void lm3s_boardinitialize(void)
{
/* Configure SPI chip selects if 1) SSI is not disabled, and 2) the weak function
* lm3s_ssiinitialize() has been brought into the link.
*/
#if !defined(CONFIG_SSI0_DISABLE)
if (lm3s_ssiinitialize)
{
lm3s_ssiinitialize();
}
#endif
/* Configure on-board LEDs if LED support has been selected. */
#ifdef CONFIG_ARCH_LEDS
up_ledinit();
#endif
/* Configure serial transciever */
lm3s_configgpio(XCVR_INV_GPIO);
lm3s_configgpio(XCVR_ENA_GPIO);
lm3s_configgpio(XCVR_ON_GPIO);
lm3s_configgpio(XCVR_OFF_GPIO);
}
void weak_function lm3s_ssiinitialize(void)
{
/* Configure the SPI-based microSD CS GPIO */
ssi_dumpgpio("lm3s_ssiinitialize() Entry)");
lm3s_configgpio(SDCCS_GPIO);
#ifdef CONFIG_NX_LCDDRIVER
lm3s_configgpio(OLEDCS_GPIO);
#endif
ssi_dumpgpio("lm3s_ssiinitialize() Exit");
}
void up_ledinit(void)
{
leddbg("Initializing\n");
/* Configure Port F, Bit 2 as an output, initial value=OFF */
led_dumpgpio("up_ledinit before lm3s_configgpio()");
lm3s_configgpio(LED0_GPIO);
lm3s_configgpio(LED1_GPIO);
led_dumpgpio("up_ledinit after lm3s_configgpio()");
g_nest = 0;
}
FAR struct lcd_dev_s *up_nxdrvinit(unsigned int devno)
{
FAR struct spi_dev_s *spi;
FAR struct lcd_dev_s *dev;
/* Configure the OLED GPIOs */
oledcs_dumpgpio("up_nxdrvinit: After OLEDCS setup");
oleddc_dumpgpio("up_nxdrvinit: On entry");
lm3s_configgpio(OLEDDC_GPIO); /* PC7: OLED display data/control select (D/Cn) */
lm3s_configgpio(OLEDEN_GPIO); /* PC6: Enable +15V needed by OLED (EN+15V) */
oleddc_dumpgpio("up_nxdrvinit: After OLEDDC/EN setup");
/* Get the SSI port (configure as a Freescale SPI port) */
spi = up_spiinitialize(0);
if (!spi)
{
glldbg("Failed to initialize SSI port 0\n");
}
else
{
/* Bind the SSI port to the OLED */
dev = rit_initialize(spi, devno);
if (!dev)
{
glldbg("Failed to bind SSI port 0 to OLED %d: %d\n", devno);
}
else
{
gllvdbg("Bound SSI port 0 to OLED %d\n", devno);
/* And turn the OLED on (CONFIG_LCD_MAXPOWER should be 1) */
(void)dev->setpower(dev, CONFIG_LCD_MAXPOWER);
return dev;
}
}
return NULL;
}
