diff options
| author | Yangbo Lu <yangbo.lu@freescale.com> | 2015-04-22 13:57:00 +0800 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2015-05-04 09:25:19 -0700 |
| commit | 5a8dbdc6b4b8b4b17c807c9bb23807cdc66f6feb (patch) | |
| tree | 13de7d43ebb84d211debe354937bcf1b8701c2f8 /board/freescale | |
| parent | fd3a78a538b2591a420f173faea442ae969ff623 (diff) | |
mmc: fsl_esdhc: Add adapter card type identification support
Add adapter card type identification support by reading
FPGA STAT_PRES1 register SDHC Card ID[0:2] bits. To use this function,
define CONFIG_FSL_ESDHC_ADAPTER_IDENT.
Signed-off-by: Yangbo Lu <yangbo.lu@freescale.com>
Cc: York Sun <yorksun@freescale.com>
Cc: Pantelis Antoniou <panto@antoniou-consulting.com>
[York Sun: resolve conflicts in README.fsl-esdhc]
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'board/freescale')
| -rw-r--r-- | board/freescale/common/qixis.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/board/freescale/common/qixis.h b/board/freescale/common/qixis.h index 52d20219ec..51ce9c328d 100644 --- a/board/freescale/common/qixis.h +++ b/board/freescale/common/qixis.h @@ -115,4 +115,18 @@ void qixis_write_i2c(unsigned int reg, u8 value); qixis_write_i2c(offsetof(struct qixis, reg), value) #endif +/* Use for SDHC adapter card type identification and operation */ +#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT +#define QIXIS_SDID_MASK 0x07 +#define QIXIS_ESDHC_ADAPTER_TYPE_EMMC45 0x1 /* eMMC Card Rev4.5 */ +#define QIXIS_ESDHC_ADAPTER_TYPE_SDMMC_LEGACY 0x2 /* SD/MMC Legacy Card */ +#define QIXIS_ESDHC_ADAPTER_TYPE_EMMC44 0x3 /* eMMC Card Rev4.4 */ +#define QIXIS_ESDHC_ADAPTER_TYPE_RSV 0x4 /* Reserved */ +#define QIXIS_ESDHC_ADAPTER_TYPE_MMC 0x5 /* MMC Card */ +#define QIXIS_ESDHC_ADAPTER_TYPE_SD 0x6 /* SD Card Rev2.0 3.0 */ +#define QIXIS_ESDHC_NO_ADAPTER 0x7 /* No Card is Present*/ +#define QIXIS_SDCLKIN 0x08 +#define QIXIS_SDCLKOUT 0x02 +#endif + #endif |