diff options
| author | Afzal Mohammed <afzal@ti.com> | 2012-08-30 19:53:22 (GMT) |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2012-08-30 19:53:22 (GMT) |
| commit | 52bd138d616409a45bbb32bd3536cbdadc524de6 (patch) | |
| tree | 5f545406d3eaae4f2d4d72df09dcf0d5682ba0f9 /arch/arm/plat-omap/include/plat | |
| parent | fea7a08acb13524b47711625eebea40a0ede69a0 (diff) | |
| download | linux-fsl-qoriq-52bd138d616409a45bbb32bd3536cbdadc524de6.tar.xz | |
ARM: OMAP2+: gpmc: update nand register helper
Provide helper function for updating NAND register details for
the necessary chip select. NAND drivers platform data can be
updated with this information so that NAND driver can handle
GPMC NAND operations by itself.
Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/plat-omap/include/plat')
| -rw-r--r-- | arch/arm/plat-omap/include/plat/gpmc.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/plat/gpmc.h b/arch/arm/plat-omap/include/plat/gpmc.h index f37764a..06198a5 100644 --- a/arch/arm/plat-omap/include/plat/gpmc.h +++ b/arch/arm/plat-omap/include/plat/gpmc.h @@ -133,6 +133,24 @@ struct gpmc_timings { u16 wr_data_mux_bus; /* WRDATAONADMUXBUS */ }; +struct gpmc_nand_regs { + void __iomem *gpmc_status; + void __iomem *gpmc_nand_command; + void __iomem *gpmc_nand_address; + void __iomem *gpmc_nand_data; + void __iomem *gpmc_prefetch_config1; + void __iomem *gpmc_prefetch_config2; + void __iomem *gpmc_prefetch_control; + void __iomem *gpmc_prefetch_status; + void __iomem *gpmc_ecc_config; + void __iomem *gpmc_ecc_control; + void __iomem *gpmc_ecc_size_config; + void __iomem *gpmc_ecc1_result; + void __iomem *gpmc_bch_result0; +}; + +extern void gpmc_update_nand_reg(struct gpmc_nand_regs *reg, int cs); + extern unsigned int gpmc_ns_to_ticks(unsigned int time_ns); extern unsigned int gpmc_ps_to_ticks(unsigned int time_ps); extern unsigned int gpmc_ticks_to_ns(unsigned int ticks); |