diff options
Diffstat (limited to 'src/soc/mediatek/mt8183')
| -rw-r--r-- | src/soc/mediatek/mt8183/dramc_pi_calibration_api.c | 22 | ||||
| -rw-r--r-- | src/soc/mediatek/mt8183/emi.c | 12 | ||||
| -rw-r--r-- | src/soc/mediatek/mt8183/include/soc/dramc_pi_api.h | 2 | ||||
| -rw-r--r-- | src/soc/mediatek/mt8183/include/soc/emi.h | 2 | ||||
| -rw-r--r-- | src/soc/mediatek/mt8183/memory.c | 21 |
5 files changed, 39 insertions, 20 deletions
diff --git a/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c b/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c index 6537af0987..711e4bc6cc 100644 --- a/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c +++ b/src/soc/mediatek/mt8183/dramc_pi_calibration_api.c @@ -1969,11 +1969,13 @@ static void dramc_dle_factor_handler(u8 chn, u8 val, u8 freq_group) } static u8 dramc_rx_datlat_cal(u8 chn, u8 rank, u8 freq_group, - const struct sdram_params *params, const bool fast_calib) + const struct sdram_params *params, const bool fast_calib, + bool *test_passed) { - u32 datlat, begin = 0, first = 0, sum = 0, best_step; + u32 datlat, begin = 0, first = 0, sum = 0, best_step; u32 datlat_start = 7; + *test_passed = true; best_step = read32(&ch[chn].ao.shu[0].conf[1]) & SHU_CONF1_DATLAT_MASK; dramc_dbg("[DATLAT] start. CH%d RK%d DATLAT Default: 0x%x\n", @@ -2010,7 +2012,11 @@ static u8 dramc_rx_datlat_cal(u8 chn, u8 rank, u8 freq_group, dramc_engine2_end(chn, dummy_rd_backup); - assert(sum != 0); + *test_passed = (sum != 0); + if (!*test_passed) { + dramc_show("DRAM memory test failed\n"); + return 0; + } if (sum <= 3) best_step = first + (sum >> 1); @@ -2111,7 +2117,7 @@ static void dramc_rx_dqs_gating_post_process(u8 chn, u8 freq_group) (0xff << 8) | (0x9 << 2) | ROEN); } -void dramc_calibrate_all_channels(const struct sdram_params *pams, u8 freq_group) +int dramc_calibrate_all_channels(const struct sdram_params *pams, u8 freq_group) { bool fast_calib; switch (pams->source) { @@ -2123,9 +2129,10 @@ void dramc_calibrate_all_channels(const struct sdram_params *pams, u8 freq_group break; default: die("Invalid DRAM param source %u\n", pams->source); - return; + return -1; } + bool test_passed; u8 rx_datlat[RANK_MAX] = {0}; for (u8 chn = 0; chn < CHANNEL_MAX; chn++) { for (u8 rk = RANK_0; rk < RANK_MAX; rk++) { @@ -2144,7 +2151,9 @@ void dramc_calibrate_all_channels(const struct sdram_params *pams, u8 freq_group dramc_window_perbit_cal(chn, rk, freq_group, TX_WIN_DQ_ONLY, pams, fast_calib); rx_datlat[rk] = dramc_rx_datlat_cal(chn, rk, freq_group, - pams, fast_calib); + pams, fast_calib, &test_passed); + if (!test_passed) + return -2; dramc_window_perbit_cal(chn, rk, freq_group, RX_WIN_TEST_ENG, pams, fast_calib); } @@ -2152,4 +2161,5 @@ void dramc_calibrate_all_channels(const struct sdram_params *pams, u8 freq_group dramc_rx_dqs_gating_post_process(chn, freq_group); dramc_dual_rank_rx_datlat_cal(chn, freq_group, rx_datlat[0], rx_datlat[1]); } + return 0; } 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; } 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 1ce5f67470..afd6718424 100644 --- a/src/soc/mediatek/mt8183/include/soc/dramc_pi_api.h +++ b/src/soc/mediatek/mt8183/include/soc/dramc_pi_api.h @@ -110,7 +110,7 @@ void dramc_sw_impedance_save_reg(u8 freq_group); void dramc_sw_impedance_cal(const struct sdram_params *params, u8 term_option); void dramc_apply_config_before_calibration(u8 freq_group); void dramc_apply_config_after_calibration(void); -void dramc_calibrate_all_channels(const struct sdram_params *pams, +int dramc_calibrate_all_channels(const struct sdram_params *pams, u8 freq_group); void dramc_hw_gating_onoff(u8 chn, bool onoff); void dramc_enable_phy_dcm(bool bEn); diff --git a/src/soc/mediatek/mt8183/include/soc/emi.h b/src/soc/mediatek/mt8183/include/soc/emi.h index 2821511014..1a364fb7a6 100644 --- a/src/soc/mediatek/mt8183/include/soc/emi.h +++ b/src/soc/mediatek/mt8183/include/soc/emi.h @@ -88,7 +88,7 @@ int complex_mem_test(u8 *start, unsigned int len); size_t sdram_size(void); const struct sdram_params *get_sdram_config(void); void enable_emi_dcm(void); -void mt_set_emi(const struct dramc_param *dparam); +int mt_set_emi(const struct dramc_param *dparam); void mt_mem_init(struct dramc_param_ops *dparam_ops); #endif /* SOC_MEDIATEK_MT8183_EMI_H */ diff --git a/src/soc/mediatek/mt8183/memory.c b/src/soc/mediatek/mt8183/memory.c index 19f732609f..bd5c74c6dc 100644 --- a/src/soc/mediatek/mt8183/memory.c +++ b/src/soc/mediatek/mt8183/memory.c @@ -19,10 +19,9 @@ #include <soc/dramc_param.h> #include <soc/dramc_pi_api.h> #include <soc/emi.h> -#include <string.h> #include <symbols.h> -static void mt_mem_test(void) +static int mt_mem_test(void) { u64 rank_size[RANK_MAX]; @@ -43,11 +42,16 @@ static void mt_mem_test(void) printk(BIOS_DEBUG, "[MEM] complex R/W mem test %s : %d\n", (i == 0) ? "pass" : "fail", i); - ASSERT(i == 0); + if (i != 0) { + dramc_show("DRAM memory test failed\n"); + return -1; + } addr += rank_size[r]; } } + + return 0; } static void dump_param_header(const struct dramc_param *dparam) @@ -147,9 +151,8 @@ void mt_mem_init(struct dramc_param_ops *dparam_ops) if (dram_run_fast_calibration(dparam, config) == 0) { printk(BIOS_INFO, "DRAM calibraion params loaded from flash\n"); - mt_set_emi(dparam); - mt_mem_test(); - return; + if (mt_set_emi(dparam) == 0 && mt_mem_test() == 0) + return; } } else { printk(BIOS_WARNING, @@ -174,6 +177,8 @@ void mt_mem_init(struct dramc_param_ops *dparam_ops) /* Init params from sdram configs and run partial calibration */ init_sdram_params(dparam->freq_params, get_sdram_config()); - mt_set_emi(dparam); - mt_mem_test(); + if (mt_set_emi(dparam) != 0) + die("Set emi failed with params from sdram config\n"); + if (mt_mem_test() != 0) + die("Memory test failed with params from sdram config\n"); } |