153 lines
6.6 KiB
C
153 lines
6.6 KiB
C
/**************************************************************************************
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* include/nuttx/lcd/mio283qt9a.h
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*
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* Interface definition for the MI0283QT-9A LCD from Multi-Inno Technology Co., Ltd.
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* This LCD is based on the Ilitek ILI9341 LCD controller.
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*
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* Copyright (C) 2012, 2014 Gregory Nutt. All rights reserved.
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* Authors: Gregory Nutt <gnutt@nuttx.org>
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* Tobias Duckworth <toby@orogenic.net>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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**************************************************************************************/
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#ifndef __INCLUDE_NUTTX_LCD_MIO283QT9A_H
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#define __INCLUDE_NUTTX_LCD_MIO283QT9A_H
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/**************************************************************************************
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* Included Files
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**************************************************************************************/
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#include <nuttx/config.h>
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#ifdef CONFIG_LCD_MIO283QT9A
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/**************************************************************************************
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* Pre-processor Definitions
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**************************************************************************************/
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/* Configuration **********************************************************************/
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/* CONFIG_LCD_MIO283QT9A - Enables support for the MIO283QT9A-based LCD.
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* CONFIG_LCD_NOGETRUN
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* NX components need to know if it can read from the LCD or not. If reading from the
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* LCD is supported then some graphic operations can be improved. Default: Supported
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* CONFIG_LCD_LANDSCAPE - Define for 320x240 display "landscape" support. Default is
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* this 320x240 "landscape" orientation.
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* CONFIG_LCD_RLANDSCAPE - Define for 320x240 display "reverse landscape" support.
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* Default is this 320x240 "landscape" orientation
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* CONFIG_LCD_PORTRAIT - Define for 240x320 display "portrait" orientation support.
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* Default is this 320x240 "landscape" orientation
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* CONFIG_LCD_RPORTRAIT - Define for 240x320 display "reverse portrait" orientation
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* support. Default is this 320x240 "landscape" orientation
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*/
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/**************************************************************************************
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* Public Types
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**************************************************************************************/
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/* This structure defines the interface to the LCD provided by the platform. The
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* nature of this interface is hidden from the MIO283QT2 driver.
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*/
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struct mio283qt9a_lcd_s
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{
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/* Interface to write to a MIO283QT9A register.
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*
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* - select Select the device (as necessary). The meaning of selecting (and
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* and deselecting) is not defined. select() will be called before
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* starting any sequence of operations. deselect() when that sequence
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* of operations is complete.
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* - deselect Deselect the device (as necessary)
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* - index Set register index
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* - read Read data from the LCD (auto-incrementing)
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* - write Write data to the LCD (auto-incrementing)
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* - backlight Set the backlight power level (0=OFF; CONFIG_LCD_MAXPOWER=MAX)
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*/
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void (*select)(FAR struct mio283qt9a_lcd_s *dev);
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void (*deselect)(FAR struct mio283qt9a_lcd_s *dev);
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void (*index)(FAR struct mio283qt9a_lcd_s *dev, uint8_t index);
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#ifndef CONFIG_LCD_NOGETRUN
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uint16_t (*read)(FAR struct mio283qt9a_lcd_s *dev);
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uint16_t (*readgram)(FAR struct mio283qt9a_lcd_s *dev);
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#endif
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void (*write)(FAR struct mio283qt9a_lcd_s *dev, uint16_t value);
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void (*backlight)(FAR struct mio283qt9a_lcd_s *dev, int power);
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/* platform-specific data may follow */
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};
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/**************************************************************************************
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* Public Data
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**************************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/**************************************************************************************
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* Public Function Prototypes
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**************************************************************************************/
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/**************************************************************************************
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* Name: mio283qt2_lcdinitialize
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*
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* Description:
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* Initialize the LCD video hardware. The initial state of the LCD is fully
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* initialized, display memory cleared, and the LCD ready to use, but with the power
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* setting at 0 (full off).
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*
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**************************************************************************************/
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FAR struct lcd_dev_s *mio283qt2_lcdinitialize(FAR struct mio283qt9a_lcd_s *lcd);
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/**************************************************************************************
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* Name: mio283qt2_clear
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*
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* Description:
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* This is a non-standard LCD interface. Because of the various rotations, clearing
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* the display in the normal way by writing a sequences of runs that covers the
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* entire display can be very slow. Here the display is cleared by simply setting
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* all GRAM memory to the specified color.
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*
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**************************************************************************************/
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void mio283qt2_clear(FAR struct lcd_dev_s *dev, uint16_t color);
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif /* CONFIG_LCD_MIO283QT9A */
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#endif /* __INCLUDE_NUTTX_LCD_MIO283QT9A_H */
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