[U-Boot] [PATCH 37/48] mmc: stm32_sdmmc2: reload watchdog

Patrick Delaunay patrick.delaunay at st.com
Tue Jul 30 17:16:45 UTC 2019


From: Christophe Kerello <christophe.kerello at st.com>

This patch solves a watchdog reset issue during mmc erase command.

Signed-off-by: Christophe Kerello <christophe.kerello at st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay at st.com>
---

 drivers/mmc/stm32_sdmmc2.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/mmc/stm32_sdmmc2.c b/drivers/mmc/stm32_sdmmc2.c
index 867ed56..e7058cb 100644
--- a/drivers/mmc/stm32_sdmmc2.c
+++ b/drivers/mmc/stm32_sdmmc2.c
@@ -14,6 +14,7 @@
 #include <asm/io.h>
 #include <asm/gpio.h>
 #include <linux/iopoll.h>
+#include <watchdog.h>
 
 struct stm32_sdmmc2_plat {
 	struct mmc_config cfg;
@@ -432,6 +433,8 @@ static int stm32_sdmmc2_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
 	u32 cmdat = data ? SDMMC_CMD_CMDTRANS : 0;
 	int ret, retry = 3;
 
+	WATCHDOG_RESET();
+
 retry_cmd:
 	ctx.data_length = 0;
 	ctx.dpsm_abort = false;
-- 
2.7.4



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