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Support for Sharp Memory LCD. From Librae
This commit is contained in:
Gregory Nutt
+51
-1
@@ -21,7 +21,7 @@ config LCD_NOGETRUN
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config LCD_MAXCONTRAST
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int "LCD maximum contrast"
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default 63 if NOKIA6100_S1D15G10
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default 63 if NOKIA6100_S1D15G10 || LCD_SHARP_MEMLCD
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default 127 if NOKIA6100_PCF8833
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default 255 if LCD_P14201 || LCD_LCD1602
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default 63
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@@ -433,6 +433,56 @@ config SSD1289_PROFILE3
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endchoice
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endif
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config LCD_SHARP_MEMLCD
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bool "Sharp Memory LCD Suite"
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default n
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---help---
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memlcd.c. Driver for Sharp Memory LCD Suite.
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if LCD_SHARP_MEMLCD
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choice MEMLCD_MODEL
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prompt "Choose Model"
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default MEMLCD_LS013B7DH03
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config MEMLCD_LS013B7DH01
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bool "LS013B7DH01"
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---help---
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Selects the LS013B7DH01 model
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config MEMLCD_LS013B7DH03
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bool "LS013B7DH03"
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---help---
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Selects the LS013B7DH03 model
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endchoice
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config MEMLCD_NINTERFACES
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int "Number of physical Memory LCD devices"
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default 1
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range 1 1
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---help---
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Specifies the number of physical Memory LCD devices that will
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be supported.
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config MEMLCD_EXTCOMIN_MODE_HW
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bool "Use hardware mode for EXTCOMIN"
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default n
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---help---
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If use hardware mode to toggle VCOM, we need to send specific
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command at a constant frequency to trigger the LCD intenal
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hardware logic. While use software mode, we set up a timer to
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toggle EXTCOMIN connected IO, basically, it is a hardware
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timer to ensure a constant frequency.
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config MEMLCD_SPI_FREQUENCY
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int "SPI frequency"
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default 3500000
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---help---
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Define to use a different bus frequency, FIXME DEFAULT VALUE OK?
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endif
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choice
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prompt "LCD Orientation"
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default LCD_LANDSCAPE
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@@ -71,6 +71,10 @@ ifeq ($(CONFIG_LCD_ST7567),y)
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CSRCS += st7567.c
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endif
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ifeq ($(CONFIG_LCD_SHARP_MEMLCD),y)
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CSRCS += memlcd.c
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endif
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# Include LCD driver build support
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DEPPATH += --dep-path lcd
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@@ -108,6 +108,12 @@ Re-usable LCD drivers reside in the drivers/lcd directory:
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st7567.c. LCD Display Module, ST7567, Univision Technology Inc. Used
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with the LPCXpresso and Embedded Artists base board.
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memlcd.c. Sharp Memory LCD Suite, LS013B7DH01, LS013B7DH03, etc.
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There are some more different models, they are basically controlled
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by similar logics, thus this driver can be extended. Example usage:
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configs/maple
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OLEDs:
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-----
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p14201.c. Driver for RiT P14201 series display with SD1329 IC
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File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,130 @@
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/*******************************************************************************
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* include/nuttx/lcd/memlcd.h
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* Common definitions for the Sharp Memory LCD driver
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*
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* Copyright (C) 2010 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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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_MEMLCD_H
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#define __INCLUDE_NUTTX_MEMLCD_H
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/*******************************************************************************
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* Included Files
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******************************************************************************/
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#include <stdbool.h>
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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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* Pre-processor Definitions
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******************************************************************************/
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/*******************************************************************************
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* Public Types
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******************************************************************************/
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/* A reference to a structure of this type must be passed to the initialization
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* method. It provides some board-specific hooks used by driver to manage the
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* timer and gpio (IRQ and DISP).
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*
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* Memory for this structure is provided by the caller. It is not copied
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* by the driver and is presumed to persist while the driver is active.
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*/
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struct memlcd_priv_s
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{
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/* IRQ/GPIO access callbacks. These operations all hidden behind
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* callbacks to isolate the Memory LCD driver from differences in GPIO
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* interrupt handling by varying boards and MCUs.
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*
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* irqattach - Attach the driver interrupt handler to the GPIO interrupt
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* If isr is NULL, detach and disable it.
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* dispcontrol - Enable or disable the DISP pin and EXTCOMIN interrupt.
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* setpolarity - Board specified method to set EXTCOMIN.
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* Needed only when CONFIG_MEMLCD_EXTCOMIN_MODE_HW is not set.
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* setvcomfreq - Set timer frequency for EXTCOMIN.
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*/
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int (*attachirq) (xcpt_t isr);
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void (*dispcontrol) (bool on);
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#ifndef CONFIG_MEMLCD_EXTCOMIN_MODE_HW
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void (*setpolarity) (bool pol);
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#endif
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void (*setvcomfreq) (unsigned int freq);
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};
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/*******************************************************************************
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* Public Data
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******************************************************************************/
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/*******************************************************************************
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* Public Function Prototypes
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******************************************************************************/
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/*******************************************************************************
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* Name: memlcd_initialize
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*
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* Description:
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*
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* Input Parameters:
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*
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* spi - A reference to the SPI driver instance.
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* devno - A value in the range of 0 throuh CONFIG_MEMLCD_NINTERFACES-1.
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* This allows support for multiple devices.
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* memlcd_priv_s - Board specific structure
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*
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* Returned Value:
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*
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* On success, this function returns a reference to the LCD object for the
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* specified LCD. NULL is returned on any failure.
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*
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******************************************************************************/
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struct lcd_dev_s; /* see nuttx/lcd.h */
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struct spi_dev_s; /* see nuttx/spi/spi.h */
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FAR struct lcd_dev_s *memlcd_initialize(FAR struct spi_dev_s *spi,
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FAR struct memlcd_priv_s *priv,
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unsigned int devno);
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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 /* __INCLUDE_NUTTX_MEMLCD_H */
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