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arm: rmobile: alt: Add support MMC and MMC command

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Alt board has been connected to eMMC of 8GB to MMC port.
This enables MMC port and MMC command.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
This commit is contained in:
Nobuhiro Iwamatsu 2014-12-03 15:30:30 +09:00 committed by Nobuhiro Iwamatsu
parent d7916b1d38
commit 2b8c0814f8
2 changed files with 28 additions and 0 deletions
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19
board/renesas/alt/alt.c
View file

@ -16,6 +16,7 @@
#include <asm/gpio.h>
#include <asm/arch/rmobile.h>
#include <asm/arch/rcar-mstp.h>
#include <asm/arch/mmc.h>
#include <netdev.h>
#include <miiphy.h>
#include <i2c.h>
@ -42,6 +43,7 @@ void s_init(void)
#define SCIF2_MSTP719 (1 << 19)
#define ETHER_MSTP813 (1 << 13)
#define IIC1_MSTP323 (1 << 23)
#define MMC0_MSTP315 (1 << 15)
int board_early_init_f(void)
{
@ -57,6 +59,10 @@ int board_early_init_f(void)
/* IIC1 / sh-i2c ch1 */
mstp_clrbits_le32(MSTPSR3, SMSTPCR3, IIC1_MSTP323);
#ifdef CONFIG_SH_MMCIF
/* MMC */
mstp_clrbits_le32(MSTPSR3, SMSTPCR3, MMC0_MSTP315);
#endif
return 0;
}
@ -120,6 +126,19 @@ int board_eth_init(bd_t *bis)
#endif
}
int board_mmc_init(bd_t *bis)
{
int ret = 0;
#ifdef CONFIG_SH_MMCIF
gpio_request(GPIO_GP_4_31, NULL);
gpio_set_value(GPIO_GP_4_31, 1);
ret = mmcif_mmc_init();
#endif
return ret;
}
int dram_init(void)
{
gd->ram_size = CONFIG_SYS_SDRAM_SIZE;

9
include/configs/alt.h
View file

@ -95,6 +95,15 @@
#define CONFIG_USB_EHCI_RMOBILE
#define CONFIG_USB_MAX_CONTROLLER_COUNT 2
/* MMCIF */
#define CONFIG_MMC
#define CONFIG_GENERIC_MMC
#define CONFIG_CMD_MMC
#define CONFIG_SH_MMCIF
#define CONFIG_SH_MMCIF_ADDR 0xee200000
#define CONFIG_SH_MMCIF_CLK 48000000
/* Module stop status bits */
/* INTC-RT */
#define CONFIG_SMSTP0_ENA 0x00400000