diff options
Diffstat (limited to 'src/soc/mediatek/mt8183/emi.c')
| -rw-r--r-- | src/soc/mediatek/mt8183/emi.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/soc/mediatek/mt8183/emi.c b/src/soc/mediatek/mt8183/emi.c index 52baeb1688..4b08a10c08 100644 --- a/src/soc/mediatek/mt8183/emi.c +++ b/src/soc/mediatek/mt8183/emi.c @@ -342,12 +342,14 @@ void enable_emi_dcm(void) clrbits_le32(&ch[chn].emi.chn_conb, 0xff << 24); } -static void do_calib(const struct sdram_params *params, u8 freq_group) +static int do_calib(const struct sdram_params *params, u8 freq_group) { dramc_show("Start K, current clock is:%d\n", params->frequency); - dramc_calibrate_all_channels(params, freq_group); + if (dramc_calibrate_all_channels(params, freq_group) != 0) + return -1; dramc_ac_timing_optimize(freq_group); dramc_show("K finish with clock:%d\n", params->frequency); + return 0; } static void after_calib(void) @@ -356,7 +358,7 @@ static void after_calib(void) dramc_runtime_config(); } -void mt_set_emi(const struct dramc_param *dparam) +int mt_set_emi(const struct dramc_param *dparam) { const u8 *freq_tbl; const int shuffle = DRAM_DFS_SHUFFLE_1; @@ -372,7 +374,9 @@ void mt_set_emi(const struct dramc_param *dparam) params = &dparam->freq_params[shuffle]; init_dram(params, current_freqsel); - do_calib(params, current_freqsel); + if (do_calib(params, current_freqsel) != 0) + return -1; after_calib(); + return 0; } |