263 lines
7.2 KiB
C
263 lines
7.2 KiB
C
/*
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* This file is subject to the terms of the GFX License. If a copy of
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* the license was not distributed with this file, you can obtain one at:
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*
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* http://ugfx.org/license.html
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*/
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/*
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* Driver for display from Nokia 1616 phone
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* based on the work of axillent@gmail.com (http://radiokot.ru/articles/53/)
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* adapted by shilow@ukr.net with the help of Federico Reds <fede.677387@hotmail.it>
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*/
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#include "gfx.h"
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#if GFX_USE_GDISP
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#if defined(GDISP_SCREEN_HEIGHT)
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#warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
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#undef GDISP_SCREEN_HEIGHT
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#endif
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#if defined(GDISP_SCREEN_WIDTH)
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#warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
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#undef GDISP_SCREEN_WIDTH
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#endif
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#include "gdisp_lld_config.h"
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#include "../../../src/gdisp/gdisp_driver.h"
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#include "board_SPFD54124B.h"
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/*===========================================================================*/
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/* Driver local definitions. */
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/*===========================================================================*/
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// Set parameters if they are not already set
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#ifndef GDISP_SCREEN_HEIGHT
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#define GDISP_SCREEN_HEIGHT 161
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#endif
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#ifndef GDISP_SCREEN_WIDTH
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#define GDISP_SCREEN_WIDTH 129
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#endif
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/* Offset in RAM of visible area */
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#ifndef GDISP_RAM_X_OFFSET
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#define GDISP_RAM_X_OFFSET 2
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#endif
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/* Offset in RAM of visible area */
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#ifndef GDISP_RAM_Y_OFFSET
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#define GDISP_RAM_Y_OFFSET 1
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#endif
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#ifndef GDISP_SLEEP_POS
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#define GDISP_SLEEP_POS ((GDISP_SCAN_LINES-GDISP_SLEEP_SIZE)/2 & ~3)
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#endif
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#ifndef GDISP_INITIAL_CONTRAST
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#define GDISP_INITIAL_CONTRAST 50
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#endif
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#ifndef GDISP_INITIAL_BACKLIGHT
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#define GDISP_INITIAL_BACKLIGHT 100
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#endif
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/*===========================================================================*/
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/* Driver exported variables. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver local variables. */
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/*===========================================================================*/
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// Use the priv pointer itself to save our color. This save allocating ram for it
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// and works provided sizeof(uint16_t) <= sizeof(void *)
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#define savecolor(g) (*(uint16_t *)&g->priv)
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/*===========================================================================*/
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/* Driver local functions. */
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/*===========================================================================*/
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// Some macros just to make reading the code easier
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#define delayms(ms) gfxSleepMilliseconds(ms)
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#define write_data2(g, d1, d2) { write_data(g, d1); write_data(g, d2); }
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#define write_data3(g, d1, d2, d3) { write_data(g, d1); write_data(g, d2); write_data(g, d3); }
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#define write_reg(g, cmd, d1) { write_index(g, cmd); write_data(g, d1); }
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#define write_reg2(g, cmd, d1, d2) { write_index(g, cmd); write_data2(g, d1, d2); }
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#define write_reg3(g, cmd, d1, d2, d3) { write_index(g, cmd); write_data3(g, d1, d2, d3); }
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static GFXINLINE void set_viewport(GDisplay* g)
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{
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write_reg2(g, SPFD54124B_CMD_CASET, GDISP_RAM_X_OFFSET+g->p.x, GDISP_RAM_X_OFFSET+g->p.x+g->p.cx-1); // Column address set
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write_reg2(g, SPFD54124B_CMD_RASET, GDISP_RAM_Y_OFFSET+g->p.y, GDISP_RAM_Y_OFFSET+g->p.y+g->p.cy-1); // Page address set
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write_index(g, SPFD54124B_CMD_RAMWR);
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}
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/*===========================================================================*/
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/* Driver exported functions. */
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/*===========================================================================*/
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const uint16_t lcd_init_list[] = {
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SPFD54124B_CMD_SLPOUT,
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SPFD54124B_CMD_COLMOD, SPFD54124B_SEND_DATA | SPFD54124B_CMD_COLMOD_MCU16bit,
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SPFD54124B_CMD_DISPON,
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SPFD54124B_CMD_INVOFF,
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SPFD54124B_CMD_NORON
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};
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LLDSPEC bool_t gdisp_lld_init(GDisplay *g)
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{
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// No private area for this controller
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g->priv = 0;
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// Initialise the board interface
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init_board(g);
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// Hardware reset
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setpin_reset(g, TRUE);
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delayms(100);
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setpin_reset(g, FALSE);
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delayms(100);
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acquire_bus(g);
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const uint16_t *list = &lcd_init_list[0];
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uint8_t size = sizeof(lcd_init_list) / sizeof(lcd_init_list[0]);
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while(size--) {
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write_index(g, *list++);
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}
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// Finish Init
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post_init_board(g);
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release_bus(g);
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// Turn on the back-light
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set_backlight(g, GDISP_INITIAL_BACKLIGHT);
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// Initialise the GDISP structure to match
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g->g.Width = GDISP_SCREEN_WIDTH;
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g->g.Height = GDISP_SCREEN_HEIGHT;
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g->g.Orientation = GDISP_ROTATE_0;
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g->g.Powermode = powerOn;
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g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
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g->g.Contrast = GDISP_INITIAL_CONTRAST;
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return TRUE;
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}
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#if GDISP_HARDWARE_STREAM_WRITE
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LLDSPEC void gdisp_lld_write_start(GDisplay *g)
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{
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acquire_bus(g);
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set_viewport(g);
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}
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LLDSPEC void gdisp_lld_write_color(GDisplay *g)
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{
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write_data(g, gdispColor2Native(g->p.color));
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}
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LLDSPEC void gdisp_lld_write_stop(GDisplay *g)
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{
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release_bus(g);
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}
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#endif
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#if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
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LLDSPEC void gdisp_lld_control(GDisplay *g)
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{
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/* The hardware is capable of supporting...
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* GDISP_CONTROL_POWER - supported
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* GDISP_CONTROL_ORIENTATION - supported
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* GDISP_CONTROL_BACKLIGHT - unsupported
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* GDISP_CONTROL_CONTRAST - unsupported
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*/
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switch(g->p.x) {
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case GDISP_CONTROL_POWER:
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if (g->g.Powermode == (powermode_t)g->p.ptr)
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return;
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switch((powermode_t)g->p.ptr) {
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case powerOff:
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acquire_bus(g);
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write_index(g, SPFD54124B_CMD_SLPIN);
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release_bus(g);
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break;
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case powerOn:
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acquire_bus(g);
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write_index(g, SPFD54124B_CMD_SLPOUT);
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delayms(20);
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write_index(g, SPFD54124B_CMD_NORON);
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release_bus(g);
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break;
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case powerSleep:
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acquire_bus(g);
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write_index(g, SPFD54124B_CMD_SLPOUT);
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delayms(20);
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release_bus(g);
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break;
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default:
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return;
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}
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g->g.Powermode = (powermode_t)g->p.ptr;
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return;
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case GDISP_CONTROL_ORIENTATION:
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if (g->g.Orientation == (orientation_t)g->p.ptr)
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return;
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switch((orientation_t)g->p.ptr) {
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case GDISP_ROTATE_0:
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acquire_bus(g);
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write_index(g, SPFD54124B_CMD_MADCTR);
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write_index(g, 0x0100);
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release_bus(g);
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g->g.Height = GDISP_SCREEN_HEIGHT;
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g->g.Width = GDISP_SCREEN_WIDTH;
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break;
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case GDISP_ROTATE_90:
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acquire_bus(g);
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write_index(g, SPFD54124B_CMD_MADCTR);
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write_index(g, 0x01A0);
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release_bus(g);
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g->g.Height = GDISP_SCREEN_WIDTH;
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g->g.Width = GDISP_SCREEN_HEIGHT;
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break;
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case GDISP_ROTATE_180:
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acquire_bus(g);
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write_index(g, SPFD54124B_CMD_MADCTR);
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write_index(g, 0x01C0);
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release_bus(g);
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g->g.Height = GDISP_SCREEN_HEIGHT;
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g->g.Width = GDISP_SCREEN_WIDTH;
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break;
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case GDISP_ROTATE_270:
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acquire_bus(g);
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write_index(g, SPFD54124B_CMD_MADCTR);
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write_index(g, 0x0160);
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release_bus(g);
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g->g.Height = GDISP_SCREEN_WIDTH;
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g->g.Width = GDISP_SCREEN_HEIGHT;
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break;
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default:
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// GDISP_ROTATE_PORTRAIT and GDISP_ROTATE_LANDSCAPE are handled by the higher level code
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return;
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}
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g->g.Orientation = (orientation_t)g->p.ptr;
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return;
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}
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}
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#endif
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#endif /* GFX_USE_GDISP */
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