If adapter card type identification is supported for platform, we would enable dat[4:7] for eMMC4.5 Adapter Card.

Signed-off-by: Yangbo Lu yangbo.lu@freescale.com --- Changes for v2: - Modified the commit message - Added a patch enabling EVDD automatic control --- board/freescale/common/qixis.h | 2 ++ drivers/mmc/fsl_esdhc.c | 3 +++ 2 files changed, 5 insertions(+)

diff --git a/board/freescale/common/qixis.h b/board/freescale/common/qixis.h index 51ce9c3..450cd0d 100644 --- a/board/freescale/common/qixis.h +++ b/board/freescale/common/qixis.h @@ -127,6 +127,8 @@ void qixis_write_i2c(unsigned int reg, u8 value); #define QIXIS_ESDHC_NO_ADAPTER 0x7 /* No Card is Present*/ #define QIXIS_SDCLKIN 0x08 #define QIXIS_SDCLKOUT 0x02 +#define QIXIS_DAT5_6_7 0X02 +#define QIXIS_DAT4 0X01 #endif

#endif diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index 0b37002..639ec02 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -747,6 +747,9 @@ void mmc_adapter_card_type_ident(void)

switch (card_id) { case QIXIS_ESDHC_ADAPTER_TYPE_EMMC45: + value = QIXIS_READ(brdcfg[5]); + value |= (QIXIS_DAT4 | QIXIS_DAT5_6_7); + QIXIS_WRITE(brdcfg[5], value); break; case QIXIS_ESDHC_ADAPTER_TYPE_SDMMC_LEGACY: break;