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spi: intel: Add support for SFDP opcode
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The Intel SPI-NOR controller supports SFDP (Serial Flash Discoverable
Parameter) opcode so add it to the list of supported opcodes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Link: https://lore.kernel.org/r/20221025064623.22808-5-mika.westerberg@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Mika Westerberg authored and Mark Brown committed Nov 25, 2022
1 parent 43f173e commit ec4a04a
Showing 1 changed file with 6 additions and 0 deletions.
6 changes: 6 additions & 0 deletions drivers/spi/spi-intel.c
Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,7 @@
#define HSFSTS_CTL_FCYCLE_WRITE (0x02 << HSFSTS_CTL_FCYCLE_SHIFT)
#define HSFSTS_CTL_FCYCLE_ERASE (0x03 << HSFSTS_CTL_FCYCLE_SHIFT)
#define HSFSTS_CTL_FCYCLE_ERASE_64K (0x04 << HSFSTS_CTL_FCYCLE_SHIFT)
#define HSFSTS_CTL_FCYCLE_RDSFDP (0x05 << HSFSTS_CTL_FCYCLE_SHIFT)
#define HSFSTS_CTL_FCYCLE_RDID (0x06 << HSFSTS_CTL_FCYCLE_SHIFT)
#define HSFSTS_CTL_FCYCLE_WRSR (0x07 << HSFSTS_CTL_FCYCLE_SHIFT)
#define HSFSTS_CTL_FCYCLE_RDSR (0x08 << HSFSTS_CTL_FCYCLE_SHIFT)
Expand Down Expand Up @@ -920,6 +921,11 @@ static const struct spi_controller_mem_ops intel_spi_mem_ops = {
INTEL_SPI_OP_DATA_OUT(1), \
intel_spi_write_reg, \
HSFSTS_CTL_FCYCLE_WRSR), \
INTEL_SPI_MEM_OP_REPL(SPI_MEM_OP_CMD(SPINOR_OP_RDSFDP, 1), \
INTEL_SPI_OP_ADDR(3), \
INTEL_SPI_OP_DATA_IN(1), \
intel_spi_read_reg, \
HSFSTS_CTL_FCYCLE_RDSFDP), \
/* Normal read */ \
INTEL_SPI_MEM_OP(SPI_MEM_OP_CMD(SPINOR_OP_READ, 1), \
INTEL_SPI_OP_ADDR(3), \
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