[BSP][RT1050] improve sdio stability and speed. | 优化SDIO接口稳定性和速度.

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1.格式化代码.
2.优化SDIO接口稳定性和速度: 将SDIO时钟树中分频数增大, 提高内部时钟的稳定性, 同时SDIO速度提高到30M. 并且通过USB拷贝12M MP3文件测试, 多次拷贝数据稳定.

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liu2guang

2018-05-10 07:36:59 +08:00

parent 236fd82e5d

commit 51f638ad63

1 changed files with 150 additions and 148 deletions

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bsp/imxrt1052-evk/drivers/drv_sdio.c

+150 -148

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