Loading include/linux/mtd/nand.h +49 −0 Original line number Diff line number Diff line Loading @@ -948,4 +948,53 @@ static inline int jedec_feature(struct nand_chip *chip) return chip->jedec_version ? le16_to_cpu(chip->jedec_params.features) : 0; } /** * struct nand_sdr_timings - SDR NAND chip timings * * This struct defines the timing requirements of a SDR NAND chip. * These informations can be found in every NAND datasheets and the timings * meaning are described in the ONFI specifications: * www.onfi.org/~/media/ONFI/specs/onfi_3_1_spec.pdf (chapter 4.15 Timing * Parameters) * * All these timings are expressed in picoseconds. */ struct nand_sdr_timings { u32 tALH_min; u32 tADL_min; u32 tALS_min; u32 tAR_min; u32 tCEA_max; u32 tCEH_min; u32 tCH_min; u32 tCHZ_max; u32 tCLH_min; u32 tCLR_min; u32 tCLS_min; u32 tCOH_min; u32 tCS_min; u32 tDH_min; u32 tDS_min; u32 tFEAT_max; u32 tIR_min; u32 tITC_max; u32 tRC_min; u32 tREA_max; u32 tREH_min; u32 tRHOH_min; u32 tRHW_min; u32 tRHZ_max; u32 tRLOH_min; u32 tRP_min; u32 tRR_min; u64 tRST_max; u32 tWB_max; u32 tWC_min; u32 tWH_min; u32 tWHR_min; u32 tWP_min; u32 tWW_min; }; #endif /* __LINUX_MTD_NAND_H */ Loading
include/linux/mtd/nand.h +49 −0 Original line number Diff line number Diff line Loading @@ -948,4 +948,53 @@ static inline int jedec_feature(struct nand_chip *chip) return chip->jedec_version ? le16_to_cpu(chip->jedec_params.features) : 0; } /** * struct nand_sdr_timings - SDR NAND chip timings * * This struct defines the timing requirements of a SDR NAND chip. * These informations can be found in every NAND datasheets and the timings * meaning are described in the ONFI specifications: * www.onfi.org/~/media/ONFI/specs/onfi_3_1_spec.pdf (chapter 4.15 Timing * Parameters) * * All these timings are expressed in picoseconds. */ struct nand_sdr_timings { u32 tALH_min; u32 tADL_min; u32 tALS_min; u32 tAR_min; u32 tCEA_max; u32 tCEH_min; u32 tCH_min; u32 tCHZ_max; u32 tCLH_min; u32 tCLR_min; u32 tCLS_min; u32 tCOH_min; u32 tCS_min; u32 tDH_min; u32 tDS_min; u32 tFEAT_max; u32 tIR_min; u32 tITC_max; u32 tRC_min; u32 tREA_max; u32 tREH_min; u32 tRHOH_min; u32 tRHW_min; u32 tRHZ_max; u32 tRLOH_min; u32 tRP_min; u32 tRR_min; u64 tRST_max; u32 tWB_max; u32 tWC_min; u32 tWH_min; u32 tWHR_min; u32 tWP_min; u32 tWW_min; }; #endif /* __LINUX_MTD_NAND_H */