blob: 48e112e2303a19be95751deaa186b3e9457aeebb [file] [log] [blame]
Peter Korsgaarde3634262012-10-18 01:21:09 +00001/*
2 * board.h
3 *
4 * TI AM335x boards information header
5 *
6 * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the
16 * GNU General Public License for more details.
17 */
18
19#ifndef _BOARD_H_
20#define _BOARD_H_
21
22/*
23 * TI AM335x parts define a system EEPROM that defines certain sub-fields.
24 * We use these fields to in turn see what board we are on, and what
25 * that might require us to set or not set.
26 */
27#define HDR_NO_OF_MAC_ADDR 3
28#define HDR_ETH_ALEN 6
29#define HDR_NAME_LEN 8
30
31struct am335x_baseboard_id {
32 unsigned int magic;
33 char name[HDR_NAME_LEN];
34 char version[4];
35 char serial[12];
36 char config[32];
37 char mac_addr[HDR_NO_OF_MAC_ADDR][HDR_ETH_ALEN];
38};
39
40/*
41 * We have three pin mux functions that must exist. We must be able to enable
42 * uart0, for initial output and i2c0 to read the main EEPROM. We then have a
43 * main pinmux function that can be overridden to enable all other pinmux that
44 * is required on the board.
45 */
46void enable_uart0_pin_mux(void);
Andrew Bradford6422b702012-10-25 08:21:30 -040047void enable_uart1_pin_mux(void);
48void enable_uart2_pin_mux(void);
49void enable_uart3_pin_mux(void);
50void enable_uart4_pin_mux(void);
51void enable_uart5_pin_mux(void);
Peter Korsgaarde3634262012-10-18 01:21:09 +000052void enable_i2c0_pin_mux(void);
53void enable_board_pin_mux(struct am335x_baseboard_id *header);
54#endif