1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * (C) Copyright 2014 CompuLab, Ltd. <www.compulab.co.il>
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Authors: Igor Grinberg <grinberg@compulab.co.il>
5*4882a593Smuzhiyun *
6*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun #include <common.h>
10*4882a593Smuzhiyun #include <asm/bootm.h>
11*4882a593Smuzhiyun #include <asm/gpio.h>
12*4882a593Smuzhiyun #include <asm/setup.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #include "common.h"
15*4882a593Smuzhiyun #include "eeprom.h"
16*4882a593Smuzhiyun
cl_print_pcb_info(void)17*4882a593Smuzhiyun void cl_print_pcb_info(void)
18*4882a593Smuzhiyun {
19*4882a593Smuzhiyun u32 board_rev = get_board_rev();
20*4882a593Smuzhiyun u32 rev_major = board_rev / 100;
21*4882a593Smuzhiyun u32 rev_minor = board_rev - (rev_major * 100);
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun if ((rev_minor / 10) * 10 == rev_minor)
24*4882a593Smuzhiyun rev_minor = rev_minor / 10;
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun printf("PCB: %u.%u\n", rev_major, rev_minor);
27*4882a593Smuzhiyun }
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun #ifdef CONFIG_SERIAL_TAG
get_board_serial(struct tag_serialnr * serialnr)30*4882a593Smuzhiyun void __weak get_board_serial(struct tag_serialnr *serialnr)
31*4882a593Smuzhiyun {
32*4882a593Smuzhiyun /*
33*4882a593Smuzhiyun * This corresponds to what happens when we can communicate with the
34*4882a593Smuzhiyun * eeprom but don't get a valid board serial value.
35*4882a593Smuzhiyun */
36*4882a593Smuzhiyun serialnr->low = 0;
37*4882a593Smuzhiyun serialnr->high = 0;
38*4882a593Smuzhiyun };
39*4882a593Smuzhiyun #endif
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun #ifdef CONFIG_CMD_USB
cl_usb_hub_init(int gpio,const char * label)42*4882a593Smuzhiyun int cl_usb_hub_init(int gpio, const char *label)
43*4882a593Smuzhiyun {
44*4882a593Smuzhiyun if (gpio_request(gpio, label)) {
45*4882a593Smuzhiyun printf("Error: can't obtain GPIO%d for %s", gpio, label);
46*4882a593Smuzhiyun return -1;
47*4882a593Smuzhiyun }
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun gpio_direction_output(gpio, 0);
50*4882a593Smuzhiyun udelay(10);
51*4882a593Smuzhiyun gpio_set_value(gpio, 1);
52*4882a593Smuzhiyun udelay(1000);
53*4882a593Smuzhiyun return 0;
54*4882a593Smuzhiyun }
55*4882a593Smuzhiyun
cl_usb_hub_deinit(int gpio)56*4882a593Smuzhiyun void cl_usb_hub_deinit(int gpio)
57*4882a593Smuzhiyun {
58*4882a593Smuzhiyun gpio_free(gpio);
59*4882a593Smuzhiyun }
60*4882a593Smuzhiyun #endif
61