diff options
-rw-r--r-- | drivers/gdisp/ILI9320/gdisp_lld.c | 487 | ||||
-rw-r--r-- | drivers/gdisp/ILI9320/gdisp_lld.mk | 5 | ||||
-rw-r--r-- | drivers/gdisp/ILI9320/gdisp_lld_config.h | 53 | ||||
-rw-r--r-- | drivers/gdisp/ILI9320/ili9320_lld.c.h | 124 | ||||
-rw-r--r-- | drivers/gdisp/ILI9320/readme.txt | 19 |
5 files changed, 688 insertions, 0 deletions
diff --git a/drivers/gdisp/ILI9320/gdisp_lld.c b/drivers/gdisp/ILI9320/gdisp_lld.c new file mode 100644 index 00000000..045c8a57 --- /dev/null +++ b/drivers/gdisp/ILI9320/gdisp_lld.c @@ -0,0 +1,487 @@ +/*
+ 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.c
+ * @brief GDISP Graphics Driver subsystem low level driver source for the SSD1289 display.
+ *
+ * @addtogroup GDISP
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+#include "gdisp.h"
+
+#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
+
+/* Include the emulation code for things we don't support */
+#include "gdisp_emulation.c"
+
+#include "ili9320_lld.c.h"
+
+/*===========================================================================*/
+/* Driver interrupt handlers. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* 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
+
+ palSetPadMode(GPIOE, GPIOE_TFT_RST, PAL_MODE_OUTPUT_PUSHPULL);
+ palSetPad(GPIOE, GPIOE_TFT_RST);
+
+ uint32_t DISPLAY_CODE = lld_lcdReadReg(0);
+
+ lld_lcdWriteReg(0x0000, 0x0001); //start Int. osc
+ lld_lcdDelay(500);
+ 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(0x0003, 0x1038); //Entry mode(Horizontal : increment,Vertical : increment, AM=1)
+ lld_lcdWriteReg(0x0004, 0x0000); //Resize control(No resizing)
+ lld_lcdWriteReg(0x0008, 0x0202); //front and back porch 2 lines
+ lld_lcdWriteReg(0x0009, 0x0000); //select normal scan
+ lld_lcdWriteReg(0x000A, 0x0000); //display control 4
+ lld_lcdWriteReg(0x000C, 0x0000); //system interface(2 transfer /pixel), internal sys clock,
+ lld_lcdWriteReg(0x000D, 0x0000); //Frame marker position
+ lld_lcdWriteReg(0x000F, 0x0000); //selects clk, enable and sync signal polarity,
+ lld_lcdWriteReg(0x0010, 0x0000); //
+ lld_lcdWriteReg(0x0011, 0x0000); //power control 2 reference voltages = 1:1,
+ lld_lcdWriteReg(0x0012, 0x0000); //power control 3 VRH
+ lld_lcdWriteReg(0x0013, 0x0000); //power control 4 VCOM amplitude
+ lld_lcdDelay(500);
+ lld_lcdWriteReg(0x0010, 0x17B0); //power control 1 BT,AP
+ lld_lcdWriteReg(0x0011, 0x0137); //power control 2 DC,VC
+ lld_lcdDelay(500);
+ lld_lcdWriteReg(0x0012, 0x0139); //power control 3 VRH
+ lld_lcdDelay(500);
+ lld_lcdWriteReg(0x0013, 0x1d00); //power control 4 vcom amplitude
+ lld_lcdWriteReg(0x0029, 0x0011); //power control 7 VCOMH
+ lld_lcdDelay(500);
+ lld_lcdWriteReg(0x0030, 0x0007);
+ lld_lcdWriteReg(0x0031, 0x0403);
+ lld_lcdWriteReg(0x0032, 0x0404);
+ lld_lcdWriteReg(0x0035, 0x0002);
+ lld_lcdWriteReg(0x0036, 0x0707);
+ lld_lcdWriteReg(0x0037, 0x0606);
+ lld_lcdWriteReg(0x0038, 0x0106);
+ lld_lcdWriteReg(0x0039, 0x0007);
+ lld_lcdWriteReg(0x003c, 0x0700);
+ lld_lcdWriteReg(0x003d, 0x0707);
+ lld_lcdWriteReg(0x0020, 0x0000); //starting Horizontal GRAM Address
+ lld_lcdWriteReg(0x0021, 0x0000); //starting Vertical GRAM Address
+ lld_lcdWriteReg(0x0050, 0x0000); //Horizontal GRAM Start Position
+ lld_lcdWriteReg(0x0051, 0x00EF); //Horizontal GRAM end Position
+ lld_lcdWriteReg(0x0052, 0x0000); //Vertical GRAM Start Position
+ lld_lcdWriteReg(0x0053, 0x013F); //Vertical GRAM end Position
+
+ switch (DISPLAY_CODE) {
+ case 0x9320:
+ lld_lcdWriteReg(0x0060, 0x2700); //starts scanning from G1, and 320 drive lines
+ break;
+ case 0x9325:
+ lld_lcdWriteReg(0x0060, 0xA700); //starts scanning from G1, and 320 drive lines
+ break;
+ }
+
+ lld_lcdWriteReg(0x0061, 0x0001); //fixed base display
+ lld_lcdWriteReg(0x006a, 0x0000); //no scroll
+ lld_lcdWriteReg(0x0090, 0x0010); //set Clocks/Line =16, Internal Operation Clock Frequency=fosc/1,
+ lld_lcdWriteReg(0x0092, 0x0000); //set gate output non-overlap period=0
+ lld_lcdWriteReg(0x0093, 0x0003); //set Source Output Position=3
+ lld_lcdWriteReg(0x0095, 0x0110); //RGB interface(Clocks per line period=16 clocks)
+ lld_lcdWriteReg(0x0097, 0x0110); //set Gate Non-overlap Period 0 locksc
+ lld_lcdWriteReg(0x0098, 0x0110); //
+ lld_lcdWriteReg(0x0007, 0x0173); //display On
+
+ /* Initialise the GDISP structure */
+ 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
+ return TRUE;
+}
+
+/**
+ * @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(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 ---- */
+/*
+ All the below routines are optional.
+ Defining them will increase speed but everything
+ will work if they are not defined.
+ If you are not using a routine - turn it off using
+ the appropriate GDISP_HARDWARE_XXXX macro.
+ Don't bother coding for obvious similar routines if
+ there is no performance penalty as the emulation software
+ makes a good job of using similar routines.
+ eg. If gfillarea() is defined there is little
+ point in defining clear() unless the
+ performance bonus is significant.
+ For good performance it is suggested to implement
+ fillarea() and blitarea().
+*/
+
+#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) {
+ unsigned i;
+
+ lld_lcdSetCursor(0, 0);
+ lld_lcdWriteStreamStart();
+
+ for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++)
+ lld_lcdWriteData(color);
+
+ lld_lcdWriteStreamStop();
+ }
+#endif
+
+#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) {
+ #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
+
+ unsigned i, area;
+
+ area = cx*cy;
+ lld_lcdSetViewPort(x, y, cx, cy);
+ lld_lcdWriteStreamStart();
+ for(i = 0; i < area; i++)
+ lld_lcdWriteData(color);
+ lld_lcdWriteStreamStop();
+ lld_lcdResetViewPort();
+ }
+#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(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;
+ unsigned lg;
+
+ #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
+
+ lld_lcdSetViewPort(x, y, cx, cy);
+ lld_lcdWriteStreamStart();
+
+ endx = srcx + cx;
+ endy = y + cy;
+ lg = srccx - cx;
+ buffer += srcx + srcy * srccx;
+ for(; y < endy; y++, buffer += lg)
+ for(x=srcx; x < endx; x++)
+ lld_lcdWriteData(*buffer++);
+ lld_lcdWriteStreamStop();
+ lld_lcdResetViewPort();
+ }
+#endif
+
+#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 color;
+
+ #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
+ if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0;
+ #endif
+
+ lld_lcdSetCursor(x, y);
+ lld_lcdWriteStreamStart();
+
+ color = lld_lcdReadData();
+ color = lld_lcdReadData();
+
+ lld_lcdWriteStreamStop();
+
+ return color;
+ }
+#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(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)];
+ coord_t row0, row1;
+ unsigned i, gap, abslines;
+
+ #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
+
+ abslines = lines < 0 ? -lines : lines;
+
+ if (abslines >= cy) {
+ abslines = cy;
+ gap = 0;
+ } else {
+ gap = cy - abslines;
+ for(i = 0; i < gap; i++) {
+ if(lines > 0) {
+ row0 = y + i + lines;
+ row1 = y + i;
+ } else {
+ row0 = (y - i - 1) + lines;
+ row1 = (y - i - 1);
+ }
+
+ /* read row0 into the buffer and then write at row1*/
+ lld_lcdSetViewPort(x, row0, cx, 1);
+ lld_lcdReadStreamStart();
+ lld_lcdReadStream(buf, cx);
+ lld_lcdReadStreamStop();
+
+ lld_lcdSetViewPort(x, row1, cx, 1);
+ lld_lcdWriteStreamStart();
+ lld_lcdWriteStream(buf, cx);
+ lld_lcdWriteStreamStop();
+ }
+ }
+
+ /* fill the remaining gap */
+ lld_lcdSetViewPort(x, lines > 0 ? (y+gap) : y, cx, abslines);
+ lld_lcdWriteStreamStart();
+ gap = cx*abslines;
+ for(i = 0; i < gap; i++) lld_lcdWriteData(bgcolor);
+ lld_lcdWriteStreamStop();
+ lld_lcdResetViewPort();
+ }
+#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) {
+ switch(what) {
+ case GDISP_CONTROL_POWER:
+ if (GDISP.Powermode == (gdisp_powermode_t)value)
+ return;
+ switch((gdisp_powermode_t)value) {
+ case powerOff:
+ lld_lcdWriteReg(0x0010, 0x0000); // leave sleep mode
+ lld_lcdWriteReg(0x0007, 0x0000); // halt operation
+ lld_lcdWriteReg(0x0000, 0x0000); // turn off oszillator
+ lld_lcdWriteReg(0x0010, 0x0001); // enter sleepmode
+ break;
+ case powerOn:
+ lld_lcdWriteReg(0x0010, 0x0000); // leave sleep mode
+ if (GDISP.Powermode != powerSleep)
+ GDISP_LLD(init)();
+ break;
+ case powerSleep:
+ lld_lcdWriteReg(0x0010, 0x0001); // enter sleep mode
+ break;
+ default:
+ return;
+ }
+ GDISP.Powermode = (gdisp_powermode_t)value;
+ return;
+ case GDISP_CONTROL_ORIENTATION:
+ if (GDISP.Orientation == (gdisp_orientation_t)value)
+ return;
+ switch((gdisp_orientation_t)value) {
+ case GDISP_ROTATE_0:
+ lld_lcdWriteReg(0x0001, 0x2B3F);
+ /* ID = 11 AM = 0 */
+ lld_lcdWriteReg(0x0011, 0x6070);
+ GDISP.Height = GDISP_SCREEN_HEIGHT;
+ GDISP.Width = GDISP_SCREEN_WIDTH;
+ break;
+ case GDISP_ROTATE_90:
+ lld_lcdWriteReg(0x0001, 0x293F);
+ /* ID = 11 AM = 1 */
+ lld_lcdWriteReg(0x0011, 0x6078);
+ GDISP.Height = GDISP_SCREEN_WIDTH;
+ GDISP.Width = GDISP_SCREEN_HEIGHT;
+ break;
+ case GDISP_ROTATE_180:
+ lld_lcdWriteReg(0x0001, 0x2B3F);
+ /* ID = 01 AM = 0 */
+ lld_lcdWriteReg(0x0011, 0x6040);
+ GDISP.Height = GDISP_SCREEN_HEIGHT;
+ GDISP.Width = GDISP_SCREEN_WIDTH;
+ break;
+ case GDISP_ROTATE_270:
+ lld_lcdWriteReg(0x0001, 0x293F);
+ /* ID = 01 AM = 1 */
+ lld_lcdWriteReg(0x0011, 0x6048);
+ 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;
+ return;
+/*
+ case GDISP_CONTROL_BACKLIGHT:
+ case GDISP_CONTROL_CONTRAST:
+*/
+ }
+ }
+
+#endif
+
+#endif /* GFX_USE_GDISP */
+/** @} */
diff --git a/drivers/gdisp/ILI9320/gdisp_lld.mk b/drivers/gdisp/ILI9320/gdisp_lld.mk new file mode 100644 index 00000000..bcdd3230 --- /dev/null +++ b/drivers/gdisp/ILI9320/gdisp_lld.mk @@ -0,0 +1,5 @@ +# List the required driver.
+GFXSRC += $(GFXLIB)/drivers/gdisp/ILI9320/gdisp_lld.c
+
+# Required include directories
+GFXINC += $(GFXLIB)/drivers/gdisp/ILI9320
diff --git a/drivers/gdisp/ILI9320/gdisp_lld_config.h b/drivers/gdisp/ILI9320/gdisp_lld_config.h new file mode 100644 index 00000000..2c9802ab --- /dev/null +++ b/drivers/gdisp/ILI9320/gdisp_lld_config.h @@ -0,0 +1,53 @@ +/*
+ 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_config.h
+ * @brief GDISP Graphic Driver subsystem low level driver header for the SSD1289 display.
+ *
+ * @addtogroup GDISP
+ * @{
+ */
+
+#ifndef GDISP_LLD_CONFIG_H
+#define GDISP_LLD_CONFIG_H
+
+#if GFX_USE_GDISP
+
+/*===========================================================================*/
+/* Driver hardware support. */
+/*===========================================================================*/
+
+#define GDISP_DRIVER_NAME "ILI9320"
+#define GDISP_LLD(x) gdisp_lld_##x##_ILI9320
+
+#define GDISP_HARDWARE_CLEARS TRUE
+#define GDISP_HARDWARE_FILLS TRUE
+#define GDISP_HARDWARE_BITFILLS FALSE
+#define GDISP_HARDWARE_SCROLL FALSE
+#define GDISP_HARDWARE_PIXELREAD FALSE
+#define GDISP_HARDWARE_CONTROL TRUE
+
+#define GDISP_PIXELFORMAT GDISP_PIXELFORMAT_RGB565
+
+#endif /* GFX_USE_GDISP */
+
+#endif /* _GDISP_LLD_CONFIG_H */
+/** @} */
diff --git a/drivers/gdisp/ILI9320/ili9320_lld.c.h b/drivers/gdisp/ILI9320/ili9320_lld.c.h new file mode 100644 index 00000000..ed664833 --- /dev/null +++ b/drivers/gdisp/ILI9320/ili9320_lld.c.h @@ -0,0 +1,124 @@ +/* + 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; + + lld_lcdWriteReg(0x0020, addr & 0xff); /* low addr */ + lld_lcdWriteReg(0x0021, (addr >> 8) & 0x1ff); /* high addr */ + GDISP_REG = 0x0022; /* data reg in IR */ +} + +static void lld_lcdSetViewPort(uint16_t x, uint16_t y, uint16_t cx, uint16_t cy) { + lld_lcdWriteReg(0x0050, x - 1); + lld_lcdWriteReg(0x0051, x + cx - 2); + lld_lcdWriteReg(0x0052, y - 1); + lld_lcdWriteReg(0x0053, y + cy - 2); + + lld_lcdSetCursor(x, y); +} + +static __inline void lld_lcdResetViewPort(void) { + /* ToDo */ +} + +#endif /* ILI9320_H */ + diff --git a/drivers/gdisp/ILI9320/readme.txt b/drivers/gdisp/ILI9320/readme.txt new file mode 100644 index 00000000..27234655 --- /dev/null +++ b/drivers/gdisp/ILI9320/readme.txt @@ -0,0 +1,19 @@ +To use this driver:
+
+1. Add in your halconf.h:
+ a) #define GFX_USE_GDISP TRUE
+
+ b) Any optional high level driver defines (see gdisp.h) eg: GDISP_NEED_MULTITHREAD
+
+ c) One (only) of:
+ #define GDISP_USE_GPIO
+ #define GDISP_USE_SPI
+ #define GDISP_USE_FSMC
+
+ 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:
+ include $(GFXLIB)/drivers/gdisp/ILI9320/gdisp_lld.mk
+
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