void gfx_ili9341_set_orientation(uint8_t flags)
{
	ili9341_set_orientation(flags);

	/* Switch width and height if XY is switched. */
	if ((flags & GFX_SWITCH_XY) != 0x00) {
		gfx_width = ILI9341_SWITCH_XY_WIDTH;
		gfx_height = ILI9341_SWITCH_XY_HEIGHT;
	} else {
		gfx_width = ILI9341_DEFAULT_WIDTH;
		gfx_height = ILI9341_DEFAULT_HEIGHT;
	}

#ifdef CONF_GFX_USE_CLIPPING
	/* Reset clipping region. */
	gfx_set_clipping(0, 0, gfx_width - 1, gfx_height - 1);
#endif
}
/**
 * \internal
 * \brief Initialize the hardware interface to the controller
 *
 * This will initialize the module used for communication with the controller.
 * Currently supported interfaces by this component driver are the SPI
 * interface through either the SPI module in master mode or the USART in
 * Master SPI mode.  Configuration must be done in the associated
 * conf_ili9341.h file.
 */
static void ili9341_interface_init(void)
{
#if defined(CONF_ILI9341_USART_SPI) || defined(CONF_ILI9341_SPI)
	spi_flags_t spi_flags = SPI_MODE_0;
	board_spi_select_id_t spi_select_id = 0;
#else
	#error Interface for ILI9341 has not been selected or interface not\
	supported, please configure component driver using the conf_ili9341.h\
	file!
#endif

#if defined(CONF_ILI9341_USART_SPI)
	struct usart_spi_device device = {
		.id = 0,
	};

	usart_spi_init(CONF_ILI9341_USART_SPI);
	usart_spi_setup_device(CONF_ILI9341_USART_SPI, &device, spi_flags,
			CONF_ILI9341_CLOCK_SPEED, spi_select_id);

#elif defined(CONF_ILI9341_SPI)
	struct spi_device device = {
		.id = 0,
	};

	spi_master_init(CONF_ILI9341_SPI);
	spi_master_setup_device(CONF_ILI9341_SPI, &device, spi_flags,
			CONF_ILI9341_CLOCK_SPEED, spi_select_id);
	spi_enable(CONF_ILI9341_SPI);

#  if UC3
	spi_set_chipselect(CONF_ILI9341_SPI, ~(1 << 0));

#    if defined(ILI9341_DMA_ENABLED)
	sysclk_enable_peripheral_clock(&AVR32_PDCA);
#    endif
#  endif

	/* Send one dummy byte for the spi_is_tx_ok() to work as expected */
	spi_write_single(CONF_ILI9341_SPI, 0);
#endif
}

/**
 * \internal
 * \brief Initialize all the display registers
 *
 * This function will set up all the internal registers according the the
 * manufacturer's description.
 */
static void ili9341_controller_init_registers(void)
{
	ili9341_send_command(ILI9341_CMD_POWER_CONTROL_A);
	ili9341_send_byte(0x39);
	ili9341_send_byte(0x2C);
	ili9341_send_byte(0x00);
	ili9341_send_byte(0x34);
	ili9341_send_byte(0x02);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(ILI9341_CMD_POWER_CONTROL_B);
	ili9341_send_byte(0x00);
	ili9341_send_byte(0xAA);
	ili9341_send_byte(0XB0);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(ILI9341_CMD_PUMP_RATIO_CONTROL);
	ili9341_send_byte(0x30);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(ILI9341_CMD_POWER_CONTROL_1);
	ili9341_send_byte(0x25);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(ILI9341_CMD_POWER_CONTROL_2);
	ili9341_send_byte(0x11);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(ILI9341_CMD_VCOM_CONTROL_1);
	ili9341_send_byte(0x5C);
	ili9341_send_byte(0x4C);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(ILI9341_CMD_VCOM_CONTROL_2);
	ili9341_send_byte(0x94);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(ILI9341_CMD_DRIVER_TIMING_CONTROL_A);
	ili9341_send_byte(0x85);
	ili9341_send_byte(0x01);
	ili9341_send_byte(0x78);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(ILI9341_CMD_DRIVER_TIMING_CONTROL_B);
	ili9341_send_byte(0x00);
	ili9341_send_byte(0x00);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(ILI9341_CMD_COLMOD_PIXEL_FORMAT_SET);
	ili9341_send_byte(0x05);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_set_orientation(0);
	ili9341_set_limits(0, 0, ILI9341_DEFAULT_WIDTH,
			ILI9341_DEFAULT_HEIGHT);
}

/**
 * \internal
 * \brief Send display commands to exit standby mode
 *
 * This function is used to exit the display standby mode, which is the default
 * mode after a reset signal to the display.
 */
static void ili9341_exit_standby(void)
{
	ili9341_send_command(ILI9341_CMD_SLEEP_OUT);
	ili9341_deselect_chip();
	delay_ms(150);
	ili9341_send_command(ILI9341_CMD_DISPLAY_ON);
	ili9341_deselect_chip();
}
Example #3
0
/**
 * \internal
 * \brief Initialize the hardware interface to the controller
 *
 * This will initialize the module used for communication with the controller.
 * Currently supported interfaces by this component driver are the SPI
 * interface through either the SPI module in master mode or the USART in
 * Master SPI mode.  Configuration must be done in the associated
 * conf_ili9341.h file.
 */
static void ili9341_interface_init(void)
{
#if defined(CONF_ILI9341_USART_SPI) || defined(CONF_ILI9341_SPI)
	spi_flags_t spi_flags = SPI_MODE_0;
	board_spi_select_id_t spi_select_id = 0;
#else
	#error Interface for ILI9341 has not been selected or interface not\
	supported, please configure component driver using the conf_ili9341.h\
	file!
#endif

#if defined(CONF_ILI9341_USART_SPI)
	struct usart_spi_device device = {
		.id = 0,
	};

	usart_spi_init(CONF_ILI9341_USART_SPI);
	usart_spi_setup_device(CONF_ILI9341_USART_SPI, &device, spi_flags,
			CONF_ILI9341_CLOCK_SPEED, spi_select_id);

#elif defined(CONF_ILI9341_SPI)
	struct spi_device device = {
		.id = 0,
	};

	spi_master_init(CONF_ILI9341_SPI);
	spi_master_setup_device(CONF_ILI9341_SPI, &device, spi_flags,
			CONF_ILI9341_CLOCK_SPEED, spi_select_id);
	spi_enable(CONF_ILI9341_SPI);

#  if UC3
	spi_set_chipselect(CONF_ILI9341_SPI, ~(1 << 0));

#    if defined(ILI9341_DMA_ENABLED)
	sysclk_enable_peripheral_clock(&AVR32_PDCA);
#    endif
#  endif

	/* Send one dummy byte for the spi_is_tx_ok() to work as expected */
	spi_write_single(CONF_ILI9341_SPI, 0);
#endif
}

/**
 * \internal
 * \brief Initialize all the display registers
 *
 * This function will set up all the internal registers according the the
 * manufacturer's description.
 */
static void ili9341_controller_init_registers(void)
{
	ili9341_send_command(0xEF);
	ili9341_send_byte(0x03);
	ili9341_send_byte(0x80);
	ili9341_send_byte(0x02);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xCF);
	ili9341_send_byte(0x00);
	ili9341_send_byte(0xC1);
	ili9341_send_byte(0x30);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xED);
	ili9341_send_byte(0x64);
	ili9341_send_byte(0x03);
	ili9341_send_byte(0x12);
	ili9341_send_byte(0x81);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xE8);
	ili9341_send_byte(0x85);
	ili9341_send_byte(0x00);
	ili9341_send_byte(0x78);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xCB);
	ili9341_send_byte(0x39);
	ili9341_send_byte(0x2C);
	ili9341_send_byte(0x00);
	ili9341_send_byte(0x34);
	ili9341_send_byte(0x02);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xF7);
	ili9341_send_byte(0x20);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xEA);
	ili9341_send_byte(0x00);
	ili9341_send_byte(0x00);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xC0);
	ili9341_send_byte(0x23);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xC1);
	ili9341_send_byte(0x10);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xC5);
	ili9341_send_byte(0x3E);
	ili9341_send_byte(0x28);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xC7);
	ili9341_send_byte(0x86);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0x36);
	ili9341_send_byte(0x48);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0x3A);
	ili9341_send_byte(0x55);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xB1);
	ili9341_send_byte(0x00);
	ili9341_send_byte(0x18);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xB6);
	ili9341_send_byte(0x08);
	ili9341_send_byte(0x82);
	ili9341_send_byte(0x27);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xF2);
	ili9341_send_byte(0x00);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0x26);
	ili9341_send_byte(0x01);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xE0);
	ili9341_send_byte(0x0F);
	ili9341_send_byte(0x31);
	ili9341_send_byte(0x2B);
	ili9341_send_byte(0x0C);
	ili9341_send_byte(0x0E);
	ili9341_send_byte(0x08);
	ili9341_send_byte(0x4E);
	ili9341_send_byte(0xF1);
	ili9341_send_byte(0x37);
	ili9341_send_byte(0x07);
	ili9341_send_byte(0x10);
	ili9341_send_byte(0x03);
	ili9341_send_byte(0x0E);
	ili9341_send_byte(0x09);
	ili9341_send_byte(0x00);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();

	ili9341_send_command(0xE1);
	ili9341_send_byte(0x00);
	ili9341_send_byte(0x0E);
	ili9341_send_byte(0x14);
	ili9341_send_byte(0x03);
	ili9341_send_byte(0x11);
	ili9341_send_byte(0x07);
	ili9341_send_byte(0x31);
	ili9341_send_byte(0xC1);
	ili9341_send_byte(0x48);
	ili9341_send_byte(0x08);
	ili9341_send_byte(0x0F);
	ili9341_send_byte(0x0C);
	ili9341_send_byte(0x31);
	ili9341_send_byte(0x36);
	ili9341_send_byte(0x0F);
	ili9341_wait_for_send_done();
	ili9341_deselect_chip();




	// ili9341_send_command(ILI9341_CMD_POWER_CONTROL_A);
	// ili9341_send_byte(0x39);
	// ili9341_send_byte(0x2C);
	// ili9341_send_byte(0x00);
	// ili9341_send_byte(0x34);
	// ili9341_send_byte(0x02);
	// ili9341_wait_for_send_done();
	// ili9341_deselect_chip();

	// ili9341_send_command(ILI9341_CMD_POWER_CONTROL_B);
	// ili9341_send_byte(0x00);
	// ili9341_send_byte(0xAA);
	// ili9341_send_byte(0XB0);
	// ili9341_wait_for_send_done();
	// ili9341_deselect_chip();

	// ili9341_send_command(ILI9341_CMD_PUMP_RATIO_CONTROL);
	// ili9341_send_byte(0x30);
	// ili9341_wait_for_send_done();
	// ili9341_deselect_chip();

	// ili9341_send_command(ILI9341_CMD_POWER_CONTROL_1);
	// ili9341_send_byte(0x25);
	// ili9341_wait_for_send_done();
	// ili9341_deselect_chip();

	// ili9341_send_command(ILI9341_CMD_POWER_CONTROL_2);
	// ili9341_send_byte(0x11);
	// ili9341_wait_for_send_done();
	// ili9341_deselect_chip();

	// ili9341_send_command(ILI9341_CMD_VCOM_CONTROL_1);
	// ili9341_send_byte(0x5C);
	// ili9341_send_byte(0x4C);
	// ili9341_wait_for_send_done();
	// ili9341_deselect_chip();

	// ili9341_send_command(ILI9341_CMD_VCOM_CONTROL_2);
	// ili9341_send_byte(0x94);
	// ili9341_wait_for_send_done();
	// ili9341_deselect_chip();

	// ili9341_send_command(ILI9341_CMD_DRIVER_TIMING_CONTROL_A);
	// ili9341_send_byte(0x85);
	// ili9341_send_byte(0x01);
	// ili9341_send_byte(0x78);
	// ili9341_wait_for_send_done();
	// ili9341_deselect_chip();

	// ili9341_send_command(ILI9341_CMD_DRIVER_TIMING_CONTROL_B);
	// ili9341_send_byte(0x00);
	// ili9341_send_byte(0x00);
	// ili9341_wait_for_send_done();
	// ili9341_deselect_chip();

	// ili9341_send_command(ILI9341_CMD_COLMOD_PIXEL_FORMAT_SET);
	// ili9341_send_byte(0x05);
	// ili9341_wait_for_send_done();
	// ili9341_deselect_chip();

	ili9341_set_orientation(0);
	ili9341_set_limits(0, 0, ILI9341_DEFAULT_WIDTH,
			ILI9341_DEFAULT_HEIGHT);
}


void ili9341_enter_standby(void) {
	ili9341_send_command(ILI9341_CMD_ENTER_SLEEP_MODE);
	ili9341_deselect_chip();
} 
Example #4
0
static inline int ili9341_init_chip(struct ili9341 *ili)
{
	int ret = 0;
#ifdef SCREEN_TEST
	int x,y;
#endif

	ili9341_reset(ili);

	ili9341_send_command(ili, 0xEF);
	ili9341_send_byte(ili, 0x03);
	ili9341_send_byte(ili, 0x80);
	ili9341_send_byte(ili, 0x02);
	ili9341_send_command(ili, 0xCF);
	ili9341_send_byte(ili, 0x00);
	ili9341_send_byte(ili, 0XC1);
	ili9341_send_byte(ili, 0X30);
	ili9341_send_command(ili, 0xED);
	ili9341_send_byte(ili, 0x64);
	ili9341_send_byte(ili, 0x03);
	ili9341_send_byte(ili, 0X12);
	ili9341_send_byte(ili, 0X81);
	ili9341_send_command(ili, 0xE8);
	ili9341_send_byte(ili, 0x85);
	ili9341_send_byte(ili, 0x00);
	ili9341_send_byte(ili, 0x78);
	ili9341_send_command(ili, 0xCB);
	ili9341_send_byte(ili, 0x39);
	ili9341_send_byte(ili, 0x2C);
	ili9341_send_byte(ili, 0x00);
	ili9341_send_byte(ili, 0x34);
	ili9341_send_byte(ili, 0x02);
	ili9341_send_command(ili, 0xF7);
	ili9341_send_byte(ili, 0x20);
	ili9341_send_command(ili, 0xEA);
	ili9341_send_byte(ili, 0x00);
	ili9341_send_byte(ili, 0x00);
	ili9341_send_command(ili, ILI9341_PWCTR1); //Power control
	ili9341_send_byte(ili, 0x23); //VRH[5:0]
	ili9341_send_command(ili, ILI9341_PWCTR2); //Power control
	ili9341_send_byte(ili, 0x10); //SAP[2:0];BT[3:0]
	ili9341_send_command(ili, ILI9341_VMCTR1); //VCM control
	ili9341_send_byte(ili, 0x3e); //¶Ô±È¶Èµ÷½Ú
	ili9341_send_byte(ili, 0x28);
	ili9341_send_command(ili, ILI9341_VMCTR2); //VCM control2
	ili9341_send_byte(ili, 0x86); //--
	ili9341_send_command(ili, ILI9341_MADCTL); // Memory Access Control
	ili9341_send_byte(ili, 0x48);
	ili9341_send_command(ili, ILI9341_PIXFMT);
	ili9341_send_byte(ili, 0x55);
	ili9341_send_command(ili, ILI9341_FRMCTR1);
	ili9341_send_byte(ili, 0x00);
	ili9341_send_byte(ili, 0x18);
	ili9341_send_command(ili, ILI9341_DFUNCTR); // Display Function Control
	ili9341_send_byte(ili, 0x08);
	ili9341_send_byte(ili, 0x82);
	ili9341_send_byte(ili, 0x27);
	ili9341_send_command(ili, 0xF2); // 3Gamma Function Disable
	ili9341_send_byte(ili, 0x00);
	ili9341_send_command(ili, ILI9341_GAMMASET); //Gamma curve selected
	ili9341_send_byte(ili, 0x01);
	ili9341_send_command(ili, ILI9341_GMCTRP1); //Set Gamma
	ili9341_send_byte(ili, 0x0F);
	ili9341_send_byte(ili, 0x31);
	ili9341_send_byte(ili, 0x2B);
	ili9341_send_byte(ili, 0x0C);
	ili9341_send_byte(ili, 0x0E);
	ili9341_send_byte(ili, 0x08);
	ili9341_send_byte(ili, 0x4E);
	ili9341_send_byte(ili, 0xF1);
	ili9341_send_byte(ili, 0x37);
	ili9341_send_byte(ili, 0x07);
	ili9341_send_byte(ili, 0x10);
	ili9341_send_byte(ili, 0x03);
	ili9341_send_byte(ili, 0x0E);
	ili9341_send_byte(ili, 0x09);
	ili9341_send_byte(ili, 0x00);
	ili9341_send_command(ili, ILI9341_GMCTRN1); //Set Gamma
	ili9341_send_byte(ili, 0x00);
	ili9341_send_byte(ili, 0x0E);
	ili9341_send_byte(ili, 0x14);
	ili9341_send_byte(ili, 0x03);
	ili9341_send_byte(ili, 0x11);
	ili9341_send_byte(ili, 0x07);
	ili9341_send_byte(ili, 0x31);
	ili9341_send_byte(ili, 0xC1);
	ili9341_send_byte(ili, 0x48);
	ili9341_send_byte(ili, 0x08);
	ili9341_send_byte(ili, 0x0F);
	ili9341_send_byte(ili, 0x0C);
	ili9341_send_byte(ili, 0x31);
	ili9341_send_byte(ili, 0x36);
	ili9341_send_byte(ili, 0x0F);
	ili9341_send_command(ili, ILI9341_SLPOUT); //Exit Sleep
	mdelay(120);
	
	ili9341_set_orientation(ili, ILI9341_SWITCH_XY | ILI9341_FLIP_X);
	ili9341_send_command(ili, ILI9341_DISPON); //Display on
	
#ifdef SCREEN_TEST
	ili9341_set_window(ili, 0, 0, ILI9341_TFTWIDTH, ILI9341_TFTHEIGHT);
	for(y=ILI9341_TFTHEIGHT; y>0; y--) {
		for(x=ILI9341_TFTWIDTH; x>0; x--) {
			ili9341_send_byte(ili, 0x55);
			ili9341_send_byte(ili, 0x55);
		}
	}
#endif
/*	if (ret != 0) {
		dev_err(ili->dev, "failed to initialise display\n");
		return ret;
	}*/

	ili->initialised = 1;
	return ret;
}