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add sdio support (#6385)

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* add sdio support

* update board kconfig

* 优化SD卡挂载文件系统

* 使用通用接口实现led的闪烁操作
This commit is contained in:
xiao xie 2022-09-09 11:20:50 +08:00 committed by GitHub
parent 19106eb3a1
commit 2577fcc366
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 90 additions and 11 deletions
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9
bsp/imxrt/imxrt1170-nxp-evk/applications/main.c
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@ -16,15 +16,16 @@
#define EXAMPLE_LED_GPIO GPIO9
#define EXAMPLE_LED_GPIO_PIN (3U)
#define EXAMPLE_LED_GPIO_PORT (3U)
#define LED_PIN GET_PIN(EXAMPLE_LED_GPIO_PORT, EXAMPLE_LED_GPIO_PIN)
int main(void)
{
rt_pin_mode(LED_PIN, PIN_MODE_OUTPUT);
while (1)
{
GPIO_PinWrite(EXAMPLE_LED_GPIO, EXAMPLE_LED_GPIO_PIN, 0U);
rt_pin_write(LED_PIN, PIN_LOW);
rt_thread_mdelay(500);
GPIO_PinWrite(EXAMPLE_LED_GPIO, EXAMPLE_LED_GPIO_PIN, 1U);
rt_pin_write(LED_PIN, PIN_HIGH);
rt_thread_mdelay(500);
}
}

26
bsp/imxrt/imxrt1170-nxp-evk/applications/mnt.c
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@ -33,3 +33,29 @@ int mnt_init(void)
}
INIT_ENV_EXPORT(mnt_init);
#endif
#ifdef BSP_USING_SDCARD_FATFS
#include <dfs_fs.h>
#include <dfs_file.h>
#define DBG_TAG "app.filesystem"
#define DBG_LVL DBG_INFO
#include <rtdbg.h>
static int filesystem_mount(void)
{
while(rt_device_find("sd0") == RT_NULL)
{
rt_thread_mdelay(1);
}
int ret = dfs_mount("sd0", "/", "elm", 0, 0);
if (ret != 0)
{
rt_kprintf("ret: %d\n",ret);
LOG_E("sd0p0 mount to '/' failed!");
return ret;
}
return RT_EOK;
}
INIT_APP_EXPORT(filesystem_mount);
#endif

21
bsp/imxrt/imxrt1170-nxp-evk/board/Kconfig
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@ -28,6 +28,12 @@ menu "On-chip Peripheral Drivers"
select RT_USING_RTC
default n
config BSP_USING_SDIO
bool "Enable SDIO"
select RT_USING_SDIO
select RT_USING_DFS
default n
menuconfig BSP_USING_LPUART
bool "Enable UART"
select RT_USING_SERIAL
@ -167,6 +173,21 @@ menu "Onboard Peripheral Drivers"
endif
endif
endif
menuconfig BSP_USING_FS
bool "Enable File System"
select RT_USING_DFS_DEVFS
select RT_USING_DFS
default n
if BSP_USING_FS
config BSP_USING_SDCARD_FATFS
bool "Enable SDCARD (FATFS)"
select BSP_USING_SDIO
select RT_USING_DFS_ELMFAT
default n
endif
endmenu
menu "Board extended module Drivers"

1
bsp/imxrt/imxrt1170-nxp-evk/board/board.c
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@ -9,6 +9,7 @@
* 2022-08-15 xjy198903 add sdram pin config
* 2022-08-17 xjy198903 add rgmii pins
* 2022-09-01 xjy198903 add can pins
* 2022-09-07 xjy198903 add sdio pins
*/
#include <rthw.h>

36
bsp/imxrt/libraries/drivers/drv_sdio.c
View File

@ -47,6 +47,8 @@ static int enable_log = 1;
#define USDHC_READ_BURST_LEN (8U) /*!< number of words USDHC read in a single burst */
#define USDHC_WRITE_BURST_LEN (8U) /*!< number of words USDHC write in a single burst */
#define USDHC_DATA_TIMEOUT (0xFU) /*!< data timeout counter value */
#define SDMMCHOST_SUPPORT_MAX_BLOCK_LENGTH (4096U)
#define SDMMCHOST_SUPPORT_MAX_BLOCK_COUNT (USDHC_MAX_BLOCK_COUNT)
/* Read/write watermark level. The bigger value indicates DMA has higher read/write performance. */
#define USDHC_READ_WATERMARK_LEVEL (0x80U)
@ -59,7 +61,6 @@ static int enable_log = 1;
#define USDHC_ENDIAN_MODE kUSDHC_EndianModeLittle
#ifdef SOC_IMXRT1170_SERIES
#define FSL_FEATURE_USDHC_HAS_NO_RW_BURST_LEN 1
#define USDHC_ADMA_TABLE_WORDS (32U) /* define the ADMA descriptor table length */
#define USDHC_ADMA2_ADDR_ALIGN (4U) /* define the ADMA2 descriptor table addr align size */
#else
@ -93,7 +94,7 @@ struct imxrt_mmcsd
static void _mmcsd_gpio_init(struct imxrt_mmcsd *mmcsd)
{
CLOCK_EnableClock(kCLOCK_Iomuxc); /* iomuxc clock (iomuxc_clk_enable): 0x03u */
// CLOCK_EnableClock(kCLOCK_Iomuxc); /* iomuxc clock (iomuxc_clk_enable): 0x03u */
}
static void SDMMCHOST_ErrorRecovery(USDHC_Type *base)
{
@ -343,6 +344,18 @@ static void _mmc_set_iocfg(struct rt_mmcsd_host *host, struct rt_mmcsd_io_cfg *i
if (usdhc_clk > IMXRT_MAX_FREQ)
usdhc_clk = IMXRT_MAX_FREQ;
#ifdef SOC_IMXRT1170_SERIES
clock_root_config_t rootCfg = {0};
/* SYS PLL2 528MHz. */
const clock_sys_pll2_config_t sysPll2Config = {
.ssEnable = false,
};
CLOCK_InitSysPll2(&sysPll2Config);
CLOCK_InitPfd(kCLOCK_PllSys2, kCLOCK_Pfd2, 24);
rootCfg.mux = 4;
rootCfg.div = 2;
CLOCK_SetRootClock(kCLOCK_Root_Usdhc1, &rootCfg);
src_clk = CLOCK_GetRootClockFreq(kCLOCK_Root_Usdhc1);
#else
src_clk = (CLOCK_GetSysPfdFreq(kCLOCK_Pfd2) / (CLOCK_GetDiv(mmcsd->usdhc_div) + 1U));
@ -385,6 +398,7 @@ rt_int32_t _imxrt_mci_init(void)
{
struct rt_mmcsd_host *host;
struct imxrt_mmcsd *mmcsd;
uint32_t hs400Capability = 0U;
host = mmcsd_alloc_host();
if (!host)
@ -412,11 +426,27 @@ rt_int32_t _imxrt_mci_init(void)
host->valid_ocr = VDD_32_33 | VDD_33_34;
host->flags = MMCSD_BUSWIDTH_4 | MMCSD_MUTBLKWRITE | \
MMCSD_SUP_HIGHSPEED | MMCSD_SUP_SDIO_IRQ;
#ifdef SOC_IMXRT1170_SERIES
#if defined FSL_FEATURE_USDHC_INSTANCE_SUPPORT_HS400_MODEn
hs400Capability = (uint32_t)FSL_FEATURE_USDHC_INSTANCE_SUPPORT_HS400_MODEn(mmcsd->usdhc_host.base);
#endif
#if (defined(FSL_FEATURE_USDHC_HAS_HS400_MODE) && (FSL_FEATURE_USDHC_HAS_HS400_MODE))
if (hs400Capability != 0U)
{
host->flags |= (uint32_t)MMCSD_SUP_HIGHSPEED_HS400;
}
#endif
#endif
host->max_seg_size = 65535;
host->max_dma_segs = 2;
#ifdef SOC_IMXRT1170_SERIES
host->max_blk_size = SDMMCHOST_SUPPORT_MAX_BLOCK_LENGTH;
host->max_blk_count = SDMMCHOST_SUPPORT_MAX_BLOCK_COUNT;
#else
host->max_blk_size = 512;
host->max_blk_count = 4096;
#endif
mmcsd->host = host;
_mmcsd_clk_init(mmcsd);