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drivers: added support for ili9225 controller

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Signed-off-by: Michal Lenc <michallenc@seznam.cz>
This commit is contained in:
Michal Lenc 2021-04-09 23:16:33 +02:00 committed by Alan Carvalho de Assis
parent 1473c12403
commit cf7cfa682b
4 changed files with 1277 additions and 0 deletions
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33
drivers/lcd/Kconfig
View File

@ -958,6 +958,39 @@ config LCD_LPM013M091A
Recommended to use DMA to transfer data or displayed image would be
broken.
config LCD_ILI9225
bool "ILI9225 LCD Single Chip Driver"
default n
---help---
LCD Single Chip Driver, ILI9225, ILI Technology Corp.
if LCD_ILI9225
config LCD_ILI9225_XRES
int "ILI9225 X Resolution"
default 176
---help---
Specifies the X resolution of the LCD.
config LCD_ILI9225_YRES
int "ILI9225 Y Resolution"
default 220
---help---
Specifies the Y resolution of the LCD.
config LCD_ILI9225_BPP
int "Bit Per Pixel (16)"
default 16
config LCD_ILI9225_SPIMODE
int "SPI Mode"
default 0
config LCD_ILI9225_FREQUENCY
int "SPI Frequency"
default 1000000
endif # LCD_ILI9225
config LCD_ILI9340
bool "ILI9340 LCD Single Chip Driver"
default n

4
drivers/lcd/Make.defs
View File

@ -105,6 +105,10 @@ ifeq ($(CONFIG_LCD_SHARP_MEMLCD),y)
CSRCS += memlcd.c
endif
ifeq ($(CONFIG_LCD_ILI9225),y)
CSRCS += ili9225.c
endif
ifeq ($(CONFIG_LCD_ILI9340),y)
CSRCS += ili9340.c
endif

744
drivers/lcd/ili9225.c Normal file
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@ -0,0 +1,744 @@
/****************************************************************************
* drivers/lcd/ili9225.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <errno.h>
#include <debug.h>
#include <nuttx/arch.h>
#include <nuttx/spi/spi.h>
#include <nuttx/lcd/lcd.h>
#include <nuttx/lcd/ili9225.h>
#ifdef CONFIG_LCD_ILI9225
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Verify that all configuration requirements have been met */
#ifndef CONFIG_LCD_ILI9225_SPIMODE
# define CONFIG_LCD_ILI9225_SPIMODE SPIDEV_MODE0
#endif
/* SPI frequency */
#ifndef CONFIG_LCD_ILI9225_FREQUENCY
# define CONFIG_LCD_ILI9225_FREQUENCY 1000000
#endif
/* Check contrast selection */
#if !defined(CONFIG_LCD_MAXCONTRAST)
# define CONFIG_LCD_MAXCONTRAST 1
#endif
/* Check power setting */
#if !defined(CONFIG_LCD_MAXPOWER) || CONFIG_LCD_MAXPOWER < 1
# define CONFIG_LCD_MAXPOWER 1
#endif
#if CONFIG_LCD_MAXPOWER > 255
# error "CONFIG_LCD_MAXPOWER must be less than 256 to fit in uint8_t"
#endif
/* Check orientation */
#if defined(CONFIG_LCD_PORTRAIT)
# if defined(CONFIG_LCD_LANDSCAPE) || defined(CONFIG_LCD_RLANDSCAPE) ||\
defined(CONFIG_LCD_RPORTRAIT)
# error "Cannot define both portrait and any other orientations"
# endif
#elif defined(CONFIG_LCD_RPORTRAIT)
# if defined(CONFIG_LCD_LANDSCAPE) || defined(CONFIG_LCD_RLANDSCAPE)
# error "Cannot define both rportrait and any other orientations"
# endif
#elif defined(CONFIG_LCD_LANDSCAPE)
# ifdef CONFIG_LCD_RLANDSCAPE
# error "Cannot define both landscape and any other orientations"
# endif
#elif !defined(CONFIG_LCD_RLANDSCAPE)
# define CONFIG_LCD_LANDSCAPE 1
#endif
/* Display Resolution */
#if !defined(CONFIG_LCD_ILI9225_XRES)
# define CONFIG_LCD_ILI9225_XRES 176
#endif
#if !defined(CONFIG_LCD_ILI9225_YRES)
# define CONFIG_LCD_ILI9225_YRES 220
#endif
#define ILI9225_LUT_SIZE CONFIG_LCD_ILI9225_YRES
#if defined(CONFIG_LCD_LANDSCAPE) || defined(CONFIG_LCD_RLANDSCAPE)
# define ILI9225_XRES CONFIG_LCD_ILI9225_YRES
# define ILI9225_YRES CONFIG_LCD_ILI9225_XRES
#else
# define ILI9225_XRES CONFIG_LCD_ILI9225_XRES
# define ILI9225_YRES CONFIG_LCD_ILI9225_YRES
#endif
/* Color depth and format */
#ifdef CONFIG_LCD_ILI9225_BPP
# if (CONFIG_LCD_ILI9225_BPP == 16)
# define ILI9225_BPP 16
# define ILI9225_COLORFMT FB_FMT_RGB16_565
# define ILI9225_BYTESPP 2
# else
# define ILI9225_BPP 16
# define ILI9225_COLORFMT FB_FMT_RGB16_565
# define ILI9225_BYTESPP 2
# warning "Invalid color depth. Falling back to 16bpp"
# endif
#endif
/****************************************************************************
* Private Types
****************************************************************************/
/* This structure describes the state of this driver */
struct ili9225_dev_s
{
/* Publicly visible device structure */
struct lcd_dev_s dev;
/* Private LCD-specific information follows */
FAR struct spi_dev_s *spi; /* SPI device */
uint8_t bpp; /* Selected color depth */
uint8_t power; /* Current power setting */
/* This is working memory allocated by the LCD driver for each LCD device
* and for each color plane. This memory will hold one raster line of data.
* The size of the allocated run buffer must therefore be at least
* (bpp * xres / 8). Actual alignment of the buffer must conform to the
* bitwidth of the underlying pixel type.
*
* If there are multiple planes, they may share the same working buffer
* because different planes will not be operate on concurrently. However,
* if there are multiple LCD devices, they must each have unique run
* buffers.
*/
uint16_t runbuffer[ILI9225_LUT_SIZE];
};
/****************************************************************************
* Private Function Protototypes
****************************************************************************/
/* Misc. Helpers */
static void ili9225_select(FAR struct spi_dev_s *spi, int bits);
static void ili9225_deselect(FAR struct spi_dev_s *spi);
static inline void ili9225_sendcmd(FAR struct ili9225_dev_s *dev,
uint16_t cmd);
static inline void ili9225_writereg(FAR struct ili9225_dev_s *dev,
uint16_t reg, uint16_t data);
static void ili9225_display(FAR struct ili9225_dev_s *dev, bool on);
static void ili9225_setarea(FAR struct ili9225_dev_s *dev,
uint16_t x0, uint16_t y0,
uint16_t x1, uint16_t y1);
static void ili9225_bpp(FAR struct ili9225_dev_s *dev, int bpp);
static void ili9225_wrram(FAR struct ili9225_dev_s *dev,
FAR const uint16_t *buff, size_t size);
#ifndef CONFIG_LCD_NOGETRUN
static void ili9225_rdram(FAR struct ili9225_dev_s *dev,
FAR uint16_t *buff, size_t size);
#endif
static void ili9225_fill(FAR struct ili9225_dev_s *dev, uint16_t color);
/* LCD Data Transfer Methods */
static int ili9225_putrun(fb_coord_t row, fb_coord_t col,
FAR const uint8_t *buffer, size_t npixels);
#ifndef CONFIG_LCD_NOGETRUN
static int ili9225_getrun(fb_coord_t row, fb_coord_t col,
FAR uint8_t *buffer, size_t npixels);
#endif
/* LCD Configuration */
static int ili9225_getvideoinfo(FAR struct lcd_dev_s *dev,
FAR struct fb_videoinfo_s *vinfo);
static int ili9225_getplaneinfo(FAR struct lcd_dev_s *dev,
unsigned int planeno,
FAR struct lcd_planeinfo_s *pinfo);
/* LCD Specific Controls */
static int ili9225_getpower(FAR struct lcd_dev_s *dev);
static int ili9225_setpower(FAR struct lcd_dev_s *dev, int power);
/****************************************************************************
* Private Data
****************************************************************************/
static struct ili9225_dev_s g_lcddev;
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: ili9225_select
*
* Description:
* Select the SPI, locking and re-configuring if necessary
*
* Input Parameters:
* spi - Reference to the SPI driver structure
* bits - Number of SPI bits
*
* Returned Value:
* None
*
* Assumptions:
*
****************************************************************************/
static void ili9225_select(FAR struct spi_dev_s *spi, int bits)
{
/* Select ILI9225 chip (locking the SPI bus in case there are multiple
* devices competing for the SPI bus
*/
SPI_LOCK(spi, true);
SPI_SELECT(spi, SPIDEV_DISPLAY(0), true);
/* Now make sure that the SPI bus is configured for the ILI9225 (it
* might have gotten configured for a different device while unlocked)
*/
SPI_SETMODE(spi, CONFIG_LCD_ILI9225_SPIMODE);
SPI_SETBITS(spi, bits);
SPI_SETFREQUENCY(spi, CONFIG_LCD_ILI9225_FREQUENCY);
}
/****************************************************************************
* Name: ili9225_deselect
*
* Description:
* De-select the SPI
*
* Input Parameters:
* spi - Reference to the SPI driver structure
*
* Returned Value:
* None
*
* Assumptions:
*
****************************************************************************/
static void ili9225_deselect(FAR struct spi_dev_s *spi)
{
/* De-select ILI9225 chip and relinquish the SPI bus. */
SPI_SELECT(spi, SPIDEV_DISPLAY(0), false);
SPI_LOCK(spi, false);
}
/****************************************************************************
* Name: ili9225_sendcmd
*
* Description:
* Write data into register.
*
****************************************************************************/
static inline void ili9225_writereg(FAR struct ili9225_dev_s *dev,
uint16_t reg, uint16_t data)
{
ili9225_select(dev->spi, ILI9225_BYTESPP * 8);
SPI_CMDDATA(dev->spi, SPIDEV_DISPLAY(0), true);
SPI_SEND(dev->spi, reg);
SPI_CMDDATA(dev->spi, SPIDEV_DISPLAY(0), false);
SPI_SEND(dev->spi, data);
ili9225_deselect(dev->spi);
}
/****************************************************************************
* Name: ili9225_sendcmd
*
* Description:
* Send a data to the driver.
*
****************************************************************************/
static inline void ili9225_sendcmd(FAR struct ili9225_dev_s *dev,
uint16_t cmd)
{
ili9225_select(dev->spi, ILI9225_BYTESPP * 8);
SPI_CMDDATA(dev->spi, SPIDEV_DISPLAY(0), true);
SPI_SEND(dev->spi, cmd);
SPI_CMDDATA(dev->spi, SPIDEV_DISPLAY(0), false);
ili9225_deselect(dev->spi);
}
/****************************************************************************
* Name: ili9225_display
*
* Description:
* Turn on or off the display.
*
****************************************************************************/
static void ili9225_display(FAR struct ili9225_dev_s *dev, bool on)
{
if (!on)
{
/* Start turn off sequence */
ili9225_writereg(dev, ILI9225_DISP_CTRL1, ILI9225_DISP_CTRL1_GON |
ILI9225_DISP_CTRL1_D(2));
up_mdelay(20);
ili9225_writereg(dev, ILI9225_DISP_CTRL1, 0);
up_mdelay(20);
ili9225_writereg(dev, ILI9225_POWER_CTRL1, ILI9225_POWER_CTRL1_SAP(0));
ili9225_writereg(dev, ILI9225_POWER_CTRL2, ~ILI9225_POWER_CTRL2_PON);
ili9225_writereg(dev, ILI9225_POWER_CTRL5, 0);
}
else
{
/* Turn on sequence and settings */
ili9225_writereg(dev, ILI9225_POWER_CTRL2, ILI9225_POWER_CTRL2_VC(8) |
ILI9225_POWER_CTRL2_VC_EN
);
ili9225_writereg(dev, ILI9225_POWER_CTRL3, ILI9225_POWER_CTRL3_DC3(1) |
ILI9225_POWER_CTRL3_DC2(2) |
ILI9225_POWER_CTRL3_DC1(1) |
ILI9225_POWER_CTRL3_BT(6)
);
ili9225_writereg(dev, ILI9225_POWER_CTRL4,
ILI9225_POWER_CTRL4_GVD(111)
);
ili9225_writereg(dev, ILI9225_POWER_CTRL5,
ILI9225_POWER_CTRL5_VML(95) |
ILI9225_POWER_CTRL5_VCM(9) |
ILI9225_POWER_CTRL5_VCOMG
);
ili9225_writereg(dev, ILI9225_POWER_CTRL1, ILI9225_POWER_CTRL1_SAP(8));
ili9225_writereg(dev, ILI9225_POWER_CTRL2, ILI9225_POWER_CTRL2_VC(11) |
ILI9225_POWER_CTRL2_VC_EN |
ILI9225_POWER_CTRL2_AON |
ILI9225_POWER_CTRL2_APON
);
ili9225_writereg(dev, ILI9225_DRIVER_OUTPUT_CTRL,
ILI9225_DRIVER_OUTPUT_CTRL_NL(28) |
ILI9225_DRIVER_OUTPUT_CTRL_SS
);
ili9225_writereg(dev, ILI9225_LCD_DRIVING_CTRL,
ILI9225_LCD_DRIVING_CTRL_INV0);
ili9225_writereg(dev, ILI9225_ENTRY_MODE, ILI9225_ENTRY_MODE_AM |
ILI9225_ENTRY_MODE_ID(3) |
ILI9225_ENTRY_MODE_BGR
);
ili9225_writereg(dev, ILI9225_DISP_CTRL2, ILI9225_DISP_CTRL2_BP(8) |
ILI9225_DISP_CTRL2_FP(8)
);
ili9225_writereg(dev, ILI9225_FRAME_CYCLE_CTRL,
ILI9225_FRAME_CYCLE_CTRL_STD(1) |
ILI9225_FRAME_CYCLE_CTRL_NO(1)
);
ili9225_writereg(dev, ILI9225_RGB_DISP_INT_CTRL1,
ILI9225_RGB_DISP_INT_CTRL1_RIM(1));
ili9225_writereg(dev, ILI9225_OSC_CTRL, ILI9225_OSC_CTRL_EN |
ILI9225_OSC_CTRL_FOSC(13)
);
ili9225_writereg(dev, ILI9225_VCI_REC, ILI9225_VCI_REC_VCIR(2));
ili9225_writereg(dev, ILI9225_VER_SCROLL_CTRL1,
ILI9225_VER_SCROLL_CTRL1_SEA(219)
);
ili9225_writereg(dev, ILI9225_PART_SCR_DRIV_POS1,
ILI9225_PART_SCR_DRIV_POS1_SE(219)
);
ili9225_writereg(dev, ILI9225_HORIZONTAL_ADDR_END,
ILI9225_HORIZONTAL_ADDR_END_HEA(175)
);
ili9225_writereg(dev, ILI9225_VERTICAL_ADDR_END,
ILI9225_VERTICAL_ADDR_END_VEA(219)
);
ili9225_writereg(dev, ILI9225_GAMMA_CTRL2, ILI9225_GAMMA_CTRL2_KP2(8) |
ILI9225_GAMMA_CTRL2_KP3(8)
);
ili9225_writereg(dev, ILI9225_GAMMA_CTRL3,
ILI9225_GAMMA_CTRL3_KP4(10) |
ILI9225_GAMMA_CTRL3_KP5(8)
);
ili9225_writereg(dev, ILI9225_GAMMA_CTRL4,
ILI9225_GAMMA_CTRL4_RP0(10)
);
ili9225_writereg(dev, ILI9225_GAMMA_CTRL5, ILI9225_GAMMA_CTRL5_KN0(8) |
ILI9225_GAMMA_CTRL5_KN1(10)
);
ili9225_writereg(dev, ILI9225_GAMMA_CTRL6, ILI9225_GAMMA_CTRL6_KN2(8) |
ILI9225_GAMMA_CTRL6_KN3(8)
);
ili9225_writereg(dev, ILI9225_GAMMA_CTRL8,
ILI9225_GAMMA_CTRL8_RN1(10)
);
ili9225_writereg(dev, ILI9225_GAMMA_CTRL9,
ILI9225_GAMMA_CTRL9_VRP0(16) |
ILI9225_GAMMA_CTRL9_VRP1(7)
);
ili9225_writereg(dev, ILI9225_GAMMA_CTRL10,
ILI9225_GAMMA_CTRL10_VRN0(10) |
ILI9225_GAMMA_CTRL10_VRN1(7)
);
ili9225_writereg(dev, ILI9225_DISP_CTRL1, ILI9225_DISP_CTRL1_D(2) |
ILI9225_DISP_CTRL1_GON
);
ili9225_writereg(dev, ILI9225_DISP_CTRL1, ILI9225_DISP_CTRL1_D(3) |
ILI9225_DISP_CTRL1_REV |
ILI9225_DISP_CTRL1_GON |
ILI9225_DISP_CTRL1_TEMON
);
}
}
/****************************************************************************
* Name: ili9225_setarea
*
* Description:
* Set the rectangular area for an upcoming read or write from RAM.
*
****************************************************************************/
static void ili9225_setarea(FAR struct ili9225_dev_s *dev,
uint16_t x0, uint16_t y0,
uint16_t x1, uint16_t y1)
{
/* Set row address */
ili9225_writereg(dev, ILI9225_HORIZONTAL_ADDR_START,
ILI9225_HORIZONTAL_ADDR_START_HSA(x0));
ili9225_writereg(dev, ILI9225_HORIZONTAL_ADDR_END,
ILI9225_HORIZONTAL_ADDR_END_HEA(x1));
/* Set column address */
ili9225_writereg(dev, ILI9225_VERTICAL_ADDR_START,
ILI9225_VERTICAL_ADDR_START_VSA(y0));
ili9225_writereg(dev, ILI9225_VERTICAL_ADDR_END,
ILI9225_VERTICAL_ADDR_END_VEA(y1));
}
/****************************************************************************
* Name: ili9225_bpp
*
* Description:
* Set the color depth of the device.
*
****************************************************************************/
static void ili9225_bpp(FAR struct ili9225_dev_s *dev, int bpp)
{
if (dev->bpp != bpp)
{
dev->bpp = bpp;
}
}
/****************************************************************************
* Name: ili9225_wrram
*
* Description:
* Write to the driver's RAM.
*
****************************************************************************/
static void ili9225_wrram(FAR struct ili9225_dev_s *dev,
FAR const uint16_t *buff, size_t size)
{
ili9225_sendcmd(dev, ILI9225_GRAM_DATA_REG);
ili9225_select(dev->spi, ILI9225_BYTESPP * 8);
SPI_SNDBLOCK(dev->spi, buff, size);
ili9225_deselect(dev->spi);
}
/****************************************************************************
* Name: ili9225_rdram
*
* Description:
* Read from the driver's RAM.
*
****************************************************************************/
#ifndef CONFIG_LCD_NOGETRUN
static void ili9225_rdram(FAR struct ili9225_dev_s *dev,
FAR uint16_t *buff, size_t size)
{
ili9225_sendcmd(dev, ILI9225_GRAM_DATA_REG);
ili9225_select(dev->spi, ILI9225_BYTESPP * 8);
SPI_RECVBLOCK(dev->spi, buff, size);
ili9225_deselect(dev->spi);
}
#endif
/****************************************************************************
* Name: ili9225_fill
*
* Description:
* Fill the display with the specified color.
*
****************************************************************************/
static void ili9225_fill(FAR struct ili9225_dev_s *dev, uint16_t color)
{
int i;
ili9225_setarea(dev, 0, 0, ILI9225_XRES - 1, ILI9225_YRES - 1);
ili9225_sendcmd(dev, ILI9225_GRAM_DATA_REG);
ili9225_select(dev->spi, ILI9225_BYTESPP * 8);
for (i = 0; i < ILI9225_XRES * ILI9225_YRES; i++)
{
SPI_SEND(dev->spi, color);
}
ili9225_deselect(dev->spi);
}
/****************************************************************************
* Name: ili9225_putrun
*
* Description:
* This method can be used to write a partial raster line to the LCD:
*
* row - Starting row to write to (range: 0 <= row < yres)
* col - Starting column to write to (range: 0 <= col <= xres-npixels)
* buffer - The buffer containing the run to be written to the LCD
* npixels - The number of pixels to write to the LCD
* (range: 0 < npixels <= xres-col)
*
****************************************************************************/
static int ili9225_putrun(fb_coord_t row, fb_coord_t col,
FAR const uint8_t *buffer, size_t npixels)
{
FAR struct ili9225_dev_s *priv = &g_lcddev;
FAR const uint16_t *src = (FAR const uint16_t *)buffer;
ginfo("row: %d col: %d npixels: %d\n", row, col, npixels);
DEBUGASSERT(buffer && ((uintptr_t)buffer & 1) == 0);
ili9225_setarea(priv, col, row, col + npixels - 1, row);
ili9225_wrram(priv, src, npixels);
return OK;
}
/****************************************************************************
* Name: ili9225_getrun
*
* Description:
* This method can be used to read a partial raster line from the LCD:
*
* row - Starting row to read from (range: 0 <= row < yres)
* col - Starting column to read read (range: 0 <= col <= xres-npixels)
* buffer - The buffer in which to return the run read from the LCD
* npixels - The number of pixels to read from the LCD
* (range: 0 < npixels <= xres-col)
*
****************************************************************************/
#ifndef CONFIG_LCD_NOGETRUN
static int ili9225_getrun(fb_coord_t row, fb_coord_t col,
FAR uint8_t *buffer, size_t npixels)
{
FAR struct ili9225_dev_s *priv = &g_lcddev;
FAR uint16_t *dest = (FAR uint16_t *)buffer;
ginfo("row: %d col: %d npixels: %d\n", row, col, npixels);
DEBUGASSERT(buffer && ((uintptr_t)buffer & 1) == 0);
ili9225_setarea(priv, col, row, col + npixels - 1, row);
ili9225_rdram(priv, dest, npixels);
return OK;
}
#endif
/****************************************************************************
* Name: ili9225_getvideoinfo
*
* Description:
* Get information about the LCD video controller configuration.
*
****************************************************************************/
static int ili9225_getvideoinfo(FAR struct lcd_dev_s *dev,
FAR struct fb_videoinfo_s *vinfo)
{
DEBUGASSERT(dev && vinfo);
lcdinfo("fmt: %d xres: %d yres: %d nplanes: 1\n",
ILI9225_COLORFMT, ILI9225_XRES, ILI9225_YRES);
vinfo->fmt = ILI9225_COLORFMT; /* Color format: RGB16-565: RRRR RGGG GGGB BBBB */
vinfo->xres = ILI9225_XRES; /* Horizontal resolution in pixel columns */
vinfo->yres = ILI9225_YRES; /* Vertical resolution in pixel rows */
vinfo->nplanes = 1; /* Number of color planes supported */
return OK;
}
/****************************************************************************
* Name: ili9225_getplaneinfo
*
* Description:
* Get information about the configuration of each LCD color plane.
*
****************************************************************************/
static int ili9225_getplaneinfo(FAR struct lcd_dev_s *dev,
unsigned int planeno,
FAR struct lcd_planeinfo_s *pinfo)
{
FAR struct ili9225_dev_s *priv = (FAR struct ili9225_dev_s *)dev;
DEBUGASSERT(dev && pinfo && planeno == 0);
lcdinfo("planeno: %d bpp: %d\n", planeno, ILI9225_BPP);
pinfo->putrun = ili9225_putrun; /* Put a run into LCD memory */
#ifndef CONFIG_LCD_NOGETRUN
pinfo->getrun = ili9225_getrun; /* Get a run from LCD memory */
#endif
pinfo->buffer = (FAR uint8_t *)priv->runbuffer; /* Run scratch buffer */
pinfo->bpp = priv->bpp; /* Bits-per-pixel */
return OK;
}
/****************************************************************************
* Name: ili9225_getpower
****************************************************************************/
static int ili9225_getpower(FAR struct lcd_dev_s *dev)
{
FAR struct ili9225_dev_s *priv = (FAR struct ili9225_dev_s *)dev;
lcdinfo("power: %d\n", priv->power);
return priv->power;
}
/****************************************************************************
* Name: ili9225_setpower
****************************************************************************/
static int ili9225_setpower(FAR struct lcd_dev_s *dev, int power)
{
FAR struct ili9225_dev_s *priv = (FAR struct ili9225_dev_s *)dev;
lcdinfo("power: %d\n", power);
DEBUGASSERT((unsigned)power <= CONFIG_LCD_MAXPOWER);
/* Set new power level */
if (power > 0)
{
/* Turn on the display */
ili9225_display(priv, true);
/* Save the power */
priv->power = power;
}
else
{
/* Turn off the display */
ili9225_display(priv, false);
/* Save the power */
priv->power = 0;
}
return OK;
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: ili9225_initialize
*
* Description:
* Initialize the ILI9225 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 == sleep mode).
*
* Returned Value:
*
* On success, this function returns a reference to the LCD object for
* the specified LCD. NULL is returned on any failure.
*
****************************************************************************/
FAR struct lcd_dev_s *ili9225_lcdinitialize(FAR struct spi_dev_s *spi)
{
FAR struct ili9225_dev_s *priv = &g_lcddev;
/* Initialize the driver data structure */
priv->dev.getvideoinfo = ili9225_getvideoinfo;
priv->dev.getplaneinfo = ili9225_getplaneinfo;
priv->dev.getpower = ili9225_getpower;
priv->dev.setpower = ili9225_setpower;
priv->spi = spi;
/* Init the hardware and clear the display */
ili9225_display(priv, true);
ili9225_bpp(priv, ILI9225_BPP);
/* Set background color */
ili9225_fill(priv, 0x07ff);
return &priv->dev;
}
#endif /* CONFIG_LCD_ILI9225 */

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/****************************************************************************
* include/nuttx/lcd/ili9225.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __INCLUDE_NUTTX_LCD_ILI9225_H
#define __INCLUDE_NUTTX_LCD_ILI9225_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* ILI9225 ID code */
#define ILI9225_DEVICE_CODE 0x9225
/* ILI9225 LCD Register Addresses *******************************************/
#define ILI9225_DEVICE_CODE_REG 0x00 /* Driver Code Register */
#define ILI9225_START_OSC_CTRL 0x00 /* Start Oscillator Control */
#define ILI9225_DRIVER_OUTPUT_CTRL 0x01 /* Start Oscillator Control */
#define ILI9225_LCD_DRIVING_CTRL 0x02 /* LCD Driving Control */
#define ILI9225_ENTRY_MODE 0x03 /* Entry Mode */
#define ILI9225_DISP_CTRL1 0x07 /* Display Control 1 */
#define ILI9225_DISP_CTRL2 0x08 /* Display Control 2 */
#define ILI9225_FRAME_CYCLE_CTRL 0x0b /* Frame Cyce Control */
#define ILI9225_RGB_DISP_INT_CTRL1 0x0c /* RGB Display Interface Control 1 */
#define ILI9225_OSC_CTRL 0x0f /* Oscillator Control */
#define ILI9225_POWER_CTRL1 0x10 /* Power Control 1 */
#define ILI9225_POWER_CTRL2 0x11 /* Power Control 2 */
#define ILI9225_POWER_CTRL3 0x12 /* Power Control 3 */
#define ILI9225_POWER_CTRL4 0x13 /* Power Control 4 */
#define ILI9225_POWER_CTRL5 0x14 /* Power Control 5 */
#define ILI9225_VCI_REC 0x15 /* VCI Recycling */
#define ILI9225_HORIZONTAL_GRAM_ADDR_SET 0x20 /* Horizontal GRAM Address Set */
#define ILI9225_VERTICAL_GRAM_ADDR_SET 0x21 /* Vertical GRAM Address Set */
#define ILI9225_GRAM_DATA_REG 0x22 /* GRAM Data Register */
#define ILI9225_SOFT_RESET 0x28 /* Software Reset */
#define ILI9225_GATE_SCAN_CTRL 0x30 /* Gate Scan Control */
#define ILI9225_VER_SCROLL_CTRL1 0x31 /* Vertical Scroll Control 1 */
#define ILI9225_VER_SCROLL_CTRL2 0x32 /* Vertical Scroll Control 2 */
#define ILI9225_VER_SCROLL_CTRL3 0x33 /* Vertical Scroll Control 3 */
#define ILI9225_PART_SCR_DRIV_POS1 0x34 /* Partial Screen Driving Position 1 */
#define ILI9225_PART_SCR_DRIV_POS2 0x35 /* Partial Screen Driving Position 2 */
#define ILI9225_HORIZONTAL_ADDR_END 0x36 /* Horizontal Address Start Position */
#define ILI9225_HORIZONTAL_ADDR_START 0x37 /* Horizontal Address End Position */
#define ILI9225_VERTICAL_ADDR_END 0x38 /* Vertical Address Start Position */
#define ILI9225_VERTICAL_ADDR_START 0x39 /* Vertical Address End Position */
#define ILI9225_GAMMA_CTRL1 0x50 /* Gamma Control 1 */
#define ILI9225_GAMMA_CTRL2 0x51 /* Gamma Control 2 */
#define ILI9225_GAMMA_CTRL3 0x52 /* Gamma Control 3 */
#define ILI9225_GAMMA_CTRL4 0x53 /* Gamma Control 4 */
#define ILI9225_GAMMA_CTRL5 0x54 /* Gamma Control 5 */
#define ILI9225_GAMMA_CTRL6 0x55 /* Gamma Control 6 */
#define ILI9225_GAMMA_CTRL7 0x56 /* Gamma Control 7 */
#define ILI9225_GAMMA_CTRL8 0x57 /* Gamma Control 8 */
#define ILI9225_GAMMA_CTRL9 0x58 /* Gamma Control 9 */
#define ILI9225_GAMMA_CTRL10 0x59 /* Gamma Control 10 */
#define ILI9225_NV_MEM_DATA 0x60 /* NV Memory Data Programming */
#define ILI9225_NV_MEM_CTRL 0x61 /* NV Memory Control */
#define ILI9225_NV_MEM_STS 0x62 /* NV Memory Status */
#define ILI9225_NV_MEM_PROTECTION 0x63 /* NV Memory Protection Key */
#define ILI9225_ID_CODE 0x65 /* ID Code */
/* ILI9225 LCD Register Bit Definitions *************************************/
/* ILI9225_START_OSC_CTRL, Start Oscillator Control, Offset: 0x00) */
#define ILI9225_START_OSC_CTRL_EN (1 << 0)
/* ILI9225_DRIVER_OUTPUT_CTRL, Start Oscillator Control, Offset: 0x01 */
#define ILI9225_DRIVER_OUTPUT_CTRL_NL_SHIFT (0)
#define ILI9225_DRIVER_OUTPUT_CTRL_NL_MASK (0x1f << ILI9225_DRIVER_OUTPUT_CTRL_NL_SHIFT)
#define ILI9225_DRIVER_OUTPUT_CTRL_NL(n) (((uint16_t)(n) << ILI9225_DRIVER_OUTPUT_CTRL_NL_SHIFT) & ILI9225_DRIVER_OUTPUT_CTRL_NL_MASK)
#define ILI9225_DRIVER_OUTPUT_CTRL_SS (1 << 8) /* Select shift direction of outputs from source */
#define ILI9225_DRIVER_OUTPUT_CTRL_GS (1 << 9) /* Select shift direction of outputs from gate */
#define ILI9225_DRIVER_OUTPUT_CTRL_SM (1 << 10) /* Set the scan order by the gate driver */
#define ILI9225_DRIVER_OUTPUT_CTRL_EPL (1 << 12) /* Inverts the polarity of signals from ENABLE pin */
#define ILI9225_DRIVER_OUTPUT_CTRL_DPL (1 << 13) /* Inverts the polarity of signals from DOTCLK pin */
#define ILI9225_DRIVER_OUTPUT_CTRL_HSPL (1 << 14) /* Inverts the polarity of signals from HSYNC pin */
#define ILI9225_DRIVER_OUTPUT_CTRL_VSPL (1 << 15) /* Inverts the polarity of signals from VSYNC pin */
/* ILI9225_LCD_DRIVING_CTRL, LCD Driving Control, Offset: 0x02 */
#define ILI9225_LCD_DRIVING_CTRL_FLD (1 << 0)
#define ILI9225_LCD_DRIVING_CTRL_INV0 (1 << 8)
#define ILI9225_LCD_DRIVING_CTRL_INV1 (1 << 9)
/* ILI9225_ENTRY_MODE, Entry Mode, Offset: 0x03 */
#define ILI9225_ENTRY_MODE_AM (1 << 3) /* Control the GRAM update direction */
#define ILI9225_ENTRY_MODE_ID_SHIFT (4) /* Control the address counter */
#define ILI9225_ENTRY_MODE_ID_MASK (3 << ILI9225_ENTRY_MODE_ID_SHIFT)
#define ILI9225_ENTRY_MODE_ID(n) (((uint16_t)(n) << ILI9225_ENTRY_MODE_ID_SHIFT) & ILI9225_ENTRY_MODE_ID_MASK)
#define ILI9225_ENTRY_MODE_MDT_SHIFT (8)
#define ILI9225_ENTRY_MODE_MDT_MASK (3 << ILI9225_ENTRY_MODE_MDT_SHIFT)
#define ILI9225_ENTRY_MODE_MDT (((uint16_t)(n) << ILI9225_ENTRY_MODE_MDT_SHIFT) & ILI9225_ENTRY_MODE_MDT_MASK)
#define ILI9225_ENTRY_MODE_BGR (1 << 12) /* Swap the R and B order of written data */
/* ILI9225_DISP_CTRL1, Display Control 1, Offset: 0x07 */
#define ILI9225_DISP_CTRL1_D_SHIFT (0) /* Turn on/off the display panel */
#define ILI9225_DISP_CTRL1_D_MASK (3 << ILI9225_DISP_CTRL1_D_SHIFT)
#define ILI9225_DISP_CTRL1_D(n) (((uint16_t)(n) << ILI9225_DISP_CTRL1_D_SHIFT) & ILI9225_DISP_CTRL1_D_MASK)
#define ILI9225_DISP_CTRL1_REV (1 << 2) /* Invert grayscale levels */
#define ILI9225_DISP_CTRL1_CL (1 << 3) /* Select 8-color display mode */
#define ILI9225_DISP_CTRL1_GON (1 << 4) /* Set the output leve of gate driver */
#define ILI9225_DISP_CTRL1_TEMON (1 << 12) /* Enable the frame flag output signal */
/* ILI9225_DISP_CTRL2, Display Control 2, Offset: 0x08 */
#define ILI9225_DISP_CTRL2_BP_SHIFT (0) /* Numbers of lines for Back Porch */
#define ILI9225_DISP_CTRL2_BP_MASK (0xf << ILI9225_DISP_CTRL2_BP_SHIFT)
#define ILI9225_DISP_CTRL2_BP(n) (((uint16_t)(n) << ILI9225_DISP_CTRL2_BP_SHIFT) & ILI9225_DISP_CTRL2_BP_MASK)
#define ILI9225_DISP_CTRL2_FP_SHIFT (8) /* Numbers of lines for Front Porch */
#define ILI9225_DISP_CTRL2_FP_MASK (0xf << ILI9225_DISP_CTRL2_FP_SHIFT)
#define ILI9225_DISP_CTRL2_FP(n) (((uint16_t)(n) << ILI9225_DISP_CTRL2_FP_SHIFT) & ILI9225_DISP_CTRL2_FP_MASK)
/* ILI9225_FRAME_CYCLE_CONTROL, Frame Cycle Control, Offset: 0x0b */
#define ILI9225_FRAME_CYCLE_CTRL_RTN_SHIFT (0) /* Set the clock cycle number */
#define ILI9225_FRAME_CYCLE_CTRL_RTN_MASK (0xf << ILI9225_FRAME_CYCLE_CTRL_RTN_SHIFT)
#define ILI9225_FRAME_CYCLE_CTRL_RTN(n) (((uint16_t)(n) << ILI9225_FRAME_CYCLE_CTRL_RTN_SHIFT) & ILI9225_FRAME_CYCLE_CTRL_RTN_MASK)
#define ILI9225_FRAME_CYCLE_CTRL_STD_SHIFT (8) /* Set delay amount from gate edge */
#define ILI9225_FRAME_CYCLE_CTRL_STD_MASK (0xf << ILI9225_FRAME_CYCLE_CTRL_STD_SHIFT)
#define ILI9225_FRAME_CYCLE_CTRL_STD(n) (((uint16_t)(n) << ILI9225_FRAME_CYCLE_CTRL_STD_SHIFT) & ILI9225_FRAME_CYCLE_CTRL_STD_MASK)
#define ILI9225_FRAME_CYCLE_CTRL_NO_SHIFT (12) /* Set amount of non-everlay for the gate output */
#define ILI9225_FRAME_CYCLE_CTRL_NO_MASK (0xf << ILI9225_FRAME_CYCLE_CTRL_NO_SHIFT)
#define ILI9225_FRAME_CYCLE_CTRL_NO(n) (((uint16_t)(n) << ILI9225_FRAME_CYCLE_CTRL_NO_SHIFT) & ILI9225_FRAME_CYCLE_CTRL_NO_MASK)
/* ILI9225_RGB_DISP_INT_CTRL1,
* RGB Display Interface Control 1, Offset: 0x0c
*/
#define ILI9225_RGB_DISP_INT_CTRL1_RIM_SHIFT (0) /* Selest the data bus width */
#define ILI9225_RGB_DISP_INT_CTRL1_RIM_MASK (3 << ILI9225_RGB_DISP_INT_CTRL1_RIM_SHIFT)
#define ILI9225_RGB_DISP_INT_CTRL1_RIM(n) (((uint16_t)(n) << ILI9225_RGB_DISP_INT_CTRL1_RIM_SHIFT) & ILI9225_RGB_DISP_INT_CTRL1_RIM_MASK)
#define ILI9225_RGB_DISP_INT_CTRL1_DM (1 << 4) /* Select RGB interface */
#define ILI9225_RGB_DISP_INT_CTRL1_RM (1 << 8) /* Select RGB interface acces to GRAM */
/* ILI9225_OSC_CTRL, Frame Maker Position, Offset: 0x0f */
#define ILI9225_OSC_CTRL_EN (1 << 0) /* Oscillator on */
#define ILI9225_OSC_CTRL_FOSC_SHIFT (8) /* Select OSC frequency */
#define ILI9225_OSC_CTRL_FOSC_MASK (0xf << ILI9225_OSC_CTRL_FOSC_SHIFT)
#define ILI9225_OSC_CTRL_FOSC(n) (((uint16_t)(n) << ILI9225_OSC_CTRL_FOSC_SHIFT) & ILI9225_OSC_CTRL_FOSC_MASK)
/* ILI9225_POWER_CTRL1, Power Control 1, Offset: 0x10 */
#define ILI9225_POWER_CTRL1_STB (1 << 0) /* Enter sleep mode */
#define ILI9225_POWER_CTRL1_DSTB (1 << 1) /* Enter deep standby mode */
#define ILI9225_POWER_CTRL1_SAP_SHIFT (8) /* Set the driving capability of source driver */
#define ILI9225_POWER_CTRL1_SAP_MASK (0xf << ILI9225_POWER_CTRL1_SAP_SHIFT)
#define ILI9225_POWER_CTRL1_SAP(n) (((uint16_t)(n) << ILI9225_POWER_CTRL1_SAP_SHIFT) & ILI9225_POWER_CTRL1_SAP_MASK)
/* ILI9225_POWER_CTRL2, Power Control 2, Offset: 0x11 */
#define ILI9225_POWER_CTRL2_VC_SHIFT (0) /* Set the VCI1 voltage */
#define ILI9225_POWER_CTRL2_VC_MASK (0xf << ILI9225_POWER_CTRL2_VC_SHIFT)
#define ILI9225_POWER_CTRL2_VC(n) (((uint16_t)(n) << ILI9225_POWER_CTRL2_VC_SHIFT) & ILI9225_POWER_CTRL2_VC_MASK)
#define ILI9225_POWER_CTRL2_VC_EN (1 << 3) /* Enable VCI1 generation amp */
#define ILI9225_POWER_CTRL2_AON (1 << 4) /* Operation starting bit for amp */
#define ILI9225_POWER_CTRL2_PON (1 << 8) /* Operation starting bit for booster circuit 1 */
#define ILI9225_POWER_CTRL2_PON1 (1 << 9) /* Operation starting bit for booster circuit 2 (VGH) */
#define ILI9225_POWER_CTRL2_PON2 (1 << 10) /* Operation starting bit for booster circuit 2 (VGL) */
#define ILI9225_POWER_CTRL2_PON3 (1 << 11) /* Operation starting bit for booster circout 3 (VCL) */
#define ILI9225_POWER_CTRL2_APON (1 << 12) /* Automatic boosting operatio starting bit */
/* ILI9225_POWER_CTRL3, Power Control 3, Offset: 0x12 */
#define ILI9225_POWER_CTRL3_DC3_SHIFT (0) /* Operating frequency in circuit 3 */
#define ILI9225_POWER_CTRL3_DC3_MASK (0x7 << ILI9225_POWER_CTRL3_DC3_SHIFT)
#define ILI9225_POWER_CTRL3_DC3(n) (((uint16_t)(n) << ILI9225_POWER_CTRL3_DC3_SHIFT) & ILI9225_POWER_CTRL3_DC3_MASK)
#define ILI9225_POWER_CTRL3_DC2_SHIFT (4) /* Operating frequency in circuit 2 */
#define ILI9225_POWER_CTRL3_DC2_MASK (0x7 << ILI9225_POWER_CTRL3_DC2_SHIFT)
#define ILI9225_POWER_CTRL3_DC2(n) (((uint16_t)(n) << ILI9225_POWER_CTRL3_DC2_SHIFT) & ILI9225_POWER_CTRL3_DC2_MASK)
#define ILI9225_POWER_CTRL3_DC1_SHIFT (8) /* Operating frequency in circuit 1 */
#define ILI9225_POWER_CTRL3_DC1_MASK (0x7 << ILI9225_POWER_CTRL3_DC1_SHIFT)
#define ILI9225_POWER_CTRL3_DC1(n) (((uint16_t)(n) << ILI9225_POWER_CTRL3_DC1_SHIFT) & ILI9225_POWER_CTRL3_DC1_MASK)
#define ILI9225_POWER_CTRL3_BT_SHIFT (12) /* Output factor of step-up circuit */
#define ILI9225_POWER_CTRL3_BT_MASK (0x7 << ILI9225_POWER_CTRL3_BT_SHIFT)
#define ILI9225_POWER_CTRL3_BT(n) (((uint16_t)(n) << ILI9225_POWER_CTRL3_BT_SHIFT) & ILI9225_POWER_CTRL3_BT_MASK)
/* ILI9225_POWER_CTRL4, Power Control 4, Offset: 0x13 */
#define ILI9225_POWER_CTRL4_GVD_SHIFT (0) /* Amplifying factor for the GVGG voltage */
#define ILI9225_POWER_CTRL4_GVD_MASK (0x7f << ILI9225_POWER_CTRL4_GVD_SHIFT)
#define ILI9225_POWER_CTRL4_GVD(n) (((uint16_t)(n) << ILI9225_POWER_CTRL4_GVD_SHIFT) & ILI9225_POWER_CTRL4_GVD_MASK)
/* ILI9225_POWER_CTRL5, Power Control 5, Offset: 0x14 */
#define ILI9225_POWER_CTRL5_VML_SHIFT (0) /* Alternating amplitudes of VCOM at the VCOM drive */
#define ILI9225_POWER_CTRL5_VML_MASK (0x7f << ILI9225_POWER_CTRL5_VML_SHIFT)
#define ILI9225_POWER_CTRL5_VML(n) (((uint16_t)(n) << ILI9225_POWER_CTRL5_VML_SHIFT) & ILI9225_POWER_CTRL5_VML_MASK)
#define ILI9225_POWER_CTRL5_VCM_SHIFT (8) /* Set the VCOMG voltage */
#define ILI9225_POWER_CTRL5_VCM_MASK (0x7f << ILI9225_POWER_CTRL5_VCM_SHIFT)
#define ILI9225_POWER_CTRL5_VCM(n) (((uint16_t)(n) << ILI9225_POWER_CTRL5_VCM_SHIFT) & ILI9225_POWER_CTRL5_VCM_MASK)
#define ILI9225_POWER_CTRL5_VCOMG (1 << 15) /* Fix VCOM signal at AVSS */
/* ILI9225_VCI_REC, VCI Recycling, Offset: 0x15 */
#define ILI9225_VCI_REC_VCIR_SHIFT (4) /* Set CVI recycling period */
#define ILI9225_VCI_REC_VCIR_MASK (0x7 << ILI9225_VCI_REC_VCIR_SHIFT)
#define ILI9225_VCI_REC_VCIR(n) (((uint16_t)(n) << ILI9225_VCI_REC_VCIR_MASK) & ILI9225_VCI_REC_VCIR_SHIFT)
/* ILI9225_HORIZONTAL_GRAM_ADDR_SET,
* Horizontal GRAM Address Set, Offset: 0x20
*/
#define ILI9225_HORIZONTAL_GRAM_ADDR_SET_AD_SHIFT (0) /* Set the initial vaue of adress counter */
#define ILI9225_HORIZONTAL_GRAM_ADDR_SET_AD_MASK (0xff << ILI9225_HORIZONTAL_GRAM_ADDR_SET_AD_SHIFT)
#define ILI9225_HORIZONTAL_GRAM_ADDR_SET_AD(n) (((uint16_t)(n) << ILI9225_HORIZONTAL_GRAM_ADDR_SET_AD_SHIFT) & ILI9225_HORIZONTAL_GRAM_ADDR_SET_AD_MASK)
/* ILI9225_VERTICAL_GRAM_ADDR_SET,
* Vertical GRAM Address Set, Offset: 0x21
*/
#define ILI9225_VERTICAL_GRAM_ADDR_SET_AD_SHIFT (0) /* Set the initial vaue of adress counter */
#define ILI9225_VERTICAL_GRAM_ADDR_SET_AD_MASK (0xff << ILI9225_VERTICAL_GRAM_ADDR_SET_AD_SHIFT)
#define ILI9225_VERTICAL_GRAM_ADDR_SET_AD(n) (((uint16_t)(n) << ILI9225_VERTICAL_GRAM_ADDR_SET_AD_SHIFT) & ILI9225_VERTICAL_GRAM_ADDR_SET_AD_MASK)
/* ILI9225_GRAM_DATA_REG, Read/Write Data from/to GRAM, Offset: 0x22 */
#define ILI9225_GRAM_DATA_REG_WD_SHIFT (0)
#define ILI9225_GRAM_DATA_REG_WD_MASK (0xffff << ILI9225_GRAM_DATA_REGWD_SHIFT)
#define ILI9225_GRAM_DATA_REG_WD(n) (((uint16_t)(n) << ILI9225_GRAM_DATA_REG_WD_SHIFT) & ILI9225_GRAM_DATA_REG_WD_MASK)
#define ILI9225_GRAM_DATA_REG_RD_SHIFT (0)
#define ILI9225_GRAM_DATA_REG_RD_MASK (0xffff << ILI9225_GRAM_DATA_REG_RD_SHIFT)
#define ILI9225_GRAM_DATA_REG_RD(n) (((uint16_t)(n) << ILI9225_GRAM_DATA_REG_RD_SHIFT) & ILI9225_GRAM_DATA_REG_RD_MASK)
/* ILI9225_SOFT_RESET, Software Reset, Offset: 0x28 */
#define ILI9225_SOFT_RESET_CODE_SHIFT (0) /* Soft reset parameter is 0x00CE */
#define ILI9225_SOFT_RESET_CODE_MASK (0xffff << ILI9225_SOFT_RESET_CODE_SHIFT)
#define ILI9225_SOFT_RESET_CODE(n) (((uint16_t)(n) << ILI9225_SOFT_RESET_CODE_SHIFT) & ILI9225_SOFT_RESET_CODE_MASK)
/* ILI9225_GATE_SCAN_CTRL, Gate Scan Control, Offset: 0x30 */
#define ILI9225_GATE_SCAN_CTRL_SCN_SHIFT (0) /* Specify the gate line from which the draver starts scan */
#define ILI9225_GATE_SCAN_CTRL_SCN_MASK (0x1f << ILI9225_GATE_SCAN_CTRL_SCN_SHIFT)
#define ILI9225_GATE_SCAN_CTRL_SCN(n) (((uint16_t)(n) << ILI9225_GATE_SCAN_CTRL_SCN_SHIFT) & ILI9225_GATE_SCAN_CTRL_SCN_MASK)
/* ILI9225_VER_SCROLL_CTRL1, Vertical Scroll Control 1, Offset: 0x31 */
#define ILI9225_VER_SCROLL_CTRL1_SEA_SHIFT (0) /* Specify scroll start address */
#define ILI9225_VER_SCROLL_CTRL1_SEA_MASK (0xff << ILI9225_VER_SCROLL_CTRL1_SEA_SHIFT)
#define ILI9225_VER_SCROLL_CTRL1_SEA(n) (((uint16_t)(n) << ILI9225_VER_SCROLL_CTRL1_SEA_SHIFT) & ILI9225_VER_SCROLL_CTRL1_SEA_MASK)
/* ILI9225_VER_SCROLL_CTRL2, Vertical Scroll Control 2, Offset: 0x32 */
#define ILI9225_VER_SCROLL_CTRL2_SSA_SHIFT (0) /* Specify scroll end address */
#define ILI9225_VER_SCROLL_CTRL2_SSA_MASK (0xff << ILI9225_VER_SCROLL_CTRL2_SSA_SHIFT)
#define ILI9225_VER_SCROLL_CTRL2_SSA(n) (((uint16_t)(n) << ILI9225_VER_SCROLL_CTRL2_SSA_SHIFT) & ILI9225_VER_SCROLL_CTRL2_SSA_MASK)
/* ILI9225_VER_SCROLL_CTRL3, Vertical Scroll Control 3, Offset: 0x33 */
#define ILI9225_VER_SCROLL_CTRL3_SST_SHIFT (0) /* Specify scroll start and step */
#define ILI9225_VER_SCROLL_CTRL3_SST_MASK (0xff << ILI9225_VER_SCROLL_CTRL3_SST_SHIFT)
#define ILI9225_VER_SCROLL_CTRL3_SST(n) (((uint16_t)(n) << ILI9225_VER_SCROLL_CTRL3_SST_SHIFT) & ILI9225_VER_SCROLL_CTRL3_SST_MASK)
/* ILI9225_PART_SCR_DRIV_POS1, Partial Screen Driving Position 1,
* Offset: 0x34
*/
#define ILI9225_PART_SCR_DRIV_POS1_SE_SHIFT (0) /* Specify the driving end position for the screen */
#define ILI9225_PART_SCR_DRIV_POS1_SE_MASK (0xff << ILI9225_PART_SCR_DRIV_POS1_SE_SHIFT)
#define ILI9225_PART_SCR_DRIV_POS1_SE(n) (((uint16_t)(n) << ILI9225_PART_SCR_DRIV_POS1_SE_SHIFT) & ILI9225_PART_SCR_DRIV_POS1_SE_MASK)
/* ILI9225_PART_SCR_DRIV_POS2, Partial Screen Driving Position 2,
* Offset: 0x35
*/
#define ILI9225_PART_SCR_DRIV_POS2_SS_SHIFT (0) /* Specify the driving start position for the screen */
#define ILI9225_PART_SCR_DRIV_POS2_SS_MASK (0xff << ILI9225_PART_SCR_DRIV_POS2_SS_SHIFT)
#define ILI9225_PART_SCR_DRIV_POS2_SS(n) (((uint16_t)(n) << ILI9225_PART_SCR_DRIV_POS2_SS_SHIFT) & ILI9225_PART_SCR_DRIV_POS2_SS_MASK)
/* ILI9225_HORIZONTAL_ADDR_END,
* Horizontal Address End Position, Offset: 0x36
*/
#define ILI9225_HORIZONTAL_ADDR_END_HEA_SHIFT (0) /* End of the window address area in horizontal direction */
#define ILI9225_HORIZONTAL_ADDR_END_HEA_MASK (0xff << ILI9225_HORIZONTAL_ADDR_END_HEA_SHIFT)
#define ILI9225_HORIZONTAL_ADDR_END_HEA(n) (((uint16_t)(n) << ILI9225_HORIZONTAL_ADDR_END_HEA_SHIFT) & ILI9225_HORIZONTAL_ADDR_END_HEA_MASK)
/* ILI9225_HORIZONTAL_ADDR_START,
* Horizontal Address Start Position, Offset: 0x37
*/
#define ILI9225_HORIZONTAL_ADDR_START_HSA_SHIFT (0) /* Start of the window address area in horizontal direction */
#define ILI9225_HORIZONTAL_ADDR_START_HSA_MASK (0xff << ILI9225_HORIZONTAL_ADDR_START_HSA_SHIFT)
#define ILI9225_HORIZONTAL_ADDR_START_HSA(n) (((uint16_t)(n) << ILI9225_HORIZONTAL_ADDR_START_HSA_SHIFT) & ILI9225_HORIZONTAL_ADDR_START_HSA_MASK)
/* ILI9225_VERTICAL_ADDR_END,
* Vertical Address End Position, Offset: 0x38
*/
#define ILI9225_VERTICAL_ADDR_END_VEA_SHIFT (0) /* End of the window address area in vertical direction */
#define ILI9225_VERTICAL_ADDR_END_VEA_MASK (0xff << ILI9225_VERTICAL_ADDR_END_VEA_SHIFT)
#define ILI9225_VERTICAL_ADDR_END_VEA(n) (((uint16_t)(n) << ILI9225_VERTICAL_ADDR_END_VEA_SHIFT) & ILI9225_VERTICAL_ADDR_END_VEA_MASK)
/* ILI9225_VERTICAL_ADDR_START,
* Vertical Address Start Position, Offset: 0x39
*/
#define ILI9225_VERTICAL_ADDR_START_VSA_SHIFT (0) /* Start of the window address area in vertical direction */
#define ILI9225_VERTICAL_ADDR_START_VSA_MASK (0xff << ILI9225_VERTICAL_ADDR_START_VSA_SHIFT)
#define ILI9225_VERTICAL_ADDR_START_VSA(n) (((uint16_t)(n) << ILI9225_VERTICAL_ADDR_START_VSA_SHIFT) & ILI9225_VERTICAL_ADDR_START_VSA_MASK)
/* ILI9225_GAMMA_CTRL1, Gamma Control 1, Offset: 0x50 */
#define ILI9225_GAMMA_CTRL1_KP0_SHIFT (0)
#define ILI9225_GAMMA_CTRL1_KP0_MASK (0xf << ILI9225_GAMMA_CTRL1_KP0_SHIFT)
#define ILI9225_GAMMA_CTRL1_KP0(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL1_KP0_SHIFT) & ILI9225_GAMMA_CTRL1_KP0_MASK)
#define ILI9225_GAMMA_CTRL1_KP1_SHIFT (8)
#define ILI9225_GAMMA_CTRL1_KP1_MASK (0xf << ILI9225_GAMMA_CTRL1_KP1_SHIFT)
#define ILI9225_GAMMA_CTRL1_KP1(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL1_KP1_SHIFT) & ILI9225_GAMMA_CTRL1_KP1_MASK)
/* ILI9225_GAMMA_CTRL2, Gamma Control 2, Offset: 0x51 */
#define ILI9225_GAMMA_CTRL2_KP2_SHIFT (0)
#define ILI9225_GAMMA_CTRL2_KP2_MASK (0xf << ILI9225_GAMMA_CTRL2_KP2_SHIFT)
#define ILI9225_GAMMA_CTRL2_KP2(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL2_KP2_SHIFT) & ILI9225_GAMMA_CTRL2_KP2_MASK)
#define ILI9225_GAMMA_CTRL2_KP3_SHIFT (8)
#define ILI9225_GAMMA_CTRL2_KP3_MASK (0xf << ILI9225_GAMMA_CTRL2_KP3_SHIFT)
#define ILI9225_GAMMA_CTRL2_KP3(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL2_KP3_SHIFT) & ILI9225_GAMMA_CTRL2_KP3_MASK)
/* ILI9225_GAMMA_CTRL3, Gamma Control 3, Offset: 0x52 */
#define ILI9225_GAMMA_CTRL3_KP4_SHIFT (0)
#define ILI9225_GAMMA_CTRL3_KP4_MASK (0xf << ILI9225_GAMMA_CTRL3_KP4_SHIFT)
#define ILI9225_GAMMA_CTRL3_KP4(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL3_KP4_SHIFT) & ILI9225_GAMMA_CTRL3_KP4_MASK)
#define ILI9225_GAMMA_CTRL3_KP5_SHIFT (8)
#define ILI9225_GAMMA_CTRL3_KP5_MASK (0xf << ILI9225_GAMMA_CTRL3_KP5_SHIFT)
#define ILI9225_GAMMA_CTRL3_KP5(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL3_KP5_SHIFT) & ILI9225_GAMMA_CTRL3_KP5_MASK)
/* ILI9225_GAMMA_CTRL4, Gamma Control 4, Offset: 0x53 */
#define ILI9225_GAMMA_CTRL4_RP0_SHIFT (0)
#define ILI9225_GAMMA_CTRL4_RP0_MASK (0xf << ILI9225_GAMMA_CTRL4_RP0_SHIFT)
#define ILI9225_GAMMA_CTRL4_RP0(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL4_RP0_SHIFT) & ILI9225_GAMMA_CTRL4_RP0_MASK)
#define ILI9225_GAMMA_CTRL4_RP1_SHIFT (8)
#define ILI9225_GAMMA_CTRL4_RP1_MASK (0xf << ILI9225_GAMMA_CTRL4_RP1_SHIFT)
#define ILI9225_GAMMA_CTRL4_RP1(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL4_RP1_SHIFT) & ILI9225_GAMMA_CTR4_RP1_MASK)
/* ILI9225_GAMMA_CTRL5, Gamma Control 5, Offset: 0x54 */
#define ILI9225_GAMMA_CTRL5_KN0_SHIFT (0)
#define ILI9225_GAMMA_CTRL5_KN0_MASK (0xf << ILI9225_GAMMA_CTRL5_KN0_SHIFT)
#define ILI9225_GAMMA_CTRL5_KN0(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL5_KN0_SHIFT) & ILI9225_GAMMA_CTRL5_KN0_MASK)
#define ILI9225_GAMMA_CTRL5_KN1_SHIFT (8)
#define ILI9225_GAMMA_CTRL5_KN1_MASK (0xf << ILI9225_GAMMA_CTRL5_KN1_SHIFT)
#define ILI9225_GAMMA_CTRL5_KN1(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL5_KN1_SHIFT) & ILI9225_GAMMA_CTRL5_KN1_MASK)
/* ILI9225_GAMMA_CTRL6, Gamma Control 6, Offset: 0x55 */
#define ILI9225_GAMMA_CTRL6_KN2_SHIFT (0)
#define ILI9225_GAMMA_CTRL6_KN2_MASK (0xf << ILI9225_GAMMA_CTRL6_KN2_SHIFT)
#define ILI9225_GAMMA_CTRL6_KN2(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL6_KN2_SHIFT) & ILI9225_GAMMA_CTRL6_KN2_MASK)
#define ILI9225_GAMMA_CTRL6_KN3_SHIFT (8)
#define ILI9225_GAMMA_CTRL6_KN3_MASK (0xf << ILI9225_GAMMA_CTRL6_KN3_SHIFT)
#define ILI9225_GAMMA_CTRL6_KN3(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL6_KN3_SHIFT) & ILI9225_GAMMA_CTRL6_KN3_MASK)
/* ILI9225_GAMMA_CTRL7, Gamma Control 7, Offset: 0x56 */
#define ILI9225_GAMMA_CTRL7_KN4_SHIFT (0)
#define ILI9225_GAMMA_CTRL7_KN4_MASK (0xf << ILI9225_GAMMA_CTRL7_KN4_SHIFT)
#define ILI9225_GAMMA_CTRL7_KN4(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL7_KN4_SHIFT) & ILI9225_GAMMA_CTRL7_KN4_MASK)
#define ILI9225_GAMMA_CTRL7_KN5_SHIFT (8)
#define ILI9225_GAMMA_CTRL7_KN5_MASK (0xf << ILI9225_GAMMA_CTRL7_KN5_SHIFT)
#define ILI9225_GAMMA_CTRL7_KN5(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL7_KN5_SHIFT) & ILI9225_GAMMA_CTRL7_KN5_MASK)
/* ILI9225_GAMMA_CTRL8, Gamma Control 8, Offset: 0x57 */
#define ILI9225_GAMMA_CTRL8_RN0_SHIFT (0)
#define ILI9225_GAMMA_CTRL8_RN0_MASK (0xf << ILI9225_GAMMA_CTRL8_RN0_SHIFT)
#define ILI9225_GAMMA_CTRL8_RN0(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL8_RN0_SHIFT) & ILI9225_GAMMA_CTRL8_RN0_MASK)
#define ILI9225_GAMMA_CTRL8_RN1_SHIFT (8)
#define ILI9225_GAMMA_CTRL8_RN1_MASK (0xf << ILI9225_GAMMA_CTRL8_RN1_SHIFT)
#define ILI9225_GAMMA_CTRL8_RN1(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL8_RN1_SHIFT) & ILI9225_GAMMA_CTRL8_RN1_MASK)
/* ILI9225_GAMMA_CTR9, Gamma Control 9, Offset: 0x58 */
#define ILI9225_GAMMA_CTRL9_VRP0_SHIFT (0)
#define ILI9225_GAMMA_CTRL9_VRP0_MASK (0x1f << ILI9225_GAMMA_CTRL9_VRP0_SHIFT)
#define ILI9225_GAMMA_CTRL9_VRP0(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL9_VRP0_SHIFT) & ILI9225_GAMMA_CTRL9_VRP0_MASK)
#define ILI9225_GAMMA_CTRL9_VRP1_SHIFT (8)
#define ILI9225_GAMMA_CTRL9_VRP1_MASK (0x1f << ILI9225_GAMMA_CTRL9_VRP1_SHIFT)
#define ILI9225_GAMMA_CTRL9_VRP1(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL9_VRP1_SHIFT) & ILI9225_GAMMA_CTRL9_VRP1_MASK)
/* ILI9225_GAMMA_CTR10, Gamma Control 10, Offset: 0x59 */
#define ILI9225_GAMMA_CTRL10_VRN0_SHIFT (0)
#define ILI9225_GAMMA_CTRL10_VRN0_MASK (0x1f << ILI9225_GAMMA_CTRL10_VRN0_SHIFT)
#define ILI9225_GAMMA_CTRL10_VRN0(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL10_VRN0_SHIFT) & ILI9225_GAMMA_CTRL10_VRN0_MASK)
#define ILI9225_GAMMA_CTRL10_VRN1_SHIFT (8)
#define ILI9225_GAMMA_CTRL10_VRN1_MASK (0x1f << ILI9225_GAMMA_CTRL10_VRN1_SHIFT)
#define ILI9225_GAMMA_CTRL10_VRN1(n) (((uint16_t)(n) << ILI9225_GAMMA_CTRL10_VRN1_SHIFT) & ILI9225_GAMMA_CTRL10_VRN1_MASK)
/* ILI9225_NV_MEM_DATA, NV Memory Data Programming, Offset: 0x60 */
#define ILI9225_NV_MEM_DATA_VM_SHIFT (0)
#define ILI9225_NV_MEM_DATA_VM_MASK (0xff << ILI9225_NV_MEM_DATA_VM_SHIFT)
#define ILI9225_NV_MEM_DATA_VM(n) (((uint16_t)(n) << ILI9225_NV_MEM_DATA_VM_SHIFT) & ILI9225_NV_MEM_DATA_VM_MASK)
/* ILI9225_NV_MEM_CTRL, NV Memory Data Control, Offset: 0x61 */
#define ILI9225_NV_MEM_CTRL_VCM_PGM_EN (1 << 0)
#define ILI9225_NV_MEM_CTRL_ID_PGM_EN (1 << 1)
#define ILI9225_NV_MEM_CTRL_VCM_SEL (1 << 8)
/* ILI9225_NV_MEM_STS, NV Memory Data Status, Offset: 0x62 */
#define ILI9225_NV_MEM_STS_VCM_SHIFT (0)
#define ILI9225_NV_MEM_STS_VCM_MASK (0x7f << ILI9225_NV_MEM_STS_VCM_SHIFT)
#define ILI9225_NV_MEM_DATA_VM(n) (((uint16_t)(n) << ILI9225_NV_MEM_STS_VCM_SHIFT) & ILI9225_NV_MEM_STS_VCM_MASK)
#define ILI9225_NV_MEM_STS_PGM_CNT_SHIFT (0)
#define ILI9225_NV_MEM_STS_PGM_CNT_MASK (0x3 << ILI9225_NV_MEM_STS_PGM_CNT_SHIFT)
#define ILI9225_NV_MEM_DATA_PGM_CNT(n) (((uint16_t)(n) << ILI9225_NV_MEM_STS_PGM_CNT_SHIFT) & ILI9225_NV_MEM_STS_PGM_CNT_MASK)
/* ILI9225_NV_MEM_PROTECTION, NV Memory Protection Key, Offset: 0x63 */
#define ILI9225_NV_MEM_PROTECTION_KEY_SHIFT (0)
#define ILI9225_NV_MEM_PROTECTION_KEY_MASK (0xffff << ILI9225_NV_MEM_PROTECTION_KEY_SHIFT)
#define ILI9225_NV_MEM_PROTECTION_KEY(n) (((uint16_t)(n) << ILI9225_NV_MEM_PROTECTION_KEY_SHIFT) & ILI9225_NV_MEM_PROTECTION_KEY_MASK)
/* ILI9225_ID_CODE, ID Code, Offset: 0x65 */
#define ILI9225_ID_CODE_ID_SHIFT (0)
#define ILI9225_ID_CODE_ID_MASK (0xffff << ILI9225_ID_CODE_ID_SHIFT)
#define ILI9225_ID_CODE_ID(n) (((uint16_t)(n) << ILI9225_ID_CODE_ID_SHIFT) & ILI9225_ID_CODE_ID_MASK)
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: ili9225_initialize
*
* Description:
* Initialize the LCD video driver internal structure. Also initialize the
* lcd hardware if not done.
*
* Returned Value:
*
* On success, this function returns a reference to the LCD driver object
* for the specified LCD driver. NULL is returned on any failure.
*
****************************************************************************/
FAR struct lcd_dev_s *ili9225_lcdinitialize(FAR struct spi_dev_s *spi);
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __INCLUDE_NUTTX_LCD_ILI9225_H */