://birdland.com/oem
7 *
8 *
9 * SPDX-License-Identifier: GPL-2.0+
10 */
11
12#ifndef _BOARD_H_
13#define _BOARD_H_
14
15/* Serial MagicE: AA 55 BA BE */
16#define BOARD_MAGIC 0xBEBA55AA
17enum board_type {UNKNOWN, BAV335A, BAV335B};
18
19
20/*
21 * The BAV335x may use a built-in read-only serial EEProm.
22 * The Evaluation board, disables the write-protect so the Serial-EE
23 * Can be programmed during manufacturing to store fields such as
24 * a board serial number, ethernet mac address and other user fields.
25 * Additionally, the Serial-EE can store the specific version of the
26 * board it runs on, and overwrite the defaults in _defconfig
27 */
28#define HDR_NO_OF_MAC_ADDR 3
29#define HDR_ETH_ALEN 6
30#define HDR_NAME_LEN 8
31
32struct board_eeconfig {
33 unsigned int magic;
34 char name[HDR_NAME_LEN]; /* BAV3354 */
35 char version[4]; /* 0B20 - Rev.B2 */
Gilles Gameirob81bdf62015-03-23 23:13:03 -070036 char serial[16];
Gilles Gameiroa2bc4322015-02-10 01:36:01 -080037 char config[32];
38 char mac_addr[HDR_NO_OF_MAC_ADDR][HDR_ETH_ALEN];
39};
40
41enum board_type get_board_type(bool verbose_debug_output);
42
43
44/*
45 * We have three pin mux functions that must exist. We must be able to enable
46 * uart0, for initial output and i2c0 to read the main EEPROM. We then have a
47 * main pinmux function that can be overridden to enable all other pinmux that
48 * is required on the board.
49 */
50void enable_uart0_pin_mux(void);
51void enable_uart1_pin_mux(void);
52void enable_uart2_pin_mux(void);
53void enable_uart3_pin_mux(void);
54void enable_uart4_pin_mux(void);
55void enable_uart5_pin_mux(void);
56void enable_i2c0_pin_mux(void);
57void enable_board_pin_mux(enum board_type board);
58
59#endif