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new ILI9320 driver - please use as template

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This commit is contained in:
Joel Bodenmann 2012-11-12 23:51:20 +01:00
parent 0a8a570391
commit f66e79b648
6 changed files with 314 additions and 334 deletions

342
drivers/gdisp/ILI9320/gdisp_lld.c
View file

@ -20,7 +20,7 @@
/** /**
* @file drivers/gdisp/ILI9320/gdisp_lld.c * @file drivers/gdisp/ILI9320/gdisp_lld.c
* @brief GDISP Graphics Driver subsystem low level driver source for the SSD1289 display. * @brief GDISP Graphics Driver subsystem low level driver source for the ILI9320 display.
* *
* @addtogroup GDISP * @addtogroup GDISP
* @{ * @{
@ -35,61 +35,121 @@
/* Include the emulation code for things we don't support */ /* Include the emulation code for things we don't support */
#include "gdisp_emulation.c" #include "gdisp_emulation.c"
#include "ili9320_lld.c.h" #if defined(BOARD_OLIMEX_STM32_LCD)
#include "gdisp_lld_board_olimex_stm32_lcd.h"
/*===========================================================================*/ #else
/* Driver interrupt handlers. */ #include "gdisp_lld_board_example.h"
/*===========================================================================*/
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
/* ---- Required Routines ---- */
/*
The following 2 routines are required.
All other routines are optional.
*/
/**
* @brief Low level GDISP driver initialization.
*
* @notapi
*/
bool_t GDISP_LLD(init)(void) {
#if defined(GDISP_USE_FSMC)
/* FSMC setup for F1/F3 */
rccEnableAHB(RCC_AHBENR_FSMCEN, 0);
/* set pins to FSMC mode */
IOBus busD = {GPIOD, PAL_WHOLE_PORT, 0};
IOBus busE = {GPIOE, PAL_WHOLE_PORT, 0};
palSetBusMode(&busD, PAL_MODE_STM32_ALTERNATE_PUSHPULL );
palSetBusMode(&busE, PAL_MODE_STM32_ALTERNATE_PUSHPULL );
// const unsigned char FSMC_Bank = 0;
const unsigned char FSMC_Bank = 6;
/* FSMC timing */
FSMC_Bank1->BTCR[FSMC_Bank+1] = (10) | (10 << 8) | (10 << 16);
/* Bank1 NOR/SRAM control register configuration
* This is actually not needed as already set by default after reset */
FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
#endif #endif
palSetPadMode(GPIOE, GPIOE_TFT_RST, PAL_MODE_OUTPUT_PUSHPULL); /*===========================================================================*/
palSetPad(GPIOE, GPIOE_TFT_RST); /* Driver local definitions. */
/*===========================================================================*/
uint32_t DISPLAY_CODE = lld_lcdReadReg(0); /* This controller is only ever used with a 240 x 320 display */
#if defined(GDISP_SCREEN_HEIGHT)
#undef GDISP_SCREEN_HEIGHT
#endif
#if defined(GDISP_SCREEN_WIDTH)
#undef GDISP_SCREEN_WIDTH
#endif
lld_lcdWriteReg(0x0000, 0x0001); //start Int. osc #define GDISP_SCREEN_WIDTH 240
#define GDISP_SCREEN_HEIGHT 320
/*===========================================================================*/
/* Driver exported variables. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver local variables. */
/*===========================================================================*/
uint32_t DISPLAY_CODE;
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
static __inline void lld_lcdDelay(uint16_t us) {
chThdSleepMicroseconds(us);
}
static __inline void lld_lcdWriteIndex(uint16_t index) {
GDISP_LLD(write_index)(index);
}
static __inline void lld_lcdWriteData(uint16_t data) {
GDISP_LLD(write_data)(data);
}
static __inline void lld_lcdWriteReg(uint16_t lcdReg, uint16_t lcdRegValue) {
GDISP_LLD(write_index)(lcdReg);
GDISP_LLD(write_data)(lcdRegValue);
}
static __inline void lld_lcdWriteStreamStart(void) {
GDISP_REG = 0x0022;
}
static __inline void lld_lcdWriteStreamStop(void) {
}
static __inline void lld_lcdWriteStream(uint16_t *buffer, uint16_t size) {
uint16_t i;
for(i = 0; i < size; i++)
GDISP_RAM = buffer[i];
}
static __inline void lld_lcdReadStreamStart(void) {
GDISP_REG = 0x0022;
}
static __inline void lld_lcdReadStreamStop(void) {
}
static __inline void lld_lcdReadStream(uint16_t *buffer, size_t size) {
uint16_t i;
volatile uint16_t dummy;
dummy = GDISP_RAM; /* throw away first value read */
(void)dummy;
for(i = 0; i < size; i++)
buffer[i] = GDISP_RAM;
}
static __inline uint16_t lld_lcdReadReg(uint16_t lcdReg) {
volatile uint16_t dummy;
GDISP_LLD(write_index)(lcdReg);
/* fix this! */
//dummy = GDISP_LLD(read_data);
dummy = GDISP_RAM;
(void)dummy;
/* fix this! */
//return GDISP_LLD(read_data);
return GDISP_RAM;
}
bool_t GDISP_LLD(init)(void) {
/* Initialise your display */
GDISP_LLD(init_board)();
/* Hardware reset */
GDISP_LLD(setpin_reset)(TRUE);
lld_lcdDelay(1000);
GDISP_LLD(setpin_reset)(FALSE);
lld_lcdDelay(1000);
DISPLAY_CODE = lld_lcdReadReg(0);
lld_lcdWriteReg(0x0000, 0x0001); //start Int. osc
lld_lcdDelay(500); lld_lcdDelay(500);
lld_lcdWriteReg(0x0001, 0x0100); //Set SS bit (shift direction of outputs is from S720 to S1) lld_lcdWriteReg(0x0001, 0x0100); //Set SS bit (shift direction of outputs is from S720 to S1)
lld_lcdWriteReg(0x0002, 0x0700); //select the line inversion lld_lcdWriteReg(0x0002, 0x0700); //select the line inversion
lld_lcdWriteReg(0x0003, 0x1038); //Entry mode(Horizontal : increment,Vertical : increment, AM=1) lld_lcdWriteReg(0x0003, 0x1038); //Entry mode(Horizontal : increment,Vertical : increment, AM=1)
lld_lcdWriteReg(0x0004, 0x0000); //Resize control(No resizing) lld_lcdWriteReg(0x0004, 0x0000); //Resize control(No resizing)
lld_lcdWriteReg(0x0008, 0x0202); //front and back porch 2 lines lld_lcdWriteReg(0x0008, 0x0202); //front and back porch 2 lines
lld_lcdWriteReg(0x0009, 0x0000); //select normal scan lld_lcdWriteReg(0x0009, 0x0000); //select normal scan
@ -126,13 +186,12 @@ bool_t GDISP_LLD(init)(void) {
lld_lcdWriteReg(0x0051, 0x00EF); //Horizontal GRAM end Position lld_lcdWriteReg(0x0051, 0x00EF); //Horizontal GRAM end Position
lld_lcdWriteReg(0x0052, 0x0000); //Vertical GRAM Start Position lld_lcdWriteReg(0x0052, 0x0000); //Vertical GRAM Start Position
lld_lcdWriteReg(0x0053, 0x013F); //Vertical GRAM end Position lld_lcdWriteReg(0x0053, 0x013F); //Vertical GRAM end Position
switch (DISPLAY_CODE) {
switch (DISPLAY_CODE) {
case 0x9320: case 0x9320:
lld_lcdWriteReg(0x0060, 0x2700); //starts scanning from G1, and 320 drive lines lld_lcdWriteReg(0x0060, 0x2700); //starts scanning from G1, and 320 drive lines
break; break;
case 0x9325: case 0x9325:
lld_lcdWriteReg(0x0060, 0xA700); //starts scanning from G1, and 320 drive lines lld_lcdWriteReg(0x0060, 0xA700); //starts scanning from G1, and 320 drive lines
break; break;
} }
@ -147,64 +206,67 @@ bool_t GDISP_LLD(init)(void) {
lld_lcdWriteReg(0x0007, 0x0173); //display On lld_lcdWriteReg(0x0007, 0x0173); //display On
/* Initialise the GDISP structure */ /* Initialise the GDISP structure */
GDISP.Width = GDISP_SCREEN_WIDTH; GDISP.Width = GDISP_SCREEN_WIDTH;
GDISP.Height = GDISP_SCREEN_HEIGHT; GDISP.Height = GDISP_SCREEN_HEIGHT;
GDISP.Orientation = GDISP_ROTATE_0; GDISP.Orientation = GDISP_ROTATE_0;
GDISP.Powermode = powerOn; GDISP.Powermode = powerOn;
GDISP.Backlight = 100; GDISP.Backlight = 100;
GDISP.Contrast = 50; GDISP.Contrast = 50;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
GDISP.clipx0 = 0; GDISP.clipx0 = 0;
GDISP.clipy0 = 0; GDISP.clipy0 = 0;
GDISP.clipx1 = GDISP.Width; GDISP.clipx1 = GDISP.Width;
GDISP.clipy1 = GDISP.Height; GDISP.clipy1 = GDISP.Height;
#endif #endif
return TRUE; return TRUE;
} }
/** static void lld_lcdSetCursor(uint16_t x, uint16_t y) {
* @brief Draws a pixel on the display. uint32_t addr;
*
* @param[in] x X location of the pixel addr = y * 0x100 + x;
* @param[in] y Y location of the pixel
* @param[in] color The color of the pixel lld_lcdWriteReg(0x0020, addr & 0xff); /* low addr */
* lld_lcdWriteReg(0x0021, (addr >> 8) & 0x1ff); /* high addr */
* @notapi
*/
void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
#endif
lld_lcdSetCursor(x, y);
lld_lcdWriteReg(0x0022, color);
} }
/* ---- Optional Routines ---- */ static void lld_lcdSetViewPort(uint16_t x, uint16_t y, uint16_t cx, uint16_t cy) {
/* switch(GDISP.Orientation) {
All the below routines are optional. case GDISP_ROTATE_0:
Defining them will increase speed but everything lld_lcdWriteReg(0x0050, x - 1);
will work if they are not defined. lld_lcdWriteReg(0x0051, x + cx - 2);
If you are not using a routine - turn it off using lld_lcdWriteReg(0x0052, y - 1);
the appropriate GDISP_HARDWARE_XXXX macro. lld_lcdWriteReg(0x0053, y + cy - 2);
Don't bother coding for obvious similar routines if break;
there is no performance penalty as the emulation software
makes a good job of using similar routines. case GDISP_ROTATE_90:
eg. If gfillarea() is defined there is little break;
point in defining clear() unless the
performance bonus is significant. case GDISP_ROTATE_180:
For good performance it is suggested to implement break;
fillarea() and blitarea().
*/ case GDISP_ROTATE_270:
break;
}
lld_lcdSetCursor(x, y);
}
static __inline void lld_lcdResetViewPort(void) {
/* ToDo */
}
void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
#endif
lld_lcdSetCursor(x, y);
lld_lcdWriteReg(0x0022, color);
}
#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__) #if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__)
/**
* @brief Clear the display.
* @note Optional - The high level driver can emulate using software.
*
* @param[in] color The color of the pixel
*
* @notapi
*/
void GDISP_LLD(clear)(color_t color) { void GDISP_LLD(clear)(color_t color) {
unsigned i; unsigned i;
@ -219,16 +281,6 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
#endif #endif
#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) #if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
/**
* @brief Fill an area with a color.
* @note Optional - The high level driver can emulate using software.
*
* @param[in] x, y The start filled area
* @param[in] cx, cy The width and height to be filled
* @param[in] color The color of the fill
*
* @notapi
*/
void GDISP_LLD(fillarea)(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { void GDISP_LLD(fillarea)(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
@ -251,18 +303,6 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
#endif #endif
#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) #if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
/**
* @brief Fill an area with a bitmap.
* @note Optional - The high level driver can emulate using software.
*
* @param[in] x, y The start filled area
* @param[in] cx, cy The width and height to be filled
* @param[in] srcx, srcy The bitmap position to start the fill from
* @param[in] srccx The width of a line in the bitmap.
* @param[in] buffer The pixels to use to fill the area.
*
* @notapi
*/
void GDISP_LLD(blitareaex)(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { void GDISP_LLD(blitareaex)(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
coord_t endx, endy; coord_t endx, endy;
unsigned lg; unsigned lg;
@ -292,15 +332,6 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
#endif #endif
#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__) #if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__)
/**
* @brief Get the color of a particular pixel.
* @note Optional.
* @note If x,y is off the screen, the result is undefined.
*
* @param[in] x, y The start of the text
*
* @notapi
*/
color_t GDISP_LLD(getpixelcolor)(coord_t x, coord_t y) { color_t GDISP_LLD(getpixelcolor)(coord_t x, coord_t y) {
color_t color; color_t color;
@ -321,19 +352,6 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
#endif #endif
#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__) #if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
/**
* @brief Scroll vertically a section of the screen.
* @note Optional.
* @note If x,y + cx,cy is off the screen, the result is undefined.
* @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
*
* @param[in] x, y The start of the area to be scrolled
* @param[in] cx, cy The size of the area to be scrolled
* @param[in] lines The number of lines to scroll (Can be positive or negative)
* @param[in] bgcolor The color to fill the newly exposed area.
*
* @notapi
*/
void GDISP_LLD(verticalscroll)(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { void GDISP_LLD(verticalscroll)(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)]; static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)];
coord_t row0, row1; coord_t row0, row1;
@ -387,25 +405,6 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
#endif #endif
#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__) #if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__)
/**
* @brief Driver Control
* @details Unsupported control codes are ignored.
* @note The value parameter should always be typecast to (void *).
* @note There are some predefined and some specific to the low level driver.
* @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t
* GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t
* GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver
* that only supports off/on anything other
* than zero is on.
* GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100.
* GDISP_CONTROL_LLD - Low level driver control constants start at
* this value.
*
* @param[in] what What to do.
* @param[in] value The value to use (always cast to a void *).
*
* @notapi
*/
void GDISP_LLD(control)(unsigned what, void *value) { void GDISP_LLD(control)(unsigned what, void *value) {
switch(what) { switch(what) {
case GDISP_CONTROL_POWER: case GDISP_CONTROL_POWER:
@ -436,7 +435,7 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
lld_lcdWriteReg(0x0013, 0x0E00); /* VDV[4:0] for VCOM amplitude */ lld_lcdWriteReg(0x0013, 0x0E00); /* VDV[4:0] for VCOM amplitude */
lld_lcdWriteReg(0x0029, 0x0009); /* VCM[4:0] for VCOMH */ lld_lcdWriteReg(0x0029, 0x0009); /* VCM[4:0] for VCOMH */
lld_lcdDelay(500); lld_lcdDelay(500);
lld_lcdWriteReg(0x0007, 0x0173); /* 262K color and display ON */ lld_lcdWriteReg(0x0007, 0x0173); /* 262K color and display ON */
if(GDISP.Powermode != powerSleep || GDISP.Powermode != powerDeepSleep) if(GDISP.Powermode != powerSleep || GDISP.Powermode != powerDeepSleep)
GDISP_LLD(init)(); GDISP_LLD(init)();
break; break;
@ -448,7 +447,7 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */ lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */
lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */ lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */
lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */ lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */
lld_lcdWriteReg(0x0010, 0x0002); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ lld_lcdWriteReg(0x0010, 0x0002); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
break; break;
case powerDeepSleep: case powerDeepSleep:
@ -525,3 +524,4 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
#endif /* GFX_USE_GDISP */ #endif /* GFX_USE_GDISP */
/** @} */ /** @} */

54
drivers/gdisp/ILI9320/gdisp_lld_board_example.h Normal file
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@ -0,0 +1,54 @@
/*
ChibiOS/RT - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file drivers/gdisp/ILI9320/gdisp_lld_board_olimex_stm32_lcd.h
* @brief GDISP Graphic Driver subsystem board interface for the ILI9320 display.
*
* @addtogroup GDISP
* @{
*/
#ifndef GDISP_LLD_BOARD_H
#define GDISP_LLD_BOARD_H
static __inline void GDISP_LLD(init_board)(void) {
#error "ILI9320: You must implement the init_board routine for your board"
}
static __inline void GDISP_LLD(setpin_reset)(bool_t state) {
#error "ILI9320: You must implement setpin_reset routine for your board"
}
static __inline void GDISP_LLD(write_index)(uint16_t data) {
#error "ILI9320: You must implement write_index routine for your board"
}
static __inline void GDISP_LLD(write_data)(uint16_t data) {
#error "ILI9320: You must implement write_data routine for your board"
}
static __inline uint16_t GDISP_LLD(read_data)(void) {
#error "ILI9320: You must implement read_data routine for your board"
}
#endif /* GDISP_LLD_BOARD_H */
/** @} */

78
drivers/gdisp/ILI9320/gdisp_lld_board_olimex_stm32_lcd.h Normal file
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@ -0,0 +1,78 @@
/*
ChibiOS/RT - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file drivers/gdisp/ILI9320/gdisp_lld_board_olimex_stm32_lcd.h
* @brief GDISP Graphic Driver subsystem board interface for the ILI9320 display.
*
* @addtogroup GDISP
* @{
*/
#ifndef GDISP_LLD_BOARD_H
#define GDISP_LLD_BOARD_H
#define GDISP_REG (*((volatile uint16_t *) 0x60000000)) /* RS = 0 */
#define GDISP_RAM (*((volatile uint16_t *) 0x60100000)) /* RS = 1 */
static __inline void GDISP_LLD(init_board)(void) {
/* FSMC setup for F1 */
rccEnableAHB(RCC_AHBENR_FSMCEN, 0);
/* set pin modes */
IOBus busD = {GPIOD, PAL_WHOLE_PORT, 0};
IOBus busE = {GPIOE, PAL_WHOLE_PORT, 0};
palSetBusMode(&busD, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
palSetBusMode(&busE, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
palSetPadMode(GPIOE, GPIOE_TFT_RST, PAL_MODE_OUTPUT_PUSHPULL);
/* const unsigned char FSMC_Bank = 0; */
const unsigned char FSMC_Bank = 6;
/* FSMC timing */
FSMC_Bank1->BTCR[FSMC_Bank+1] = (6) | (10 << 8) | (10 << 16);
/* Bank1 NOR/SRAM control register configuration
* This is actually not needed as already set by default after reset */
FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
}
static __inline void GDISP_LLD(setpin_reset)(bool_t state) {
if(state)
palClearPad(GPIOE, GPIOE_TFT_RST);
else
palSetPad(GPIOE, GPIOE_TFT_RST);
}
static __inline void GDISP_LLD(write_index)(uint16_t reg) {
GDISP_REG = reg;
}
static __inline void GDISP_LLD(write_data)(uint16_t data) {
GDISP_RAM = data;
}
static __inline uint16_t GDISP_LLD(read_data)(void) {
return GDISP_RAM;
}
#endif /* GDISP_LLD_BOARD_H */
/** @} */

9
drivers/gdisp/ILI9320/gdisp_lld_config.h
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@ -20,7 +20,7 @@
/** /**
* @file drivers/gdisp/ILI9320/gdisp_lld_config.h * @file drivers/gdisp/ILI9320/gdisp_lld_config.h
* @brief GDISP Graphic Driver subsystem low level driver header for the SSD1289 display. * @brief GDISP Graphic Driver subsystem low level driver header for the ILI9320 display.
* *
* @addtogroup GDISP * @addtogroup GDISP
* @{ * @{
@ -40,9 +40,9 @@
#define GDISP_HARDWARE_CLEARS TRUE #define GDISP_HARDWARE_CLEARS TRUE
#define GDISP_HARDWARE_FILLS TRUE #define GDISP_HARDWARE_FILLS TRUE
#define GDISP_HARDWARE_BITFILLS FALSE #define GDISP_HARDWARE_BITFILLS TRIE
#define GDISP_HARDWARE_SCROLL FALSE #define GDISP_HARDWARE_SCROLL TRUE
#define GDISP_HARDWARE_PIXELREAD FALSE #define GDISP_HARDWARE_PIXELREAD TRUE
#define GDISP_HARDWARE_CONTROL TRUE #define GDISP_HARDWARE_CONTROL TRUE
#define GDISP_PIXELFORMAT GDISP_PIXELFORMAT_RGB565 #define GDISP_PIXELFORMAT GDISP_PIXELFORMAT_RGB565
@ -51,3 +51,4 @@
#endif /* _GDISP_LLD_CONFIG_H */ #endif /* _GDISP_LLD_CONFIG_H */
/** @} */ /** @} */

149
drivers/gdisp/ILI9320/ili9320_lld.c.h
View file

@ -1,149 +0,0 @@
/*
ChibiOS/RT - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef ILI9320_H
#define ILI9320_H
#if defined(GDISP_USE_GPIO)
#error "ILI9320: GPIO interface not implemented yet"
#elif defined(GDISP_USE_SPI)
#error "ILI9320: GDISP_USE_SPI not implemented yet"
#elif defined(GDISP_USE_FSMC)
#define GDISP_REG (*((volatile uint16_t *) 0x60000000)) /* RS = 0 */
#define GDISP_RAM (*((volatile uint16_t *) 0x60100000)) /* RS = 1 */
static __inline void lld_lcdWriteIndex(uint16_t index) {
GDISP_REG = index;
}
static __inline void lld_lcdWriteData(uint16_t data) {
GDISP_RAM = data;
}
static __inline void lld_lcdWriteReg(uint16_t lcdReg,uint16_t lcdRegValue) {
GDISP_REG = lcdReg;
GDISP_RAM = lcdRegValue;
}
static __inline uint16_t lld_lcdReadData(void) {
return (GDISP_RAM);
}
static __inline uint16_t lld_lcdReadReg(uint16_t lcdReg) {
volatile uint16_t dummy;
GDISP_REG = lcdReg;
dummy = GDISP_RAM;
(void)dummy;
return (GDISP_RAM);
}
static __inline void lld_lcdWriteStreamStart(void) {
GDISP_REG = 0x0022;
}
static __inline void lld_lcdWriteStreamStop(void) {
}
static __inline void lld_lcdWriteStream(uint16_t *buffer, uint16_t size) {
uint16_t i;
for(i = 0; i < size; i++)
GDISP_RAM = buffer[i];
}
static __inline void lld_lcdReadStreamStart(void) {
GDISP_REG = 0x0022;
}
static __inline void lld_lcdReadStreamStop(void) {
}
static __inline void lld_lcdReadStream(uint16_t *buffer, size_t size) {
uint16_t i;
volatile uint16_t dummy;
dummy = GDISP_RAM; /* throw away first value read */
(void)dummy;
for(i = 0; i < size; i++)
buffer[i] = GDISP_RAM;
}
#endif
static __inline void lld_lcdDelay(uint16_t us) {
chThdSleepMicroseconds(us);
}
static void lld_lcdSetCursor(uint16_t x, uint16_t y) {
uint32_t addr;
addr = y * 0x100 + x;
switch(GDISP.Orientation) {
case GDISP_ROTATE_0:
lld_lcdWriteReg(0x0020, addr & 0xff); /* low addr */
lld_lcdWriteReg(0x0021, (addr >> 8) & 0x1ff); /* high addr */
//GDISP_REG = 0x0022; /* data reg in IR */
case GDISP_ROTATE_90:
break;
case GDISP_ROTATE_180:
break;
case GDISP_ROTATE_270:
break;
}
}
static void lld_lcdSetViewPort(uint16_t x, uint16_t y, uint16_t cx, uint16_t cy) {
switch(GDISP.Orientation) {
case GDISP_ROTATE_0:
lld_lcdWriteReg(0x0050, x - 1);
lld_lcdWriteReg(0x0051, x + cx - 2);
lld_lcdWriteReg(0x0052, y - 1);
lld_lcdWriteReg(0x0053, y + cy - 2);
break;
case GDISP_ROTATE_90:
break;
case GDISP_ROTATE_180:
break;
case GDISP_ROTATE_270:
break;
}
lld_lcdSetCursor(x, y);
}
static __inline void lld_lcdResetViewPort(void) {
/* ToDo */
}
#endif /* ILI9320_H */

16
drivers/gdisp/ILI9320/readme.txt
View file

@ -4,16 +4,12 @@ To use this driver:
a) #define GFX_USE_GDISP TRUE a) #define GFX_USE_GDISP TRUE
b) Any optional high level driver defines (see gdisp.h) eg: GDISP_NEED_MULTITHREAD b) Any optional high level driver defines (see gdisp.h) eg: GDISP_NEED_MULTITHREAD
c) One (only) of: d) If you are not using a known board then create a gdisp_lld_board.h file
#define GDISP_USE_GPIO and ensure it is on your include path.
#define GDISP_USE_SPI Use the gdisp_lld_board_example.h file as a basis.
#define GDISP_USE_FSMC Currently known boards are:
Olimex STM32-LCD
d) All of the following (with appropriate values):
#define GDISP_SCREEN_WIDTH 320
#define GDISP_SCREEN_HEIGHT 240
2. To your makefile add the following lines: 2. To your makefile add the following lines:
include $(GFXLIB)/drivers/gdisp/ILI9320/gdisp_lld.mk include $(GFXLIB)/drivers/gdisp/ILI9320/gdisp_lld.mk