LCD_DISPLAY_MODE4BIT 53 arch/xtensa/platforms/xtfpga/lcd.c WRITE_ONCE(*LCD_INSTR_ADDR, LCD_DISPLAY_MODE4BIT); LCD_DISPLAY_MODE4BIT 55 arch/xtensa/platforms/xtfpga/lcd.c lcd_put_byte(LCD_INSTR_ADDR, LCD_DISPLAY_MODE4BIT);