diff options
| author | Wu, Josh <Josh.wu@atmel.com> | 2012-09-13 22:22:05 +0000 |
|---|---|---|
| committer | Andreas Bießmann <andreas.devel@googlemail.com> | 2012-10-17 11:29:25 +0200 |
| commit | 3a49cd7e1a26af6708b05d4877bb0254a08dded3 (patch) | |
| tree | 5e6b6cc2910901a8b1fdb616b0c5604e8b1e71a1 /arch/arm/cpu | |
| parent | 1db7377a70a8d931c32648e717695133120d5456 (diff) | |
ARM: at91sam9x5: enable MCI0 support for 9x5ek board.
Signed-off-by: Josh Wu <josh.wu@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c b/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c index 6d77219d0d..93485523b5 100644 --- a/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c +++ b/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c @@ -118,6 +118,21 @@ void at91_serial2_hw_init(void) writel(1 << ATMEL_ID_USART2, &pmc->pcer); } +void at91_mci_hw_init(void) +{ + /* Initialize the MCI0 */ + at91_set_a_periph(AT91_PIO_PORTA, 17, 1); /* MCCK */ + at91_set_a_periph(AT91_PIO_PORTA, 16, 1); /* MCCDA */ + at91_set_a_periph(AT91_PIO_PORTA, 15, 1); /* MCDA0 */ + at91_set_a_periph(AT91_PIO_PORTA, 18, 1); /* MCDA1 */ + at91_set_a_periph(AT91_PIO_PORTA, 19, 1); /* MCDA2 */ + at91_set_a_periph(AT91_PIO_PORTA, 20, 1); /* MCDA3 */ + + /* Enable clock for MCI0 */ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + writel(1 << ATMEL_ID_HSMCI0, &pmc->pcer); +} + #ifdef CONFIG_ATMEL_SPI void at91_spi0_hw_init(unsigned long cs_mask) { |