In cadence_spi_read_id we are using STIG mode to read flash id's. Call cadence_qspi_apb_command_read_setup() to setup cmd, addr and data bus width properly before cadence_qspi_apb_command_read().
Signed-off-by: Ashok Reddy Soma ashok.reddy.soma@xilinx.com ---
drivers/spi/cadence_qspi.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/cadence_qspi.c b/drivers/spi/cadence_qspi.c index 907f5dadc4..6e50b94e14 100644 --- a/drivers/spi/cadence_qspi.c +++ b/drivers/spi/cadence_qspi.c @@ -59,12 +59,17 @@ static int cadence_spi_write_speed(struct udevice *bus, uint hz) static int cadence_spi_read_id(struct cadence_spi_plat *plat, u8 len, u8 *idcode) { + int err; struct spi_mem_op op = SPI_MEM_OP(SPI_MEM_OP_CMD(0x9F, 1), SPI_MEM_OP_NO_ADDR, SPI_MEM_OP_NO_DUMMY, SPI_MEM_OP_DATA_IN(len, idcode, 1));
- return cadence_qspi_apb_command_read(plat, &op); + err = cadence_qspi_apb_command_read_setup(plat, &op); + if (!err) + err = cadence_qspi_apb_command_read(plat, &op); + + return err; }
/* Calibration sequence to determine the read data capture delay register */