#ifdef CONFIG_SYS_FSL_DDR4
/* tXP=max(4nCK, 6ns) */
int txp = max((int)mclk_ps * 4, 6000); /* unit=ps */
- trwt_mclk = 2;
+ unsigned int data_rate = get_ddr_freq(ctrl_num);
+
+ /* for faster clock, need more time for data setup */
+ trwt_mclk = (data_rate/1000000 > 1900) ? 3 : 2;
twrt_mclk = 1;
act_pd_exit_mclk = picos_to_mclk(ctrl_num, txp);
pre_pd_exit_mclk = act_pd_exit_mclk;
*/
txp = max((int)mclk_ps * 3, (mclk_ps > 1540 ? 7500 : 6000));
- ip_rev = fsl_ddr_get_version();
+ ip_rev = fsl_ddr_get_version(ctrl_num);
if (ip_rev >= 0x40700) {
/*
* MRS_CYC = max(tMRD, tMOD)
* we need set extend bit for it at
* TIMING_CFG_3[EXT_CASLAT]
*/
- if (fsl_ddr_get_version() <= 0x40400)
+ if (fsl_ddr_get_version(ctrl_num) <= 0x40400)
caslat_ctrl = 2 * cas_latency - 1;
else
caslat_ctrl = (cas_latency - 1) << 1;
break;
}
}
-
+ sr_ie = popts->self_refresh_interrupt_en;
num_pr = 1; /* Make this configurable */
/*
int i;
unsigned short esdmode4 = 0; /* Extended SDRAM mode 4 */
unsigned short esdmode5; /* Extended SDRAM mode 5 */
+ int rtt_park = 0;
- esdmode5 = 0x00000400; /* Data mask enabled */
+ if (ddr->cs[0].config & SDRAM_CS_CONFIG_EN) {
+ esdmode5 = 0x00000500; /* Data mask enable, RTT_PARK CS0 */
+ rtt_park = 1;
+ } else {
+ esdmode5 = 0x00000400; /* Data mask enabled */
+ }
ddr->ddr_sdram_mode_9 = (0
| ((esdmode4 & 0xffff) << 16)
| ((esdmode5 & 0xffff) << 0)
);
+
+ /* only mode_9 use 0x500, others use 0x400 */
+
debug("FSLDDR: ddr_sdram_mode_9) = 0x%08x\n", ddr->ddr_sdram_mode_9);
if (unq_mrs_en) { /* unique mode registers are supported */
for (i = 1; i < CONFIG_CHIP_SELECTS_PER_CTRL; i++) {
+ if (!rtt_park &&
+ (ddr->cs[i].config & SDRAM_CS_CONFIG_EN)) {
+ esdmode5 |= 0x00000500; /* RTT_PARK */
+ rtt_park = 1;
+ } else {
+ esdmode5 = 0x00000400;
+ }
switch (i) {
case 1:
ddr->ddr_sdram_mode_11 = (0
const dimm_params_t *dimm_params)
{
unsigned int acc_ecc_en = (ddr->ddr_sdram_cfg >> 2) & 0x1;
+ int i;
+
+ for (i = 0; i < CONFIG_DIMM_SLOTS_PER_CTLR; i++) {
+ if (dimm_params[i].n_ranks)
+ break;
+ }
+ if (i >= CONFIG_DIMM_SLOTS_PER_CTLR) {
+ puts("DDR error: no DIMM found!\n");
+ return;
+ }
- ddr->dq_map_0 = ((dimm_params->dq_mapping[0] & 0x3F) << 26) |
- ((dimm_params->dq_mapping[1] & 0x3F) << 20) |
- ((dimm_params->dq_mapping[2] & 0x3F) << 14) |
- ((dimm_params->dq_mapping[3] & 0x3F) << 8) |
- ((dimm_params->dq_mapping[4] & 0x3F) << 2);
+ ddr->dq_map_0 = ((dimm_params[i].dq_mapping[0] & 0x3F) << 26) |
+ ((dimm_params[i].dq_mapping[1] & 0x3F) << 20) |
+ ((dimm_params[i].dq_mapping[2] & 0x3F) << 14) |
+ ((dimm_params[i].dq_mapping[3] & 0x3F) << 8) |
+ ((dimm_params[i].dq_mapping[4] & 0x3F) << 2);
- ddr->dq_map_1 = ((dimm_params->dq_mapping[5] & 0x3F) << 26) |
- ((dimm_params->dq_mapping[6] & 0x3F) << 20) |
- ((dimm_params->dq_mapping[7] & 0x3F) << 14) |
- ((dimm_params->dq_mapping[10] & 0x3F) << 8) |
- ((dimm_params->dq_mapping[11] & 0x3F) << 2);
+ ddr->dq_map_1 = ((dimm_params[i].dq_mapping[5] & 0x3F) << 26) |
+ ((dimm_params[i].dq_mapping[6] & 0x3F) << 20) |
+ ((dimm_params[i].dq_mapping[7] & 0x3F) << 14) |
+ ((dimm_params[i].dq_mapping[10] & 0x3F) << 8) |
+ ((dimm_params[i].dq_mapping[11] & 0x3F) << 2);
- ddr->dq_map_2 = ((dimm_params->dq_mapping[12] & 0x3F) << 26) |
- ((dimm_params->dq_mapping[13] & 0x3F) << 20) |
- ((dimm_params->dq_mapping[14] & 0x3F) << 14) |
- ((dimm_params->dq_mapping[15] & 0x3F) << 8) |
- ((dimm_params->dq_mapping[16] & 0x3F) << 2);
+ ddr->dq_map_2 = ((dimm_params[i].dq_mapping[12] & 0x3F) << 26) |
+ ((dimm_params[i].dq_mapping[13] & 0x3F) << 20) |
+ ((dimm_params[i].dq_mapping[14] & 0x3F) << 14) |
+ ((dimm_params[i].dq_mapping[15] & 0x3F) << 8) |
+ ((dimm_params[i].dq_mapping[16] & 0x3F) << 2);
/* dq_map for ECC[4:7] is set to 0 if accumulated ECC is enabled */
- ddr->dq_map_3 = ((dimm_params->dq_mapping[17] & 0x3F) << 26) |
- ((dimm_params->dq_mapping[8] & 0x3F) << 20) |
+ ddr->dq_map_3 = ((dimm_params[i].dq_mapping[17] & 0x3F) << 26) |
+ ((dimm_params[i].dq_mapping[8] & 0x3F) << 20) |
(acc_ecc_en ? 0 :
- (dimm_params->dq_mapping[9] & 0x3F) << 14) |
- dimm_params->dq_mapping_ors;
+ (dimm_params[i].dq_mapping[9] & 0x3F) << 14) |
+ dimm_params[i].dq_mapping_ors;
debug("FSLDDR: dq_map_0 = 0x%08x\n", ddr->dq_map_0);
debug("FSLDDR: dq_map_1 = 0x%08x\n", ddr->dq_map_1);
set_ddr_cdr1(ddr, popts);
set_ddr_cdr2(ddr, popts);
set_ddr_sdram_cfg(ddr, popts, common_dimm);
- ip_rev = fsl_ddr_get_version();
+ ip_rev = fsl_ddr_get_version(ctrl_num);
if (ip_rev > 0x40400)
unq_mrs_en = 1;