diff options
Diffstat (limited to 'drivers/gdisp/S6D1121/gdisp_lld.c')
| -rw-r--r-- | drivers/gdisp/S6D1121/gdisp_lld.c | 688 |
1 files changed, 688 insertions, 0 deletions
diff --git a/drivers/gdisp/S6D1121/gdisp_lld.c b/drivers/gdisp/S6D1121/gdisp_lld.c new file mode 100644 index 00000000..5811a6ed --- /dev/null +++ b/drivers/gdisp/S6D1121/gdisp_lld.c @@ -0,0 +1,688 @@ +/*
+ ChibiOS/RT - Copyright (C) 2012
+ Joel Bodenmann aka Tectu <joel@unormal.org>
+
+ This file is part of ChibiOS-LCD-Driver.
+
+ ChibiOS-LCD-Driver 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-LCD-Driver 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 gdispS6d1121/gdisp_lld.c
+ * @brief GDISP Graphics Driver subsystem low level driver source for the S6d1121 display.
+ *
+ * @addtogroup GDISP
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+#include "gdisp.h"
+
+#if HAL_USE_GDISP || defined(__DOXYGEN__)
+
+/* Include the emulation code for things we don't support */
+#include "gdisp_emulation.c"
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+#include "s6d1121_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) {
+ palSetPadMode(LCD_RST_GPIO, LCD_RST_PIN, PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
+ // A Good idea to reset the module before using
+ LCD_RST_LOW;
+ s6d1121_delay(2);
+ LCD_RST_HIGH; // Hardware Reset
+ s6d1121_delay(2);
+
+ #ifdef LCD_USE_GPIO
+ // IO Default Configurations
+ palSetPadMode(LCD_CS_GPIO, LCD_CS_PIN, PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
+ palSetPadMode(LCD_WR_GPIO, LCD_WR_PIN, PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
+ palSetPadMode(LCD_RD_GPIO, LCD_RD_PIN, PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
+ palSetPadMode(LCD_RS_GPIO, LCD_RS_PIN, PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
+ palSetPadMode(LCD_BL_GPIO, LCD_BL_PIN, PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
+
+ palSetGroupMode(LCD_D0_GPIO, 0x0000000F, 0, PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
+ palSetGroupMode(LCD_D4_GPIO, 0x0000FFF0, 0, PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
+
+ LCD_CS_HIGH;
+ LCD_RD_HIGH;
+ LCD_WR_HIGH;
+ LCD_BL_LOW;
+
+ #elif defined(LCD_USE_FSMC)
+ #if defined(STM32F1XX)
+ /* FSMC setup. TODO: this only works for STM32F1 */
+ rccEnableAHB(RCC_AHBENR_FSMCEN, 0);
+
+ /* TODO: pin setup */
+ #elif defined(STM32F4XX)
+ /* STM32F4 FSMC init */
+ rccEnableAHB3(RCC_AHB3ENR_FSMCEN, 0);
+
+ /* set pins to FSMC mode */
+ IOBus busD = {GPIOD, (1 << 0) | (1 << 1) | (1 << 4) | (1 << 5) | (1 << 7) | (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};
+
+ palSetBusMode(&busD, PAL_MODE_ALTERNATE(12));
+ palSetBusMode(&busE, PAL_MODE_ALTERNATE(12));
+ #else
+ #error "FSMC not implemented for this device"
+ #endif
+
+ int FSMC_Bank = 0;
+ /* FSMC timing */
+ FSMC_Bank1->BTCR[FSMC_Bank+1] = (10) | (10 << 8) | (10 << 16);
+
+ /* Bank1 NOR/SRAM control register configuration */
+ FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
+ #endif
+
+ lld_lcdWriteReg(0x11,0x2004);
+ lld_lcdWriteReg(0x13,0xCC00);
+ lld_lcdWriteReg(0x15,0x2600);
+ lld_lcdWriteReg(0x14,0x252A);
+ lld_lcdWriteReg(0x12,0x0033);
+ lld_lcdWriteReg(0x13,0xCC04);
+
+ s6d1121_delay(1);
+
+ lld_lcdWriteReg(0x13,0xCC06);
+
+ s6d1121_delay(1);
+
+ lld_lcdWriteReg(0x13,0xCC4F);
+
+ s6d1121_delay(1);
+
+ lld_lcdWriteReg(0x13,0x674F);
+ lld_lcdWriteReg(0x11,0x2003);
+
+ s6d1121_delay(1);
+
+ // Gamma Setting
+ lld_lcdWriteReg(0x30,0x2609);
+ lld_lcdWriteReg(0x31,0x242C);
+ lld_lcdWriteReg(0x32,0x1F23);
+ lld_lcdWriteReg(0x33,0x2425);
+ lld_lcdWriteReg(0x34,0x2226);
+ lld_lcdWriteReg(0x35,0x2523);
+ lld_lcdWriteReg(0x36,0x1C1A);
+ lld_lcdWriteReg(0x37,0x131D);
+ lld_lcdWriteReg(0x38,0x0B11);
+ lld_lcdWriteReg(0x39,0x1210);
+ lld_lcdWriteReg(0x3A,0x1315);
+ lld_lcdWriteReg(0x3B,0x3619);
+ lld_lcdWriteReg(0x3C,0x0D00);
+ lld_lcdWriteReg(0x3D,0x000D);
+
+ lld_lcdWriteReg(0x16,0x0007);
+ lld_lcdWriteReg(0x02,0x0013);
+ lld_lcdWriteReg(0x03,0x0003);
+ lld_lcdWriteReg(0x01,0x0127);
+
+ s6d1121_delay(1);
+
+ lld_lcdWriteReg(0x08,0x0303);
+ lld_lcdWriteReg(0x0A,0x000B);
+ lld_lcdWriteReg(0x0B,0x0003);
+ lld_lcdWriteReg(0x0C,0x0000);
+ lld_lcdWriteReg(0x41,0x0000);
+ lld_lcdWriteReg(0x50,0x0000);
+ lld_lcdWriteReg(0x60,0x0005);
+ lld_lcdWriteReg(0x70,0x000B);
+ lld_lcdWriteReg(0x71,0x0000);
+ lld_lcdWriteReg(0x78,0x0000);
+ lld_lcdWriteReg(0x7A,0x0000);
+ lld_lcdWriteReg(0x79,0x0007);
+ lld_lcdWriteReg(0x07,0x0051);
+
+ s6d1121_delay(1);
+
+ lld_lcdWriteReg(0x07,0x0053);
+ lld_lcdWriteReg(0x79,0x0000);
+
+ lld_lcdResetViewPort();
+
+ /* Now initialise the GDISP structure */
+ GDISP.Width = SCREEN_WIDTH;
+ GDISP.Height = SCREEN_HEIGHT;
+ GDISP.Orientation = portrait;
+ GDISP.Powermode = powerOn;
+ GDISP.Backlight = 100;
+ GDISP.Contrast = 50;
+ 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
+ if (x >= GDISP.Width || y >= GDISP.Height) 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 fillarea() 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 < SCREEN_WIDTH * SCREEN_HEIGHT; i++)
+ lld_lcdWriteData(color);
+
+ lld_lcdWriteStreamStop();
+ }
+#endif
+
+#if GDISP_HARDWARE_LINES || defined(__DOXYGEN__)
+ /**
+ * @brief Draw a line.
+ * @note Optional - The high level driver can emulate using software.
+ *
+ * @param[in] x0, y0 The start of the line
+ * @param[in] x1, y1 The end of the line
+ * @param[in] color The color of the line
+ *
+ * @notapi
+ */
+ void GDISP_LLD(drawline)(coord_t x0, coord_t y0, coord_t x1, coord_t y1, color_t color) {
+ #if GDISP_NEED_VALIDATION
+ /* Need to clip to screen */
+ #endif
+ /* Code here */
+ }
+#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
+ if (cx < 1 || cy < 1 || x >= GDISP.Width || y >= GDISP.Height) return;
+ if (x+cx > GDISP.Width) cx = GDISP.Width - x;
+ if (y+cy > GDISP.Height) cy = GDISP.Height - 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] buffer The pixels to use to fill the area.
+ *
+ * @notapi
+ */
+ void GDISP_LLD(blitarea)(coord_t x, coord_t y, coord_t cx, coord_t cy, const pixel_t *buffer) {
+ unsigned i, area;
+
+ #if GDISP_NEED_VALIDATION
+ if (cx < 1 || cy < 1 || x >= GDISP.Width || y >= GDISP.Height) return;
+ if (x+cx > GDISP.Width) return;
+ if (y+cy > GDISP.Height) cy = GDISP.Height - y;
+ #endif
+
+ area = cx*cy;
+ lld_lcdSetViewPort(x, y, cx, cy);
+ lld_lcdWriteStreamStart();
+ for(i = 0; i < area; i++)
+ lld_lcdWriteData(*buffer++);
+ lld_lcdWriteStreamStop();
+ lld_lcdResetViewPort();
+ }
+#endif
+
+/* Circular Drawing Functions */
+#if (GDISP_NEED_CIRCLE && GDISP_HARDWARE_CIRCLES) || defined(__DOXYGEN__)
+ /**
+ * @brief Draw a circle.
+ * @note Optional - The high level driver can emulate using software.
+ * @note If GDISP_NEED_CLIPPING is defined this routine MUST behave
+ * correctly if the circle is over the edges of the screen.
+ *
+ * @param[in] x, y The centre of the circle
+ * @param[in] radius The radius of the circle
+ * @param[in] color The color of the circle
+ *
+ * @notapi
+ */
+ void GDISP_LLD(drawcircle)(coord_t x, coord_t y, coord_t radius, color_t color) {
+ #if GDISP_NEED_VALIDATION
+ /* Code here */
+ #endif
+ /* Code here */
+ }
+#endif
+
+#if (GDISP_NEED_CIRCLE && GDISP_HARDWARE_CIRCLEFILLS) || defined(__DOXYGEN__)
+ /**
+ * @brief Create a filled circle.
+ * @note Optional - The high level driver can emulate using software.
+ * @note If GDISP_NEED_CLIPPING is defined this routine MUST behave
+ * correctly if the circle is over the edges of the screen.
+ *
+ * @param[in] x, y The centre of the circle
+ * @param[in] radius The radius of the circle
+ * @param[in] color The color of the circle
+ *
+ * @notapi
+ */
+ void GDISP_LLD(fillcircle)(coord_t x, coord_t y, coord_t radius, color_t color) {
+ #if GDISP_NEED_VALIDATION
+ /* Code here */
+ #endif
+ /* Code here */
+ }
+#endif
+
+#if (GDISP_NEED_ELLIPSE && GDISP_HARDWARE_ELLIPSES) || defined(__DOXYGEN__)
+ /**
+ * @brief Draw an ellipse.
+ * @note Optional - The high level driver can emulate using software.
+ * @note If GDISP_NEED_CLIPPING is defined this routine MUST behave
+ * correctly if the ellipse is over the edges of the screen.
+ *
+ * @param[in] x, y The centre of the ellipse
+ * @param[in] a, b The dimensions of the ellipse
+ * @param[in] color The color of the ellipse
+ *
+ * @notapi
+ */
+ void GDISP_LLD(drawellipse)(coord_t x, coord_t y, coord_t a, coord_t b, color_t color) {
+ #if GDISP_NEED_VALIDATION
+ /* Code here */
+ #endif
+ /* Code here */
+ }
+#endif
+
+#if (GDISP_NEED_ELLIPSE && GDISP_HARDWARE_ELLIPSEFILLS) || defined(__DOXYGEN__)
+ /**
+ * @brief Create a filled ellipse.
+ * @note Optional - The high level driver can emulate using software.
+ * @note If GDISP_NEED_CLIPPING is defined this routine MUST behave
+ * correctly if the ellipse is over the edges of the screen.
+ *
+ * @param[in] x, y The centre of the ellipse
+ * @param[in] a, b The dimensions of the ellipse
+ * @param[in] color The color of the ellipse
+ *
+ * @notapi
+ */
+ void GDISP_LLD(fillellipse)(coord_t x, coord_t y, coord_t a, coord_t b, color_t color) {
+ #if GDISP_NEED_VALIDATION
+ /* Code here */
+ #endif
+ /* Code here */
+ }
+#endif
+
+#if (GDISP_NEED_TEXT && GDISP_HARDWARE_TEXT) || defined(__DOXYGEN__)
+ #include "gdisp_fonts.h"
+#endif
+
+#if (GDISP_NEED_TEXT && GDISP_HARDWARE_TEXT) || defined(__DOXYGEN__)
+ /**
+ * @brief Draw a character using a transparent background.
+ * @note Optional - The high level driver can emulate using software.
+ *
+ * @param[in] x, y The top-left corner of the text
+ * @param[in] c The character to print
+ * @param[in] color The color of the character
+ *
+ * @notapi
+ */
+ void GDISP_LLD(drawchar)(coord_t x, coord_t y, char c, font_t font, color_t color) {
+ #if GDISP_NEED_VALIDATION
+ /* Code here */
+ #endif
+ /* Code here */
+ }
+#endif
+
+#if (GDISP_NEED_TEXT && GDISP_HARDWARE_TEXTFILLS) || defined(__DOXYGEN__)
+ /**
+ * @brief Draw a character using a filled background.
+ * @note Optional - The high level driver can emulate using software.
+ *
+ * @param[in] x, y The top-left corner of the text
+ * @param[in] c The character to print
+ * @param[in] color The color of the character
+ * @param[in] bgcolor The background color
+ *
+ * @notapi
+ */
+ void GDISP_LLD(fillchar)(coord_t x, coord_t y, char c, font_t font, color_t color, color_t bgcolor) {
+ #if GDISP_NEED_VALIDATION
+ /* Code here */
+ #endif
+ /* Code here */
+ }
+#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) {
+ /* This routine is marked "DO NOT USE" in the original
+ * GLCD driver. We just keep our GDISP_HARDWARE_READPIXEL
+ * turned off for now.
+ */
+ color_t color;
+
+ #if GDISP_NEED_VALIDATION
+ if (x >= GDISP.Width || 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) {
+ /* This is marked as "TODO: Test this" in the original GLCD driver.
+ * For now we just leave the GDISP_HARDWARE_SCROLL off.
+ */
+ static color_t buf[((SCREEN_HEIGHT > SCREEN_WIDTH ) ? SCREEN_HEIGHT : SCREEN_WIDTH)];
+ coord_t row0, row1;
+ unsigned i, gap, abslines;
+
+ abslines = lines < 0 ? -lines : lines;
+
+ #if GDISP_NEED_VALIDATION
+ if (cx < 1 || cy < 1 || x >= GDISP.Width || y >= GDISP.Height) return;
+ if (x+cx > GDISP.Width) cx = GDISP.Width - x;
+ if (y+cy > GDISP.Height) cy = GDISP.Height - y;
+ #endif
+
+ if (!abslines) return;
+ 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_HARDWARE_CONTROL || defined(__DOXYGEN__)
+ /**
+ * @brief Driver Control
+ * @detail 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:
+ /* Code here */
+ /* break; */
+ case powerOn:
+ /* Code here */
+ /* You may need this ---
+ if (GDISP.Powermode != powerSleep)
+ GDISP_LLD(init();
+ */
+ /* break; */
+ case powerSleep:
+ /* Code here */
+ /* 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 portrait:
+ lld_lcdWriteReg(0x0001,0x0127);
+ lld_lcdWriteReg(0x03, 0b0011);
+ GDISP.Height = SCREEN_HEIGHT;
+ GDISP.Width = SCREEN_WIDTH;
+ break;
+ case landscape:
+ lld_lcdWriteReg(0x0001,0x0027);
+ lld_lcdWriteReg(0x0003, 0b1011);
+ GDISP.Height = SCREEN_WIDTH;
+ GDISP.Width = SCREEN_HEIGHT;
+ break;
+ case portraitInv:
+ lld_lcdWriteReg(0x0001,0x0127);
+ lld_lcdWriteReg(0x0003, 0b0000);
+ GDISP.Height = SCREEN_HEIGHT;
+ GDISP.Width = SCREEN_WIDTH;
+ break;
+ case landscapeInv:
+ lld_lcdWriteReg(0x0001,0x0027);
+ lld_lcdWriteReg(0x0003, 0b1000);
+ GDISP.Height = SCREEN_WIDTH;
+ GDISP.Width = SCREEN_HEIGHT;
+ break;
+ default:
+ return;
+ }
+ GDISP.Orientation = (gdisp_orientation_t)value;
+ return;
+/*
+ case GDISP_CONTROL_BACKLIGHT:
+ case GDISP_CONTROL_CONTRAST:
+*/
+ }
+ }
+#endif
+
+#if (GDISP_NEED_QUERY && GDISP_HARDWARE_QUERY) || defined(__DOXYGEN__)
+/**
+ * @brief Query a driver value.
+ * @detail Typecase the result to the type you want.
+ * @note GDISP_QUERY_WIDTH - (coord_t) Gets the width of the screen
+ * GDISP_QUERY_HEIGHT - (coord_t) Gets the height of the screen
+ * GDISP_QUERY_POWER - (gdisp_powermode_t) Get the current powermode
+ * GDISP_QUERY_ORIENTATION - (gdisp_orientation_t) Get the current screen orientation
+ * GDISP_QUERY_BACKLIGHT - (coord_t) Get the backlight state (0 to 100)
+ * GDISP_QUERY_CONTRAST - (coord_t) Get the contrast (0 to 100).
+ * GDISP_QUERY_LLD - Low level driver control constants start at
+ * this value.
+ *
+ * @param[in] what What to Query
+ *
+ * @notapi
+ */
+void *GDISP_LLD(query)(unsigned what) {
+ switch(what) {
+ case GDISP_QUERY_WIDTH: return (void *)(unsigned)GDISP.Width;
+ case GDISP_QUERY_HEIGHT: return (void *)(unsigned)GDISP.Height;
+ case GDISP_QUERY_POWER: return (void *)(unsigned)GDISP.Powermode;
+ case GDISP_QUERY_ORIENTATION: return (void *)(unsigned)GDISP.Orientation;
+ case GDISP_QUERY_BACKLIGHT: return (void *)(unsigned)GDISP.Backlight;
+ case GDISP_QUERY_CONTRAST: return (void *)(unsigned)GDISP.Contrast;
+ case GDISP_QUERY_LLD+0:
+ /* Code here */
+ default: return (void *)-1;
+ }
+}
+#endif
+
+#endif /* HAL_USE_GDISP */
+/** @} */
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