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[BSP] Update sdcard driver in mini4020

This commit is contained in:
Bernard Xiong 2018-03-04 17:37:16 +08:00
parent 8203b6004b
commit f6a7136226
2 changed files with 586 additions and 585 deletions
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1115
bsp/mini4020/drivers/sdcard.c
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56
bsp/mini4020/drivers/sdcard.h
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@ -17,43 +17,43 @@
#include <rtthread.h>
#ifdef RT_USING_DFS
#include <sep4020.h>
#define INICLK 300000
#define SDCLK 24000000 //PCLK=49.392MHz
#define MMCCLK 15000000 //PCLK=49.392MHz
#define INICLK 300000
#define SDCLK 24000000 //PCLK=49.392MHz
#define MMCCLK 15000000 //PCLK=49.392MHz
/*struct of the SDC*/
struct sd_c
struct sd_c
{
__IO rt_uint32_t clk_ctl;
__IO rt_uint32_t soft_rst;
__IO rt_uint32_t arg;
__IO rt_uint32_t cmd;
__IO rt_uint32_t blk_sz;
__IO rt_uint32_t blk_cnt;
__IO rt_uint32_t trans_mode;
__O rt_uint32_t response0;
__O rt_uint32_t response1;
__O rt_uint32_t response2;
__O rt_uint32_t response3;
__IO rt_uint32_t rd_to_ctl;
__IO rt_uint32_t int_stat;
__IO rt_uint32_t int_stat_mask;
__O rt_uint32_t rx_fifo;
__I rt_uint32_t tx_fifo;
__IO rt_uint32_t clk_ctl;
__IO rt_uint32_t soft_rst;
__IO rt_uint32_t arg;
__IO rt_uint32_t cmd;
__IO rt_uint32_t blk_sz;
__IO rt_uint32_t blk_cnt;
__IO rt_uint32_t trans_mode;
__O rt_uint32_t response0;
__O rt_uint32_t response1;
__O rt_uint32_t response2;
__O rt_uint32_t response3;
__IO rt_uint32_t rd_to_ctl;
__IO rt_uint32_t int_stat;
__IO rt_uint32_t int_stat_mask;
__O rt_uint32_t rx_fifo;
__I rt_uint32_t tx_fifo;
};
/*sdcard driver structure*/
struct sd_device
struct sd_device
{
struct rt_device *device; /*rt_device*/
struct sd_c *sdc; /*SDCARD register*/
struct dfs_partition *part; /*dfs partitions*/
rt_uint8_t *sec_buf; /*sdcard buffer*/
rt_uint32_t part_num; /*partiont numbers*/
rt_uint32_t buf_size; /*buffer size*/
struct rt_device *device; /*rt_device*/
struct sd_c *sdc; /*SDCARD register*/
struct dfs_partition *part; /*dfs partitions*/
rt_uint8_t *sec_buf; /*sdcard buffer*/
rt_uint32_t part_num; /*partiont numbers*/
rt_uint32_t buf_size; /*buffer size*/
};
#endif