diff options
| author | Alexey Korolev <akorolev@infradead.org> | 2008-12-16 18:22:39 +0000 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-01-05 13:57:28 +0100 |
| commit | d81408304b06a71c28417445202af9cd6673168d (patch) | |
| tree | c84821c354c95f07eda7ebece084767b58fccf1e | |
| parent | d13e51e747fee301b404dffcf4a7e1bdc558969b (diff) | |
| download | op-kernel-dev-d81408304b06a71c28417445202af9cd6673168d.zip op-kernel-dev-d81408304b06a71c28417445202af9cd6673168d.tar.gz | |
[MTD] LPDDR extended physmap driver to support LPDDR flash
Physmap is a generic map driver for different platforms and flash types.
We added support of LPDDR to physmap.
All changes here are related to introduction of new pfow_base parameter.
This parameter is valid in case of LPDDR chips only.
Signed-off-by: Alexey Korolev <akorolev@infradead.org>
Acked-by: Jared Hulbert <jaredeh@gmail.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
| -rw-r--r-- | drivers/mtd/maps/Kconfig | 4 | ||||
| -rw-r--r-- | drivers/mtd/maps/physmap.c | 8 | ||||
| -rw-r--r-- | include/linux/mtd/physmap.h | 1 |
3 files changed, 10 insertions, 3 deletions
diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig index 3788a54..0225cbb 100644 --- a/drivers/mtd/maps/Kconfig +++ b/drivers/mtd/maps/Kconfig @@ -10,8 +10,8 @@ config MTD_COMPLEX_MAPPINGS paged mappings of flash chips. config MTD_PHYSMAP - tristate "CFI Flash device in physical memory map" - depends on MTD_CFI || MTD_JEDECPROBE || MTD_ROM + tristate "Flash device in physical memory map" + depends on MTD_CFI || MTD_JEDECPROBE || MTD_ROM || MTD_LPDDR help This provides a 'mapping' driver which allows the NOR Flash and ROM driver code to communicate with chips which are mapped diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c index d3a2acc..8774366 100644 --- a/drivers/mtd/maps/physmap.c +++ b/drivers/mtd/maps/physmap.c @@ -68,7 +68,12 @@ static int physmap_flash_remove(struct platform_device *dev) return 0; } -static const char *rom_probe_types[] = { "cfi_probe", "jedec_probe", "map_rom", NULL }; +static const char *rom_probe_types[] = { + "cfi_probe", + "jedec_probe", + "qinfo_probe", + "map_rom", + NULL }; #ifdef CONFIG_MTD_PARTITIONS static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", NULL }; #endif @@ -117,6 +122,7 @@ static int physmap_flash_probe(struct platform_device *dev) info->map[i].size = dev->resource[i].end - dev->resource[i].start + 1; info->map[i].bankwidth = physmap_data->width; info->map[i].set_vpp = physmap_data->set_vpp; + info->map[i].pfow_base = physmap_data->pfow_base; info->map[i].virt = devm_ioremap(&dev->dev, info->map[i].phys, info->map[i].size); diff --git a/include/linux/mtd/physmap.h b/include/linux/mtd/physmap.h index c8e63a5..76f7cab 100644 --- a/include/linux/mtd/physmap.h +++ b/include/linux/mtd/physmap.h @@ -24,6 +24,7 @@ struct physmap_flash_data { unsigned int width; void (*set_vpp)(struct map_info *, int); unsigned int nr_parts; + unsigned int pfow_base; struct mtd_partition *parts; }; |
