1 /*
2  *  (C) Copyright 2014
3  *  Stefan Agner <stefan@agner.ch>
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #include <common.h>
9 #include <asm/arch/gp_padctrl.h>
10 #include <asm/arch/pinmux.h>
11 #include <asm/arch-tegra/ap.h>
12 #include <asm/arch-tegra/tegra.h>
13 #include <asm/gpio.h>
14 #include <asm/io.h>
15 #include <i2c.h>
16 #include "pinmux-config-colibri_t30.h"
17 
18 int arch_misc_init(void)
19 {
20 	if (readl(NV_PA_BASE_SRAM + NVBOOTINFOTABLE_BOOTTYPE) ==
21 	    NVBOOTTYPE_RECOVERY)
22 		printf("USB recovery mode\n");
23 
24 	return 0;
25 }
26 
27 /*
28  * Routine: pinmux_init
29  * Description: Do individual peripheral pinmux configs
30  */
31 void pinmux_init(void)
32 {
33 	pinmux_config_pingrp_table(tegra3_pinmux_common,
34 				   ARRAY_SIZE(tegra3_pinmux_common));
35 
36 	pinmux_config_pingrp_table(unused_pins_lowpower,
37 				   ARRAY_SIZE(unused_pins_lowpower));
38 
39 	/* Initialize any non-default pad configs (APB_MISC_GP regs) */
40 	pinmux_config_drvgrp_table(colibri_t30_padctrl,
41 				   ARRAY_SIZE(colibri_t30_padctrl));
42 }
43 
44 /*
45  * Enable AX88772B USB to LAN controller
46  */
47 void pin_mux_usb(void)
48 {
49 	/* Reset ASIX using LAN_RESET */
50 	gpio_request(TEGRA_GPIO(DD, 0), "LAN_RESET");
51 	gpio_direction_output(TEGRA_GPIO(DD, 0), 0);
52 	udelay(5);
53 	gpio_set_value(TEGRA_GPIO(DD, 0), 1);
54 }
55