Linux SD卡驱动开发(一) —— SD 相关基础概念
：https://blog.csdn.net/zqixiao_09/article/details/51039378?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522158873591519725211934214%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=158873591519725211934214&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2blogfirst_rank_v2~rank_v25-1
Linux SD卡驱动开发(二) —— SD 卡驱动分析HOST篇
：https://blog.csdn.net/zqixiao_09/article/details/51039595?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522158873591519725211934214%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=158873591519725211934214&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2blogfirst_rank_v2~rank_v25-2
Linux SD卡驱动开发(三) —— SD 卡驱动分析CORE篇
：https://blog.csdn.net/zqixiao_09/article/details/51042640?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522158873591519725211934214%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=158873591519725211934214&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2blogfirst_rank_v2~rank_v25-3
Linux SD卡驱动开发(四) —— SD 控制器之真正的硬件操作
：https://blog.csdn.net/zqixiao_09/article/details/51042791?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522158873591519725211934214%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=158873591519725211934214&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2blogfirst_rank_v2~rank_v25-4
Linux SD卡驱动开发(五) —— SD 卡驱动分析Core补充篇
https://blog.csdn.net/zqixiao_09/article/details/51045207?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522158873591519725211934214%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=158873591519725211934214&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2blogfirst_rank_v2~rank_v25-6
Linux SD卡驱动开发(六) —— SD卡启动过程总体分析
https://blog.csdn.net/zqixiao_09/article/details/51058190?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522158873591519725211934214%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=158873591519725211934214&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2blogfirst_rank_v2~rank_v25-5
基于S3C2440的嵌入式Linux驱动——MMC/SD子系统解读(一)
https://blog.csdn.net/yj4231/article/details/25341777
sd卡驱动 /sdio驱动 他们的启动过程 很全的
https://www.cnblogs.com/cslunatic/p/3678045.html
SDIO协议
https://wenku.baidu.com/view/e0e1f244fe4733687f21aa0c.html