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-rw-r--r--drivers/ddr/fsl/arm_ddr_gen3.c2
-rw-r--r--drivers/ddr/fsl/ctrl_regs.c216
-rw-r--r--drivers/ddr/fsl/ddr1_dimm_params.c18
-rw-r--r--drivers/ddr/fsl/ddr2_dimm_params.c12
-rw-r--r--drivers/ddr/fsl/ddr3_dimm_params.c8
-rw-r--r--drivers/ddr/fsl/ddr4_dimm_params.c8
-rw-r--r--drivers/ddr/fsl/fsl_ddr_gen4.c36
-rw-r--r--drivers/ddr/fsl/lc_common_dimm_params.c27
-rw-r--r--drivers/ddr/fsl/main.c29
-rw-r--r--drivers/ddr/fsl/mpc85xx_ddr_gen3.c4
-rw-r--r--drivers/ddr/fsl/options.c6
-rw-r--r--drivers/ddr/fsl/util.c67
12 files changed, 279 insertions, 154 deletions
diff --git a/drivers/ddr/fsl/arm_ddr_gen3.c b/drivers/ddr/fsl/arm_ddr_gen3.c
index c139da6da9..7160da4ec8 100644
--- a/drivers/ddr/fsl/arm_ddr_gen3.c
+++ b/drivers/ddr/fsl/arm_ddr_gen3.c
@@ -222,7 +222,7 @@ step2:
bus_width = 3 - ((ddr_in32(&ddr->sdram_cfg) & SDRAM_CFG_DBW_MASK)
>> SDRAM_CFG_DBW_SHIFT);
timeout = ((total_gb_size_per_controller << (6 - bus_width)) * 100 /
- (get_ddr_freq(0) >> 20)) << 1;
+ (get_ddr_freq(ctrl_num) >> 20)) << 1;
total_gb_size_per_controller >>= 4; /* shift down to gb size */
debug("total %d GB\n", total_gb_size_per_controller);
debug("Need to wait up to %d * 10ms\n", timeout);
diff --git a/drivers/ddr/fsl/ctrl_regs.c b/drivers/ddr/fsl/ctrl_regs.c
index 03d7ff17dd..690e73dacf 100644
--- a/drivers/ddr/fsl/ctrl_regs.c
+++ b/drivers/ddr/fsl/ctrl_regs.c
@@ -17,8 +17,6 @@
#include <fsl_immap.h>
#include <asm/io.h>
-unsigned int picos_to_mclk(unsigned int picos);
-
/*
* Determine Rtt value.
*
@@ -78,10 +76,11 @@ static inline int fsl_ddr_get_rtt(void)
* 16 for <= 2933MT/s
* 18 for higher
*/
-static inline unsigned int compute_cas_write_latency(void)
+static inline unsigned int compute_cas_write_latency(
+ const unsigned int ctrl_num)
{
unsigned int cwl;
- const unsigned int mclk_ps = get_memory_clk_period_ps();
+ const unsigned int mclk_ps = get_memory_clk_period_ps(ctrl_num);
if (mclk_ps >= 1250)
cwl = 9;
else if (mclk_ps >= 1070)
@@ -111,10 +110,11 @@ static inline unsigned int compute_cas_write_latency(void)
* 11 if 0.935ns > tCK >= 0.833ns
* 12 if 0.833ns > tCK >= 0.75ns
*/
-static inline unsigned int compute_cas_write_latency(void)
+static inline unsigned int compute_cas_write_latency(
+ const unsigned int ctrl_num)
{
unsigned int cwl;
- const unsigned int mclk_ps = get_memory_clk_period_ps();
+ const unsigned int mclk_ps = get_memory_clk_period_ps(ctrl_num);
if (mclk_ps >= 2500)
cwl = 5;
@@ -287,7 +287,8 @@ static inline int avoid_odt_overlap(const dimm_params_t *dimm_params)
* Avoid writing for DDR I. The new PQ38 DDR controller
* dreams up non-zero default values to be backwards compatible.
*/
-static void set_timing_cfg_0(fsl_ddr_cfg_regs_t *ddr,
+static void set_timing_cfg_0(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const dimm_params_t *dimm_params)
{
@@ -306,7 +307,7 @@ static void set_timing_cfg_0(fsl_ddr_cfg_regs_t *ddr,
/* Mode register set cycle time (tMRD). */
unsigned char tmrd_mclk;
#if defined(CONFIG_SYS_FSL_DDR4) || defined(CONFIG_SYS_FSL_DDR3)
- const unsigned int mclk_ps = get_memory_clk_period_ps();
+ const unsigned int mclk_ps = get_memory_clk_period_ps(ctrl_num);
#endif
#ifdef CONFIG_SYS_FSL_DDR4
@@ -314,15 +315,15 @@ static void set_timing_cfg_0(fsl_ddr_cfg_regs_t *ddr,
int txp = max((int)mclk_ps * 4, 6000); /* unit=ps */
trwt_mclk = 2;
twrt_mclk = 1;
- act_pd_exit_mclk = picos_to_mclk(txp);
+ act_pd_exit_mclk = picos_to_mclk(ctrl_num, txp);
pre_pd_exit_mclk = act_pd_exit_mclk;
/*
* MRS_CYC = max(tMRD, tMOD)
* tMRD = 8nCK, tMOD = max(24nCK, 15ns)
*/
- tmrd_mclk = max(24U, picos_to_mclk(15000));
+ tmrd_mclk = max(24U, picos_to_mclk(ctrl_num, 15000));
#elif defined(CONFIG_SYS_FSL_DDR3)
- unsigned int data_rate = get_ddr_freq(0);
+ unsigned int data_rate = get_ddr_freq(ctrl_num);
int txp;
unsigned int ip_rev;
int odt_overlap;
@@ -344,7 +345,8 @@ static void set_timing_cfg_0(fsl_ddr_cfg_regs_t *ddr,
* tMRD = 4nCK (8nCK for RDIMM)
* tMOD = max(12nCK, 15ns)
*/
- tmrd_mclk = max((unsigned int)12, picos_to_mclk(15000));
+ tmrd_mclk = max((unsigned int)12,
+ picos_to_mclk(ctrl_num, 15000));
} else {
/*
* MRS_CYC = tMRD
@@ -388,7 +390,7 @@ static void set_timing_cfg_0(fsl_ddr_cfg_regs_t *ddr,
taxpd_mclk = 1;
} else {
/* act_pd_exit_mclk = tXARD, see above */
- act_pd_exit_mclk = picos_to_mclk(txp);
+ act_pd_exit_mclk = picos_to_mclk(ctrl_num, txp);
/* Mode register MR0[A12] is '1' - fast exit */
pre_pd_exit_mclk = act_pd_exit_mclk;
taxpd_mclk = 1;
@@ -424,11 +426,12 @@ static void set_timing_cfg_0(fsl_ddr_cfg_regs_t *ddr,
#endif /* !defined(CONFIG_SYS_FSL_DDR1) */
/* DDR SDRAM Timing Configuration 3 (TIMING_CFG_3) */
-static void set_timing_cfg_3(fsl_ddr_cfg_regs_t *ddr,
- const memctl_options_t *popts,
- const common_timing_params_t *common_dimm,
- unsigned int cas_latency,
- unsigned int additive_latency)
+static void set_timing_cfg_3(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
+ const memctl_options_t *popts,
+ const common_timing_params_t *common_dimm,
+ unsigned int cas_latency,
+ unsigned int additive_latency)
{
/* Extended precharge to activate interval (tRP) */
unsigned int ext_pretoact = 0;
@@ -447,18 +450,18 @@ static void set_timing_cfg_3(fsl_ddr_cfg_regs_t *ddr,
/* Control Adjust */
unsigned int cntl_adj = 0;
- ext_pretoact = picos_to_mclk(common_dimm->trp_ps) >> 4;
- ext_acttopre = picos_to_mclk(common_dimm->tras_ps) >> 4;
- ext_acttorw = picos_to_mclk(common_dimm->trcd_ps) >> 4;
+ ext_pretoact = picos_to_mclk(ctrl_num, common_dimm->trp_ps) >> 4;
+ ext_acttopre = picos_to_mclk(ctrl_num, common_dimm->tras_ps) >> 4;
+ ext_acttorw = picos_to_mclk(ctrl_num, common_dimm->trcd_ps) >> 4;
ext_caslat = (2 * cas_latency - 1) >> 4;
ext_add_lat = additive_latency >> 4;
#ifdef CONFIG_SYS_FSL_DDR4
- ext_refrec = (picos_to_mclk(common_dimm->trfc1_ps) - 8) >> 4;
+ ext_refrec = (picos_to_mclk(ctrl_num, common_dimm->trfc1_ps) - 8) >> 4;
#else
- ext_refrec = (picos_to_mclk(common_dimm->trfc_ps) - 8) >> 4;
+ ext_refrec = (picos_to_mclk(ctrl_num, common_dimm->trfc_ps) - 8) >> 4;
/* ext_wrrec only deals with 16 clock and above, or 14 with OTF */
#endif
- ext_wrrec = (picos_to_mclk(common_dimm->twr_ps) +
+ ext_wrrec = (picos_to_mclk(ctrl_num, common_dimm->twr_ps) +
(popts->otf_burst_chop_en ? 2 : 0)) >> 4;
ddr->timing_cfg_3 = (0
@@ -475,10 +478,11 @@ static void set_timing_cfg_3(fsl_ddr_cfg_regs_t *ddr,
}
/* DDR SDRAM Timing Configuration 1 (TIMING_CFG_1) */
-static void set_timing_cfg_1(fsl_ddr_cfg_regs_t *ddr,
- const memctl_options_t *popts,
- const common_timing_params_t *common_dimm,
- unsigned int cas_latency)
+static void set_timing_cfg_1(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
+ const memctl_options_t *popts,
+ const common_timing_params_t *common_dimm,
+ unsigned int cas_latency)
{
/* Precharge-to-activate interval (tRP) */
unsigned char pretoact_mclk;
@@ -510,9 +514,9 @@ static void set_timing_cfg_1(fsl_ddr_cfg_regs_t *ddr,
1, 2, 3, 4, 5, 6, 7, 8, 10, 10, 12, 12, 14, 14, 0, 0};
#endif
- pretoact_mclk = picos_to_mclk(common_dimm->trp_ps);
- acttopre_mclk = picos_to_mclk(common_dimm->tras_ps);
- acttorw_mclk = picos_to_mclk(common_dimm->trcd_ps);
+ pretoact_mclk = picos_to_mclk(ctrl_num, common_dimm->trp_ps);
+ acttopre_mclk = picos_to_mclk(ctrl_num, common_dimm->tras_ps);
+ acttorw_mclk = picos_to_mclk(ctrl_num, common_dimm->trcd_ps);
/*
* Translate CAS Latency to a DDR controller field value:
@@ -547,19 +551,19 @@ static void set_timing_cfg_1(fsl_ddr_cfg_regs_t *ddr,
#endif
#ifdef CONFIG_SYS_FSL_DDR4
- refrec_ctrl = picos_to_mclk(common_dimm->trfc1_ps) - 8;
- wrrec_mclk = picos_to_mclk(common_dimm->twr_ps);
- acttoact_mclk = max(picos_to_mclk(common_dimm->trrds_ps), 4U);
- wrtord_mclk = max(2U, picos_to_mclk(2500));
+ refrec_ctrl = picos_to_mclk(ctrl_num, common_dimm->trfc1_ps) - 8;
+ wrrec_mclk = picos_to_mclk(ctrl_num, common_dimm->twr_ps);
+ acttoact_mclk = max(picos_to_mclk(ctrl_num, common_dimm->trrds_ps), 4U);
+ wrtord_mclk = max(2U, picos_to_mclk(ctrl_num, 2500));
if ((wrrec_mclk < 1) || (wrrec_mclk > 24))
printf("Error: WRREC doesn't support %d clocks\n", wrrec_mclk);
else
wrrec_mclk = wrrec_table[wrrec_mclk - 1];
#else
- refrec_ctrl = picos_to_mclk(common_dimm->trfc_ps) - 8;
- wrrec_mclk = picos_to_mclk(common_dimm->twr_ps);
- acttoact_mclk = picos_to_mclk(common_dimm->trrd_ps);
- wrtord_mclk = picos_to_mclk(common_dimm->twtr_ps);
+ refrec_ctrl = picos_to_mclk(ctrl_num, common_dimm->trfc_ps) - 8;
+ wrrec_mclk = picos_to_mclk(ctrl_num, common_dimm->twr_ps);
+ acttoact_mclk = picos_to_mclk(ctrl_num, common_dimm->trrd_ps);
+ wrtord_mclk = picos_to_mclk(ctrl_num, common_dimm->twtr_ps);
if ((wrrec_mclk < 1) || (wrrec_mclk > 16))
printf("Error: WRREC doesn't support %d clocks\n", wrrec_mclk);
else
@@ -602,11 +606,12 @@ static void set_timing_cfg_1(fsl_ddr_cfg_regs_t *ddr,
}
/* DDR SDRAM Timing Configuration 2 (TIMING_CFG_2) */
-static void set_timing_cfg_2(fsl_ddr_cfg_regs_t *ddr,
- const memctl_options_t *popts,
- const common_timing_params_t *common_dimm,
- unsigned int cas_latency,
- unsigned int additive_latency)
+static void set_timing_cfg_2(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
+ const memctl_options_t *popts,
+ const common_timing_params_t *common_dimm,
+ unsigned int cas_latency,
+ unsigned int additive_latency)
{
/* Additive latency */
unsigned char add_lat_mclk;
@@ -623,7 +628,7 @@ static void set_timing_cfg_2(fsl_ddr_cfg_regs_t *ddr,
/* Window for four activates (tFAW) */
unsigned short four_act;
#ifdef CONFIG_SYS_FSL_DDR3
- const unsigned int mclk_ps = get_memory_clk_period_ps();
+ const unsigned int mclk_ps = get_memory_clk_period_ps(ctrl_num);
#endif
/* FIXME add check that this must be less than acttorw_mclk */
@@ -641,13 +646,13 @@ static void set_timing_cfg_2(fsl_ddr_cfg_regs_t *ddr,
#elif defined(CONFIG_SYS_FSL_DDR2)
wr_lat = cas_latency - 1;
#else
- wr_lat = compute_cas_write_latency();
+ wr_lat = compute_cas_write_latency(ctrl_num);
#endif
#ifdef CONFIG_SYS_FSL_DDR4
- rd_to_pre = picos_to_mclk(7500);
+ rd_to_pre = picos_to_mclk(ctrl_num, 7500);
#else
- rd_to_pre = picos_to_mclk(common_dimm->trtp_ps);
+ rd_to_pre = picos_to_mclk(ctrl_num, common_dimm->trtp_ps);
#endif
/*
* JEDEC has some min requirements for tRTP
@@ -665,19 +670,20 @@ static void set_timing_cfg_2(fsl_ddr_cfg_regs_t *ddr,
wr_data_delay = popts->write_data_delay;
#ifdef CONFIG_SYS_FSL_DDR4
cpo = 0;
- cke_pls = max(3U, picos_to_mclk(5000));
+ cke_pls = max(3U, picos_to_mclk(ctrl_num, 5000));
#elif defined(CONFIG_SYS_FSL_DDR3)
/*
* cke pulse = max(3nCK, 7.5ns) for DDR3-800
* max(3nCK, 5.625ns) for DDR3-1066, 1333
* max(3nCK, 5ns) for DDR3-1600, 1866, 2133
*/
- cke_pls = max(3U, picos_to_mclk(mclk_ps > 1870 ? 7500 :
- (mclk_ps > 1245 ? 5625 : 5000)));
+ cke_pls = max(3U, picos_to_mclk(ctrl_num, mclk_ps > 1870 ? 7500 :
+ (mclk_ps > 1245 ? 5625 : 5000)));
#else
cke_pls = FSL_DDR_MIN_TCKE_PULSE_WIDTH_DDR;
#endif
- four_act = picos_to_mclk(popts->tfaw_window_four_activates_ps);
+ four_act = picos_to_mclk(ctrl_num,
+ popts->tfaw_window_four_activates_ps);
ddr->timing_cfg_2 = (0
| ((add_lat_mclk & 0xf) << 28)
@@ -818,7 +824,8 @@ static void set_ddr_sdram_cfg(fsl_ddr_cfg_regs_t *ddr,
}
/* DDR SDRAM control configuration 2 (DDR_SDRAM_CFG_2) */
-static void set_ddr_sdram_cfg_2(fsl_ddr_cfg_regs_t *ddr,
+static void set_ddr_sdram_cfg_2(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const unsigned int unq_mrs_en)
{
@@ -865,7 +872,7 @@ static void set_ddr_sdram_cfg_2(fsl_ddr_cfg_regs_t *ddr,
#endif
#if (CONFIG_SYS_FSL_DDR_VER >= FSL_DDR_VER_4_7)
- slow = get_ddr_freq(0) < 1249000000;
+ slow = get_ddr_freq(ctrl_num) < 1249000000;
#endif
if (popts->registered_dimm_en) {
@@ -915,7 +922,8 @@ static void set_ddr_sdram_cfg_2(fsl_ddr_cfg_regs_t *ddr,
#ifdef CONFIG_SYS_FSL_DDR4
/* DDR SDRAM Mode configuration 2 (DDR_SDRAM_MODE_2) */
-static void set_ddr_sdram_mode_2(fsl_ddr_cfg_regs_t *ddr,
+static void set_ddr_sdram_mode_2(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const common_timing_params_t *common_dimm,
const unsigned int unq_mrs_en)
@@ -926,10 +934,10 @@ static void set_ddr_sdram_mode_2(fsl_ddr_cfg_regs_t *ddr,
unsigned int wr_crc = 0; /* Disable */
unsigned int rtt_wr = 0; /* Rtt_WR - dynamic ODT off */
unsigned int srt = 0; /* self-refresh temerature, normal range */
- unsigned int cwl = compute_cas_write_latency() - 9;
+ unsigned int cwl = compute_cas_write_latency(ctrl_num) - 9;
unsigned int mpr = 0; /* serial */
unsigned int wc_lat;
- const unsigned int mclk_ps = get_memory_clk_period_ps();
+ const unsigned int mclk_ps = get_memory_clk_period_ps(ctrl_num);
if (popts->rtt_override)
rtt_wr = popts->rtt_wr_override_value;
@@ -1002,7 +1010,8 @@ static void set_ddr_sdram_mode_2(fsl_ddr_cfg_regs_t *ddr,
}
#elif defined(CONFIG_SYS_FSL_DDR3)
/* DDR SDRAM Mode configuration 2 (DDR_SDRAM_MODE_2) */
-static void set_ddr_sdram_mode_2(fsl_ddr_cfg_regs_t *ddr,
+static void set_ddr_sdram_mode_2(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const common_timing_params_t *common_dimm,
const unsigned int unq_mrs_en)
@@ -1013,7 +1022,7 @@ static void set_ddr_sdram_mode_2(fsl_ddr_cfg_regs_t *ddr,
unsigned int rtt_wr = 0; /* Rtt_WR - dynamic ODT off */
unsigned int srt = 0; /* self-refresh temerature, normal range */
unsigned int asr = 0; /* auto self-refresh disable */
- unsigned int cwl = compute_cas_write_latency() - 5;
+ unsigned int cwl = compute_cas_write_latency(ctrl_num) - 5;
unsigned int pasr = 0; /* partial array self refresh disable */
if (popts->rtt_override)
@@ -1077,7 +1086,8 @@ static void set_ddr_sdram_mode_2(fsl_ddr_cfg_regs_t *ddr,
#else /* for DDR2 and DDR1 */
/* DDR SDRAM Mode configuration 2 (DDR_SDRAM_MODE_2) */
-static void set_ddr_sdram_mode_2(fsl_ddr_cfg_regs_t *ddr,
+static void set_ddr_sdram_mode_2(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const common_timing_params_t *common_dimm,
const unsigned int unq_mrs_en)
@@ -1144,7 +1154,8 @@ static void set_ddr_sdram_mode_9(fsl_ddr_cfg_regs_t *ddr,
}
/* DDR SDRAM Mode configuration 10 (DDR_SDRAM_MODE_10) */
-static void set_ddr_sdram_mode_10(fsl_ddr_cfg_regs_t *ddr,
+static void set_ddr_sdram_mode_10(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const common_timing_params_t *common_dimm,
const unsigned int unq_mrs_en)
@@ -1152,7 +1163,7 @@ static void set_ddr_sdram_mode_10(fsl_ddr_cfg_regs_t *ddr,
int i;
unsigned short esdmode6 = 0; /* Extended SDRAM mode 6 */
unsigned short esdmode7 = 0; /* Extended SDRAM mode 7 */
- unsigned int tccdl_min = picos_to_mclk(common_dimm->tccdl_ps);
+ unsigned int tccdl_min = picos_to_mclk(ctrl_num, common_dimm->tccdl_ps);
esdmode6 = ((tccdl_min - 4) & 0x7) << 10;
@@ -1196,14 +1207,15 @@ static void set_ddr_sdram_mode_10(fsl_ddr_cfg_regs_t *ddr,
#endif
/* DDR SDRAM Interval Configuration (DDR_SDRAM_INTERVAL) */
-static void set_ddr_sdram_interval(fsl_ddr_cfg_regs_t *ddr,
- const memctl_options_t *popts,
- const common_timing_params_t *common_dimm)
+static void set_ddr_sdram_interval(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
+ const memctl_options_t *popts,
+ const common_timing_params_t *common_dimm)
{
unsigned int refint; /* Refresh interval */
unsigned int bstopre; /* Precharge interval */
- refint = picos_to_mclk(common_dimm->refresh_rate_ps);
+ refint = picos_to_mclk(ctrl_num, common_dimm->refresh_rate_ps);
bstopre = popts->bstopre;
@@ -1217,7 +1229,8 @@ static void set_ddr_sdram_interval(fsl_ddr_cfg_regs_t *ddr,
#ifdef CONFIG_SYS_FSL_DDR4
/* DDR SDRAM Mode configuration set (DDR_SDRAM_MODE) */
-static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
+static void set_ddr_sdram_mode(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const common_timing_params_t *common_dimm,
unsigned int cas_latency,
@@ -1292,7 +1305,7 @@ static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
* 1=fast exit DLL on (tXP)
*/
- wr_mclk = picos_to_mclk(common_dimm->twr_ps);
+ wr_mclk = picos_to_mclk(ctrl_num, common_dimm->twr_ps);
if (wr_mclk <= 24) {
wr = wr_table[wr_mclk - 10];
} else {
@@ -1387,7 +1400,8 @@ static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
#elif defined(CONFIG_SYS_FSL_DDR3)
/* DDR SDRAM Mode configuration set (DDR_SDRAM_MODE) */
-static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
+static void set_ddr_sdram_mode(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const common_timing_params_t *common_dimm,
unsigned int cas_latency,
@@ -1466,7 +1480,7 @@ static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
*/
dll_on = 1;
- wr_mclk = picos_to_mclk(common_dimm->twr_ps);
+ wr_mclk = picos_to_mclk(ctrl_num, common_dimm->twr_ps);
if (wr_mclk <= 16) {
wr = wr_table[wr_mclk - 5];
} else {
@@ -1582,7 +1596,8 @@ static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
#else /* !CONFIG_SYS_FSL_DDR3 */
/* DDR SDRAM Mode configuration set (DDR_SDRAM_MODE) */
-static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
+static void set_ddr_sdram_mode(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const common_timing_params_t *common_dimm,
unsigned int cas_latency,
@@ -1654,7 +1669,7 @@ static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
#if defined(CONFIG_SYS_FSL_DDR1)
wr = 0; /* Historical */
#elif defined(CONFIG_SYS_FSL_DDR2)
- wr = picos_to_mclk(common_dimm->twr_ps);
+ wr = picos_to_mclk(ctrl_num, common_dimm->twr_ps);
#endif
dll_res = 0;
mode = 0;
@@ -1842,15 +1857,16 @@ static void set_timing_cfg_6(fsl_ddr_cfg_regs_t *ddr)
debug("FSLDDR: timing_cfg_6 = 0x%08x\n", ddr->timing_cfg_6);
}
-static void set_timing_cfg_7(fsl_ddr_cfg_regs_t *ddr,
- const common_timing_params_t *common_dimm)
+static void set_timing_cfg_7(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
+ const common_timing_params_t *common_dimm)
{
unsigned int txpr, tcksre, tcksrx;
unsigned int cke_rst, cksre, cksrx, par_lat, cs_to_cmd;
- txpr = max(5U, picos_to_mclk(common_dimm->trfc1_ps + 10000));
- tcksre = max(5U, picos_to_mclk(10000));
- tcksrx = max(5U, picos_to_mclk(10000));
+ txpr = max(5U, picos_to_mclk(ctrl_num, common_dimm->trfc1_ps + 10000));
+ tcksre = max(5U, picos_to_mclk(ctrl_num, 10000));
+ tcksrx = max(5U, picos_to_mclk(ctrl_num, 10000));
par_lat = 0;
cs_to_cmd = 0;
@@ -1883,14 +1899,15 @@ static void set_timing_cfg_7(fsl_ddr_cfg_regs_t *ddr,
debug("FSLDDR: timing_cfg_7 = 0x%08x\n", ddr->timing_cfg_7);
}
-static void set_timing_cfg_8(fsl_ddr_cfg_regs_t *ddr,
+static void set_timing_cfg_8(const unsigned int ctrl_num,
+ fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const common_timing_params_t *common_dimm,
unsigned int cas_latency)
{
unsigned int rwt_bg, wrt_bg, rrt_bg, wwt_bg;
unsigned int acttoact_bg, wrtord_bg, pre_all_rec;
- unsigned int tccdl = picos_to_mclk(common_dimm->tccdl_ps);
+ unsigned int tccdl = picos_to_mclk(ctrl_num, common_dimm->tccdl_ps);
unsigned int wr_lat = ((ddr->timing_cfg_2 & 0x00780000) >> 19) +
((ddr->timing_cfg_2 & 0x00040000) >> 14);
@@ -1911,11 +1928,11 @@ static void set_timing_cfg_8(fsl_ddr_cfg_regs_t *ddr,
wwt_bg = tccdl - 4;
} else {
rrt_bg = tccdl - 2;
- wwt_bg = tccdl - 4;
+ wwt_bg = tccdl - 2;
}
- acttoact_bg = picos_to_mclk(common_dimm->trrdl_ps);
- wrtord_bg = max(4U, picos_to_mclk(7500));
+ acttoact_bg = picos_to_mclk(ctrl_num, common_dimm->trrdl_ps);
+ wrtord_bg = max(4U, picos_to_mclk(ctrl_num, 7500));
if (popts->otf_burst_chop_en)
wrtord_bg += 2;
@@ -2147,7 +2164,8 @@ check_fsl_memctl_config_regs(const fsl_ddr_cfg_regs_t *ddr)
}
unsigned int
-compute_fsl_memctl_config_regs(const memctl_options_t *popts,
+compute_fsl_memctl_config_regs(const unsigned int ctrl_num,
+ const memctl_options_t *popts,
fsl_ddr_cfg_regs_t *ddr,
const common_timing_params_t *common_dimm,
const dimm_params_t *dimm_params,
@@ -2319,14 +2337,14 @@ compute_fsl_memctl_config_regs(const memctl_options_t *popts,
set_ddr_eor(ddr, popts);
#if !defined(CONFIG_SYS_FSL_DDR1)
- set_timing_cfg_0(ddr, popts, dimm_params);
+ set_timing_cfg_0(ctrl_num, ddr, popts, dimm_params);
#endif
- set_timing_cfg_3(ddr, popts, common_dimm, cas_latency,
+ set_timing_cfg_3(ctrl_num, ddr, popts, common_dimm, cas_latency,
additive_latency);
- set_timing_cfg_1(ddr, popts, common_dimm, cas_latency);
- set_timing_cfg_2(ddr, popts, common_dimm,
- cas_latency, additive_latency);
+ set_timing_cfg_1(ctrl_num, ddr, popts, common_dimm, cas_latency);
+ set_timing_cfg_2(ctrl_num, ddr, popts, common_dimm,
+ cas_latency, additive_latency);
set_ddr_cdr1(ddr, popts);
set_ddr_cdr2(ddr, popts);
@@ -2338,15 +2356,15 @@ compute_fsl_memctl_config_regs(const memctl_options_t *popts,
if ((ip_rev > 0x40700) && (popts->cswl_override != 0))
ddr->debug[18] = popts->cswl_override;
- set_ddr_sdram_cfg_2(ddr, popts, unq_mrs_en);
- set_ddr_sdram_mode(ddr, popts, common_dimm,
- cas_latency, additive_latency, unq_mrs_en);
- set_ddr_sdram_mode_2(ddr, popts, common_dimm, unq_mrs_en);
+ set_ddr_sdram_cfg_2(ctrl_num, ddr, popts, unq_mrs_en);
+ set_ddr_sdram_mode(ctrl_num, ddr, popts, common_dimm,
+ cas_latency, additive_latency, unq_mrs_en);
+ set_ddr_sdram_mode_2(ctrl_num, ddr, popts, common_dimm, unq_mrs_en);
#ifdef CONFIG_SYS_FSL_DDR4
set_ddr_sdram_mode_9(ddr, popts, common_dimm, unq_mrs_en);
- set_ddr_sdram_mode_10(ddr, popts, common_dimm, unq_mrs_en);
+ set_ddr_sdram_mode_10(ctrl_num, ddr, popts, common_dimm, unq_mrs_en);
#endif
- set_ddr_sdram_interval(ddr, popts, common_dimm);
+ set_ddr_sdram_interval(ctrl_num, ddr, popts, common_dimm);
set_ddr_data_init(ddr);
set_ddr_sdram_clk_cntl(ddr, popts);
set_ddr_init_addr(ddr);
@@ -2356,8 +2374,8 @@ compute_fsl_memctl_config_regs(const memctl_options_t *popts,
#ifdef CONFIG_SYS_FSL_DDR4
set_ddr_sdram_cfg_3(ddr, popts);
set_timing_cfg_6(ddr);
- set_timing_cfg_7(ddr, common_dimm);
- set_timing_cfg_8(ddr, popts, common_dimm, cas_latency);
+ set_timing_cfg_7(ctrl_num, ddr, common_dimm);
+ set_timing_cfg_8(ctrl_num, ddr, popts, common_dimm, cas_latency);
set_timing_cfg_9(ddr);
set_ddr_dq_mapping(ddr, dimm_params);
#endif
@@ -2372,7 +2390,11 @@ compute_fsl_memctl_config_regs(const memctl_options_t *popts,
#ifdef CONFIG_SYS_FSL_DDR_EMU
/* disble DDR training for emulator */
ddr->debug[2] = 0x00000400;
- ddr->debug[4] = 0xff800000;
+ ddr->debug[4] = 0xff800800;
+ ddr->debug[5] = 0x08000800;
+ ddr->debug[6] = 0x08000800;
+ ddr->debug[7] = 0x08000800;
+ ddr->debug[8] = 0x08000800;
#endif
#ifdef CONFIG_SYS_FSL_ERRATUM_A004508
if ((ip_rev >= 0x40000) && (ip_rev < 0x40400))
diff --git a/drivers/ddr/fsl/ddr1_dimm_params.c b/drivers/ddr/fsl/ddr1_dimm_params.c
index 7df27b90b7..7f1c3afcc4 100644
--- a/drivers/ddr/fsl/ddr1_dimm_params.c
+++ b/drivers/ddr/fsl/ddr1_dimm_params.c
@@ -228,10 +228,10 @@ compute_derated_DDR1_CAS_latency(unsigned int mclk_ps)
*
* FIXME: use #define for the retvals
*/
-unsigned int
-ddr_compute_dimm_parameters(const ddr1_spd_eeprom_t *spd,
- dimm_params_t *pdimm,
- unsigned int dimm_number)
+unsigned int ddr_compute_dimm_parameters(const unsigned int ctrl_num,
+ const ddr1_spd_eeprom_t *spd,
+ dimm_params_t *pdimm,
+ unsigned int dimm_number)
{
unsigned int retval;
@@ -311,16 +311,16 @@ ddr_compute_dimm_parameters(const ddr1_spd_eeprom_t *spd,
& ~(1 << pdimm->caslat_x_minus_1));
/* Compute CAS latencies below that defined by SPD */
- pdimm->caslat_lowest_derated
- = compute_derated_DDR1_CAS_latency(get_memory_clk_period_ps());
+ pdimm->caslat_lowest_derated = compute_derated_DDR1_CAS_latency(
+ get_memory_clk_period_ps(ctrl_num));
/* Compute timing parameters */
pdimm->trcd_ps = spd->trcd * 250;
pdimm->trp_ps = spd->trp * 250;
pdimm->tras_ps = spd->tras * 1000;
- pdimm->twr_ps = mclk_to_picos(3);
- pdimm->twtr_ps = mclk_to_picos(1);
+ pdimm->twr_ps = mclk_to_picos(ctrl_num, 3);
+ pdimm->twtr_ps = mclk_to_picos(ctrl_num, 1);
pdimm->trfc_ps = compute_trfc_ps_from_spd(0, spd->trfc);
pdimm->trrd_ps = spd->trrd * 250;
@@ -335,7 +335,7 @@ ddr_compute_dimm_parameters(const ddr1_spd_eeprom_t *spd,
pdimm->tdh_ps
= convert_bcd_hundredths_to_cycle_time_ps(spd->data_hold);
- pdimm->trtp_ps = mclk_to_picos(2); /* By the book. */
+ pdimm->trtp_ps = mclk_to_picos(ctrl_num, 2); /* By the book. */
pdimm->tdqsq_max_ps = spd->tdqsq * 10;
pdimm->tqhs_ps = spd->tqhs * 10;
diff --git a/drivers/ddr/fsl/ddr2_dimm_params.c b/drivers/ddr/fsl/ddr2_dimm_params.c
index d865df78a8..49cc1a07ff 100644
--- a/drivers/ddr/fsl/ddr2_dimm_params.c
+++ b/drivers/ddr/fsl/ddr2_dimm_params.c
@@ -211,10 +211,10 @@ compute_derated_DDR2_CAS_latency(unsigned int mclk_ps)
*
* FIXME: use #define for the retvals
*/
-unsigned int
-ddr_compute_dimm_parameters(const ddr2_spd_eeprom_t *spd,
- dimm_params_t *pdimm,
- unsigned int dimm_number)
+unsigned int ddr_compute_dimm_parameters(const unsigned int ctrl_num,
+ const ddr2_spd_eeprom_t *spd,
+ dimm_params_t *pdimm,
+ unsigned int dimm_number)
{
unsigned int retval;
@@ -310,8 +310,8 @@ ddr_compute_dimm_parameters(const ddr2_spd_eeprom_t *spd,
& ~(1 << pdimm->caslat_x_minus_1));
/* Compute CAS latencies below that defined by SPD */
- pdimm->caslat_lowest_derated
- = compute_derated_DDR2_CAS_latency(get_memory_clk_period_ps());
+ pdimm->caslat_lowest_derated = compute_derated_DDR2_CAS_latency(
+ get_memory_clk_period_ps(ctrl_num));
/* Compute timing parameters */
pdimm->trcd_ps = spd->trcd * 250;
diff --git a/drivers/ddr/fsl/ddr3_dimm_params.c b/drivers/ddr/fsl/ddr3_dimm_params.c
index a4b8c101f5..69177150ec 100644
--- a/drivers/ddr/fsl/ddr3_dimm_params.c
+++ b/drivers/ddr/fsl/ddr3_dimm_params.c
@@ -83,10 +83,10 @@ compute_ranksize(const ddr3_spd_eeprom_t *spd)
* Writes the results to the dimm_params_t structure pointed by pdimm.
*
*/
-unsigned int
-ddr_compute_dimm_parameters(const ddr3_spd_eeprom_t *spd,
- dimm_params_t *pdimm,
- unsigned int dimm_number)
+unsigned int ddr_compute_dimm_parameters(const unsigned int ctrl_num,
+ const ddr3_spd_eeprom_t *spd,
+ dimm_params_t *pdimm,
+ unsigned int dimm_number)
{
unsigned int retval;
unsigned int mtb_ps;
diff --git a/drivers/ddr/fsl/ddr4_dimm_params.c b/drivers/ddr/fsl/ddr4_dimm_params.c
index aaddc8fa08..bbfb4ee417 100644
--- a/drivers/ddr/fsl/ddr4_dimm_params.c
+++ b/drivers/ddr/fsl/ddr4_dimm_params.c
@@ -119,10 +119,10 @@ compute_ranksize(const struct ddr4_spd_eeprom_s *spd)
* Writes the results to the dimm_params_t structure pointed by pdimm.
*
*/
-unsigned int
-ddr_compute_dimm_parameters(const generic_spd_eeprom_t *spd,
- dimm_params_t *pdimm,
- unsigned int dimm_number)
+unsigned int ddr_compute_dimm_parameters(const unsigned int ctrl_num,
+ const generic_spd_eeprom_t *spd,
+ dimm_params_t *pdimm,
+ unsigned int dimm_number)
{
unsigned int retval;
int i;
diff --git a/drivers/ddr/fsl/fsl_ddr_gen4.c b/drivers/ddr/fsl/fsl_ddr_gen4.c
index 4eef047343..d9fce7d2f3 100644
--- a/drivers/ddr/fsl/fsl_ddr_gen4.c
+++ b/drivers/ddr/fsl/fsl_ddr_gen4.c
@@ -32,24 +32,44 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
u32 temp_sdram_cfg;
u32 total_gb_size_per_controller;
int timeout;
+#if defined(CONFIG_SYS_FSL_ERRATUM_A008336) || \
+ defined(CONFIG_SYS_FSL_ERRATUM_A008514)
+ u32 *eddrtqcr1;
+#endif
switch (ctrl_num) {
case 0:
ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
+#if defined(CONFIG_SYS_FSL_ERRATUM_A008336) || \
+ defined(CONFIG_SYS_FSL_ERRATUM_A008514)
+ eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR_ADDR + 0x800;
+#endif
break;
#if defined(CONFIG_SYS_FSL_DDR2_ADDR) && (CONFIG_NUM_DDR_CONTROLLERS > 1)
case 1:
ddr = (void *)CONFIG_SYS_FSL_DDR2_ADDR;
+#if defined(CONFIG_SYS_FSL_ERRATUM_A008336) || \
+ defined(CONFIG_SYS_FSL_ERRATUM_A008514)
+ eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR2_ADDR + 0x800;
+#endif
break;
#endif
#if defined(CONFIG_SYS_FSL_DDR3_ADDR) && (CONFIG_NUM_DDR_CONTROLLERS > 2)
case 2:
ddr = (void *)CONFIG_SYS_FSL_DDR3_ADDR;
+#if defined(CONFIG_SYS_FSL_ERRATUM_A008336) || \
+ defined(CONFIG_SYS_FSL_ERRATUM_A008514)
+ eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR3_ADDR + 0x800;
+#endif
break;
#endif
#if defined(CONFIG_SYS_FSL_DDR4_ADDR) && (CONFIG_NUM_DDR_CONTROLLERS > 3)
case 3:
ddr = (void *)CONFIG_SYS_FSL_DDR4_ADDR;
+#if defined(CONFIG_SYS_FSL_ERRATUM_A008336) || \
+ defined(CONFIG_SYS_FSL_ERRATUM_A008514)
+ eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR4_ADDR + 0x800;
+#endif
break;
#endif
default:
@@ -60,6 +80,20 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
if (step == 2)
goto step2;
+#ifdef CONFIG_SYS_FSL_ERRATUM_A008336
+#ifdef CONFIG_LS2085A
+ /* A008336 only applies to general DDR controllers */
+ if ((ctrl_num == 0) || (ctrl_num == 1))
+#endif
+ ddr_out32(eddrtqcr1, 0x63b30002);
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A008514
+#ifdef CONFIG_LS2085A
+ /* A008514 only applies to DP-DDR controler */
+ if (ctrl_num == 2)
+#endif
+ ddr_out32(eddrtqcr1, 0x63b20002);
+#endif
if (regs->ddr_eor)
ddr_out32(&ddr->eor, regs->ddr_eor);
@@ -253,7 +287,7 @@ step2:
bus_width = 3 - ((ddr_in32(&ddr->sdram_cfg) & SDRAM_CFG_DBW_MASK)
>> SDRAM_CFG_DBW_SHIFT);
timeout = ((total_gb_size_per_controller << (6 - bus_width)) * 100 /
- (get_ddr_freq(0) >> 20)) << 2;
+ (get_ddr_freq(ctrl_num) >> 20)) << 2;
total_gb_size_per_controller >>= 4; /* shift down to gb size */
debug("total %d GB\n", total_gb_size_per_controller);
debug("Need to wait up to %d * 10ms\n", timeout);
diff --git a/drivers/ddr/fsl/lc_common_dimm_params.c b/drivers/ddr/fsl/lc_common_dimm_params.c
index 73db444615..b295344c4d 100644
--- a/drivers/ddr/fsl/lc_common_dimm_params.c
+++ b/drivers/ddr/fsl/lc_common_dimm_params.c
@@ -13,7 +13,8 @@
#if defined(CONFIG_SYS_FSL_DDR3) || defined(CONFIG_SYS_FSL_DDR4)
static unsigned int
-compute_cas_latency(const dimm_params_t *dimm_params,
+compute_cas_latency(const unsigned int ctrl_num,
+ const dimm_params_t *dimm_params,
common_timing_params_t *outpdimm,
unsigned int number_of_dimms)
{
@@ -22,7 +23,7 @@ compute_cas_latency(const dimm_params_t *dimm_params,
unsigned int caslat_actual;
unsigned int retry = 16;
unsigned int tmp;
- const unsigned int mclk_ps = get_memory_clk_period_ps();
+ const unsigned int mclk_ps = get_memory_clk_period_ps(ctrl_num);
#ifdef CONFIG_SYS_FSL_DDR3
const unsigned int taamax = 20000;
#else
@@ -72,12 +73,13 @@ compute_cas_latency(const dimm_params_t *dimm_params,
}
#else /* for DDR1 and DDR2 */
static unsigned int
-compute_cas_latency(const dimm_params_t *dimm_params,
+compute_cas_latency(const unsigned int ctrl_num,
+ const dimm_params_t *dimm_params,
common_timing_params_t *outpdimm,
unsigned int number_of_dimms)
{
int i;
- const unsigned int mclk_ps = get_memory_clk_period_ps();
+ const unsigned int mclk_ps = get_memory_clk_period_ps(ctrl_num);
unsigned int lowest_good_caslat;
unsigned int not_ok;
unsigned int temp1, temp2;
@@ -212,7 +214,8 @@ compute_cas_latency(const dimm_params_t *dimm_params,
* by dimm_params.
*/
unsigned int
-compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
+compute_lowest_common_dimm_parameters(const unsigned int ctrl_num,
+ const dimm_params_t *dimm_params,
common_timing_params_t *outpdimm,
const unsigned int number_of_dimms)
{
@@ -442,7 +445,8 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
printf("ERROR: Mix different RDIMM detected!\n");
/* calculate cas latency for all DDR types */
- if (compute_cas_latency(dimm_params, outpdimm, number_of_dimms))
+ if (compute_cas_latency(ctrl_num, dimm_params,
+ outpdimm, number_of_dimms))
return 1;
/* Determine if all DIMMs ECC capable. */
@@ -518,11 +522,12 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
#if defined(CONFIG_SYS_FSL_DDR2)
if ((outpdimm->lowest_common_spd_caslat < 4) &&
- (picos_to_mclk(trcd_ps) > outpdimm->lowest_common_spd_caslat)) {
- additive_latency = picos_to_mclk(trcd_ps) -
+ (picos_to_mclk(ctrl_num, trcd_ps) >
+ outpdimm->lowest_common_spd_caslat)) {
+ additive_latency = picos_to_mclk(ctrl_num, trcd_ps) -
outpdimm->lowest_common_spd_caslat;
- if (mclk_to_picos(additive_latency) > trcd_ps) {
- additive_latency = picos_to_mclk(trcd_ps);
+ if (mclk_to_picos(ctrl_num, additive_latency) > trcd_ps) {
+ additive_latency = picos_to_mclk(ctrl_num, trcd_ps);
debug("setting additive_latency to %u because it was "
" greater than tRCD_ps\n", additive_latency);
}
@@ -534,7 +539,7 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
*
* AL <= tRCD(min)
*/
- if (mclk_to_picos(additive_latency) > trcd_ps) {
+ if (mclk_to_picos(ctrl_num, additive_latency) > trcd_ps) {
printf("Error: invalid additive latency exceeds tRCD(min).\n");
return 1;
}
diff --git a/drivers/ddr/fsl/main.c b/drivers/ddr/fsl/main.c
index 6f291ebc03..b72b24290e 100644
--- a/drivers/ddr/fsl/main.c
+++ b/drivers/ddr/fsl/main.c
@@ -450,7 +450,8 @@ fsl_ddr_compute(fsl_ddr_info_t *pinfo, unsigned int start_step,
&(pinfo->spd_installed_dimms[i][j]);
dimm_params_t *pdimm =
&(pinfo->dimm_params[i][j]);
- retval = compute_dimm_parameters(spd, pdimm, i);
+ retval = compute_dimm_parameters(
+ i, spd, pdimm, j);
#ifdef CONFIG_SYS_DDR_RAW_TIMING
if (!i && !j && retval) {
printf("SPD error on controller %d! "
@@ -507,10 +508,11 @@ fsl_ddr_compute(fsl_ddr_info_t *pinfo, unsigned int start_step,
for (i = first_ctrl; i <= last_ctrl; i++) {
debug("Computing lowest common DIMM"
" parameters for memctl=%u\n", i);
- compute_lowest_common_dimm_parameters(
- pinfo->dimm_params[i],
- &timing_params[i],
- CONFIG_DIMM_SLOTS_PER_CTLR);
+ compute_lowest_common_dimm_parameters
+ (i,
+ pinfo->dimm_params[i],
+ &timing_params[i],
+ CONFIG_DIMM_SLOTS_PER_CTLR);
}
case STEP_GATHER_OPTS:
@@ -562,12 +564,13 @@ fsl_ddr_compute(fsl_ddr_info_t *pinfo, unsigned int start_step,
continue;
}
- compute_fsl_memctl_config_regs(
- &pinfo->memctl_opts[i],
- &ddr_reg[i], &timing_params[i],
- pinfo->dimm_params[i],
- dbw_capacity_adjust[i],
- size_only);
+ compute_fsl_memctl_config_regs
+ (i,
+ &pinfo->memctl_opts[i],
+ &ddr_reg[i], &timing_params[i],
+ pinfo->dimm_params[i],
+ dbw_capacity_adjust[i],
+ size_only);
}
default:
@@ -689,6 +692,10 @@ phys_size_t __fsl_ddr_sdram(fsl_ddr_info_t *pinfo)
}
}
+#ifdef CONFIG_FSL_DDR_SYNC_REFRESH
+ fsl_ddr_sync_memctl_refresh(first_ctrl, last_ctrl);
+#endif
+
#ifdef CONFIG_PPC
/* program LAWs */
for (i = first_ctrl; i <= last_ctrl; i++) {
diff --git a/drivers/ddr/fsl/mpc85xx_ddr_gen3.c b/drivers/ddr/fsl/mpc85xx_ddr_gen3.c
index 8f4d01ad85..6752d4d29e 100644
--- a/drivers/ddr/fsl/mpc85xx_ddr_gen3.c
+++ b/drivers/ddr/fsl/mpc85xx_ddr_gen3.c
@@ -426,7 +426,7 @@ step2:
bus_width = 3 - ((ddr->sdram_cfg & SDRAM_CFG_DBW_MASK)
>> SDRAM_CFG_DBW_SHIFT);
timeout = ((total_gb_size_per_controller << (6 - bus_width)) * 100 /
- (get_ddr_freq(0) >> 20)) << 1;
+ (get_ddr_freq(ctrl_num) >> 20)) << 1;
#ifdef CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134
timeout_save = timeout;
#endif
@@ -538,12 +538,14 @@ step2:
case 1:
out_be32(&ddr->cs1_bnds, regs->cs[csn].bnds);
break;
+#if CONFIG_CHIP_SELECTS_PER_CTRL > 2
case 2:
out_be32(&ddr->cs2_bnds, regs->cs[csn].bnds);
break;
case 3:
out_be32(&ddr->cs3_bnds, regs->cs[csn].bnds);
break;
+#endif
}
clrbits_be32(&ddr->sdram_cfg, 0x2);
}
diff --git a/drivers/ddr/fsl/options.c b/drivers/ddr/fsl/options.c
index 6d098d1fa2..5beb11b02b 100644
--- a/drivers/ddr/fsl/options.c
+++ b/drivers/ddr/fsl/options.c
@@ -732,7 +732,7 @@ unsigned int populate_memctl_options(int all_dimms_registered,
#endif
/* Global Timing Parameters. */
- debug("mclk_ps = %u ps\n", get_memory_clk_period_ps());
+ debug("mclk_ps = %u ps\n", get_memory_clk_period_ps(ctrl_num));
/* Pick a caslat override. */
popts->cas_latency_override = 0;
@@ -785,7 +785,7 @@ unsigned int populate_memctl_options(int all_dimms_registered,
* FIXME: width, was considering looking at pdimm->primary_sdram_width
*/
#if defined(CONFIG_SYS_FSL_DDR1)
- popts->tfaw_window_four_activates_ps = mclk_to_picos(1);
+ popts->tfaw_window_four_activates_ps = mclk_to_picos(ctrl_num, 1);
#elif defined(CONFIG_SYS_FSL_DDR2)
/*
@@ -1036,7 +1036,7 @@ done:
if (pdimm[0].n_ranks == 4)
popts->quad_rank_present = 1;
- ddr_freq = get_ddr_freq(0) / 1000000;
+ ddr_freq = get_ddr_freq(ctrl_num) / 1000000;
if (popts->registered_dimm_en) {
popts->rcw_override = 1;
popts->rcw_1 = 0x000a5a00;
diff --git a/drivers/ddr/fsl/util.c b/drivers/ddr/fsl/util.c
index 58b519b403..664081b1b8 100644
--- a/drivers/ddr/fsl/util.c
+++ b/drivers/ddr/fsl/util.c
@@ -43,9 +43,9 @@ u32 fsl_ddr_get_version(void)
* propagation, compute a suitably rounded mclk_ps to compute
* a working memory controller configuration.
*/
-unsigned int get_memory_clk_period_ps(void)
+unsigned int get_memory_clk_period_ps(const unsigned int ctrl_num)
{
- unsigned int data_rate = get_ddr_freq(0);
+ unsigned int data_rate = get_ddr_freq(ctrl_num);
unsigned int result;
/* Round to nearest 10ps, being careful about 64-bit multiply/divide */
@@ -59,10 +59,10 @@ unsigned int get_memory_clk_period_ps(void)
}
/* Convert picoseconds into DRAM clock cycles (rounding up if needed). */
-unsigned int picos_to_mclk(unsigned int picos)
+unsigned int picos_to_mclk(const unsigned int ctrl_num, unsigned int picos)
{
unsigned long long clks, clks_rem;
- unsigned long data_rate = get_ddr_freq(0);
+ unsigned long data_rate = get_ddr_freq(ctrl_num);
/* Short circuit for zero picos */
if (!picos)
@@ -88,9 +88,9 @@ unsigned int picos_to_mclk(unsigned int picos)
return (unsigned int) clks;
}
-unsigned int mclk_to_picos(unsigned int mclk)
+unsigned int mclk_to_picos(const unsigned int ctrl_num, unsigned int mclk)
{
- return get_memory_clk_period_ps() * mclk;
+ return get_memory_clk_period_ps(ctrl_num) * mclk;
}
#ifdef CONFIG_PPC
@@ -308,3 +308,58 @@ void board_add_ram_info(int use_default)
{
detail_board_ddr_info();
}
+
+#ifdef CONFIG_FSL_DDR_SYNC_REFRESH
+#define DDRC_DEBUG20_INIT_DONE 0x80000000
+#define DDRC_DEBUG2_RF 0x00000040
+void fsl_ddr_sync_memctl_refresh(unsigned int first_ctrl,
+ unsigned int last_ctrl)
+{
+ unsigned int i;
+ u32 ddrc_debug20;
+ u32 ddrc_debug2[CONFIG_NUM_DDR_CONTROLLERS] = {};
+ u32 *ddrc_debug2_p[CONFIG_NUM_DDR_CONTROLLERS] = {};
+ struct ccsr_ddr __iomem *ddr;
+
+ for (i = first_ctrl; i <= last_ctrl; i++) {
+ switch (i) {
+ case 0:
+ ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
+ break;
+#if defined(CONFIG_SYS_FSL_DDR2_ADDR) && (CONFIG_NUM_DDR_CONTROLLERS > 1)
+ case 1:
+ ddr = (void *)CONFIG_SYS_FSL_DDR2_ADDR;
+ break;
+#endif
+#if defined(CONFIG_SYS_FSL_DDR3_ADDR) && (CONFIG_NUM_DDR_CONTROLLERS > 2)
+ case 2:
+ ddr = (void *)CONFIG_SYS_FSL_DDR3_ADDR;
+ break;
+#endif
+#if defined(CONFIG_SYS_FSL_DDR4_ADDR) && (CONFIG_NUM_DDR_CONTROLLERS > 3)
+ case 3:
+ ddr = (void *)CONFIG_SYS_FSL_DDR4_ADDR;
+ break;
+#endif
+ default:
+ printf("%s unexpected ctrl = %u\n", __func__, i);
+ return;
+ }
+ ddrc_debug20 = ddr_in32(&ddr->debug[19]);
+ ddrc_debug2_p[i] = &ddr->debug[1];
+ while (!(ddrc_debug20 & DDRC_DEBUG20_INIT_DONE)) {
+ /* keep polling until DDRC init is done */
+ udelay(100);
+ ddrc_debug20 = ddr_in32(&ddr->debug[19]);
+ }
+ ddrc_debug2[i] = ddr_in32(&ddr->debug[1]) | DDRC_DEBUG2_RF;
+ }
+ /*
+ * Sync refresh
+ * This is put together to make sure the refresh reqeusts are sent
+ * closely to each other.
+ */
+ for (i = first_ctrl; i <= last_ctrl; i++)
+ ddr_out32(ddrc_debug2_p[i], ddrc_debug2[i]);
+}
+#endif /* CONFIG_FSL_DDR_SYNC_REFRESH */