board/nvidia/harmony/harmony.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  *  (C) Copyright 2010,2011
   4  *  NVIDIA Corporation <www.nvidia.com>
   5  */
   6
   7 #include <common.h>
   8 #include <asm/io.h>
   9 #include <asm/arch/clock.h>
  10 #include <asm/arch/funcmux.h>
  11 #include <asm/arch/pinmux.h>
  12 #include <asm/arch/tegra.h>
  13 #include <asm/gpio.h>
  14
  15 #ifdef CONFIG_MMC_SDHCI_TEGRA
  16 /*
  17  * Routine: pin_mux_mmc
  18  * Description: setup the pin muxes/tristate values for the SDMMC(s)
  19  */
  20 void pin_mux_mmc(void)
  21 {
  22         funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT);
  23         funcmux_select(PERIPH_ID_SDMMC2, FUNCMUX_SDMMC2_DTA_DTD_8BIT);
  24
  25         /* For power GPIO PI6 */
  26         pinmux_tristate_disable(PMUX_PINGRP_ATA);
  27         /* For CD GPIO PH2 */
  28         pinmux_tristate_disable(PMUX_PINGRP_ATD);
  29
  30         /* For power GPIO PT3 */
  31         pinmux_tristate_disable(PMUX_PINGRP_DTB);
  32         /* For CD GPIO PI5 */
  33         pinmux_tristate_disable(PMUX_PINGRP_ATC);
  34 }
  35 #endif
  36
  37 void pin_mux_usb(void)
  38 {
  39         funcmux_select(PERIPH_ID_USB2, FUNCMUX_USB2_ULPI);
  40         pinmux_set_func(PMUX_PINGRP_CDEV2, PMUX_FUNC_PLLP_OUT4);
  41         pinmux_tristate_disable(PMUX_PINGRP_CDEV2);
  42         /* USB2 PHY reset GPIO */
  43         pinmux_tristate_disable(PMUX_PINGRP_UAC);
  44 }
  45
  46 void pin_mux_display(void)
  47 {
  48         pinmux_set_func(PMUX_PINGRP_SDC, PMUX_FUNC_PWM);
  49         pinmux_tristate_disable(PMUX_PINGRP_SDC);
  50 }