diff options
| author | vimal singh <vimalsingh@ti.com> | 2009-07-13 16:26:24 +0530 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-09-19 13:20:51 -0700 |
| commit | 59e9c5ae17179fe561103fbe0808fac5976ca1bd (patch) | |
| tree | cc1f155a2569d09ae5d1d232046bb188c6b38d4c /arch/arm/plat-omap | |
| parent | 8bff82cbc30884fc52969608d090d874641e7196 (diff) | |
mtd: omap: add support for nand prefetch-read and post-write
This patch adds prefetch support to access nand flash in mpu mode.
This patch also adds 8-bit nand support (omap_read/write_buf8).
Prefetch can be used for both 8- and 16-bit devices.
Signed-off-by: Vimal Singh <vimalsingh@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'arch/arm/plat-omap')
| -rw-r--r-- | arch/arm/plat-omap/include/mach/gpmc.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/mach/gpmc.h b/arch/arm/plat-omap/include/mach/gpmc.h index 921b16532ff..9c99cda77ba 100644 --- a/arch/arm/plat-omap/include/mach/gpmc.h +++ b/arch/arm/plat-omap/include/mach/gpmc.h @@ -103,6 +103,10 @@ extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base); extern void gpmc_cs_free(int cs); extern int gpmc_cs_set_reserved(int cs, int reserved); extern int gpmc_cs_reserved(int cs); +extern int gpmc_prefetch_enable(int cs, int dma_mode, + unsigned int u32_count, int is_write); +extern void gpmc_prefetch_reset(void); +extern int gpmc_prefetch_status(void); extern void __init gpmc_init(void); #endif |