Unverified Commit e46ee2f0 authored by Mika Westerberg's avatar Mika Westerberg Committed by Mark Brown
Browse files

spi: intel: Add support for 128M component density 



With the recent hardware the flash component density can be increased to
128M. Update the driver to support this. While there log a warning if we
encounter an unsupported value in this field.

Signed-off-by: default avatarMika Westerberg <mika.westerberg@linux.intel.com>
Link: https://patch.msgid.link/20251020145415.3377022-2-mika.westerberg@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 0b7d9b25

drivers/spi/spi-intel.c

+6 −0
Original line number Diff line number Diff line
@@ -132,6 +132,7 @@ 
#define FLCOMP_C0DEN_16M		0x05

#define FLCOMP_C0DEN_32M		0x06

#define FLCOMP_C0DEN_64M		0x07

#define FLCOMP_C0DEN_128M		0x08



#define INTEL_SPI_TIMEOUT		5000 /* ms */

#define INTEL_SPI_FIFO_SZ		64
@@ -1347,7 +1348,12 @@ static int intel_spi_read_desc(struct intel_spi *ispi) 
	case FLCOMP_C0DEN_64M:

		ispi->chip0_size = SZ_64M;

		break;

	case FLCOMP_C0DEN_128M:

		ispi->chip0_size = SZ_128M;

		break;

	default:

		dev_warn(ispi->dev, "unsupported C0DEN: %#lx\n",

			 flcomp & FLCOMP_C0DEN_MASK);

		return -EINVAL;

	}