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ARM: at91sam9x5: enable MCI0 support for 9x5ek board.

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Signed-off-by: Josh Wu <josh.wu@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
This commit is contained in:
Wu, Josh 2012-09-13 22:22:05 +00:00 committed by Andreas Bießmann
parent 1db7377a70
commit 3a49cd7e1a
3 changed files with 35 additions and 0 deletions
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15
arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c
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@ -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)
{

10
board/atmel/at91sam9x5ek/at91sam9x5ek.c
View File

@ -31,6 +31,7 @@
#include <asm/arch/clk.h>
#include <lcd.h>
#include <atmel_hlcdc.h>
#include <atmel_mci.h>
#ifdef CONFIG_MACB
#include <net.h>
#endif
@ -258,6 +259,15 @@ void spi_cs_deactivate(struct spi_slave *slave)
}
#endif /* CONFIG_ATMEL_SPI */
#ifdef CONFIG_GENERIC_ATMEL_MCI
int board_mmc_init(bd_t *bd)
{
at91_mci_hw_init();
return atmel_mci_init((void *)ATMEL_BASE_HSMCI0);
}
#endif
int board_early_init_f(void)
{
at91_seriald_hw_init();

10
include/configs/at91sam9x5ek.h
View File

@ -89,6 +89,7 @@
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_NAND
#define CONFIG_CMD_SF
#define CONFIG_CMD_MMC
/* SDRAM */
#define CONFIG_NR_DRAM_BANKS 1
@ -138,6 +139,15 @@
#define CONFIG_CMD_UBIFS
#endif
/* MMC */
#ifdef CONFIG_CMD_MMC
#define CONFIG_MMC
#define CONFIG_CMD_FAT
#define CONFIG_GENERIC_MMC
#define CONFIG_GENERIC_ATMEL_MCI
#define CONFIG_DOS_PARTITION
#endif
/* Ethernet */
#define CONFIG_MACB
#define CONFIG_RMII