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mmc: fsl_esdhc: Add adapter card type identification support

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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>
This commit is contained in:
Yangbo Lu
2015-04-22 13:57:00 +08:00
committed by York Sun
parent fd3a78a538
commit 5a8dbdc6b4
7 changed files with 90 additions and 6 deletions
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4
include/fsl_esdhc.h
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@@ -16,6 +16,10 @@
/* needed for the mmc_cfg definition */
#include <mmc.h>
#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
#include "../board/freescale/common/qixis.h"
#endif
/* FSL eSDHC-specific constants */
#define SYSCTL 0x0002e02c
#define SYSCTL_INITA 0x08000000