1 /* SPDX-License-Identifier: GPL-2.0-only */
2
3 #include <boardid.h>
4 #include <console/console.h>
5 #include <gpio.h>
6
board_id(void)7 uint32_t board_id(void)
8 {
9 static int id = -1;
10 gpio_t pins[] = {[3] = GPIO(2, A, 7), [2] = GPIO(2, A, 2),
11 [1] = GPIO(2, A, 1), [0] = GPIO(2, A, 0)}; /* GPIO2_A0 is LSB */
12
13 if (id < 0) {
14 id = gpio_base2_value(pins, ARRAY_SIZE(pins));
15 printk(BIOS_SPEW, "Board ID: %d.\n", id);
16 }
17
18 return id;
19 }
20
ram_code(void)21 uint32_t ram_code(void)
22 {
23 uint32_t code;
24 gpio_t pins[] = {[3] = GPIO(8, A, 3), [2] = GPIO(8, A, 2),
25 [1] = GPIO(8, A, 1), [0] = GPIO(8, A, 0)}; /* GPIO8_A0 is LSB */
26
27 code = gpio_binary_first_base3_value(pins, ARRAY_SIZE(pins));
28 printk(BIOS_SPEW, "RAM Config: %u.\n", code);
29
30 return code;
31 }
32