arm: at91: enable mci support for at91sam9g20ek.
Signed-off-by: Josh Wu <josh.wu@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
diff --git a/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c b/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
index 19ec615..5e995e1 100644
--- a/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
+++ b/arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
@@ -203,6 +203,10 @@
#if defined(CONFIG_GENERIC_ATMEL_MCI)
void at91_mci_hw_init(void)
{
+ /* Enable mci clock */
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+ writel(1 << ATMEL_ID_MCI, &pmc->pcer);
+
at91_set_a_periph(AT91_PIO_PORTA, 8, 1); /* MCCK */
#if defined(CONFIG_ATMEL_MCI_PORTB)
at91_set_b_periph(AT91_PIO_PORTA, 1, 1); /* MCCDB */