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spi: cadence_qspi_apb: Disable rising edge sampling 

Disable rising edge sampling is set by previous stage. This is
not supported by the driver at the moment

Signed-off-by: Apurva Nandan <a-nandan@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
This commit is contained in:
Apurva Nandan 2023-06-08 16:29:30 +05:30 committed by Vignesh Raghavendra
parent f19312796a
commit 107f490c0c
2 changed files with 4 additions and 0 deletions
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1
drivers/spi/cadence_qspi.h
View File

@ -84,6 +84,7 @@
#define CQSPI_REG_RD_DATA_CAPTURE 0x10
#define CQSPI_REG_RD_DATA_CAPTURE_BYPASS BIT(0)
#define CQSPI_REG_RD_DATA_CAPTURE_SMPL_EDGE BIT(5)
#define CQSPI_REG_READCAPTURE_DQS_ENABLE BIT(8)
#define CQSPI_REG_RD_DATA_CAPTURE_DELAY_LSB 1
#define CQSPI_REG_RD_DATA_CAPTURE_DELAY_MASK 0xF

3
drivers/spi/cadence_qspi_apb.c
View File

@ -238,6 +238,9 @@ void cadence_qspi_apb_readdata_capture(void *reg_base,
reg = readl(reg_base + CQSPI_REG_RD_DATA_CAPTURE);
/* Disable Rising edge sampling */
reg &= ~CQSPI_REG_RD_DATA_CAPTURE_SMPL_EDGE;
if (bypass)
reg |= CQSPI_REG_RD_DATA_CAPTURE_BYPASS;
else