board/toradex/colibri_t30/colibri_t30.c

   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/pinmux.h>
  10 #include <asm/arch/gp_padctrl.h>
  11 #include "pinmux-config-colibri_t30.h"
  12 #include <i2c.h>
  13 #include <asm/gpio.h>
  14
  15 /*
  16  * Routine: pinmux_init
  17  * Description: Do individual peripheral pinmux configs
  18  */
  19 void pinmux_init(void)
  20 {
  21         pinmux_config_pingrp_table(tegra3_pinmux_common,
  22                                    ARRAY_SIZE(tegra3_pinmux_common));
  23
  24         pinmux_config_pingrp_table(unused_pins_lowpower,
  25                                    ARRAY_SIZE(unused_pins_lowpower));
  26
  27         /* Initialize any non-default pad configs (APB_MISC_GP regs) */
  28         pinmux_config_drvgrp_table(colibri_t30_padctrl,
  29                                    ARRAY_SIZE(colibri_t30_padctrl));
  30 }
  31
  32 /*
  33  * Enable AX88772B USB to LAN controller
  34  */
  35 void pin_mux_usb(void)
  36 {
  37         /* Reset ASIX using LAN_RESET */
  38         gpio_request(GPIO_PDD0, NULL);
  39         gpio_direction_output(GPIO_PDD0, 0);
  40         udelay(5);
  41         gpio_set_value(GPIO_PDD0, 1);
  42 }