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spi: cadence_qspi: Call read_setup for STIG_READ

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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>
Link: https://lore.kernel.org/r/20220824113847.7482-3-ashok.reddy.soma@xilinx.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
This commit is contained in:
Ashok Reddy Soma
2022-08-24 05:38:46 -06:00
committed by Michal Simek
parent 68852f3241
commit d0003b5edf
1 changed files with 6 additions and 1 deletions
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7
drivers/spi/cadence_qspi.c
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@@ -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 */