FAR struct lcd_dev_s *sam_graphics_setup(unsigned int devno)
{
FAR struct spi_dev_s *spi;
FAR struct lcd_dev_s *dev;
/* Configure the OLED GPIOs. This initial configuration is RESET low,
* putting the OLED into reset state.
*/
sam_configgpio(GPIO_SSD1306_RST);
/* Wait a bit then release the OLED from the reset state */
up_mdelay(20);
sam_gpiowrite(GPIO_SSD1306_RST, true);
/* Get the SPI1 port interface */
spi = sam_spibus_initialize(GPIO_SSD1306_CS);
if (!spi)
{
lcderr("ERROR: Failed to initialize SPI port 1\n");
}
else
{
/* Bind the SPI port to the OLED */
dev = ssd1306_initialize(spi, NULL, devno);
if (!dev)
{
lcderr("ERROR: Failed to bind SPI port 1 to OLED %d: %d\n", devno);
}
else
{
lcdinfo("Bound SPI port 1 to OLED %d\n", devno);
/* And turn the OLED on */
(void)dev->setpower(dev, CONFIG_LCD_MAXPOWER);
#if defined(CONFIG_VIDEO_FB) && defined(CONFIG_LCD_FRAMEBUFFER)
/* Initialize and register the simulated framebuffer driver */
ret = fb_register(0, 0);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: fb_register() failed: %d\n", ret);
}
#endif
return dev;
}
}
return NULL;
}
FAR struct lcd_dev_s *board_graphics_setup(unsigned int devno)
{
FAR struct spi_dev_s *spi;
FAR struct lcd_dev_s *dev;
/* Configure the OLED PORTs. This initial configuration is RESET low,
* putting the OLED into reset state.
*/
(void)sam_configport(PORT_OLED_RST);
/* Wait a bit then release the OLED from the reset state */
up_mdelay(20);
sam_portwrite(PORT_OLED_RST, true);
/* Get the SPI1 port interface */
spi = sam_spibus_initialize(OLED_CSNO);
if (!spi)
{
lcderr("ERROR: Failed to initialize SPI port 1\n");
}
else
{
/* Bind the SPI port to the OLED */
dev = ssd1306_initialize(spi, devno);
if (!dev)
{
lcderr("ERROR: Failed to bind SPI port 1 to OLED %d: %d\n", devno);
}
else
{
lcdinfo("Bound SPI port 1 to OLED %d\n", devno);
/* And turn the OLED on */
(void)dev->setpower(dev, CONFIG_LCD_MAXPOWER);
return dev;
}
}
return NULL;
}
FAR struct lcd_dev_s *board_lcd_getdev(int devno)
{
/* Bind the I2C port to the OLED */
g_lcddev = ssd1306_initialize(g_i2c, NULL, devno);
if (!g_lcddev)
{
lcderr("ERROR: Failed to bind SPI port 1 to OLED %d: %d\n", devno);
}
else
{
lcdinfo("Bound I2C port %d to OLED %d\n", OLED_I2C_PORT, devno);
/* And turn the OLED on */
(void)g_lcddev->setpower(g_lcddev, CONFIG_LCD_MAXPOWER);
return g_lcddev;
}
return NULL;
}
