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| author | Yangbo Lu <yangbo.lu@freescale.com> | 2015-09-17 10:27:12 +0800 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2015-11-02 08:49:51 -0800 |
| commit | cdc69550d21f38c99a3c2428598f1a6f126e955e (patch) | |
| tree | f0fcd04ab87e03aa47966e90167c760c7c860f5d | |
| parent | 512bdbd46a340e5d04afe9a865992b750dfd4503 (diff) | |
| download | u-boot-cdc69550d21f38c99a3c2428598f1a6f126e955e.tar.gz | |
mmc: fsl_esdhc: enable dat[4:7] for eMMC4.5 Adapter Card
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>
Reviewed-by: York Sun <yorksun@freescale.com>
| -rw-r--r-- | board/freescale/common/qixis.h | 2 | ||||
| -rw-r--r-- | drivers/mmc/fsl_esdhc.c | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/board/freescale/common/qixis.h b/board/freescale/common/qixis.h index 51ce9c328d..450cd0ddbd 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 f36b794969..5c20627c1c 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -748,6 +748,9 @@ 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; |