summaryrefslogtreecommitdiffstats
path: root/arch/arm/plat-omap/include/mach/gpmc.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/plat-omap/include/mach/gpmc.h')
-rw-r--r--arch/arm/plat-omap/include/mach/gpmc.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/mach/gpmc.h b/arch/arm/plat-omap/include/mach/gpmc.h
index 6a8e07ffc2d..45b678439bb 100644
--- a/arch/arm/plat-omap/include/mach/gpmc.h
+++ b/arch/arm/plat-omap/include/mach/gpmc.h
@@ -11,6 +11,9 @@
#ifndef __OMAP2_GPMC_H
#define __OMAP2_GPMC_H
+/* Maximum Number of Chip Selects */
+#define GPMC_CS_NUM 8
+
#define GPMC_CS_CONFIG1 0x00
#define GPMC_CS_CONFIG2 0x04
#define GPMC_CS_CONFIG3 0x08
@@ -22,6 +25,9 @@
#define GPMC_CS_NAND_ADDRESS 0x20
#define GPMC_CS_NAND_DATA 0x24
+#define GPMC_CONFIG 0x50
+#define GPMC_STATUS 0x54
+
#define GPMC_CONFIG1_WRAPBURST_SUPP (1 << 31)
#define GPMC_CONFIG1_READMULTIPLE_SUPP (1 << 30)
#define GPMC_CONFIG1_READTYPE_ASYNC (0 << 29)
@@ -78,9 +84,14 @@ struct gpmc_timings {
u16 access; /* Start-cycle to first data valid delay */
u16 rd_cycle; /* Total read cycle time */
u16 wr_cycle; /* Total write cycle time */
+
+ /* The following are only on OMAP3430 */
+ u16 wr_access; /* WRACCESSTIME */
+ u16 wr_data_mux_bus; /* WRDATAONADMUXBUS */
};
extern unsigned int gpmc_ns_to_ticks(unsigned int time_ns);
+extern unsigned int gpmc_ticks_to_ns(unsigned int ticks);
extern unsigned int gpmc_round_ns_to_ticks(unsigned int time_ns);
extern unsigned long gpmc_get_fclk_period(void);
@@ -92,5 +103,6 @@ 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 void gpmc_init(void);
#endif