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Diffstat (limited to 'drivers/gdisp/ILI9481/gdisp_lld.c')
-rw-r--r--drivers/gdisp/ILI9481/gdisp_lld.c598
1 files changed, 0 insertions, 598 deletions
diff --git a/drivers/gdisp/ILI9481/gdisp_lld.c b/drivers/gdisp/ILI9481/gdisp_lld.c
deleted file mode 100644
index cb407dce..00000000
--- a/drivers/gdisp/ILI9481/gdisp_lld.c
+++ /dev/null
@@ -1,598 +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/ILI9481/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source for
- * the ILI9481 and compatible HVGA display
- *
- * @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"
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-#if defined(GDISP_SCREEN_HEIGHT)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GISP_SCREEN_HEIGHT
-#endif
-#if defined(GDISP_SCREEN_WIDTH)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_WIDTH
-#endif
-
-#define GDISP_SCREEN_HEIGHT 480
-#define GDISP_SCREEN_WIDTH 320
-
-#define GDISP_INITIAL_CONTRAST 50
-#define GDISP_INITIAL_BACKLIGHT 100
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-#include "gdisp_lld_board.h"
-
-// Some common routines and macros
-#define write_reg(reg, data) { write_index(reg); write_data(data); }
-#define stream_start() write_index(0x2C);
-#define stream_stop()
-#define delay(us) gfxSleepMicroseconds(us)
-#define delayms(ms) gfxSleepMilliseconds(ms)
-
-static inline void set_cursor(coord_t x, coord_t y) {
- write_index(0x2A);
- write_data((x >> 8));
- write_data((uint8_t) x);
- write_data((x) >> 8);
- write_data((uint8_t) (x));
-
- write_index(0x2B);
- write_data((y >> 8));
- write_data((uint8_t) y);
- write_data((y) >> 8);
- write_data((uint8_t) (y));
-}
-
-static void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
- write_index(0x2A);
- write_data((x >> 8));
- write_data((uint8_t) x);
- write_data((x + cx - 1) >> 8);
- write_data((uint8_t) (x + cx - 1));
-
- write_index(0x2B);
- write_data((y >> 8));
- write_data((uint8_t) y);
- write_data((y + cy - 1) >> 8);
- write_data((uint8_t) (y + cy - 1));
-}
-
-static inline void reset_viewport(void) {
- set_viewport(0, 0, GDISP.Width, GDISP.Height);
-}
-
-/*===========================================================================*/
-/* 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) {
- /* Initialise your display */
- init_board();
-
- /* Hardware reset */
- setpin_reset(TRUE);
- delayms(20);
- setpin_reset(FALSE);
- delayms(20);
-
- /* Get the bus for the following initialisation commands */
- acquire_bus();
-
- /* Enable Access to all Manufacturer commands (0xB0 and higher opcodes) */
- write_index(0xB0);
- write_data(0x00);
-
- /* Frame Memory Access and Interface Setting */
- write_index(0xB3);
- write_data(0x02);
- write_data(0x00);
- write_data(0x00);
- write_data(0x10);
-
- /* Display Mode and Frame Memory Write Mode Setting (B4h) */
- /* Use internal clock for synchronization */
- /* Use DBI interface (only DB0-17, no HSYNC, VSYNC or CLK) */
- write_index(0xB4);
- write_data(0x00);
-
- /* Internal Backlight Control */
-/* write_index(0xB9); /*PWM Settings for Brightness Control */
-/* write_data(0x01); /* Disabled by default. */
-/* write_data(0xFF); /*0xFF = Max brightness */
-/* write_data(0xFF);
-/* write_data(0x18);
-
- /* Panel Driving settings */
- write_index(0xC0);
- write_data(0x03);
- write_data(0x3B);
- write_data(0x00);
- write_data(0x00);
- write_data(0x00);
- write_data(0x01);
- write_data(0x00); /* NW */
- write_data(0x43);
-
- /* Display timings in Operating Mode */
- write_index(0xC1);
- write_data(0x08);
- write_data(0x15); /* CLOCK */
- write_data(0x08);
- write_data(0x08);
-
- /* S/VCOM/Gate Driving timing setting */
- write_index(0xC4);
- write_data(0x15);
- write_data(0x03);
- write_data(0x03);
- write_data(0x01);
-
- /* Interface Setting */
- write_index(0xC6);
- write_data(0x02);
-
- /* Gamma Setting - should be changed if using a different panel */
- write_index(0xC8);
- write_data(0x0C);
- write_data(0x05);
- write_data(0x0A); /*0X12 */
- write_data(0x6B); /*0x7D */
- write_data(0x04);
- write_data(0x06); /*0x08 */
- write_data(0x15); /*0x0A */
- write_data(0x10);
- write_data(0x00);
- write_data(0x60); /*0x23 */
-
- /* Address Mode setting */
- write_index(0x36);
- write_data(0x00);
-
- /* Set Pixel Format = 16 bits per pixel */
- /* The driver supports upto 24 bits per pixel, with dither */
- write_index(0x3A);
- write_data(0x55);
-
- /* Exit Idle Mode */
- write_index(0x38);
-
- /* Power Setting */
- write_index(0xD0);
- write_data(0x07);
- write_data(0x07); /* VCI = VCI1 */
- write_data(0x14); /* VRH 0x1D */
- write_data(0xA2); /* BT 0x06 */
-
- /* VCOM Setting */
- write_index(0xD1);
- write_data(0x03);
- write_data(0x5A); /* VCM 0x5A */
- write_data(0x10); /* VDV */
-
- /* Power Setting for Normal Mode */
- write_index(0xD2);
- write_data(0x03);
- write_data(0x04); /* 0x24 */
- write_data(0x04);
-
- /* Exit Sleep Mode */
- write_index(0x11);
- delay(150);
-
- /* Display ON */
- write_index(0x29);
- delay(30);
-
- /* Release the bus */
- release_bus();
-
- /* Turn on the back-light */
- set_backlight(GDISP_INITIAL_BACKLIGHT);
-
- /* Initialise the GDISP structure */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = GDISP_INITIAL_BACKLIGHT;
- GDISP.Contrast = GDISP_INITIAL_CONTRAST;
- #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_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
-
- acquire_bus();
-
- set_cursor(x, y);
- write_reg(0x002c, color);
-
- release_bus();
-}
-
-/* ---- 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;
-
- acquire_bus();
- reset_viewport();
- stream_start();
- for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++)
- write_data(color);
- stream_stop();
- release_bus();
- }
-#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_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
- unsigned i, 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;
-
- acquire_bus();
-
- set_viewport(x, y, cx, cy);
-
- stream_start();
- for(i = 0; i < area; i++)
- write_data(color);
- stream_stop();
-
- release_bus();
- }
-#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) {
- 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
-
- acquire_bus();
- set_viewport(x, y, cx, cy);
- stream_start();
-
- 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++)
- write_data(*buffer++);
- stream_stop();
- release_bus();
- }
-#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 pixel to be read
- *
- * @notapi
- */
- color_t gdisp_lld_get_pixel_color(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
-
- acquire_bus();
- set_cursor(x, y);
- stream_start();
- color = read_data(); // dummy read
- color = read_data();
- stream_stop();
- release_bus();
-
- 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_vertical_scroll(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, j;
-
- #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;
-
- acquire_bus();
- if ((coord_t)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*/
- set_viewport(x, row0, cx, 1);
- stream_start();
- j = read_data(); // dummy read
- for (j = 0; (coord_t)j < cx; j++)
- buf[j] = read_data();
- stream_stop();
-
- set_viewport(x, row1, cx, 1);
- stream_start();
- for (j = 0; (coord_t)j < cx; j++)
- write_data(buf[j]);
- stream_stop();
- }
- }
-
- /* fill the remaining gap */
- set_viewport(x, lines > 0 ? (y+(coord_t)gap) : y, cx, abslines);
- stream_start();
- gap = cx*abslines;
- for(i = 0; i < gap; i++) write_data(bgcolor);
- stream_stop();
- release_bus();
- }
-#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:
- acquire_bus();
- write_reg(0x0010, 0x0001); /* enter sleep mode */
- release_bus();
- break;
- case powerOn:
- acquire_bus();
- write_reg(0x0010, 0x0000); /* leave sleep mode */
- release_bus();
- if (GDISP.Powermode != powerSleep)
- gdisp_lld_init();
- break;
- case powerSleep:
- acquire_bus();
- write_reg(0x0010, 0x0001); /* enter sleep mode */
- release_bus();
- 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:
- acquire_bus();
-
- write_reg(0xC0, 0x03);
- write_reg(0x36, 0x00); /* X and Y axes non-inverted */
-
- release_bus();
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_90:
- acquire_bus();
-
- write_reg(0xC0, 0x02);
- write_reg(0x36, 0x20); /* Invert X and Y axes */
-
- release_bus();
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- case GDISP_ROTATE_180:
- acquire_bus();
-
- write_reg(0xC0, 0x06);
- write_reg(0x36, 0x00); /* X and Y axes non-inverted */
-
- release_bus();
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_270:
- acquire_bus();
-
- write_reg(0xC0, 0x07);
- write_reg(0x36, 0x20); /* Invert X and Y axes */
-
- release_bus();
- 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 */
-/** @} */
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