keyboard/qmk/lib/ugfx/boards/base/Olimex-STM32-LCD/board_ILI9320.h

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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.io/license.html
*/
#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->board to that structure.
#define GDISP_REG (*((volatile gU16 *) 0x60000000)) /* RS = 0 */
#define GDISP_RAM (*((volatile gU16 *) 0x60100000)) /* RS = 1 */
static GFXINLINE void init_board(GDisplay *g) {
// As we are not using multiple displays we set g->board to NULL as we don't use it.
g->board = 0;
switch(g->controllerdisplay) {
case 0: // Set up for Display 0
/* FSMC setup for F1 */
rccEnableAHB(RCC_AHBENR_FSMCEN, 0);
/* set pin modes */
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);
palSetPadMode(GPIOE, GPIOE_TFT_RST, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOD, GPIOD_TFT_LIGHT, PAL_MODE_OUTPUT_PUSHPULL);
/* FSMC timing */
FSMC_Bank1->BTCR[0+1] = (6) | (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[0] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
break;
}
}
static GFXINLINE void post_init_board(GDisplay *g) {
(void) g;
}
static GFXINLINE void setpin_reset(GDisplay *g, gBool state) {
(void) g;
if(state)
palClearPad(GPIOE, GPIOE_TFT_RST);
else
palSetPad(GPIOE, GPIOE_TFT_RST);
}
static GFXINLINE void set_backlight(GDisplay *g, gU8 percent) {
(void) g;
if(percent)
palClearPad(GPIOD, GPIOD_TFT_LIGHT);
else
palSetPad(GPIOD, GPIOD_TFT_LIGHT);
}
static GFXINLINE void acquire_bus(GDisplay *g) {
(void) g;
}
static GFXINLINE void release_bus(GDisplay *g) {
(void) g;
}
static GFXINLINE void write_index(GDisplay *g, gU16 index) {
(void) g;
GDISP_REG = index;
}
static GFXINLINE void write_data(GDisplay *g, gU16 data) {
(void) g;
GDISP_RAM = data;
}
static GFXINLINE void setreadmode(GDisplay *g) {
(void) g;
}
static GFXINLINE void setwritemode(GDisplay *g) {
(void) g;
}
static GFXINLINE gU16 read_data(GDisplay *g) {
(void) g;
return GDISP_RAM;
}
#endif /* GDISP_LLD_BOARD_H */