diff options
Diffstat (limited to 'arch/powerpc/ddr-8xxx/common_timing_params.h')
| -rw-r--r-- | arch/powerpc/ddr-8xxx/common_timing_params.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/powerpc/ddr-8xxx/common_timing_params.h b/arch/powerpc/ddr-8xxx/common_timing_params.h new file mode 100644 index 0000000000..85a1e2868f --- /dev/null +++ b/arch/powerpc/ddr-8xxx/common_timing_params.h @@ -0,0 +1,46 @@ +/* + * Copyright 2008 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * Version 2 as published by the Free Software Foundation. + */ + +#ifndef COMMON_TIMING_PARAMS_H +#define COMMON_TIMING_PARAMS_H + +struct common_timing_params_s { + uint32_t tCKmin_X_ps; + uint32_t tCKmax_ps; + uint32_t tCKmax_max_ps; + uint32_t tRCD_ps; + uint32_t tRP_ps; + uint32_t tRAS_ps; + uint32_t tWR_ps; /* maximum = 63750 ps */ + uint32_t tWTR_ps; /* maximum = 63750 ps */ + uint32_t tRFC_ps; /* maximum = 255 ns + 256 ns + .75 ns + = 511750 ps */ + uint32_t tRRD_ps; /* maximum = 63750 ps */ + uint32_t tRC_ps; /* maximum = 254 ns + .75 ns = 254750 ps */ + uint32_t refresh_rate_ps; + uint32_t extended_op_srt; + uint32_t tIS_ps; /* byte 32, spd->ca_setup */ + uint32_t tIH_ps; /* byte 33, spd->ca_hold */ + uint32_t tDS_ps; /* byte 34, spd->data_setup */ + uint32_t tDH_ps; /* byte 35, spd->data_hold */ + uint32_t tRTP_ps; /* byte 38, spd->trtp */ + uint32_t tDQSQ_max_ps; /* byte 44, spd->tdqsq */ + uint32_t tQHS_ps; /* byte 45, spd->tqhs */ + uint32_t ndimms_present; + uint32_t lowest_common_SPD_caslat; + uint32_t highest_common_derated_caslat; + uint32_t additive_latency; + uint32_t all_DIMMs_burst_lengths_bitmask; + uint32_t all_DIMMs_registered; + uint32_t all_DIMMs_unbuffered; + uint32_t all_DIMMs_ECC_capable; + uint64_t total_mem; + uint64_t base_address; +}; + +#endif |