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path: root/drivers/ddr/marvell/a38x/ddr3_training.c
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Diffstat (limited to 'drivers/ddr/marvell/a38x/ddr3_training.c')
-rw-r--r--drivers/ddr/marvell/a38x/ddr3_training.c50
1 files changed, 31 insertions, 19 deletions
diff --git a/drivers/ddr/marvell/a38x/ddr3_training.c b/drivers/ddr/marvell/a38x/ddr3_training.c
index e70ca4b4255..ef471e565ef 100644
--- a/drivers/ddr/marvell/a38x/ddr3_training.c
+++ b/drivers/ddr/marvell/a38x/ddr3_training.c
@@ -22,6 +22,8 @@
#define GET_CS_FROM_MASK(mask) (cs_mask2_num[mask])
#define CS_CBE_VALUE(cs_num) (cs_cbe_reg[cs_num])
+#define TIMES_9_TREFI_CYCLES 0x8
+
u32 window_mem_addr = 0;
u32 phy_reg0_val = 0;
u32 phy_reg1_val = 8;
@@ -315,6 +317,7 @@ int hws_ddr3_tip_init_controller(u32 dev_num, struct init_cntr_param *init_cntr_
enum hws_access_type access_type = ACCESS_TYPE_UNICAST;
u32 data_read[MAX_INTERFACE_NUM];
struct hws_topology_map *tm = ddr3_get_topology_map();
+ u32 odt_config = g_odt_config_2cs;
DEBUG_TRAINING_IP(DEBUG_LEVEL_TRACE,
("Init_controller, do_mrs_phy=%d, is_ctrl64_bit=%d\n",
@@ -507,7 +510,9 @@ int hws_ddr3_tip_init_controller(u32 dev_num, struct init_cntr_param *init_cntr_
DEBUG_TRAINING_IP(DEBUG_LEVEL_TRACE,
("cl_value 0x%x cwl_val 0x%x\n",
cl_value, cwl_val));
-
+ t_wr = TIME_2_CLOCK_CYCLES(speed_bin_table(speed_bin_index,
+ SPEED_BIN_TWR),
+ t_ckclk);
data_value =
((cl_mask_table[cl_value] & 0x1) << 2) |
((cl_mask_table[cl_value] & 0xe) << 3);
@@ -517,8 +522,9 @@ int hws_ddr3_tip_init_controller(u32 dev_num, struct init_cntr_param *init_cntr_
(0x7 << 4) | (1 << 2)));
CHECK_STATUS(ddr3_tip_if_write
(dev_num, access_type, if_id,
- MR0_REG, twr_mask_table[t_wr + 1],
- 0xe00));
+ MR0_REG, twr_mask_table[t_wr + 1] << 9,
+ (0x7 << 9)));
+
/*
* MR1: Set RTT and DIC Design GL values
@@ -570,6 +576,9 @@ int hws_ddr3_tip_init_controller(u32 dev_num, struct init_cntr_param *init_cntr_
DUNIT_CONTROL_HIGH_REG,
(init_cntr_prm->msys_init << 7), (1 << 7)));
+ /* calculate number of CS (per interface) */
+ CHECK_STATUS(calc_cs_num
+ (dev_num, if_id, &cs_num));
timing = tm->interface_params[if_id].timing;
if (mode2_t != 0xff) {
@@ -578,9 +587,6 @@ int hws_ddr3_tip_init_controller(u32 dev_num, struct init_cntr_param *init_cntr_
/* Board topology map is forcing timing */
t2t = (timing == HWS_TIM_2T) ? 1 : 0;
} else {
- /* calculate number of CS (per interface) */
- CHECK_STATUS(calc_cs_num
- (dev_num, if_id, &cs_num));
t2t = (cs_num == 1) ? 0 : 1;
}
@@ -589,16 +595,15 @@ int hws_ddr3_tip_init_controller(u32 dev_num, struct init_cntr_param *init_cntr_
DDR_CONTROL_LOW_REG, t2t << 3,
0x3 << 3));
/* move the block to ddr3_tip_set_timing - start */
- t_pd = GET_MAX_VALUE(t_ckclk * 3,
- speed_bin_table(speed_bin_index,
- SPEED_BIN_TPD));
- t_pd = TIME_2_CLOCK_CYCLES(t_pd, t_ckclk);
- txpdll = GET_MAX_VALUE(t_ckclk * 10, 24);
+ t_pd = TIMES_9_TREFI_CYCLES;
+ txpdll = GET_MAX_VALUE(t_ckclk * 10,
+ speed_bin_table(speed_bin_index,
+ SPEED_BIN_TXPDLL));
txpdll = CEIL_DIVIDE((txpdll - 1), t_ckclk);
CHECK_STATUS(ddr3_tip_if_write
(dev_num, access_type, if_id,
- DDR_TIMING_REG, txpdll << 4,
- 0x1f << 4));
+ DDR_TIMING_REG, txpdll << 4 | t_pd,
+ 0x1f << 4 | 0xf));
CHECK_STATUS(ddr3_tip_if_write
(dev_num, access_type, if_id,
DDR_TIMING_REG, 0x28 << 9, 0x3f << 9));
@@ -623,9 +628,11 @@ int hws_ddr3_tip_init_controller(u32 dev_num, struct init_cntr_param *init_cntr_
(1 << 11)));
/* Set Active control for ODT write transactions */
+ if (cs_num == 1)
+ odt_config = g_odt_config_1cs;
CHECK_STATUS(ddr3_tip_if_write
(dev_num, ACCESS_TYPE_MULTICAST,
- PARAM_NOT_CARE, 0x1494, g_odt_config,
+ PARAM_NOT_CARE, 0x1494, odt_config,
MASK_ALL_BITS));
}
} else {
@@ -1224,6 +1231,7 @@ int ddr3_tip_freq_set(u32 dev_num, enum hws_access_type access_type,
u32 cl_value = 0, cwl_value = 0, mem_mask = 0, val = 0,
bus_cnt = 0, t_hclk = 0, t_wr = 0,
refresh_interval_cnt = 0, cnt_id;
+ u32 t_ckclk;
u32 t_refi = 0, end_if, start_if;
u32 bus_index = 0;
int is_dll_off = 0;
@@ -1372,7 +1380,7 @@ int ddr3_tip_freq_set(u32 dev_num, enum hws_access_type access_type,
/* adjust t_refi to new frequency */
t_refi = (tm->interface_params[if_id].interface_temp ==
- HWS_TEMP_HIGH) ? TREFI_LOW : TREFI_HIGH;
+ HWS_TEMP_HIGH) ? TREFI_HIGH : TREFI_LOW;
t_refi *= 1000; /*psec */
/* HCLK in[ps] */
@@ -1390,8 +1398,12 @@ int ddr3_tip_freq_set(u32 dev_num, enum hws_access_type access_type,
CHECK_STATUS(ddr3_tip_if_write
(dev_num, access_type, if_id, DFS_REG,
(cwl_mask_table[cwl_value] << 12), 0x7000));
- t_wr = speed_bin_table(speed_bin_index, SPEED_BIN_TWR);
- t_wr = (t_wr / 1000);
+
+ t_ckclk = MEGA / freq_val[frequency];
+ t_wr = TIME_2_CLOCK_CYCLES(speed_bin_table(speed_bin_index,
+ SPEED_BIN_TWR),
+ t_ckclk);
+
CHECK_STATUS(ddr3_tip_if_write
(dev_num, access_type, if_id, DFS_REG,
(twr_mask_table[t_wr + 1] << 16), 0x70000));
@@ -1539,7 +1551,7 @@ int ddr3_tip_freq_set(u32 dev_num, enum hws_access_type access_type,
CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type,
if_id, ODT_TIMING_LOW,
val, 0xffff0));
- val = 0x71 | ((cwl_value - 1) << 8) | ((cwl_value + 5) << 12);
+ val = 0x91 | ((cwl_value - 1) << 8) | ((cwl_value + 5) << 12);
CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type,
if_id, ODT_TIMING_HI_REG,
val, 0xffff));
@@ -1591,7 +1603,7 @@ static int ddr3_tip_write_odt(u32 dev_num, enum hws_access_type access_type,
CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
ODT_TIMING_LOW, val, 0xffff0));
- val = 0x71 | ((cwl_value - 1) << 8) | ((cwl_value + 5) << 12);
+ val = 0x91 | ((cwl_value - 1) << 8) | ((cwl_value + 5) << 12);
CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, if_id,
ODT_TIMING_HI_REG, val, 0xffff));
if (odt_additional == 1) {
generated by cgit v1.2.3 (git 2.0.4) at 2025-08-03 10:56:10 +0000