1 /* 2 * (C) Copyright 2010,2011 3 * NVIDIA Corporation <www.nvidia.com> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #ifndef _TEGRA_BOARD_H_ 9 #define _TEGRA_BOARD_H_ 10 11 /* Set up pinmux to make UART usable */ 12 void gpio_early_init_uart(void); 13 14 /* Set up early UART output */ 15 void board_init_uart_f(void); 16 17 /* Set up any early GPIOs the board might need for proper operation */ 18 void gpio_early_init(void); /* overrideable GPIO config */ 19 20 /* 21 * Hooks to allow boards to set up the pinmux for a specific function. 22 * Has to be implemented in the board files as we don't yet support pinmux 23 * setup from FDT. If a board file does not implement one of those functions 24 * an empty stub function will be called. 25 */ 26 27 void pinmux_init(void); /* overridable general pinmux setup */ 28 void pin_mux_usb(void); /* overridable USB pinmux setup */ 29 void pin_mux_spi(void); /* overridable SPI pinmux setup */ 30 void pin_mux_nand(void); /* overridable NAND pinmux setup */ 31 void pin_mux_mmc(void); /* overridable mmc pinmux setup */ 32 void pin_mux_display(void); /* overridable DISPLAY pinmux setup */ 33 34 #endif 35