blob: 1136f464f27c01117c2c0890bb7685400139ecef (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
/*
* This file is part of the coreboot project.
*
* Copyright 2015 MediaTek Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <boardid.h>
#include <gpio.h>
#include <console/console.h>
#include <stdlib.h>
#include "gpio.h"
static int board_id_value = -1;
static uint8_t get_board_id(void)
{
uint8_t bid = 0;
static gpio_t pins[] = {[2] = BOARD_ID_2, [1] = BOARD_ID_1,
[0] = BOARD_ID_0};
bid = gpio_base2_value(pins, ARRAY_SIZE(pins));
printk(BIOS_INFO, "Board ID %d\n", bid);
return bid;
}
uint8_t board_id(void)
{
if (board_id_value < 0)
board_id_value = get_board_id();
return board_id_value;
}
uint32_t ram_code(void)
{
uint32_t code;
static gpio_t pins[] = {[3] = RAM_ID_3, [2] = RAM_ID_2, [1] = RAM_ID_1,
[0] = RAM_ID_0};
code = gpio_base2_value(pins, ARRAY_SIZE(pins));
printk(BIOS_INFO, "RAM Config: %u\n", code);
return code;
}
|
