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Driver RA8875 converted to new driver format.

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This commit is contained in:
inmarket 2013-10-17 17:33:56 +10:00
parent 8fb676f73b
commit 8210418402
7 changed files with 466 additions and 711 deletions
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102
drivers/gdisp/RA8875/board_RA8875_marlin.h Normal file
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@ -0,0 +1,102 @@
/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
/**
* @file drivers/gdisp/RA8875/gdisp_lld_board_marlin.h
* @brief GDISP Graphic Driver subsystem board interface for the RA8875 display.
*/
#ifndef _GDISP_LLD_BOARD_H
#define _GDISP_LLD_BOARD_H
// For a multiple display configuration we would put all this in a structure and then
// set g->priv to that structure.
#define GDISP_RAM (*((volatile uint16_t *) 0x68000000)) /* RS = 0 */
#define GDISP_REG (*((volatile uint16_t *) 0x68020000)) /* RS = 1 */
#define FSMC_BANK 4
static inline void init_board(GDisplay *g, unsigned display) {
// As we are not using multiple displays we set g->priv to NULL as we don't use it.
g->priv = 0;
if (display == 0) {
/**
* Set up for Display 0
*/
/* set pins to FSMC mode */
IOBus busD = {GPIOD, (1 << 0) | (1 << 1) | (1 << 4) | (1 << 5) | (1 << 8) |
(1 << 9) | (1 << 10) | (1 << 11) | (1 << 14) | (1 << 15), 0};
IOBus busE = {GPIOE, (1 << 7) | (1 << 8) | (1 << 9) | (1 << 10) | (1 << 11) | (1 << 12) |
(1 << 13) | (1 << 14) | (1 << 15), 0};
IOBus busG = {GPIOG, (1 << 10), 0};
palSetBusMode(&busD, PAL_MODE_ALTERNATE(12));
palSetBusMode(&busE, PAL_MODE_ALTERNATE(12));
palSetBusMode(&busG, PAL_MODE_ALTERNATE(12));
/* FSMC timing */
FSMC_Bank1->BTCR[FSMC_BANK+1] = (FSMC_BTR1_ADDSET_1 | FSMC_BTR1_ADDSET_3) \
| (FSMC_BTR1_DATAST_1 | FSMC_BTR1_DATAST_3) \
| (FSMC_BTR1_BUSTURN_1 | FSMC_BTR1_BUSTURN_3) ;
/* 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 post_init_board(GDisplay *g) {
(void) g;
/* FSMC delay reduced as the controller now runs at full speed */
FSMC_Bank1->BTCR[2+1] = FSMC_BTR1_ADDSET_0 | FSMC_BTR1_DATAST_2 | FSMC_BTR1_BUSTURN_0 ;
FSMC_Bank1->BTCR[2] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
}
static inline void setpin_reset(GDisplay *g, bool_t state) {
(void) g;
(void) state;
}
static inline void acquire_bus(GDisplay *g) {
(void) g;
}
static inline void release_bus(GDisplay *g) {
(void) g;
}
static inline void write_index(GDisplay *g, uint16_t index) {
(void) g;
GDISP_REG = index;
}
static inline void write_data(GDisplay *g, uint16_t data) {
(void) g;
GDISP_RAM = data;
}
static inline void setreadmode(GDisplay *g) {
(void) g;
}
static inline void setwritemode(GDisplay *g) {
(void) g;
}
static inline uint16_t read_data(GDisplay *g) {
(void) g;
return GDISP_RAM;
}
#endif /* _GDISP_LLD_BOARD_H */

140
drivers/gdisp/RA8875/board_RA8875_template.h Normal file
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/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
/**
* @file drivers/gdisp/SSD1963/gdisp_lld_board_template.h
* @brief GDISP Graphic Driver subsystem board interface for the SSD1963 display.
*
* @addtogroup GDISP
* @{
*/
#ifndef _GDISP_LLD_BOARD_H
#define _GDISP_LLD_BOARD_H
/**
* @brief Initialise the board for the display.
*
* @param[in] g The GDisplay structure
* @param[in] display The display number on this controller (0..n)
*
* @note Set the g->priv member to whatever is appropriate. For multiple
* displays this might be a pointer to the appropriate register set.
*
* @notapi
*/
static inline void init_board(GDisplay *g, unsigned display) {
}
/**
* @brief After the initialisation.
*
* @param[in] g The GDisplay structure
*
* @notapi
*/
static inline void post_init_board(GDisplay *g) {
}
/**
* @brief Set or clear the lcd reset pin.
*
* @param[in] g The GDisplay structure
* @param[in] state TRUE = lcd in reset, FALSE = normal operation
*
* @notapi
*/
static inline void setpin_reset(GDisplay *g, bool_t state) {
}
/**
* @brief Take exclusive control of the bus
*
* @param[in] g The GDisplay structure
*
* @notapi
*/
static inline void acquire_bus(GDisplay *g) {
}
/**
* @brief Release exclusive control of the bus
*
* @param[in] g The GDisplay structure
*
* @notapi
*/
static inline void release_bus(GDisplay *g) {
}
/**
* @brief Send data to the index register.
*
* @param[in] g The GDisplay structure
* @param[in] index The index register to set
*
* @notapi
*/
static inline void write_index(GDisplay *g, uint16_t index) {
}
/**
* @brief Send data to the lcd.
*
* @param[in] g The GDisplay structure
* @param[in] data The data to send
*
* @notapi
*/
static inline void write_data(GDisplay *g, uint16_t data) {
}
/**
* @brief Set the bus in read mode
*
* @param[in] g The GDisplay structure
*
* @notapi
*/
static inline void setreadmode(GDisplay *g) {
}
/**
* @brief Set the bus back into write mode
*
* @param[in] g The GDisplay structure
*
* @notapi
*/
static inline void setwritemode(GDisplay *g) {
}
/**
* @brief Read data from the lcd.
* @return The data from the lcd
*
* @param[in] g The GDisplay structure
*
* @note The chip select may need to be asserted/de-asserted
* around the actual spi read
*
* @notapi
*/
static inline uint16_t read_data(GDisplay *g) {
}
#endif /* _GDISP_LLD_BOARD_H */
/** @} */

606
drivers/gdisp/RA8875/gdisp_lld.c
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@ -8,22 +8,98 @@
/**
* @file drivers/gdisp/RA8875/gdisp_lld.c
* @brief GDISP Graphics Driver subsystem low level driver source.
*
* @addtogroup GDISP
* @{
*/
#include "gfx.h"
#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
/* Include the emulation code for things we don't support */
#include "gdisp/lld/emulation.c"
#define GDISP_DRIVER_VMT GDISPVMT_RA8875
#include "../drivers/gdisp/RA8875/gdisp_lld_config.h"
#include "gdisp/lld/gdisp_lld.h"
#include "ra8875.h"
/* include the users board interface */
#include "board_ra8875.h"
/* include the board abstraction */
#include "gdisp_lld_board.h"
/* include our hardware definitions */
#include "../drivers/gdisp/RA8875/ra8875.h"
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
#ifndef GDISP_SCREEN_HEIGHT
#define GDISP_SCREEN_HEIGHT 272
#endif
#ifndef GDISP_SCREEN_WIDTH
#define GDISP_SCREEN_WIDTH 480
#endif
#ifndef GDISP_INITIAL_CONTRAST
#define GDISP_INITIAL_CONTRAST 50
#endif
#ifndef GDISP_INITIAL_BACKLIGHT
#define GDISP_INITIAL_BACKLIGHT 74
#endif
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
// Some common routines and macros
#define dummy_read(g) { volatile uint16_t dummy; dummy = read_data(g); (void) dummy; }
#define write_reg8(g, reg, data) { write_index(g, reg); write_data(g, data); }
#define write_reg16(g, reg, data) { write_index(g, reg); write_data(g, data); write_index(g, reg+1); write_data(g, (data)>>8); }
#define write_reg8x2(g, reg, d1, d2) { write_index(g, reg); write_data(g, d1); write_data(g, d2); }
static inline void set_cursor(GDisplay *g) {
write_reg16(g, 0x46, g->p.x);
write_reg16(g, 0x48, g->p.y);
write_index(g, RA8875_WRITE_MEMORY_START);
}
static inline void set_viewport(GDisplay* g) {
write_reg16(g, 0x30, g->p.x); //HSAW0 & HSAW1
write_reg16(g, 0x34, g->p.x+g->p.cx-1); //HEAW0 & HEAW1
write_reg16(g, 0x32, g->p.y); //VSAW0 & VSAW1
write_reg16(g, 0x36, g->p.y+g->p.cy-1); //VEAW0 & VEAW1
}
// On this controller the back-light is controlled by the controllers internal PWM
// which is why it is in this file rather than the board file.
static inline void set_backlight(GDisplay* g, uint8_t percent) {
uint8_t temp;
//Work in progress: the RA8875 has a built-in PWM, its output can
//be used by a Dynamic Background Control or by a host (user)
// Enable PWM1
write_index(g, 0x8a); //MCLR
setreadmode(g);
temp = read_data(g);
setwritemode(g);
temp |= 1<<7 ;
write_data(g, temp);
// PWM1 function select
write_index(g, 0x8a); //MCLR
setreadmode(g);
temp = read_data(g);
setwritemode(g);
temp &= ~(1<<4);
write_data(g, temp);
// PWM1 Clock ratio
write_index(g, 0x8a); //MCLR
setreadmode(g);
temp = read_data(g);
setwritemode(g);
temp &= 0xf0;
temp |= 0x0b & 0x0f;
write_data(g, temp);
// PWM1 Write duty cycle
write_reg8(g, 0x8b, 54+percent); // PTNO: Also change percent to range from 0x00 to 0xFF
}
/*===========================================================================*/
/* Driver interrupt handlers. */
@ -33,417 +109,175 @@
/* Driver exported functions. */
/*===========================================================================*/
LLDSPEC bool_t gdisp_lld_init(GDisplay *g, unsigned display) {
/* Initialise your display */
init_board(g, display);
/* ---- Required Routines ---- */
/*
The following 2 routines are required.
All other routines are optional.
*/
// Hardware reset
setpin_reset(g, TRUE);
gfxSleepMilliseconds(20);
setpin_reset(g, FALSE);
gfxSleepMilliseconds(20);
/**
* @brief Low level GDISP driver initialisation.
* @return TRUE if successful, FALSE on error.
*
* @notapi
*/
bool_t gdisp_lld_init(void) {
/* Initialise the display */
init_board();
// Get the bus for the following initialisation commands
acquire_bus(g);
/* soft reset */
write_index(0x01);
write_data(0x01);
write_data(0x00);
gfxSleepMilliseconds(1);
// Soft reset
write_reg8x2(g, 0x01, 0x01, 0x00); gfxSleepMilliseconds(1);
/* Driver PLL config 480x272*/
write_index(0x88);
write_data(0x08);
gfxSleepMilliseconds(1);
write_index(0x89);
write_data(0x02);
gfxSleepMilliseconds(1);
// PLL config
write_reg8(g, 0x88, 0x08); gfxSleepMilliseconds(1);
write_reg8(g, 0x89, 0x02); gfxSleepMilliseconds(1);
write_index(0x10); //SYSR bit[4:3]=00 256 color bit[2:1]= 00 8bit MPU interface
write_data(0x0F); // if 16bit MCU interface and 65k color display
write_reg8(g, 0x10, 0x0F); //SYSR bit[4:3]=00 256 color bit[2:1]= 00 8bit MPU interface
// 0x0F = 16bit MCU interface and 65k color display
write_index(0x04); //set PCLK invers
write_data(0x82);
gfxSleepMilliseconds(1);
write_reg8(g, 0x04, 0x82); gfxSleepMilliseconds(1); //set PCLK inverse
//Horizontal set
write_index(0x14); //HDWR//Horizontal Display Width Setting Bit[6:0]
write_data(0x3B);//Horizontal display width(pixels) = (HDWR + 1)*8
write_index(0x15); //Horizontal Non-Display Period Fine Tuning Option Register (HNDFTR)
write_data(0x00);//Horizontal Non-Display Period Fine Tuning(HNDFT) [3:0]
write_index(0x16); //HNDR//Horizontal Non-Display Period Bit[4:0]
write_data(0x01);//Horizontal Non-Display Period (pixels) = (HNDR + 1)*8
write_index(0x17); //HSTR//HSYNC Start Position[4:0]
write_data(0x00);//HSYNC Start Position(PCLK) = (HSTR + 1)*8
write_index(0x18); //HPWR//HSYNC Polarity ,The period width of HSYNC.
write_data(0x05);//HSYNC Width [4:0] HSYNC Pulse width(PCLK) = (HPWR + 1)*8
// Horizontal set
write_reg8(g, 0x14, GDISP_SCREEN_WIDTH/8-1); //HDWR: Horizontal Display Width Setting Bit[6:0] - pixels = (HDWR + 1)*8
write_reg8(g, 0x15, 0x00); //Horizontal Non-Display Period Fine Tuning Option Register (HNDFTR) - HNDFT = [3:0]
write_reg8(g, 0x16, 0x01); //HNDR: Horizontal Non-Display Period Bit[4:0] - pixels = (HNDR + 1)*8
write_reg8(g, 0x17, 0x00); //HSTR: HSYNC Start Position[4:0] - Position(PCLK) = (HSTR + 1)*8
write_reg8(g, 0x18, 0x05); //HPWR: HSYNC Polarity, The period width of HSYNC. Width [4:0] width(PCLK) = (HPWR + 1)*8
//Vertical set
write_index(0x19); //VDHR0 //Vertical Display Height Bit [7:0]
write_data(0x0f); //Vertical pixels = VDHR + 1
write_index(0x1a); //VDHR1 //Vertical Display Height Bit [8]
write_data(0x01); //Vertical pixels = VDHR + 1
write_index(0x1b); //VNDR0 //Vertical Non-Display Period Bit [7:0]
write_data(0x02); //VSYNC Start Position(PCLK) = (VSTR + 1)
write_index(0x1c); //VNDR1 //Vertical Non-Display Period Bit [8]
write_data(0x00); //Vertical Non-Display area = (VNDR + 1)
write_index(0x1d); //VSTR0 //VSYNC Start Position[7:0]
write_data(0x07);//VSYNC Start Position(PCLK) = (VSTR + 1)
write_index(0x1e); //VSTR1 //VSYNC Start Position[8]
write_data(0x00);//VSYNC Start Position(PCLK) = (VSTR + 1)
write_index(0x1f); //VPWR //VSYNC Polarity ,VSYNC Pulse Width[6:0]
write_data(0x09); //VSYNC Pulse Width(PCLK) = (VPWR + 1)
// Vertical set
write_reg16(g, 0x19, GDISP_SCREEN_HEIGHT-1); //VDHR0,1: Vertical Display Height = VDHR + 1
write_reg16(g, 0x1b, 0x0002); //VNDR0,1: Vertical Non-Display Period Bit = (VSTR + 1)
write_reg16(g, 0x1d, 0x0007); //VSTR0,1: VSYNC Start Position = (VSTR + 1)
write_reg8(g, 0x1f, 0x09); //VPWR: VSYNC Polarity, VSYNC Pulse Width[6:0] - Width(PCLK) = (VPWR + 1)
//Active window set
//setting active window X
write_index(0x30); //Horizontal Start Point 0 of Active Window (HSAW0)
write_data(0x00); //Horizontal Start Point of Active Window [7:0]
write_index(0x31); //Horizontal Start Point 1 of Active Window (HSAW1)
write_data(0x00); //Horizontal Start Point of Active Window [9:8]
write_index(0x34); //Horizontal End Point 0 of Active Window (HEAW0)
write_data(0xDF); //Horizontal End Point of Active Window [7:0]
write_index(0x35); //Horizontal End Point 1 of Active Window (HEAW1)
write_data(0x01); //Horizontal End Point of Active Window [9:8]
//setting active window Y
write_index(0x32); //Vertical Start Point 0 of Active Window (VSAW0)
write_data(0x00); //Vertical Start Point of Active Window [7:0]
write_index(0x33); //Vertical Start Point 1 of Active Window (VSAW1)
write_data(0x00); //Vertical Start Point of Active Window [8]
write_index(0x36); //Vertical End Point of Active Window 0 (VEAW0)
write_data(0x0F); //Vertical End Point of Active Window [7:0]
write_index(0x37); //Vertical End Point of Active Window 1 (VEAW1)
write_data(0x01); //Vertical End Point of Active Window [8]
// Active window set
write_reg16(g, 0x30, 0); //HSAW0 & HSAW1
write_reg16(g, 0x34, GDISP_SCREEN_WIDTH-1); //HEAW0 & HEAW1
write_reg16(g, 0x32, 0); //VSAW0 & VSAW1
write_reg16(g, 0x36, GDISP_SCREEN_HEIGHT-1); //VEAW0 & VEAW1
// Display ON
write_index(0x01); //PWRR
write_data(0x80);
write_reg8(g, 0x01, 0x80); //PWRR
// GPO0 DISP high
write_index(0x13); //GPO
write_data(0x01);
write_reg8(g, 0x13, 0x01); //GPO
set_backlight(0x80); //set to 90% brightness
// Set initial back-light
set_backlight(g, GDISP_INITIAL_BACKLIGHT);
post_init_board();
// Change timings for faster access
post_init_board(g);
/* Initialise the GDISP structure to match */
GDISP.Width = GDISP_SCREEN_WIDTH;
GDISP.Height = GDISP_SCREEN_HEIGHT;
GDISP.Orientation = GDISP_ROTATE_0;
GDISP.Powermode = powerOn;
GDISP.Backlight = 100;
GDISP.Contrast = 50;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
GDISP.clipx0 = 0;
GDISP.clipy0 = 0;
GDISP.clipx1 = GDISP.Width;
GDISP.clipy1 = GDISP.Height;
#endif
// Release the bus
release_bus(g);
/* Initialise the GDISP structure */
g->g.Width = GDISP_SCREEN_WIDTH;
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Orientation = GDISP_ROTATE_0;
g->g.Powermode = powerOn;
g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
g->g.Contrast = GDISP_INITIAL_CONTRAST;
return TRUE;
}
void gdisp_lld_setwindow(coord_t x0, coord_t y0, coord_t x1, coord_t y1) {
/* We don't need to validate here as the LLD routines will validate first.
*
* #if GDISP_NEED_VALIDATION
* if (x0 >= GDISP.Width || y0 >= GDISP.Height || x0 < 0 || y0 < 0) return;
* else if (x1 >= GDISP.Width || y1 >= GDISP.Height || y1 < 0 || y2 < 0) return;
* #endif
*/
//setting active window X
write_index(0x30); //HSAW0
write_data(x0);
write_index(0x31); //HSAW1
write_data(x0>>8);
write_index(0x34); //HEAW0
write_data(x1);
write_index(0x35); //HEAW1
write_data(x1>>8);
//setting active window Y
write_index(0x32); //VSAW0
write_data(y0);
write_index(0x33); //VSAW1
write_data(y0>>8);
write_index(0x36); //VEAW0
write_data(y1);
write_index(0x37); //VEAW1
write_data(y1>>8);
write_index(0x46);
write_data(x0);
write_index(0x47);
write_data(x0>>8);
write_index(0x48);
write_data(y0);
write_index(0x49);
write_data(y0>>8);
}
/**
* @brief Draws a pixel on the display.
*
* @param[in] x X location of the pixel
* @param[in] y Y location of the pixel
* @param[in] color The color of the pixel
*
* @notapi
*/
void gdisp_lld_draw_pixel(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
gdisp_lld_setwindow(x, y, x, y);
write_index(RA8875_WRITE_MEMORY_START);
write_data(color);
}
/* ---- Optional Routines ---- */
#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_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
uint32_t area;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
#endif
area = cx*cy;
gdisp_lld_setwindow(x, y, x+cx-1, y+cy-1);
write_index(RA8875_WRITE_MEMORY_START);
#if defined(GDISP_USE_FSMC) && defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM)
uint8_t i;
dmaStreamSetPeripheral(GDISP_DMA_STREAM, &color);
dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
for (i = area/65535; i; i--) {
dmaStreamSetTransactionSize(GDISP_DMA_STREAM, 65535);
dmaStreamEnable(GDISP_DMA_STREAM);
dmaWaitCompletion(GDISP_DMA_STREAM);
}
dmaStreamSetTransactionSize(GDISP_DMA_STREAM, area%65535);
dmaStreamEnable(GDISP_DMA_STREAM);
dmaWaitCompletion(GDISP_DMA_STREAM);
#else
uint32_t index;
for(index = 0; index < area; index++)
write_data(color);
#endif //#ifdef GDISP_USE_DMA
}
#endif
#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_blit_area_ex(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) {
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
if (srcx+cx > srccx) cx = srccx - srcx;
if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
#endif
gdisp_lld_setwindow(x, y, x+cx-1, y+cy-1);
write_index(RA8875_WRITE_MEMORY_START);
buffer += srcx + srcy * srccx;
#if defined(GDISP_USE_FSMC) && defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM)
uint32_t area = cx*cy;
uint8_t i;
dmaStreamSetPeripheral(GDISP_DMA_STREAM, buffer);
dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PINC | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
for (i = area/65535; i; i--) {
dmaStreamSetTransactionSize(GDISP_DMA_STREAM, 65535);
dmaStreamEnable(GDISP_DMA_STREAM);
dmaWaitCompletion(GDISP_DMA_STREAM);
}
dmaStreamSetTransactionSize(GDISP_DMA_STREAM, area%65535);
dmaStreamEnable(GDISP_DMA_STREAM);
dmaWaitCompletion(GDISP_DMA_STREAM);
#else
coord_t endx, endy;
uint32_t lg;
endx = srcx + cx;
endy = y + cy;
lg = srccx - cx;
for(; y < endy; y++, buffer += lg)
for(x=srcx; x < endx; x++)
write_data(*buffer++);
#endif //#ifdef GDISP_USE_DMA
#if GDISP_HARDWARE_STREAM_WRITE
LLDSPEC void gdisp_lld_write_start(GDisplay *g) {
acquire_bus(g);
set_viewport(g);
}
LLDSPEC void gdisp_lld_write_color(GDisplay *g) {
write_data(g, g->p.color);
}
LLDSPEC void gdisp_lld_write_stop(GDisplay *g) {
release_bus(g);
}
LLDSPEC void gdisp_lld_write_pos(GDisplay *g) {
set_cursor(g);
}
#endif
#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_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
#endif
/* NOT IMPLEMENTED YET */
/*
uint16_t size = x1 - x0 ;
write_index(SSD1963_SET_SCROLL_AREA);
write_data((x0 >> 8) & 0xFF);
write_data((x0 >> 0) & 0xFF);
write_data((size >> 8) & 0xFF);
write_data((size >> 0) & 0xFF);
write_data(((lcd_height-x1) >> 8) & 0xFF);
write_data(((lcd_height-x1) >> 0) & 0xFF);
write_index(SSD1963_SET_SCROLL_START);
write_data((lines >> 8) & 0xFF);
write_data((lines >> 0) & 0xFF);
*/
}
#endif
#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) {
/* NOT IMPLEMENTED YET */
switch(what) {
#if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
LLDSPEC void gdisp_lld_control(GDisplay *g) {
switch(g->p.x) {
#if 0
case GDISP_CONTROL_POWER:
if (GDISP.Powermode == (gdisp_powermode_t)value)
if (g->g.Powermode == (powermode_t)g->p.ptr)
return;
switch((powermode_t)g->p.ptr) {
case powerOff:
acquire_bus(g);
// TODO
release_bus(g);
break;
case powerOn:
acquire_bus(g);
// TODO
release_bus(g);
break;
case powerSleep:
acquire_bus(g);
// TODO
release_bus(g);
break;
default:
return;
switch((gdisp_powermode_t)value) {
case powerOff:
/* ToDo */
break;
case powerOn:
/* ToDo */
break;
case powerSleep:
/* ToDo */
break;
default:
return;
}
GDISP.Powermode = (gdisp_powermode_t)value;
g->g.Powermode = (powermode_t)g->p.ptr;
return;
#endif
#if 0
case GDISP_CONTROL_ORIENTATION:
if (GDISP.Orientation == (gdisp_orientation_t)value)
if (g->g.Orientation == (orientation_t)g->p.ptr)
return;
switch((orientation_t)g->p.ptr) {
case GDISP_ROTATE_0:
acquire_bus(g);
// TODO
release_bus(g);
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_90:
acquire_bus(g);
// TODO
release_bus(g);
g->g.Height = GDISP_SCREEN_WIDTH;
g->g.Width = GDISP_SCREEN_HEIGHT;
break;
case GDISP_ROTATE_180:
acquire_bus(g);
// TODO
release_bus(g);
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_270:
acquire_bus(g);
// TODO
release_bus(g);
g->g.Height = GDISP_SCREEN_WIDTH;
g->g.Width = GDISP_SCREEN_HEIGHT;
break;
default:
return;
switch((gdisp_orientation_t)value) {
case GDISP_ROTATE_0:
/* Code here */
GDISP.Height = GDISP_SCREEN_HEIGHT;
GDISP.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_90:
/* Code here */
GDISP.Height = GDISP_SCREEN_WIDTH;
GDISP.Width = GDISP_SCREEN_HEIGHT;
break;
case GDISP_ROTATE_180:
/* Code here */
GDISP.Height = GDISP_SCREEN_HEIGHT;
GDISP.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_270:
/* Code here */
GDISP.Height = GDISP_SCREEN_WIDTH;
GDISP.Width = GDISP_SCREEN_HEIGHT;
break;
default:
return;
}
#if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
GDISP.clipx0 = 0;
GDISP.clipy0 = 0;
GDISP.clipx1 = GDISP.Width;
GDISP.clipy1 = GDISP.Height;
#endif
GDISP.Orientation = (gdisp_orientation_t)value;
g->g.Orientation = (orientation_t)value;
return;
case GDISP_CONTROL_BACKLIGHT:
set_backlight((uint8_t )value);
//gdisp_lld_bg_dimmer(54 + ((uint8_t)value) << 1);//turn 0..100% in 54..255
return;
/*
case GDISP_CONTROL_CONTRAST:
*/
#endif
case GDISP_CONTROL_BACKLIGHT:
if ((unsigned)g->p.ptr > 100)
g->p.ptr = (void *)100;
acquire_bus(g);
set_backlight(g, (unsigned)g->p.ptr);
release_bus(g);
g->g.Backlight = (unsigned)g->p.ptr;
return;
//case GDISP_CONTROL_CONTRAST:
default:
return;
}
}
#endif
#endif /* GFX_USE_GDISP */
/** @} */

6
drivers/gdisp/RA8875/gdisp_lld.mk
View file

@ -1,6 +1,2 @@
# List the required driver.
GFXSRC += $(GFXLIB)/drivers/gdisp/RA8875/gdisp_lld.c
# Required include directories
GFXINC += $(GFXLIB)/drivers/gdisp/RA8875
GFXSRC += $(GFXLIB)/drivers/gdisp/RA8875/gdisp_lld.c

193
drivers/gdisp/RA8875/gdisp_lld_board_marlin.h
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@ -1,193 +0,0 @@
/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
/**
* @file drivers/gdisp/RA8875/gdisp_lld_board_marlin.h
* @brief GDISP Graphic Driver subsystem board interface for the RA8875 display.
*
* @addtogroup GDISP
* @{
*/
#ifndef _GDISP_LLD_BOARD_H
#define _GDISP_LLD_BOARD_H
/* Using FSMC A16 as RS */
#define GDISP_RAM (*((volatile uint16_t *) 0x68000000)) /* RS = 0 */
#define GDISP_REG (*((volatile uint16_t *) 0x68020000)) /* RS = 1 */
/**
* @brief Send data to the index register.
*
* @param[in] index The index register to set
*
* @notapi
*/
static inline void write_index(uint16_t index) {
GDISP_REG = index;
}
/**
* @brief Send data to the lcd.
*
* @param[in] data The data to send
*
* @notapi
*/
static inline void write_data(uint16_t data) {
GDISP_RAM = data;
}
/**
* @brief Read data from the lcd.
*
* @return The data from the lcd
* @note The chip select may need to be asserted/de-asserted
* around the actual spi read
*
* @notapi
*/
static inline uint16_t read_data(void) {
return GDISP_RAM;
}
/**
* @brief Initialise the board for the display.
* @notes Performs the following functions:
* 1. initialise the io port used by your display
* 2. initialise the reset pin (initial state not-in-reset)
* 3. initialise the chip select pin (initial state not-active)
* 4. initialise the backlight pin (initial state back-light off)
*
* @notapi
*/
static inline void init_board(void) {
const unsigned char FSMC_Bank = 4;
#if defined(STM32F1XX) || defined(STM32F3XX)
/* FSMC setup for F1/F3 */
rccEnableAHB(RCC_AHBENR_FSMCEN, 0);
#if defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM)
#error "DMA not implemented for F1/F3 Devices"
#endif
#elif defined(STM32F4XX) || defined(STM32F2XX)
/* STM32F2-F4 FSMC init */
rccEnableAHB3(RCC_AHB3ENR_FSMCEN, 0);
#if defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM)
if (dmaStreamAllocate(GDISP_DMA_STREAM, 0, NULL, NULL)) chSysHalt();
dmaStreamSetMemory0(GDISP_DMA_STREAM, &GDISP_RAM);
dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
#endif
#else
#error "FSMC not implemented for this device"
#endif
/* set pins to FSMC mode */
IOBus busD = {GPIOD, (1 << 0) | (1 << 1) | (1 << 4) | (1 << 5) | (1 << 8) |
(1 << 9) | (1 << 10) | (1 << 11) | (1 << 14) | (1 << 15), 0};
IOBus busE = {GPIOE, (1 << 7) | (1 << 8) | (1 << 9) | (1 << 10) | (1 << 11) | (1 << 12) |
(1 << 13) | (1 << 14) | (1 << 15), 0};
IOBus busG = {GPIOG, (1 << 10), 0};
palSetBusMode(&busD, PAL_MODE_ALTERNATE(12));
palSetBusMode(&busE, PAL_MODE_ALTERNATE(12));
palSetBusMode(&busG, PAL_MODE_ALTERNATE(12));
/* FSMC timing */
FSMC_Bank1->BTCR[FSMC_Bank+1] = (FSMC_BTR1_ADDSET_1 | FSMC_BTR1_ADDSET_3) \
| (FSMC_BTR1_DATAST_1 | FSMC_BTR1_DATAST_3) \
| (FSMC_BTR1_BUSTURN_1 | FSMC_BTR1_BUSTURN_3) ;
/* 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 post_init_board(void) {
const unsigned char FSMC_Bank = 2;
/* FSMC delay reduced as the controller now runs at full speed */
FSMC_Bank1->BTCR[FSMC_Bank+1] = FSMC_BTR1_ADDSET_0 | FSMC_BTR1_DATAST_2 | FSMC_BTR1_BUSTURN_0 ;
FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
}
/**
* @brief Set or clear the lcd reset pin.
*
* @param[in] state TRUE = lcd in reset, FALSE = normal operation
*
* @notapi
*/
static inline void setpin_reset(bool_t state) {
(void) state;
/* Nothing to do here */
}
/**
* @brief Set the lcd back-light level.
*
* @param[in] percent 0 to 100%
*
* @notapi
*/
static inline void set_backlight(uint8_t percent) {
//duty_cycle is 00..FF
//Work in progress: the RA8875 has a built-in PWM, its output can
//be used by a Dynamic Background Control or by a host (user)
uint8_t temp, temp1;
// Enable PWM1
write_index(0x8a);//MCLR
temp = read_data();
temp |= 1<<7 ;
write_data(temp);
// PWM1 function select
write_index(0x8a);//MCLR
temp = read_data();
temp &= ~(1<<4);
write_data(temp);
// PWM1 Clock ratio
temp1= 0x0b&0x0f;
write_index(0x8a);//MCLR
temp = read_data();
temp &= 0xf0;
temp |= temp1 ;
write_data(temp);
// Write duty cycle
write_index(0x8b);//PTNO
write_data(percent);
// PWM1 duty cycle
}
/**
* @brief Take exclusive control of the bus
*
* @notapi
*/
static inline void acquire_bus(void) {
/* Nothing to do here */
}
/**
* @brief Release exclusive control of the bus
*
* @notapi
*/
static inline void release_bus(void) {
/* Nothing to do here */
}
#endif /* _GDISP_LLD_BOARD_H */
/** @} */

119
drivers/gdisp/RA8875/gdisp_lld_board_template.h
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@ -1,119 +0,0 @@
/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
/**
* @file drivers/gdisp/SSD1963/gdisp_lld_board_template.h
* @brief GDISP Graphic Driver subsystem board interface for the SSD1963 display.
*
* @addtogroup GDISP
* @{
*/
#ifndef _GDISP_LLD_BOARD_H
#define _GDISP_LLD_BOARD_H
/**
* @brief Send data to the index register.
*
* @param[in] index The index register to set
*
* @notapi
*/
static inline void write_index(uint16_t index) {
}
/**
* @brief Send data to the lcd.
*
* @param[in] data The data to send
*
* @notapi
*/
static inline void write_data(uint16_t data) {
}
/**
* @brief Initialise the board for the display.
*
* @notapi
*/
static inline void init_board(void) {
}
static inline void post_init_board(void) {
}
/**
* @brief Set or clear the lcd reset pin.
*
* @param[in] state TRUE = lcd in reset, FALSE = normal operation
*
* @notapi
*/
static inline void setpin_reset(bool_t state) {
}
/**
* @brief Set the lcd back-light level.
*
* @param[in] percent 0 to 100%
*
* @notapi
*/
static inline void set_backlight(uint8_t percent) {
}
/**
* @brief Take exclusive control of the bus
*
* @notapi
*/
static inline void acquire_bus(void) {
}
/**
* @brief Release exclusive control of the bus
*
* @notapi
*/
static inline void release_bus(void) {
}
__inline void write_stream(uint16_t *buffer, uint16_t size) {
}
__inline void read_stream(uint16_t *buffer, size_t size) {
}
#if GDISP_HARDWARE_READPIXEL || GDISP_HARDWARE_SCROLL || defined(__DOXYGEN__)
/**
* @brief Read data from the lcd.
*
* @return The data from the lcd
* @note The chip select may need to be asserted/de-asserted
* around the actual spi read
*
* @notapi
*/
static inline uint16_t read_data(void) {
}
#endif
#endif /* _GDISP_LLD_BOARD_H */
/** @} */

11
drivers/gdisp/RA8875/gdisp_lld_config.h
View file

@ -22,14 +22,9 @@
/* Driver hardware support. */
/*===========================================================================*/
#define GDISP_DRIVER_NAME "RA8875"
#define GDISP_HARDWARE_FILLS TRUE
#define GDISP_HARDWARE_BITFILL TRUE
#define GDISP_HARDWARE_READPIXEL TRUE
/* Maybe someday soon */
#define GDISP_HARDWARE_SCROLL FALSE
#define GDISP_HARDWARE_STREAM_WRITE TRUE
#define GDISP_HARDWARE_STREAM_READ TRUE
#define GDISP_HARDWARE_STREAM_POS TRUE
#define GDISP_HARDWARE_CONTROL TRUE
#define GDISP_PIXELFORMAT GDISP_PIXELFORMAT_RGB565