diff options
Diffstat (limited to 'board/freescale/corenet_ds/ddr.c')
| -rw-r--r-- | board/freescale/corenet_ds/ddr.c | 103 |
1 files changed, 84 insertions, 19 deletions
diff --git a/board/freescale/corenet_ds/ddr.c b/board/freescale/corenet_ds/ddr.c index 258ed1f1e7..3b4dfa3f8c 100644 --- a/board/freescale/corenet_ds/ddr.c +++ b/board/freescale/corenet_ds/ddr.c @@ -118,53 +118,111 @@ typedef struct { u32 force_2T; } board_specific_parameters_t; -/* ranges for parameters: - * wr_data_delay = 0-6 - * clk adjust = 0-8 - * cpo 2-0x1E (30) - */ - - -/* XXX: these values need to be checked for all interleaving modes. */ -/* XXX: No reliable dual-rank 800 MHz setting has been found. It may - * seem reliable, but errors will appear when memory intensive - * program is run. */ -/* XXX: Single rank at 800 MHz is OK. */ -const board_specific_parameters_t board_specific_parameters[][30] = { +const board_specific_parameters_t board_specific_parameters_udimm[][30] = { { /* * memory controller 0 * lo| hi| num| clk| wrlvl | cpo |wrdata|2T - * mhz| mhz|ranks|adjst| start | delay| + * mhz| mhz|ranks|adjst| start | |delay | */ { 0, 850, 4, 4, 6, 0xff, 2, 0}, {851, 950, 4, 5, 7, 0xff, 2, 0}, {951, 1050, 4, 5, 8, 0xff, 2, 0}, {1051, 1250, 4, 5, 10, 0xff, 2, 0}, {1251, 1350, 4, 5, 11, 0xff, 2, 0}, + {1351, 1666, 4, 5, 12, 0xff, 2, 0}, { 0, 850, 2, 5, 6, 0xff, 2, 0}, {851, 950, 2, 5, 7, 0xff, 2, 0}, {951, 1050, 2, 5, 7, 0xff, 2, 0}, {1051, 1250, 2, 4, 6, 0xff, 2, 0}, {1251, 1350, 2, 5, 7, 0xff, 2, 0}, + {1351, 1666, 2, 5, 8, 0xff, 2, 0}, + { 0, 850, 1, 4, 5, 0xff, 2, 0}, + {851, 950, 1, 4, 7, 0xff, 2, 0}, + {951, 1050, 1, 4, 8, 0xff, 2, 0}, + {1051, 1250, 1, 4, 8, 0xff, 2, 0}, + {1251, 1350, 1, 4, 8, 0xff, 2, 0}, + {1351, 1666, 1, 4, 8, 0xff, 2, 0}, }, { /* * memory controller 1 * lo| hi| num| clk| wrlvl | cpo |wrdata|2T - * mhz| mhz|ranks|adjst| start | delay| + * mhz| mhz|ranks|adjst| start | |delay | */ { 0, 850, 4, 4, 6, 0xff, 2, 0}, {851, 950, 4, 5, 7, 0xff, 2, 0}, {951, 1050, 4, 5, 8, 0xff, 2, 0}, {1051, 1250, 4, 5, 10, 0xff, 2, 0}, {1251, 1350, 4, 5, 11, 0xff, 2, 0}, + {1351, 1666, 4, 5, 12, 0xff, 2, 0}, { 0, 850, 2, 5, 6, 0xff, 2, 0}, {851, 950, 2, 5, 7, 0xff, 2, 0}, {951, 1050, 2, 5, 7, 0xff, 2, 0}, {1051, 1250, 2, 4, 6, 0xff, 2, 0}, {1251, 1350, 2, 5, 7, 0xff, 2, 0}, + {1351, 1666, 2, 5, 8, 0xff, 2, 0}, + { 0, 850, 1, 4, 5, 0xff, 2, 0}, + {851, 950, 1, 4, 7, 0xff, 2, 0}, + {951, 1050, 1, 4, 8, 0xff, 2, 0}, + {1051, 1250, 1, 4, 8, 0xff, 2, 0}, + {1251, 1350, 1, 4, 8, 0xff, 2, 0}, + {1351, 1666, 1, 4, 8, 0xff, 2, 0}, + } +}; + +const board_specific_parameters_t board_specific_parameters_rdimm[][30] = { + { + /* + * memory controller 0 + * lo| hi| num| clk| wrlvl | cpo |wrdata|2T + * mhz| mhz|ranks|adjst| start | |delay | + */ + { 0, 850, 4, 4, 6, 0xff, 2, 0}, + {851, 950, 4, 5, 7, 0xff, 2, 0}, + {951, 1050, 4, 5, 8, 0xff, 2, 0}, + {1051, 1250, 4, 5, 10, 0xff, 2, 0}, + {1251, 1350, 4, 5, 11, 0xff, 2, 0}, + {1351, 1666, 4, 5, 12, 0xff, 2, 0}, + { 0, 850, 2, 4, 6, 0xff, 2, 0}, + {851, 950, 2, 4, 7, 0xff, 2, 0}, + {951, 1050, 2, 4, 7, 0xff, 2, 0}, + {1051, 1250, 2, 4, 8, 0xff, 2, 0}, + {1251, 1350, 2, 4, 8, 0xff, 2, 0}, + {1351, 1666, 2, 4, 8, 0xff, 2, 0}, + { 0, 850, 1, 4, 5, 0xff, 2, 0}, + {851, 950, 1, 4, 7, 0xff, 2, 0}, + {951, 1050, 1, 4, 8, 0xff, 2, 0}, + {1051, 1250, 1, 4, 8, 0xff, 2, 0}, + {1251, 1350, 1, 4, 8, 0xff, 2, 0}, + {1351, 1666, 1, 4, 8, 0xff, 2, 0}, + }, + + { + /* + * memory controller 1 + * lo| hi| num| clk| wrlvl | cpo |wrdata|2T + * mhz| mhz|ranks|adjst| start | |delay | + */ + { 0, 850, 4, 4, 6, 0xff, 2, 0}, + {851, 950, 4, 5, 7, 0xff, 2, 0}, + {951, 1050, 4, 5, 8, 0xff, 2, 0}, + {1051, 1250, 4, 5, 10, 0xff, 2, 0}, + {1251, 1350, 4, 5, 11, 0xff, 2, 0}, + {1351, 1666, 4, 5, 12, 0xff, 2, 0}, + { 0, 850, 2, 4, 6, 0xff, 2, 0}, + {851, 950, 2, 4, 7, 0xff, 2, 0}, + {951, 1050, 2, 4, 7, 0xff, 2, 0}, + {1051, 1250, 2, 4, 8, 0xff, 2, 0}, + {1251, 1350, 2, 4, 8, 0xff, 2, 0}, + {1351, 1666, 2, 4, 8, 0xff, 2, 0}, + { 0, 850, 1, 4, 5, 0xff, 2, 0}, + {851, 950, 1, 4, 7, 0xff, 2, 0}, + {951, 1050, 1, 4, 8, 0xff, 2, 0}, + {1051, 1250, 1, 4, 8, 0xff, 2, 0}, + {1251, 1350, 1, 4, 8, 0xff, 2, 0}, + {1351, 1666, 1, 4, 8, 0xff, 2, 0}, } }; @@ -172,13 +230,20 @@ void fsl_ddr_board_options(memctl_options_t *popts, dimm_params_t *pdimm, unsigned int ctrl_num) { - const board_specific_parameters_t *pbsp = - &(board_specific_parameters[ctrl_num][0]); - u32 num_params = sizeof(board_specific_parameters[ctrl_num]) / - sizeof(board_specific_parameters[0][0]); + const board_specific_parameters_t *pbsp; + u32 num_params; u32 i; ulong ddr_freq; + if (popts->registered_dimm_en) { + pbsp = &(board_specific_parameters_rdimm[ctrl_num][0]); + num_params = sizeof(board_specific_parameters_rdimm[ctrl_num]) / + sizeof(board_specific_parameters_rdimm[0][0]); + } else { + pbsp = &(board_specific_parameters_udimm[ctrl_num][0]); + num_params = sizeof(board_specific_parameters_udimm[ctrl_num]) / + sizeof(board_specific_parameters_udimm[0][0]); + } /* Get clk_adjust, cpo, write_data_delay,2T, according to the board ddr * freqency and n_banks specified in board_specific_parameters table. */ |