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arm: at91: enable mci support for at91sam9g20ek.

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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 2013-03-28 20:28:41 +00:00 • committed by Andreas Bießmann
parent 9e33690389
commit a73267a7ce
3 changed files with 28 additions and 2 deletions
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4
arch/arm/cpu/arm926ejs/at91/at91sam9260_devices.c
View file

@ -203,6 +203,10 @@ void at91_macb_hw_init(void)
#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 */

10
board/atmel/at91sam9260ek/at91sam9260ek.c
View file

@ -30,6 +30,7 @@
#include <asm/arch/at91_pmc.h>
#include <asm/arch/at91_rstc.h>
#include <asm/arch/gpio.h>
#include <atmel_mci.h>
#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
# include <net.h>
@ -143,6 +144,15 @@ static void at91sam9260ek_macb_hw_init(void)
}
#endif
#ifdef CONFIG_GENERIC_ATMEL_MCI
int board_mmc_init(bd_t *bd)
{
at91_mci_hw_init();
return atmel_mci_init((void *)ATMEL_BASE_MCI);
}
#endif
int board_early_init_f(void)
{
struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;

16
include/configs/at91sam9260ek.h
View file

@ -105,6 +105,8 @@
#define CONFIG_CMD_PING 1
#define CONFIG_CMD_DHCP 1
#define CONFIG_CMD_NAND 1
#define CONFIG_CMD_MMC
#define CONFIG_CMD_FAT
#define CONFIG_CMD_USB 1
/*
@ -158,6 +160,18 @@
#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
#endif
/* MMC */
#ifdef CONFIG_CMD_MMC
#define CONFIG_MMC
#define CONFIG_GENERIC_MMC
#define CONFIG_GENERIC_ATMEL_MCI
#endif
/* FAT */
#ifdef CONFIG_CMD_FAT
#define CONFIG_DOS_PARTITION
#endif
/* NOR flash - no real flash on this board */
#define CONFIG_SYS_NO_FLASH 1
@ -170,13 +184,11 @@
/* USB */
#define CONFIG_USB_ATMEL
#define CONFIG_USB_OHCI_NEW 1
#define CONFIG_DOS_PARTITION 1
#define CONFIG_SYS_USB_OHCI_CPU_INIT 1
#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */
#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
#define CONFIG_USB_STORAGE 1
#define CONFIG_CMD_FAT 1
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */