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Add SSD1783 LCD driver for C155 phone

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4981 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2012-07-26 23:04:36 +00:00
parent dd16b86185
commit c19605c582
11 changed files with 744 additions and 21 deletions
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6
ChangeLog
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@ -3074,5 +3074,7 @@
for the PGA117 on the Mirtoo module. for the PGA117 on the Mirtoo module.
* drivers/analog/pga11x.c and include/nuttx/analog/pga11x.h: These belong in * drivers/analog/pga11x.c and include/nuttx/analog/pga11x.h: These belong in
the analog subdirectories, not input. the analog subdirectories, not input.
* configs/compal_e99/src/ssd1783.c and /ssd1783.h: Drivers for the SSD1783
LCD found in the Motorola C155 telephone. The driver is specific to the C155
because it uses the uwire transport. Contributed by Denis Carilki and
Alan Carvalho de Assis.

7
configs/compal_e99/nsh_highram/appconfig
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@ -40,5 +40,10 @@ CONFIGURED_APPS += nshlib
# Path to example in apps/examples # Path to example in apps/examples
CONFIGURED_APPS += examples/hello #CONFIGURED_APPS += examples/hello #fails not finding hello_main despite of good config
CONFIGURED_APPS += vsn/poweroff CONFIGURED_APPS += vsn/poweroff
CONFIGURED_APPS += examples/ostest
CONFIGURED_APPS += examples/nxtext
CONFIGURED_APPS += examples/nxhello
CONFIGURED_APPS += examples/nxlines
CONFIGURED_APPS += examples/nximage

44
configs/compal_e99/nsh_highram/defconfig
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@ -207,6 +207,7 @@ CONFIG_HAVE_LIBM=n
# #
#CONFIG_APPS_DIR= #CONFIG_APPS_DIR=
CONFIG_DEBUG=n CONFIG_DEBUG=n
CONFIG_DEBUG_GRAPHICS=n
CONFIG_DEBUG_VERBOSE=n CONFIG_DEBUG_VERBOSE=n
CONFIG_DEBUG_SYMBOLS=n CONFIG_DEBUG_SYMBOLS=n
CONFIG_ARCH_LOWPUTC=y CONFIG_ARCH_LOWPUTC=y
@ -434,6 +435,49 @@ CONFIG_NSH_BUILTIN_APPS=y
# #
# Settings for examples/hello # Settings for examples/hello
CONFIG_EXAMPLES_HELLO_BUILTIN=y CONFIG_EXAMPLES_HELLO_BUILTIN=y
CONFIG_EXAMPLES_NXHELLO_BUILTIN=y
CONFIG_EXAMPLES_NXTEXT_BUILTIN=y
CONFIG_EXAMPLES_NXIMAGE_BUILTIN=y
CONFIG_EXAMPLES_NXLINES_BUILTIN=y
CONFIG_EXAMPLES_NXLINES_BORDERWIDTH=2
CONFIG_EXAMPLES_NXLINES_LINEWIDTH=4
CONFIG_EXAMPLES_NXTEXT_NOGETRUN=y
CONFIG_EXAMPLES_NXTEXT_BPP=16
CONFIG_EXAMPLES_NXTEXT_BGFONTID=14
CONFIG_EXAMPLES_NXHELLO_BPP=16
CONFIG_EXAMPLES_NXIMAGE_XSCALEp5=y
CONFIG_EXAMPLES_NXIMAGE_YSCALEp5=y
#CONFIG_EXAMPLES_NXLINES_EXTERNINIT=y
#CONFIG_EXAMPLES_NXHELLO_EXTERNINIT=y
#CONFIG_EXAMPLES_NXTEXT_EXTERNINIT=y
#CONFIG_EXAMPLES_NXIMAGE_EXTERNINIT=y
# LCD Drivers settings
CONFIG_NX_LCDDRIVER=y
CONFIG_LCD_SSD1783=y
#
# Graphics
CONFIG_NX=y
CONFIG_NXCONSOLE=n
CONFIG_NX_KBD=y
CONFIG_LCD_MAXPOWER=1
CONFIG_NX_BLOCKING=y
CONFIG_NX_DISABLE_1BPP=y
CONFIG_NX_DISABLE_2BPP=y
CONFIG_NX_DISABLE_4BPP=y
CONFIG_NX_DISABLE_8BPP=y
CONFIG_NX_DISABLE_16BPP=n
CONFIG_NX_DISABLE_24BPP=y
CONFIG_NX_DISABLE_32BPP=y
CONFIG_NXCONSOLE_BPP=16
CONFIG_NXCONSOLE_NOGETRUN=y
CONFIG_NXFONT_SANS17X22=y
CONFIG_NX_MULTIUSER=n
CONFIG_EXAMPLES_NXTEXT_BPP=16
CONFIG_EXAMPLES_NXTEXT_DEVNO=0
# #
# Settings for examples/wget # Settings for examples/wget

4
configs/compal_e99/nsh_highram/ld.script
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@ -14,9 +14,9 @@ MEMORY
/* 0x800000-0xa00000 */ /* 0x800000-0xa00000 */
/* compal-loaded binary: our text, initialized data */ /* compal-loaded binary: our text, initialized data */
LRAM (rw) : ORIGIN = 0x00800000, LENGTH = 0x00020000 LRAM (rw) : ORIGIN = 0x00800000, LENGTH = 0x00020000
TRAM (rw) : ORIGIN = 0x00820000, LENGTH = 0x00019000 TRAM (rw) : ORIGIN = 0x00820000, LENGTH = 0x0001d000
/* compal-loaded binary: our unitialized data, stacks, heap */ /* compal-loaded binary: our unitialized data, stacks, heap */
IRAM (rw) : ORIGIN = 0x00839000, LENGTH = 0x00006000 IRAM (rw) : ORIGIN = 0x0083d000, LENGTH = 0x00002000
} }
SECTIONS SECTIONS
{ {

2
configs/compal_e99/src/Makefile
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@ -42,7 +42,7 @@ CFLAGS += -I$(TOPDIR)/sched
ASRCS = ASRCS =
AOBJS = $(ASRCS:.S=$(OBJEXT)) AOBJS = $(ASRCS:.S=$(OBJEXT))
CSRCS = dummy.c CSRCS = dummy.c ssd1783.c
COBJS = $(CSRCS:.c=$(OBJEXT)) COBJS = $(CSRCS:.c=$(OBJEXT))
SRCS = $(ASRCS) $(CSRCS) SRCS = $(ASRCS) $(CSRCS)

523
configs/compal_e99/src/ssd1783.c Normal file
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@ -0,0 +1,523 @@
/************************************************************************************
* nuttx/configs/compal_e99/src/ssd1783.c
*
* Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
* Laurent Latil <laurent@latil.nom.fr>
* Denis 'GNUtoo' Carikli <GNUtoo@no-log.org>
* Alan Carvalho de Assis <acassis@gmail.com>
*
* This driver for SSD1783 used part of SSD1783 driver developed by
* Christian Vogel <vogelchr@vogel.cx> for Osmocom-BB and relicensed
* to BSD with permission from author.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
************************************************************************************/
#include <nuttx/config.h>
#include <nuttx/fb.h>
#include <sys/types.h>
#include <assert.h>
#include <debug.h>
#include <errno.h>
#include <string.h>
#include <unistd.h>
#include <arch/calypso/uwire.h>
#include <arch/calypso/clock.h>
#include "up_arch.h"
#include "ssd1783.h"
/* Color depth and format */
#define LCD_BPP 16
#define LCD_COLORFMT FB_FMT_RGB16_555
/* Display Resolution */
# define LCD_XRES 98
# define LCD_YRES 67
/* Debug ******************************************************************************/
#ifdef CONFIG_DEBUG_LCD
# define lcddbg(format, arg...) vdbg(format, ##arg)
#else
# define lcddbg(x...)
#endif
/** This should be put elsewhere */
#ifdef __CC_ARM /* ARM Compiler */
#define lcd_inline static __inline
#elif defined (__ICCARM__) /* for IAR Compiler */
#define lcd_inline inline
#elif defined (__GNUC__) /* GNU GCC Compiler */
#define lcd_inline static __inline
#else
#define lcd_inline static
#endif
static void lcd_clear(void);
static void fb_ssd1783_send_cmdlist(const struct ssd1783_cmdlist *p);
/* LCD Data Transfer Methods */
int lcd_putrun(fb_coord_t row, fb_coord_t col, FAR const uint8_t *buffer,
size_t npixels);
int lcd_getrun(fb_coord_t row, fb_coord_t col, FAR uint8_t *buffer,
size_t npixels);
/* LCD Configuration */
static int lcd_getvideoinfo(FAR struct lcd_dev_s *dev,
FAR struct fb_videoinfo_s *vinfo);
static int lcd_getplaneinfo(FAR struct lcd_dev_s *dev, unsigned int planeno,
FAR struct lcd_planeinfo_s *pinfo);
/* LCD RGB Mapping */
#ifdef CONFIG_FB_CMAP
# error "RGB color mapping not supported by this driver"
#endif
/* Cursor Controls */
#ifdef CONFIG_FB_HWCURSOR
# error "Cursor control not supported by this driver"
#endif
/* LCD Specific Controls */
static int lcd_getpower(struct lcd_dev_s *dev);
static int lcd_setpower(struct lcd_dev_s *dev, int power);
static int lcd_getcontrast(struct lcd_dev_s *dev);
static int lcd_setcontrast(struct lcd_dev_s *dev, unsigned int contrast);
/* Initialization (LCD ctrl / backlight) */
static inline void lcd_initialize(void);
/**************************************************************************************
* Private Data
**************************************************************************************/
/* 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.
*/
static uint16_t g_runbuffer[LCD_XRES];
/* This structure describes the overall LCD video controller */
static const struct fb_videoinfo_s g_videoinfo =
{ .fmt = LCD_COLORFMT, /* Color format: RGB16-565: RRRR RGGG GGGB BBBB */
.xres = LCD_XRES, /* Horizontal resolution in pixel columns */
.yres = LCD_YRES, /* Vertical resolutiSend a command list to the LCD panelon in pixel rows */
.nplanes = 1, /* Number of color planes supported */
};
/* This is the standard, NuttX Plane information object */
static const struct lcd_planeinfo_s g_planeinfo =
{ .putrun = lcd_putrun, /* Put a run into LCD memory */
// .getrun = lcd_getrun, /* Get a run from LCD memory */
.buffer = (uint8_t*) g_runbuffer, /* Run scratch buffer */
.bpp = LCD_BPP, /* Bits-per-pixel */
};
/* This is the standard, NuttX LCD driver object */
static struct ssd1783_dev_s g_lcddev =
{ .dev =
{
/* LCD Configuration */
.getvideoinfo = lcd_getvideoinfo,
.getplaneinfo = lcd_getplaneinfo,
/* LCD RGB Mapping -- Not supported */
/* Cursor Controls -- Not supported */
/* LCD Specific Controls */
.getpower = lcd_getpower,
.setpower = lcd_setpower,
// .getcontrast = lcd_getcontrast,
// .setcontrast = lcd_setcontrast,
},
.power=0
};
/* we trust gcc to move this expensive bitshifting out of
the loops in the drawing funtcions */
static uint8_t rgb_to_pixel(uint16_t color)
{
uint8_t ret;
ret = (FB_COLOR_TO_R(color) & 0xe0); /* 765 = RRR */
ret |= (FB_COLOR_TO_G(color) & 0xe0) >> 3; /* 432 = GGG */
ret |= (FB_COLOR_TO_B(color) & 0xc0) >> 6; /* 10 = BB */
return ret;
}
/* somehow the palette is messed up, RRR seems to have the
bits reversed! R0 R1 R2 G G G B B ---> R2 R1 R0 G G G B B */
uint8_t fix_rrr(uint8_t v){
return (v & 0x5f) | (v & 0x80) >> 2 | (v & 0x20) << 2;
}
lcd_inline void write_data(uint16_t datain)
{
uint16_t dataout = 0x0100 | fix_rrr(rgb_to_pixel(datain));
uwire_xfer(SSD1783_DEV_ID,SSD1783_UWIRE_BITLEN,&dataout, NULL);
}
static void fb_ssd1783_send_cmdlist(const struct ssd1783_cmdlist *p)
{
int i=0;
while(p->is_cmd != END)
{
uint16_t sendcmd = p->data;
if(p->is_cmd == DATA)
sendcmd |= 0x0100; /* 9th bit is cmd/data flag */
uwire_xfer(SSD1783_DEV_ID, SSD1783_UWIRE_BITLEN, &sendcmd, NULL);
p++;
i++;
}
}
static void lcd_write_prepare(unsigned int x1, unsigned int x2, unsigned int y1, unsigned int y2)
{;
DEBUGASSERT( (x1 < x2 )&& (y1 < y2));
struct ssd1783_cmdlist prepare_disp_write_cmds[] = {
{ CMD, 0x15 }, /* set column address */
{ DATA, x1 },
{ DATA, x2 },
{ CMD, 0x75 }, /* set page address (Y) */
{ DATA, y1 },
{ DATA, y2 },
{ CMD, 0x5c }, /* enter write display ram mode */
{ END, 0x00 }
};
dbg("x1:%d, x2:%d, y1:%d, y2:%d\n",x1, x2,y1, y2);
fb_ssd1783_send_cmdlist(prepare_disp_write_cmds);
}
/**************************************************************************************
* Name: lcd_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)
*
**************************************************************************************/
int lcd_putrun(fb_coord_t row, fb_coord_t col, FAR const uint8_t *buffer,
size_t npixels)
{
int i;
FAR const uint16_t *src = (FAR const uint16_t*) buffer;
/* Buffer must be provided and aligned to a 16-bit address boundary */
DEBUGASSERT(buffer && ((uintptr_t)buffer & 1) == 0);
/* Write the run to GRAM. */
lcd_write_prepare(col,col+npixels, row,row+1);
for (i = 0; i < npixels; i++)
{
write_data(*src++);
}
fb_ssd1783_send_cmdlist(nop);
return OK;
}
/**************************************************************************************
* Name: lcd_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)
*
**************************************************************************************/
int lcd_getrun(fb_coord_t row, fb_coord_t col, FAR uint8_t *buffer,
size_t npixels)
{
gvdbg("Not implemented\n");
return -ENOSYS;
}
/**************************************************************************************
* Name: lcd_getvideoinfo
*
* Description:
* Get information about the LCD video controller configuration.
*
**************************************************************************************/
static int lcd_getvideoinfo(FAR struct lcd_dev_s *dev,
FAR struct fb_videoinfo_s *vinfo)
{
DEBUGASSERT(dev && vinfo);gvdbg("fmt: %d xres: %d yres: %d nplanes: %d\n",
g_videoinfo.fmt, g_videoinfo.xres, g_videoinfo.yres, g_videoinfo.nplanes);
memcpy(vinfo, &g_videoinfo, sizeof(struct fb_videoinfo_s));
return OK;
}
/**************************************************************************************
* Name: lcd_getplaneinfo
*
* Description:
* Get information about the configuration of each LCD color plane.
*
**************************************************************************************/
static int lcd_getplaneinfo(FAR struct lcd_dev_s *dev, unsigned int planeno,
FAR struct lcd_planeinfo_s *pinfo)
{
DEBUGASSERT(dev && pinfo && planeno == 0);gvdbg("planeno: %d bpp: %d\n", planeno, g_planeinfo.bpp);
memcpy(pinfo, &g_planeinfo, sizeof(struct lcd_planeinfo_s));
return OK;
}
/**************************************************************************************
* Name: lcd_getpower
*
* Description:
* Get the LCD panel power status (0: full off - CONFIG_LCD_MAXPOWER: full on). On
* backlit LCDs, this setting may correspond to the backlight setting.
*
**************************************************************************************/
static int lcd_getpower(struct lcd_dev_s *dev)
{
gvdbg("power: %d\n", 0);
return g_lcddev.power;
}
/**************************************************************************************
* Name: lcd_setpower
*
* Description:
* Enable/disable LCD panel power (0: full off - CONFIG_LCD_MAXPOWER: full on).
* Used here to set pwm duty on timer used for backlight.
*
**************************************************************************************/
static int lcd_setpower(struct lcd_dev_s *dev, int power)
{
uint16_t reg;
if (g_lcddev.power == power) {
return OK;
}
gvdbg("power: %d\n", power);
DEBUGASSERT(power <= CONFIG_LCD_MAXPOWER);
/* Set new power level */
reg = getreg16(ASIC_CONF_REG);
if (power)
{
reg = getreg16(ASIC_CONF_REG);
/* LCD Set I/O(3) / SA0 to I/O(3) mode */
reg &= ~( (1 << 12) | (1 << 10) | (1 << 7) | (1 << 1)) ;
/* don't set function pins to I2C Mode, C155 uses UWire */
/* TWL3025: Set SPI+RIF RX clock to rising edge */
reg |= (1 << 13) | (1 << 14);
putreg16(reg, ASIC_CONF_REG);
/* LCD Set I/O(3) to output mode and enable C155 backlight (IO1) */
/* FIXME: Put the display backlight control to backlight.c */
reg = getreg16(IO_CNTL_REG);
reg &= ~( (1 << 3) | (1 << 1));
putreg16(reg, IO_CNTL_REG);
/* LCD Set I/O(3) output low */
reg = getreg16(ARMIO_LATCH_OUT);
reg &= ~(1 << 3);
reg |= (1 << 1);
putreg16(reg, ARMIO_LATCH_OUT);
}
else
{
gvdbg("powering LCD off...\n");
/* Switch pin from PWL to LT */
reg &= ~ASCONF_PWL_ENA;
putreg8(reg, ASIC_CONF_REG);
/* Disable pwl */
putreg8(0x00, PWL_REG(PWL_CTRL));
}
return OK;
}
/**************************************************************************************
* Name: lcd_getcontrast
*
* Description:
* Get the current contrast setting (0-CONFIG_LCD_MAXCONTRAST).
*
**************************************************************************************/
static int lcd_getcontrast(struct lcd_dev_s *dev)
{
gvdbg("Not implemented\n");
return -ENOSYS;
}
/**************************************************************************************
* Name: lcd_setcontrast
*
* Description:
* Set LCD panel contrast (0-CONFIG_LCD_MAXCONTRAST).
*
**************************************************************************************/
static int lcd_setcontrast(struct lcd_dev_s *dev, unsigned int contrast)
{
gvdbg("Not implemented\n");
return -ENOSYS;
}
/**************************************************************************************
* Name: lcd_lcdinitialize
*
* Description:
* Set LCD panel contrast (0-CONFIG_LCD_MAXCONTRAST).
*
**************************************************************************************/
static inline void lcd_initialize(void)
{
gvdbg("%s: initializing LCD.\n",__FUNCTION__);
calypso_reset_set(RESET_EXT, 0);
usleep(5000);
uwire_init();
usleep(5000);
fb_ssd1783_send_cmdlist(ssd1783_initdata);
}
/**************************************************************************************
* Public Functions
**************************************************************************************/
/**************************************************************************************
* Name: up_lcdinitialize
*
* Description:
* 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).
*
**************************************************************************************/
int up_lcdinitialize(void)
{
gvdbg("Initializing\n");
lcd_initialize();
/* Clear the display */
lcd_clear();
return OK;
}
/**************************************************************************************
* Name: up_lcdgetdev
*
* Description:
* Return a a reference to the LCD object for the specified LCD. This allows support
* for multiple LCD devices.
*
**************************************************************************************/
FAR struct lcd_dev_s *up_lcdgetdev(int lcddev)
{
DEBUGASSERT(lcddev == 0);
return &g_lcddev.dev;
}
/**************************************************************************************
* Name: up_lcduninitialize
*
* Description:
* Un-initialize the LCD support
*
**************************************************************************************/
void up_lcduninitialize(void)
{
lcd_setpower(&g_lcddev.dev, 0);
}
/**************************************************************************************
* Name: lcd_clear
*
* Description:
* Fill the LCD ctrl memory with given color
*
**************************************************************************************/
void lcd_clear()
{
struct ssd1783_cmdlist prepare_disp_write_cmds[] = {
{ CMD, 0x8E },
{ DATA, 0x00 },
{ DATA, 0x00 },
{ DATA, LCD_XRES },
{ DATA, LCD_YRES },
{ END, 0x00 }
};
struct ssd1783_cmdlist nop[] = {
{ CMD, 0x25 }, // NOP command
{ END, 0x00 }
};
fb_ssd1783_send_cmdlist(prepare_disp_write_cmds);
fb_ssd1783_send_cmdlist(nop);
}

110
configs/compal_e99/src/ssd1783.h Normal file
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@ -0,0 +1,110 @@
#ifndef SSD1783_H_
#define SSD1783_H_
#include <nuttx/lcd/lcd.h>
#define FB_COLOR_TO_R(v) (((v)>>16) & 0xff)
#define FB_COLOR_TO_G(v) (((v)>> 8) & 0xff)
#define FB_COLOR_TO_B(v) ( (v) & 0xff)
#define SSD1783_UWIRE_BITLEN 9
#define SSD1783_DEV_ID 0
#define ARMIO_LATCH_OUT 0xfffe4802
#define IO_CNTL_REG 0xfffe4804
#define ASIC_CONF_REG 0xfffef008
#define ASCONF_PWL_ENA (1 << 4)
/* begin backlight.c */
#define BASE_ADDR_PWL 0xfffe8000
#define PWL_REG(m) (BASE_ADDR_PWL + (m))
enum pwl_reg {
PWL_LEVEL = 0,
PWL_CTRL = 1,
};
enum ssd1783_cmdflag { CMD, DATA, END };
struct ssd1783_cmdlist {
enum ssd1783_cmdflag is_cmd:8; /* 1: is a command, 0: is data, 2: end marker! */
uint8_t data; /* 8 bit to send to LC display */
} __attribute__((packed));
static const struct ssd1783_cmdlist nop[] = {
{ CMD, 0x25 }, // NOP command
{ END, 0x00 }
};
static const struct ssd1783_cmdlist
ssd1783_initdata[] = {
{ CMD, 0xD1 }, /* CMD set internal oscillator on */
{ CMD, 0x94 }, /* CMD leave sleep mode */
{ CMD, 0xbb }, /* CMD Set COM Output Scan Direction: */
{ DATA, 0x01 }, /* DATA: 01: COM0-79, then COM159-80 */
/* -------- DIFFERENT FROM ORIGINAL CODE: -------------- */
/* we use 8bit per pixel packed RGB 332 */
{ CMD, 0xbc }, /* CMD Set Data Output Scan Direction */
{ DATA, 0x00 }, /* DATA: column scan, normal rotation, normal display */
{ DATA, 0x00 }, /* DATA: RGB color arrangement R G B R G B ... */
/*-->*/ { DATA, 0x01 }, /* DATA: 8 bit per pixel mode MSB <RRRGGGBB> LSB */
/* --------- /DIFFERENT ---------- */
{ CMD, 0xce }, /* CMD Set 256 Color Look Up Table LUT */
{ DATA, 0x00 }, /* DATA red 000 */
{ DATA, 0x03 }, /* DATA red 001 */
{ DATA, 0x05 }, /* DATA red 010 */
{ DATA, 0x07 }, /* DATA red 011 */
{ DATA, 0x09 }, /* DATA red 100 */
{ DATA, 0x0b }, /* DATA red 101 */
{ DATA, 0x0d }, /* DATA red 110 */
{ DATA, 0x0f }, /* DATA red 111 */
{ DATA, 0x00 }, /* DATA green 000 */
{ DATA, 0x03 }, /* DATA green 001 */
{ DATA, 0x05 }, /* DATA green 010 */
{ DATA, 0x07 }, /* DATA green 011 */
{ DATA, 0x09 }, /* DATA green 100 */
{ DATA, 0x0b }, /* DATA green 101 */
{ DATA, 0x0d }, /* DATA green 110 */
{ DATA, 0x0f }, /* DATA green 111 */
{ DATA, 0x00 }, /* DATA blue 00 */
{ DATA, 0x05 }, /* DATA blue 01 */
{ DATA, 0x0a }, /* DATA blue 10 */
{ DATA, 0x0f }, /* DATA blue 11 */
{ CMD, 0xca }, /* CMD Set Display Control - Driver Duty Selection */
{ DATA, 0xff }, // can't find description of the values in the original
{ DATA, 0x10 }, // display/ssd1783.c in my datasheet :-(
{ DATA, 0x01 }, //
{ CMD, 0xab }, /* CMD Set Scroll Start */
{ DATA, 0x00 }, /* DATA: Starting address at block 0 */
{ CMD, 0x20 }, /* CMD Set power control register */
{ DATA, 0x0b }, /* DATA: booster 6x, reference gen. & int regulator */
{ CMD, 0x81 }, /* CMD Contrast Lvl & Int. Regul. Resistor Ratio */
{ DATA, 0x29 }, /* DATA: contrast = 0x29 */
{ DATA, 0x05 }, /* DATA: 0x05 = 0b101 -> 1+R2/R1 = 11.37 */
{ CMD, 0xa7 }, /* CMD Invert Display */
{ CMD, 0x82 }, /* CMD Set Temperature Compensation Coefficient */
{ DATA, 0x00 }, /* DATA: Gradient is -0.10 % / degC */
{ CMD, 0xfb }, /* CMD Set Biasing Ratio */
{ DATA, 0x03 }, /* DATA: 1/10 bias */
{ CMD, 0xf2 }, /* CMD Set Frame Frequency and N-line inversion */
{ DATA, 0x08 }, /* DATA: 75 Hz (POR) */
{ DATA, 0x06 }, /* DATA: n-line inversion: 6 lines */
{ CMD, 0xf7 }, /* CMD Select PWM/FRC Select Full Col./8col mode */
{ DATA, 0x28 }, /* DATA: always 0x28 */
{ DATA, 0x8c }, /* DATA: 4bit PWM + 2 bit FRC */
{ DATA, 0x05 }, /* DATA: full color mode */
{ CMD, 0xaf }, /* CMD Display On */
{ END, 0x00 }, /* MARKER: end of list */
};
struct ssd1783_dev_s
{
/* Publicly visible device structure */
struct lcd_dev_s dev;
/* Private LCD-specific information follows */
uint8_t power; /* Current power setting */
};
#endif /* SSD1783_H_ */

7
configs/mirtoo/nsh/setenv.sh
View File

@ -60,8 +60,11 @@ export TOOLCHAIN_BIN="/cygdrive/c/MicroChip/mplabc32/v1.12/bin"
# This the Cygwin path to the location where I installed the Pinguino # This the Cygwin path to the location where I installed the Pinguino
# toolchain under Windows. You will have to edit this if you install the # toolchain under Windows. You will have to edit this if you install the
# tool chain in a different location or use a different version # tool chain in a different location or use a different version. /bin
#export TOOLCHAIN_BIN="/cygdrive/c/PinguinoX.3/win32/p32/bin" # needs to precede the tool path or otherwise you will get
# /cygdrive/c/PinguinoX.3/win32/p32/bin/make which does not like POSIX
# style paths.
#export TOOLCHAIN_BIN="/bin:/cygdrive/c/PinguinoX.3/win32/p32/bin"
# This the Linux path to the location where I installed the microchipOpen # This the Linux path to the location where I installed the microchipOpen
# toolchain under Linux. You will have to edit this if you use the # toolchain under Linux. You will have to edit this if you use the

7
configs/mirtoo/nxffs/setenv.sh
View File

@ -60,8 +60,11 @@ export TOOLCHAIN_BIN="/cygdrive/c/MicroChip/mplabc32/v1.12/bin"
# This the Cygwin path to the location where I installed the Pinguino # This the Cygwin path to the location where I installed the Pinguino
# toolchain under Windows. You will have to edit this if you install the # toolchain under Windows. You will have to edit this if you install the
# tool chain in a different location or use a different version # tool chain in a different location or use a different version. /bin
#export TOOLCHAIN_BIN="/cygdrive/c/PinguinoX.3/win32/p32/bin" # needs to precede the tool path or otherwise you will get
# /cygdrive/c/PinguinoX.3/win32/p32/bin/make which does not like POSIX
# style paths.
#export TOOLCHAIN_BIN="/bin:/cygdrive/c/PinguinoX.3/win32/p32/bin"
# This the Linux path to the location where I installed the microchipOpen # This the Linux path to the location where I installed the microchipOpen
# toolchain under Linux. You will have to edit this if you use the # toolchain under Linux. You will have to edit this if you use the

7
configs/mirtoo/ostest/setenv.sh
View File

@ -60,8 +60,11 @@ export TOOLCHAIN_BIN="/cygdrive/c/MicroChip/mplabc32/v1.12/bin"
# This the Cygwin path to the location where I installed the Pinguino # This the Cygwin path to the location where I installed the Pinguino
# toolchain under Windows. You will have to edit this if you install the # toolchain under Windows. You will have to edit this if you install the
# tool chain in a different location or use a different version # tool chain in a different location or use a different version. /bin
#export TOOLCHAIN_BIN="/cygdrive/c/PinguinoX.3/win32/p32/bin" # needs to precede the tool path or otherwise you will get
# /cygdrive/c/PinguinoX.3/win32/p32/bin/make which does not like POSIX
# style paths.
#export TOOLCHAIN_BIN="/bin:/cygdrive/c/PinguinoX.3/win32/p32/bin"
# This the Linux path to the location where I installed the microchipOpen # This the Linux path to the location where I installed the microchipOpen
# toolchain under Linux. You will have to edit this if you use the # toolchain under Linux. You will have to edit this if you use the

48
drivers/lcd/README.txt
View File

@ -1,8 +1,11 @@
Contents nuttx/drivers/lcd README
======== ========================
This is the README.txt file for the drivers/lcd/ directory. This is the README.txt file for the drivers/lcd/ directory.
Contents
========
- LCD Header files - LCD Header files
include/nuttx/lcd/lcd.h include/nuttx/lcd/lcd.h
struct lcd_dev_s struct lcd_dev_s
@ -80,13 +83,17 @@ Binding LCD Drivers
1. Get an instance of struct lcd_dev_s from the hardware-specific LCD 1. Get an instance of struct lcd_dev_s from the hardware-specific LCD
device driver, and device driver, and
2. Provide that instance to the initialization method of the higher 2. Provide that instance to the initialization method of the higher
level device driver. level device driver.
Examples: /drivers/lcd/ Examples: /drivers/lcd/
======================= =======================
Re-usable LCD drivers reside in the drivers/lcd directory: Re-usable LCD drivers reside in the drivers/lcd directory:
mio283qt2.c. This is a driver for the MI0283QT-2 LCD from Multi-Inno
Technology Co., Ltd. This LCD is based on the Himax HX8347-D LCD
controller.
nokia6100.c. Supports the Nokia 6100 display with either the Philips nokia6100.c. Supports the Nokia 6100 display with either the Philips
PCF883 or the Epson S1D15G10 display controller. This LCD is used PCF883 or the Epson S1D15G10 display controller. This LCD is used
with the Olimex LPC1766-STK (but has not been fully integrated). with the Olimex LPC1766-STK (but has not been fully integrated).
@ -94,7 +101,12 @@ Re-usable LCD drivers reside in the drivers/lcd directory:
p14201.c. Driver for RiT P14201 series display with SD1329 IC p14201.c. Driver for RiT P14201 series display with SD1329 IC
controller. This OLED is used with older versions of the controller. This OLED is used with older versions of the
TI/Luminary LM3S8962 Evaluation Kit. TI/Luminary LM3S8962 Evaluation Kit.
ssd12989.c. Generic LCD driver for LCDs based on the Solomon Systech
SSD1289 LCD controller. Think of this as a template for an LCD driver
that you will proably ahve to customize for any particular LCD
hardware. (see also configs/hymini-stm32v/src/ssd1289.c below).
ug-9664hswag01.c. OLED Display Module, UG-9664HSWAG01", Univision ug-9664hswag01.c. OLED Display Module, UG-9664HSWAG01", Univision
Technology Inc. Used with the LPC Xpresso and Embedded Artists Technology Inc. Used with the LPC Xpresso and Embedded Artists
base board. base board.
@ -107,18 +119,31 @@ that support additional LCDs. LCD drivers in the configuration directory
if they support some differ LCD interface (such as a parallel interface) if they support some differ LCD interface (such as a parallel interface)
that makes then less re-usable: that makes then less re-usable:
configs/sam3u-ek/src/up_lcd.c. configs/compal_e99/src/ssd1783.c
configs/hymini-stm32v/src/ssd1289.c. SSD1783
configs/hymini-stm32v/src/ssd1289.c. See also drivers/lcd/ssd1298.c
above.
SSD1289 SSD1289
configs/kwikstik-k40/src/up_lcd.c. Don't waste your time. This is
just a stub.
configs/olimex-lpc1766stk/src/up_lcd.c. This examples is the
bottom half for the SSD1289 driver at drivers/lcd/nokia6100.c.
This was never completedly debugged ... there are probably issues
with that nasty 9-bit SPI interfaces.
configs/sam3u-ek/src/up_lcd.c configs/sam3u-ek/src/up_lcd.c
The SAM3U-EK developement board features a TFT/Transmissive color The SAM3U-EK developement board features a TFT/Transmissive color
LCD module with touch-screen, FTM280C12D, with integrated driver IC LCD module with touch-screen, FTM280C12D, with integrated driver IC
HX8346. HX8346.
configs/skp16c26/src/up_lcd.c. Untested alphanumeric LCD driver.
configs/stm3210e-eval/src/up_lcd.c configs/stm3210e-eval/src/up_lcd.c
This driver supports the following LCDs: This driver supports the following LCDs:
@ -126,8 +151,13 @@ configs/sam3u-ek/src/up_lcd.c.
1. Ampire AM-240320LTNQW00H 1. Ampire AM-240320LTNQW00H
2. Orise Tech SPFD5408B 2. Orise Tech SPFD5408B
3. RenesasSP R61580 3. RenesasSP R61580
configs/skp16c26/src/up_lcd.c. Untest alphanumeric LCD driver. configs/stm3220g-eval/src/up_lcd.c and configs/stm3240g-eval/src/up_lcd.c.
AM-240320L8TNQW00H (LCD_ILI9320 or LCD_ILI9321) and
AM-240320D5TOQW01H (LCD_ILI9325)
configs/stm32f4discovery/src/up_ssd1289.c. This examples is the
bottom half for the SSD1289 driver at drivers/lcd/ssd1289.c
graphics/ graphics/
========= =========