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