Commit 1b0b30ac authored by Mike Rapoport's avatar Mike Rapoport Committed by David Woodhouse
Browse files

[MTD] [NOR] Add support for Eon EN29SL800B[BT] NOR flash chips 



This patch add support for non-CFI Eon EN29SL800B[BT] NOR flash chips.
The Eon chips have manufacturer ID in the first bank, therefore this patch
depends on support for flash chips with ID in bank other than 0.

Signed-off-by: default avatarMike Rapoport <mike@compulab.co.il>
Signed-off-by: default avatarDavid Woodhouse <dwmw2@infradead.org>
parent 5c9c11e1

drivers/mtd/chips/jedec_probe.c

+35 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ 
/* Manufacturers */

#define MANUFACTURER_AMD	0x0001

#define MANUFACTURER_ATMEL	0x001f

#define MANUFACTURER_EON	0x001c

#define MANUFACTURER_FUJITSU	0x0004

#define MANUFACTURER_HYUNDAI	0x00AD

#define MANUFACTURER_INTEL	0x0089
@@ -70,6 +71,10 @@ 
#define AT49BV32X	0x00C8

#define AT49BV32XT	0x00C9



/* Eon */

#define EN29SL800BB	0x226B

#define EN29SL800BT	0x22EA



/* Fujitsu */

#define MBM29F040C	0x00A4

#define MBM29F800BA	0x2258
@@ -633,6 +638,36 @@ static const struct amd_flash_info jedec_table[] = { 
			ERASEINFO(0x10000,63),

			ERASEINFO(0x02000,8)

		}

	}, {

		.mfr_id		= MANUFACTURER_EON,

		.dev_id		= EN29SL800BT,

		.name		= "Eon EN29SL800BT",

		.devtypes	= CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,

		.uaddr		= MTD_UADDR_0x0AAA_0x0555,

		.dev_size	= SIZE_1MiB,

		.cmd_set	= P_ID_AMD_STD,

		.nr_regions	= 4,

		.regions	= {

			ERASEINFO(0x10000,15),

			ERASEINFO(0x08000,1),

			ERASEINFO(0x02000,2),

			ERASEINFO(0x04000,1),

		}

	}, {

		.mfr_id		= MANUFACTURER_EON,

		.dev_id		= EN29SL800BB,

		.name		= "Eon EN29SL800BB",

		.devtypes	= CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,

		.uaddr		= MTD_UADDR_0x0AAA_0x0555,

		.dev_size	= SIZE_1MiB,

		.cmd_set	= P_ID_AMD_STD,

		.nr_regions	= 4,

		.regions	= {

			ERASEINFO(0x04000,1),

			ERASEINFO(0x02000,2),

			ERASEINFO(0x08000,1),

			ERASEINFO(0x10000,15),

		}

	}, {

		.mfr_id		= MANUFACTURER_FUJITSU,

		.dev_id		= MBM29F040C,