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 <lcd.h> 9 #include <asm/io.h> 10 #include <asm/arch/clock.h> 11 #include <asm/arch/funcmux.h> 12 #include <asm/arch/pinmux.h> 13 #include <asm/arch/tegra.h> 14 #include <asm/gpio.h> 15 16 #ifdef CONFIG_MMC_SDHCI_TEGRA 17 /* 18 * Routine: pin_mux_mmc 19 * Description: setup the pin muxes/tristate values for the SDMMC(s) 20 */ 21 void pin_mux_mmc(void) 22 { 23 funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT); 24 funcmux_select(PERIPH_ID_SDMMC2, FUNCMUX_SDMMC2_DTA_DTD_8BIT); 25 26 /* For power GPIO PI6 */ 27 pinmux_tristate_disable(PMUX_PINGRP_ATA); 28 /* For CD GPIO PH2 */ 29 pinmux_tristate_disable(PMUX_PINGRP_ATD); 30 31 /* For power GPIO PT3 */ 32 pinmux_tristate_disable(PMUX_PINGRP_DTB); 33 /* For CD GPIO PI5 */ 34 pinmux_tristate_disable(PMUX_PINGRP_ATC); 35 } 36 #endif 37 38 void pin_mux_usb(void) 39 { 40 funcmux_select(PERIPH_ID_USB2, FUNCMUX_USB2_ULPI); 41 pinmux_set_func(PMUX_PINGRP_CDEV2, PMUX_FUNC_PLLP_OUT4); 42 pinmux_tristate_disable(PMUX_PINGRP_CDEV2); 43 /* USB2 PHY reset GPIO */ 44 pinmux_tristate_disable(PMUX_PINGRP_UAC); 45 } 46 47 void pin_mux_display(void) 48 { 49 pinmux_set_func(PMUX_PINGRP_SDC, PMUX_FUNC_PWM); 50 pinmux_tristate_disable(PMUX_PINGRP_SDC); 51 } 52