diff mbox series

[1/3] spi: stm32-qspi: Fix wait_cmd timeout in APM mode

Message ID 20220511074644.558874-2-patrice.chotard@foss.st.com (mailing list archive)
State New, archived
Headers show
Series spi: stm32-qspi: flags management fixes | expand

Commit Message

Patrice CHOTARD May 11, 2022, 7:46 a.m. UTC 
From: Patrice Chotard <patrice.chotard@foss.st.com>

In APM mode, TCF and TEF flags are not set. To avoid timeout in
stm32_qspi_wait_cmd(), don't check if TCF/TEF are set.

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reported-by: eberhard.stoll@kontron.de
---
 drivers/spi/spi-stm32-qspi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/spi/spi-stm32-qspi.c b/drivers/spi/spi-stm32-qspi.c
index bf47a1452001..12d8bec35bf6 100644
--- a/drivers/spi/spi-stm32-qspi.c
+++ b/drivers/spi/spi-stm32-qspi.c
@@ -308,7 +308,8 @@  static int stm32_qspi_wait_cmd(struct stm32_qspi *qspi,
 	if (!op->data.nbytes)
 		goto wait_nobusy;
 
-	if (readl_relaxed(qspi->io_base + QSPI_SR) & SR_TCF)
+	if ((readl_relaxed(qspi->io_base + QSPI_SR) & SR_TCF) ||
+	    qspi->fmode == CCR_FMODE_APM)
 		goto out;
 
 	reinit_completion(&qspi->data_completion);