diff options
Diffstat (limited to 'drivers/ddr/fsl/ctrl_regs.c')
| -rw-r--r-- | drivers/ddr/fsl/ctrl_regs.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/ddr/fsl/ctrl_regs.c b/drivers/ddr/fsl/ctrl_regs.c index 04e4178b15..d9cac2296a 100644 --- a/drivers/ddr/fsl/ctrl_regs.c +++ b/drivers/ddr/fsl/ctrl_regs.c @@ -693,6 +693,7 @@ static void set_ddr_sdram_cfg(fsl_ddr_cfg_regs_t *ddr, unsigned int x32_en = 0; /* x32 enable */ unsigned int pchb8 = 0; /* precharge bit 8 enable */ unsigned int hse; /* Global half strength override */ + unsigned int acc_ecc_en = 0; /* Accumulated ECC enable */ unsigned int mem_halt = 0; /* memory controller halt */ unsigned int bi = 0; /* Bypass initialization */ @@ -736,6 +737,9 @@ static void set_ddr_sdram_cfg(fsl_ddr_cfg_regs_t *ddr, ba_intlv_ctl = popts->ba_intlv_ctl; hse = popts->half_strength_driver_enable; + /* set when ddr bus width < 64 */ + acc_ecc_en = (dbw != 0 && ecc_en == 1) ? 1 : 0; + ddr->ddr_sdram_cfg = (0 | ((mem_en & 0x1) << 31) | ((sren & 0x1) << 30) @@ -752,6 +756,7 @@ static void set_ddr_sdram_cfg(fsl_ddr_cfg_regs_t *ddr, | ((x32_en & 0x1) << 5) | ((pchb8 & 0x1) << 4) | ((hse & 0x1) << 3) + | ((acc_ecc_en & 0x1) << 2) | ((mem_halt & 0x1) << 1) | ((bi & 0x1) << 0) ); @@ -2271,6 +2276,9 @@ compute_fsl_memctl_config_regs(const memctl_options_t *popts, if (ip_rev > 0x40400) unq_mrs_en = 1; + if (ip_rev > 0x40700) + ddr->debug[18] = popts->cswl_override; + set_ddr_sdram_cfg_2(ddr, popts, unq_mrs_en); set_ddr_sdram_mode(ddr, popts, common_dimm, cas_latency, additive_latency, unq_mrs_en); |
