diff options
Diffstat (limited to 'src/soc/mediatek')
| -rw-r--r-- | src/soc/mediatek/mt8183/dramc_init_setting.c | 7 | ||||
| -rw-r--r-- | src/soc/mediatek/mt8183/dramc_pi_calibration_api.c | 9 | ||||
| -rw-r--r-- | src/soc/mediatek/mt8183/include/soc/dramc_pi_api.h | 4 |
3 files changed, 12 insertions, 8 deletions
diff --git a/src/soc/mediatek/mt8183/dramc_init_setting.c b/src/soc/mediatek/mt8183/dramc_init_setting.c index 2440814f1d..6f7ae37743 100644 --- a/src/soc/mediatek/mt8183/dramc_init_setting.c +++ b/src/soc/mediatek/mt8183/dramc_init_setting.c @@ -1218,8 +1218,8 @@ static void dramc_setting(const struct sdram_params *params, u8 freq_group, (0x7 << 0) | (0x7 << 4) | (0x7 << 8) | (0x7 << 12) | (0x7 << 16) | (0x7 << 20) | (0x7 << 24) | (0x7 << 28)); clrbits32(&ch[0].ao.shu[0].selph_ca5, 0x7 << 8); - clrsetbits32(&ch[0].ao.shu[0].selph_dqs0, 0x77777777, SELPH_DQS0); - clrsetbits32(&ch[0].ao.shu[0].selph_dqs1, 0x77777777, SELPH_DQS1); + clrsetbits32(&ch[0].ao.shu[0].selph_dqs0, 0x77777777, SELPH_DQS0_3200); + clrsetbits32(&ch[0].ao.shu[0].selph_dqs1, 0x77777777, SELPH_DQS1_3200); for (size_t rank = 0; rank < 2; rank++) { clrsetbits32(&ch[0].ao.shu[0].rk[rank].selph_dq[0], @@ -1373,6 +1373,9 @@ static void dramc_setting(const struct sdram_params *params, u8 freq_group, setbits32(&ch[0].phy.shu[0].b[1].dq[7], (0x1 << 12) | (0x1 << 13)); clrbits32(&ch[0].ao.shu[0].dqs2dq_tx, 0x1f << 0); + /* The default dramc init settings were tuned at frequency of 3200Mbps. + For other frequencies uses dramc_setting_DDRxxx() to overwrite + the default settings. */ switch (freq_group) { case LP4X_DDR1600: dramc_setting_DDR1600(); diff --git a/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c b/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c index 7242dd3ce8..aac6d17ed6 100644 --- a/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c +++ b/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c @@ -220,9 +220,7 @@ static void dramc_write_leveling(u8 chn, u8 rank, u8 freq_group, { dramc_auto_refresh_switch(chn, false); - if (rank == RANK_0 && (freq_group == LP4X_DDR3600 || - freq_group == LP4X_DDR1600 || - freq_group == LP4X_DDR2400)) + if (rank == RANK_0) write_leveling_move_dqs_instead_of_clk(chn); SET32_BITFIELDS(&ch[chn].phy.shu[0].rk[rank].ca_cmd[9], @@ -265,8 +263,11 @@ static void dramc_cmd_bus_training(u8 chn, u8 rank, u8 freq_group, SET32_BITFIELDS(&ch[chn].phy.shu[0].rk[rank].ca_cmd[9], SHU1_R0_CA_CMD9_RG_RK0_ARPI_CS, cs_dly); + final_vref |= (1 << 6); + /* CBT set vref */ dramc_mode_reg_write_by_rank(chn, rank, 12, final_vref); + dramc_dbg("final_vref: %#x\n", final_vref); } static void dramc_read_dbi_onoff(size_t chn, bool on) @@ -1822,7 +1823,7 @@ static u8 dramc_window_perbit_cal(u8 chn, u8 rank, u8 freq_group, vref_end = vref_begin + 1; dramc_dbg("bypass RX vref: %d\n", vref_begin); } else if (type == TX_WIN_DQ_ONLY) { - vref_begin = params->tx_vref[chn][rank]; + vref_begin = params->tx_vref[chn][rank] | (vref_range << 6); vref_end = vref_begin + 1; dramc_dbg("bypass TX vref: %d\n", vref_begin); } diff --git a/src/soc/mediatek/mt8183/include/soc/dramc_pi_api.h b/src/soc/mediatek/mt8183/include/soc/dramc_pi_api.h index 07b50d6585..66433602c5 100644 --- a/src/soc/mediatek/mt8183/include/soc/dramc_pi_api.h +++ b/src/soc/mediatek/mt8183/include/soc/dramc_pi_api.h @@ -74,12 +74,12 @@ enum { DQ_DIV_MASK = BIT(DQ_DIV_SHIFT) - 1, OEN_SHIFT = 16, - SELPH_DQS0 = _SELPH_DQS_BITS(0x3, 0x3), - SELPH_DQS1 = _SELPH_DQS_BITS(0x4, 0x1), SELPH_DQS0_1600 = _SELPH_DQS_BITS(0x2, 0x1), SELPH_DQS1_1600 = _SELPH_DQS_BITS(0x1, 0x6), SELPH_DQS0_2400 = _SELPH_DQS_BITS(0x3, 0x2), SELPH_DQS1_2400 = _SELPH_DQS_BITS(0x1, 0x6), + SELPH_DQS0_3200 = _SELPH_DQS_BITS(0x3, 0x3), + SELPH_DQS1_3200 = _SELPH_DQS_BITS(0x5, 0x2), SELPH_DQS0_3600 = _SELPH_DQS_BITS(0x4, 0x3), SELPH_DQS1_3600 = _SELPH_DQS_BITS(0x1, 0x6), }; |