void lm3s_spiselect(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected)
{
ssidbg("devid: %d CS: %s\n", (int)devid, selected ? "assert" : "de-assert");
ssi_dumpgpio("lm3s_spiselect() Entry");
if (devid == SPIDEV_MMCSD)
{
/* Assert the CS pin to the card */
lm3s_gpiowrite(SDCCS_GPIO, !selected);
}
#ifdef CONFIG_NX_LCDDRIVER
else if (devid == SPIDEV_DISPLAY)
{
/* Assert the CS pin to the display */
lm3s_gpiowrite(OLEDCS_GPIO, !selected);
}
#endif
ssi_dumpgpio("lm3s_spiselect() Exit");
}
int lm3s_spicmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd)
{
if (devid == SPIDEV_DISPLAY)
{
/* Set GPIO to 1 for data, 0 for command */
lm3s_gpiowrite(OLEDDC_GPIO, !cmd);
return OK;
}
return -ENODEV;
}
void up_ledon(int led)
{
switch (led)
{
case LED_STARTED:
case LED_HEAPALLOCATE:
default:
break;
case LED_INIRQ:
case LED_SIGNAL:
case LED_ASSERTION:
case LED_PANIC:
g_nest++;
case LED_IRQSENABLED:
case LED_STACKCREATED:
led_dumpgpio("up_ledon: before lm3s_gpiowrite()");
lm3s_gpiowrite(LED1_GPIO, false);
led_dumpgpio("up_ledon: after lm3s_gpiowrite()");
break;
}
}
void up_ledoff(int led)
{
switch (led)
{
case LED_IRQSENABLED:
case LED_STACKCREATED:
case LED_STARTED:
case LED_HEAPALLOCATE:
default:
break;
case LED_INIRQ:
case LED_SIGNAL:
case LED_ASSERTION:
case LED_PANIC:
if (--g_nest <= 0)
{
led_dumpgpio("up_ledoff: before lm3s_gpiowrite()");
lm3s_gpiowrite(LED1_GPIO, true);
led_dumpgpio("up_ledoff: after lm3s_gpiowrite()");
}
break;
}
}
