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Diffstat (limited to 'nuttx/include/nuttx/board.h')
| -rw-r--r-- | nuttx/include/nuttx/board.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/nuttx/include/nuttx/board.h b/nuttx/include/nuttx/board.h index 8efa646687..d78ace4d74 100644 --- a/nuttx/include/nuttx/board.h +++ b/nuttx/include/nuttx/board.h @@ -273,6 +273,32 @@ int board_ioctl(unsigned int cmd, uintptr_t arg); #endif /**************************************************************************** + * Name: board_lcd_initialize, board_lcd_getdev, board_lcd_uninitialize + * + * Description: + * If an architecture supports a parallel or serial LCD, then it must + * provide APIs to access the LCD as follows: + * + * board_lcd_initialize - Initialize the LCD video hardware. The initial + * state of the LCD is fully initialized, display + * memory cleared, and the LCD ready to use, but + * with the power setting at 0 (full off). + * board_lcd_getdev - Return a a reference to the LCD object for + * the specified LCD. This allows support for + * multiple LCD devices. + * board_lcd_uninitialize - Uninitialize the LCD support + * + ***************************************************************************/ + +#ifdef CONFIG_LCD +struct lcd_dev_s; /* Forward reference */ + +int board_lcd_initialize(void); +FAR struct lcd_dev_s *board_lcd_getdev(int lcddev); +void board_lcd_uninitialize(void); +#endif + +/**************************************************************************** * Name: board_led_initialize * * Description: |