xref: /rk3399_rockchip-uboot/board/compulab/common/common.c (revision 959bc1d5fa83eab057f12cb5ef79bd37ec98eb83)
1a937fd16SIgor Grinberg /*
2a937fd16SIgor Grinberg  * (C) Copyright 2014 CompuLab, Ltd. <www.compulab.co.il>
3a937fd16SIgor Grinberg  *
4a937fd16SIgor Grinberg  * Authors: Igor Grinberg <grinberg@compulab.co.il>
5a937fd16SIgor Grinberg  *
6a937fd16SIgor Grinberg  * SPDX-License-Identifier:	GPL-2.0+
7a937fd16SIgor Grinberg  */
8a937fd16SIgor Grinberg 
9a937fd16SIgor Grinberg #include <common.h>
10a937fd16SIgor Grinberg #include <asm/bootm.h>
11*959bc1d5SIgor Grinberg #include <asm/gpio.h>
12a937fd16SIgor Grinberg 
13a937fd16SIgor Grinberg #include "common.h"
14a937fd16SIgor Grinberg #include "eeprom.h"
15a937fd16SIgor Grinberg 
16a937fd16SIgor Grinberg void cl_print_pcb_info(void)
17a937fd16SIgor Grinberg {
18a937fd16SIgor Grinberg 	u32 board_rev = get_board_rev();
19a937fd16SIgor Grinberg 	u32 rev_major = board_rev / 100;
20a937fd16SIgor Grinberg 	u32 rev_minor = board_rev - (rev_major * 100);
21a937fd16SIgor Grinberg 
22a937fd16SIgor Grinberg 	if ((rev_minor / 10) * 10 == rev_minor)
23a937fd16SIgor Grinberg 		rev_minor = rev_minor / 10;
24a937fd16SIgor Grinberg 
25a937fd16SIgor Grinberg 	printf("PCB:   %u.%u\n", rev_major, rev_minor);
26a937fd16SIgor Grinberg }
27*959bc1d5SIgor Grinberg 
28*959bc1d5SIgor Grinberg #ifdef CONFIG_CMD_USB
29*959bc1d5SIgor Grinberg int cl_usb_hub_init(int gpio, const char *label)
30*959bc1d5SIgor Grinberg {
31*959bc1d5SIgor Grinberg 	if (gpio_request(gpio, label)) {
32*959bc1d5SIgor Grinberg 		printf("Error: can't obtain GPIO%d for %s", gpio, label);
33*959bc1d5SIgor Grinberg 		return -1;
34*959bc1d5SIgor Grinberg 	}
35*959bc1d5SIgor Grinberg 
36*959bc1d5SIgor Grinberg 	gpio_direction_output(gpio, 0);
37*959bc1d5SIgor Grinberg 	udelay(10);
38*959bc1d5SIgor Grinberg 	gpio_set_value(gpio, 1);
39*959bc1d5SIgor Grinberg 	udelay(1000);
40*959bc1d5SIgor Grinberg 	return 0;
41*959bc1d5SIgor Grinberg }
42*959bc1d5SIgor Grinberg 
43*959bc1d5SIgor Grinberg void cl_usb_hub_deinit(int gpio)
44*959bc1d5SIgor Grinberg {
45*959bc1d5SIgor Grinberg 	gpio_free(gpio);
46*959bc1d5SIgor Grinberg }
47*959bc1d5SIgor Grinberg #endif
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