/*
* Initialize the IOMUX Alternative Functions of the Freescale Kinetis MCU
*/
void __init kinetis_iomux_init(void)
{
int platform;
int lcdtype;
/*
* Configure IOs depending on the board we're running on, and
* the configuration options we're using.
* Let's control platform strictly: if some of it does not need to
* play with iomux, it must be present in switch below (otherwise,
* the warning message will be printed-out)
*/
platform = kinetis_platform_get();
lcdtype = kinetis_lcdtype_get();
/*
* LCD signals
*/
if (lcdtype == LCD_TWR_LCD_RGB || (lcdtype == LCD_FUT_TWR_NL8048 &&
(platform == PLATFORM_KINETIS_K70_SOM ||
platform == PLATFORM_KINETIS_TWR_K70F120M))) {
kinetis_gpio_config_table(
twr_lcd_rgb_iomux, ARRAY_SIZE(twr_lcd_rgb_iomux));
} else if (lcdtype == LCD_EA_LCD_004 &&
platform == PLATFORM_KINETIS_K70_SOM) {
kinetis_gpio_config_table(
k70som_ealcd004_iomux,
ARRAY_SIZE(k70som_ealcd004_iomux));
} else if (lcdtype == LCD_EA_LCD_004 &&
platform == PLATFORM_KINETIS_TWR_K70F120M) {
pr_err("%s: Configuration of TWR-K70F120M with EA-LCD-004 "
"is not supported yet.", __func__);
} else {
pr_err("%s: unsupported platform (%d) or type of LCD (%d)\n",
__func__, platform, lcdtype);
}
/*
* Signals other than LCD
*/
switch (platform) {
case PLATFORM_KINETIS_TWR_K70F120M:
kinetis_gpio_config_table(
twrk70f120m_iomux, ARRAY_SIZE(twrk70f120m_iomux));
break;
case PLATFORM_KINETIS_K70_SOM:
case PLATFORM_KINETIS_K61_SOM:
kinetis_gpio_config_table(
k70som_iomux, ARRAY_SIZE(k70som_iomux));
break;
default:
break;
}
}
/*
* Configure all necessary GPIO pins
*/
static void gpio_init(void)
{
/*
* Configure GPIO pins using the `twr_k70f120m_gpio[]` table
*/
kinetis_gpio_config_table(
twr_k70f120m_gpio, ARRAY_SIZE(twr_k70f120m_gpio));
}
/*
* Configure all necessary GPIO pins
*/
static void gpio_init(void)
{
/*
* Configure GPIO pins using the `k70_som_gpio[]` table
*/
kinetis_gpio_config_table(
k70_som_gpio, ARRAY_SIZE(k70_som_gpio));
}
