如何配置AM335X的emmc速率

am3352的emmc，速率如何配成HS 200M模式，在驱动程序里

Nancy Wang：

请贴出您使用的SDK。

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Nancy Wang：

请看一下手册第二页。– Up to Three MMC, SD, SDIO Ports– 1-, 4- and 8-Bit MMC, SD, SDIO Modes– MMCSD0 has Dedicated Power Rail for 1.8‑Vor 3.3-V Operation– Up to 48-MHz Data Transfer Rate– Supports Card Detect and Write Protect– Complies With MMC4.3, SD, SDIO 2.0