| /* |
| * (C) Copyright 2010,2011 |
| * NVIDIA Corporation <www.nvidia.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <asm/io.h> |
| #include <asm/arch/tegra.h> |
| #include <asm/arch/clock.h> |
| #include <asm/arch/funcmux.h> |
| #include <asm/arch/gpio.h> |
| #include <asm/arch/pinmux.h> |
| #include <asm/gpio.h> |
| |
| /* TODO: Remove this code when the SPI switch is working */ |
| #if (CONFIG_MACH_TYPE != MACH_TYPE_VENTANA) |
| void gpio_early_init_uart(void) |
| { |
| /* Enable UART via GPIO_PI3 (port 8, bit 3) so serial console works */ |
| #ifndef CONFIG_SPL_BUILD |
| gpio_request(GPIO_PI3, NULL); |
| #endif |
| gpio_direction_output(GPIO_PI3, 0); |
| } |
| #endif |
| |
| #ifdef CONFIG_TEGRA_MMC |
| /* |
| * Routine: pin_mux_mmc |
| * Description: setup the pin muxes/tristate values for the SDMMC(s) |
| */ |
| void pin_mux_mmc(void) |
| { |
| funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT); |
| funcmux_select(PERIPH_ID_SDMMC3, FUNCMUX_SDMMC3_SDB_4BIT); |
| |
| /* For power GPIO PI6 */ |
| pinmux_tristate_disable(PINGRP_ATA); |
| /* For CD GPIO PI5 */ |
| pinmux_tristate_disable(PINGRP_ATC); |
| } |
| #endif |
| |
| void pin_mux_usb(void) |
| { |
| /* For USB's GPIO PD0. For now, since we have no pinmux in fdt */ |
| pinmux_tristate_disable(PINGRP_SLXK); |
| } |
