1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (c) 2010-2012, NVIDIA CORPORATION. All rights reserved. 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 */ 8 9 #include <common.h> 10 #include <asm/io.h> 11 #include <asm/arch/tegra.h> 12 #include <asm/arch/pinmux.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 */ pin_mux_mmc(void)20void pin_mux_mmc(void) 21 { 22 /* SDMMC4: config 3, x8 on 2nd set of pins */ 23 pinmux_set_func(PMUX_PINGRP_ATB, PMUX_FUNC_SDIO4); 24 pinmux_set_func(PMUX_PINGRP_GMA, PMUX_FUNC_SDIO4); 25 pinmux_set_func(PMUX_PINGRP_GME, PMUX_FUNC_SDIO4); 26 27 pinmux_tristate_disable(PMUX_PINGRP_ATB); 28 pinmux_tristate_disable(PMUX_PINGRP_GMA); 29 pinmux_tristate_disable(PMUX_PINGRP_GME); 30 31 /* SDIO1: SDIO1_CLK, SDIO1_CMD, SDIO1_DAT[3:0] */ 32 pinmux_set_func(PMUX_PINGRP_SDIO1, PMUX_FUNC_SDIO1); 33 34 pinmux_tristate_disable(PMUX_PINGRP_SDIO1); 35 36 /* For power GPIO PV1 */ 37 pinmux_tristate_disable(PMUX_PINGRP_UAC); 38 /* For CD GPIO PV5 */ 39 pinmux_tristate_disable(PMUX_PINGRP_GPV); 40 } 41 #endif 42 43 #ifdef CONFIG_DM_VIDEO 44 /* this is a weak define that we are overriding */ pin_mux_display(void)45void pin_mux_display(void) 46 { 47 debug("init display pinmux\n"); 48 49 /* EN_VDD_PANEL GPIO A4 */ 50 pinmux_tristate_disable(PMUX_PINGRP_DAP2); 51 } 52 #endif 53