| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * (C) Copyright 2010-2012 |
| * NVIDIA Corporation <www.nvidia.com> |
| */ |
| |
| #include <asm/io.h> |
| #include <asm/arch/tegra.h> |
| #include <asm/arch/clock.h> |
| #include <asm/arch/funcmux.h> |
| #include <asm/arch/pinmux.h> |
| #include <asm/gpio.h> |
| #include <i2c.h> |
| |
| void pin_mux_usb(void) |
| { |
| /* |
| * USB1 internal/external mux GPIO, which masquerades as a VBUS GPIO |
| * in the current device tree. |
| */ |
| pinmux_tristate_disable(PMUX_PINGRP_UAC); |
| } |
| |
| void pin_mux_spi(void) |
| { |
| funcmux_select(PERIPH_ID_SPI1, FUNCMUX_SPI1_GMC_GMD); |
| } |
| |
| /* |
| * Routine: pin_mux_mmc |
| * Description: setup the pin muxes/tristate values for the SDMMC(s) |
| */ |
| void pin_mux_mmc(void) |
| { |
| funcmux_select(PERIPH_ID_SDMMC1, FUNCMUX_SDMMC1_SDIO1_4BIT); |
| funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_4_BIT); |
| |
| /* For CD GPIO PP1 */ |
| pinmux_tristate_disable(PMUX_PINGRP_DAP3); |
| } |