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| /rk3399_rockchip-uboot/drivers/mmc/ |
| H A D | davinci_mmc.c | 3ba36d603a6fc2806fc55fd814d8c5cc4ca93547 Thu Nov 29 01:06:53 UTC 2012 Davide Bonfanti <davide.bonfanti@bticino.it> davinci, mmc: Added a delay reading ext CSD register
Without this additional delay, some eMMC don't negotiate properly bus width
Tested on:
- Toshiba THGBM2G8D8FBAIB
- Toshiba THGBM4G4D1HBAR
- Micron MTFC4GMVEA (the one giving the problem)
- Hynix H26M64002BNR
- SanDisk SDIN5E1-32G
Signed-off-by: Davide Bonfanti <davide.bonfanti@bticino.it>
Acked-by: Tom Rini <trini@ti.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
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