1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * (C) Copyright 2014 CompuLab, Ltd. <www.compulab.co.il>
4 *
5 * Authors: Igor Grinberg <grinberg@compulab.co.il>
6 */
7
8 #include <common.h>
9 #include <asm/bootm.h>
10 #include <asm/gpio.h>
11 #include <asm/setup.h>
12
13 #include "common.h"
14 #include "eeprom.h"
15
cl_print_pcb_info(void)16 void cl_print_pcb_info(void)
17 {
18 u32 board_rev = get_board_rev();
19 u32 rev_major = board_rev / 100;
20 u32 rev_minor = board_rev - (rev_major * 100);
21
22 if ((rev_minor / 10) * 10 == rev_minor)
23 rev_minor = rev_minor / 10;
24
25 printf("PCB: %u.%u\n", rev_major, rev_minor);
26 }
27
28 #ifdef CONFIG_SERIAL_TAG
get_board_serial(struct tag_serialnr * serialnr)29 void __weak get_board_serial(struct tag_serialnr *serialnr)
30 {
31 /*
32 * This corresponds to what happens when we can communicate with the
33 * eeprom but don't get a valid board serial value.
34 */
35 serialnr->low = 0;
36 serialnr->high = 0;
37 };
38 #endif
39
40 #ifdef CONFIG_CMD_USB
cl_usb_hub_init(int gpio,const char * label)41 int cl_usb_hub_init(int gpio, const char *label)
42 {
43 if (gpio_request(gpio, label)) {
44 printf("Error: can't obtain GPIO%d for %s", gpio, label);
45 return -1;
46 }
47
48 gpio_direction_output(gpio, 0);
49 udelay(10);
50 gpio_set_value(gpio, 1);
51 udelay(1000);
52 return 0;
53 }
54
cl_usb_hub_deinit(int gpio)55 void cl_usb_hub_deinit(int gpio)
56 {
57 gpio_free(gpio);
58 }
59 #endif
60