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-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/common_timing_params.h46
-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c76
-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/ddr.h2
-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/ddr1_dimm_params.c52
-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/ddr2_dimm_params.c52
-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/ddr3_dimm_params.c54
-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/interactive.c312
-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/lc_common_dimm_params.c214
-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/main.c6
-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/options.c34
-rw-r--r--arch/powerpc/include/asm/fsl_ddr_dimm_params.h48
-rw-r--r--arch/powerpc/include/asm/fsl_ddr_sdram.h28
-rw-r--r--arch/powerpc/include/asm/immap_512x.h4
13 files changed, 464 insertions, 464 deletions
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/common_timing_params.h b/arch/powerpc/cpu/mpc8xxx/ddr/common_timing_params.h
index 06706ed..17d8d9f 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/common_timing_params.h
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/common_timing_params.h
@@ -12,39 +12,39 @@
typedef struct {
/* parameters to constrict */
- unsigned int tCKmin_X_ps;
- unsigned int tCKmax_ps;
- unsigned int tCKmax_max_ps;
- unsigned int tRCD_ps;
- unsigned int tRP_ps;
- unsigned int tRAS_ps;
-
- unsigned int tWR_ps; /* maximum = 63750 ps */
- unsigned int tWTR_ps; /* maximum = 63750 ps */
- unsigned int tRFC_ps; /* maximum = 255 ns + 256 ns + .75 ns
+ unsigned int tckmin_x_ps;
+ unsigned int tckmax_ps;
+ unsigned int tckmax_max_ps;
+ unsigned int trcd_ps;
+ unsigned int trp_ps;
+ unsigned int tras_ps;
+
+ unsigned int twr_ps; /* maximum = 63750 ps */
+ unsigned int twtr_ps; /* maximum = 63750 ps */
+ unsigned int trfc_ps; /* maximum = 255 ns + 256 ns + .75 ns
= 511750 ps */
- unsigned int tRRD_ps; /* maximum = 63750 ps */
- unsigned int tRC_ps; /* maximum = 254 ns + .75 ns = 254750 ps */
+ unsigned int trrd_ps; /* maximum = 63750 ps */
+ unsigned int trc_ps; /* maximum = 254 ns + .75 ns = 254750 ps */
unsigned int refresh_rate_ps;
- unsigned int tIS_ps; /* byte 32, spd->ca_setup */
- unsigned int tIH_ps; /* byte 33, spd->ca_hold */
- unsigned int tDS_ps; /* byte 34, spd->data_setup */
- unsigned int tDH_ps; /* byte 35, spd->data_hold */
- unsigned int tRTP_ps; /* byte 38, spd->trtp */
- unsigned int tDQSQ_max_ps; /* byte 44, spd->tdqsq */
- unsigned int tQHS_ps; /* byte 45, spd->tqhs */
+ unsigned int tis_ps; /* byte 32, spd->ca_setup */
+ unsigned int tih_ps; /* byte 33, spd->ca_hold */
+ unsigned int tds_ps; /* byte 34, spd->data_setup */
+ unsigned int tdh_ps; /* byte 35, spd->data_hold */
+ unsigned int trtp_ps; /* byte 38, spd->trtp */
+ unsigned int tdqsq_max_ps; /* byte 44, spd->tdqsq */
+ unsigned int tqhs_ps; /* byte 45, spd->tqhs */
unsigned int ndimms_present;
unsigned int lowest_common_SPD_caslat;
unsigned int highest_common_derated_caslat;
unsigned int additive_latency;
- unsigned int all_DIMMs_burst_lengths_bitmask;
- unsigned int all_DIMMs_registered;
- unsigned int all_DIMMs_unbuffered;
- unsigned int all_DIMMs_ECC_capable;
+ unsigned int all_dimms_burst_lengths_bitmask;
+ unsigned int all_dimms_registered;
+ unsigned int all_dimms_unbuffered;
+ unsigned int all_dimms_ecc_capable;
unsigned long long total_mem;
unsigned long long base_address;
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c b/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c
index 242eb47..d7333ba 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c
@@ -353,14 +353,14 @@ 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(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_caslat = (2 * cas_latency - 1) >> 4;
- ext_refrec = (picos_to_mclk(common_dimm->tRFC_ps) - 8) >> 4;
+ ext_refrec = (picos_to_mclk(common_dimm->trfc_ps) - 8) >> 4;
/* ext_wrrec only deals with 16 clock and above, or 14 with OTF */
- ext_wrrec = (picos_to_mclk(common_dimm->tWR_ps) +
- (popts->OTF_burst_chop_en ? 2 : 0)) >> 4;
+ ext_wrrec = (picos_to_mclk(common_dimm->twr_ps) +
+ (popts->otf_burst_chop_en ? 2 : 0)) >> 4;
ddr->timing_cfg_3 = (0
| ((ext_pretoact & 0x1) << 28)
@@ -400,9 +400,9 @@ static void set_timing_cfg_1(fsl_ddr_cfg_regs_t *ddr,
static const u8 wrrec_table[] = {
1, 2, 3, 4, 5, 6, 7, 8, 10, 10, 12, 12, 14, 14, 0, 0};
- 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(common_dimm->trp_ps);
+ acttopre_mclk = picos_to_mclk(common_dimm->tras_ps);
+ acttorw_mclk = picos_to_mclk(common_dimm->trcd_ps);
/*
* Translate CAS Latency to a DDR controller field value:
@@ -433,17 +433,17 @@ static void set_timing_cfg_1(fsl_ddr_cfg_regs_t *ddr,
caslat_ctrl = 2 * cas_latency - 1;
#endif
- refrec_ctrl = picos_to_mclk(common_dimm->tRFC_ps) - 8;
- wrrec_mclk = picos_to_mclk(common_dimm->tWR_ps);
+ refrec_ctrl = picos_to_mclk(common_dimm->trfc_ps) - 8;
+ wrrec_mclk = picos_to_mclk(common_dimm->twr_ps);
if (wrrec_mclk > 16)
printf("Error: WRREC doesn't support more than 16 clocks\n");
else
wrrec_mclk = wrrec_table[wrrec_mclk - 1];
- if (popts->OTF_burst_chop_en)
+ if (popts->otf_burst_chop_en)
wrrec_mclk += 2;
- acttoact_mclk = picos_to_mclk(common_dimm->tRRD_ps);
+ acttoact_mclk = picos_to_mclk(common_dimm->trrd_ps);
/*
* JEDEC has min requirement for tRRD
*/
@@ -451,7 +451,7 @@ static void set_timing_cfg_1(fsl_ddr_cfg_regs_t *ddr,
if (acttoact_mclk < 4)
acttoact_mclk = 4;
#endif
- wrtord_mclk = picos_to_mclk(common_dimm->tWTR_ps);
+ wrtord_mclk = picos_to_mclk(common_dimm->twtr_ps);
/*
* JEDEC has some min requirements for tWTR
*/
@@ -462,7 +462,7 @@ static void set_timing_cfg_1(fsl_ddr_cfg_regs_t *ddr,
if (wrtord_mclk < 4)
wrtord_mclk = 4;
#endif
- if (popts->OTF_burst_chop_en)
+ if (popts->otf_burst_chop_en)
wrtord_mclk += 2;
ddr->timing_cfg_1 = (0
@@ -518,7 +518,7 @@ static void set_timing_cfg_2(fsl_ddr_cfg_regs_t *ddr,
wr_lat = compute_cas_write_latency();
#endif
- rd_to_pre = picos_to_mclk(common_dimm->tRTP_ps);
+ rd_to_pre = picos_to_mclk(common_dimm->trtp_ps);
/*
* JEDEC has some min requirements for tRTP
*/
@@ -531,12 +531,12 @@ static void set_timing_cfg_2(fsl_ddr_cfg_regs_t *ddr,
#endif
if (additive_latency)
rd_to_pre += additive_latency;
- if (popts->OTF_burst_chop_en)
+ if (popts->otf_burst_chop_en)
rd_to_pre += 2; /* according to UM */
wr_data_delay = popts->write_data_delay;
- cke_pls = picos_to_mclk(popts->tCKE_clock_pulse_width_ps);
- four_act = picos_to_mclk(popts->tFAW_window_four_activates_ps);
+ cke_pls = picos_to_mclk(popts->tcke_clock_pulse_width_ps);
+ four_act = picos_to_mclk(popts->tfaw_window_four_activates_ps);
ddr->timing_cfg_2 = (0
| ((add_lat_mclk & 0xf) << 28)
@@ -555,8 +555,8 @@ static void set_ddr_sdram_rcw(fsl_ddr_cfg_regs_t *ddr,
const memctl_options_t *popts,
const common_timing_params_t *common_dimm)
{
- if (common_dimm->all_DIMMs_registered
- && !common_dimm->all_DIMMs_unbuffered) {
+ if (common_dimm->all_dimms_registered &&
+ !common_dimm->all_dimms_unbuffered) {
if (popts->rcw_override) {
ddr->ddr_sdram_rcw_1 = popts->rcw_1;
ddr->ddr_sdram_rcw_2 = popts->rcw_2;
@@ -599,8 +599,8 @@ static void set_ddr_sdram_cfg(fsl_ddr_cfg_regs_t *ddr,
unsigned int dbw; /* DRAM dta bus width */
unsigned int eight_be = 0; /* 8-beat burst enable, DDR2 is zero */
unsigned int ncap = 0; /* Non-concurrent auto-precharge */
- unsigned int threeT_en; /* Enable 3T timing */
- unsigned int twoT_en; /* Enable 2T timing */
+ unsigned int threet_en; /* Enable 3T timing */
+ unsigned int twot_en; /* Enable 2T timing */
unsigned int ba_intlv_ctl; /* Bank (CS) interleaving control */
unsigned int x32_en = 0; /* x32 enable */
unsigned int pchb8 = 0; /* precharge bit 8 enable */
@@ -610,20 +610,20 @@ static void set_ddr_sdram_cfg(fsl_ddr_cfg_regs_t *ddr,
mem_en = 1;
sren = popts->self_refresh_in_sleep;
- if (common_dimm->all_DIMMs_ECC_capable) {
+ if (common_dimm->all_dimms_ecc_capable) {
/* Allow setting of ECC only if all DIMMs are ECC. */
- ecc_en = popts->ECC_mode;
+ ecc_en = popts->ecc_mode;
} else {
ecc_en = 0;
}
- if (common_dimm->all_DIMMs_registered
- && !common_dimm->all_DIMMs_unbuffered) {
+ if (common_dimm->all_dimms_registered &&
+ !common_dimm->all_dimms_unbuffered) {
rd_en = 1;
- twoT_en = 0;
+ twot_en = 0;
} else {
rd_en = 0;
- twoT_en = popts->twoT_en;
+ twot_en = popts->twot_en;
}
sdram_type = CONFIG_FSL_SDRAM_TYPE;
@@ -643,7 +643,7 @@ static void set_ddr_sdram_cfg(fsl_ddr_cfg_regs_t *ddr,
eight_be = 1;
}
- threeT_en = popts->threeT_en;
+ threet_en = popts->threet_en;
ba_intlv_ctl = popts->ba_intlv_ctl;
hse = popts->half_strength_driver_enable;
@@ -657,8 +657,8 @@ static void set_ddr_sdram_cfg(fsl_ddr_cfg_regs_t *ddr,
| ((dbw & 0x3) << 19)
| ((eight_be & 0x1) << 18)
| ((ncap & 0x1) << 17)
- | ((threeT_en & 0x1) << 16)
- | ((twoT_en & 0x1) << 15)
+ | ((threet_en & 0x1) << 16)
+ | ((twot_en & 0x1) << 15)
| ((ba_intlv_ctl & 0x7F) << 8)
| ((x32_en & 0x1) << 5)
| ((pchb8 & 0x1) << 4)
@@ -691,7 +691,7 @@ static void set_ddr_sdram_cfg_2(fsl_ddr_cfg_regs_t *ddr,
int i;
dll_rst_dis = 1; /* Make this configurable */
- dqs_cfg = popts->DQS_config;
+ dqs_cfg = popts->dqs_config;
for (i = 0; i < CONFIG_CHIP_SELECTS_PER_CTRL; i++) {
if (popts->cs_local_opts[i].odt_rd_cfg
|| popts->cs_local_opts[i].odt_wr_cfg) {
@@ -710,7 +710,7 @@ static void set_ddr_sdram_cfg_2(fsl_ddr_cfg_regs_t *ddr,
* << DDR_SDRAM_INTERVAL[REFINT]
*/
#if defined(CONFIG_FSL_DDR3)
- obc_cfg = popts->OTF_burst_chop_en;
+ obc_cfg = popts->otf_burst_chop_en;
#else
obc_cfg = 0;
#endif
@@ -730,7 +730,7 @@ static void set_ddr_sdram_cfg_2(fsl_ddr_cfg_regs_t *ddr,
#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
/* Use the DDR controller to auto initialize memory. */
- d_init = popts->ECC_init_using_memctl;
+ d_init = popts->ecc_init_using_memctl;
ddr->ddr_data_init = CONFIG_MEM_INIT_VALUE;
debug("DDR: ddr_data_init = 0x%08x\n", ddr->ddr_data_init);
#else
@@ -939,7 +939,7 @@ static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
*/
dll_on = 1;
- wr_mclk = (common_dimm->tWR_ps + mclk_ps - 1) / mclk_ps;
+ wr_mclk = (common_dimm->twr_ps + mclk_ps - 1) / mclk_ps;
if (wr_mclk <= 16) {
wr = wr_table[wr_mclk - 5];
} else {
@@ -1101,7 +1101,7 @@ static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
#if defined(CONFIG_FSL_DDR2)
const unsigned int mclk_ps = get_memory_clk_period_ps();
#endif
- dqs_en = !popts->DQS_config;
+ dqs_en = !popts->dqs_config;
rtt = fsl_ddr_get_rtt();
al = additive_latency;
@@ -1130,7 +1130,7 @@ static void set_ddr_sdram_mode(fsl_ddr_cfg_regs_t *ddr,
#if defined(CONFIG_FSL_DDR1)
wr = 0; /* Historical */
#elif defined(CONFIG_FSL_DDR2)
- wr = (common_dimm->tWR_ps + mclk_ps - 1) / mclk_ps - 1;
+ wr = (common_dimm->twr_ps + mclk_ps - 1) / mclk_ps - 1;
#endif
dll_res = 0;
mode = 0;
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/ddr.h b/arch/powerpc/cpu/mpc8xxx/ddr/ddr.h
index c173a5a..e3b414e 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/ddr.h
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/ddr.h
@@ -72,7 +72,7 @@ unsigned int compute_lowest_common_dimm_parameters(
const dimm_params_t *dimm_params,
common_timing_params_t *outpdimm,
unsigned int number_of_dimms);
-unsigned int populate_memctl_options(int all_DIMMs_registered,
+unsigned int populate_memctl_options(int all_dimms_registered,
memctl_options_t *popts,
dimm_params_t *pdimm,
unsigned int ctrl_num);
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/ddr1_dimm_params.c b/arch/powerpc/cpu/mpc8xxx/ddr/ddr1_dimm_params.c
index 376be2f..f137fce 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/ddr1_dimm_params.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/ddr1_dimm_params.c
@@ -287,57 +287,57 @@ ddr_compute_dimm_parameters(const ddr1_spd_eeprom_t *spd,
* The SPD clk_cycle field (tCKmin) is measured in tenths of
* nanoseconds and represented as BCD.
*/
- pdimm->tCKmin_X_ps
+ pdimm->tckmin_x_ps
= convert_bcd_tenths_to_cycle_time_ps(spd->clk_cycle);
- pdimm->tCKmin_X_minus_1_ps
+ pdimm->tckmin_x_minus_1_ps
= convert_bcd_tenths_to_cycle_time_ps(spd->clk_cycle2);
- pdimm->tCKmin_X_minus_2_ps
+ pdimm->tckmin_x_minus_2_ps
= convert_bcd_tenths_to_cycle_time_ps(spd->clk_cycle3);
- pdimm->tCKmax_ps = compute_tckmax_from_spd_ps(spd->tckmax);
+ pdimm->tckmax_ps = compute_tckmax_from_spd_ps(spd->tckmax);
/*
* Compute CAS latencies defined by SPD
- * The SPD caslat_X should have at least 1 and at most 3 bits set.
+ * The SPD caslat_x should have at least 1 and at most 3 bits set.
*
* If cas_lat after masking is 0, the __ilog2 function returns
* 255 into the variable. This behavior is abused once.
*/
- pdimm->caslat_X = __ilog2(spd->cas_lat);
- pdimm->caslat_X_minus_1 = __ilog2(spd->cas_lat
- & ~(1 << pdimm->caslat_X));
- pdimm->caslat_X_minus_2 = __ilog2(spd->cas_lat
- & ~(1 << pdimm->caslat_X)
- & ~(1 << pdimm->caslat_X_minus_1));
+ pdimm->caslat_x = __ilog2(spd->cas_lat);
+ pdimm->caslat_x_minus_1 = __ilog2(spd->cas_lat
+ & ~(1 << pdimm->caslat_x));
+ pdimm->caslat_x_minus_2 = __ilog2(spd->cas_lat
+ & ~(1 << pdimm->caslat_x)
+ & ~(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());
/* Compute timing parameters */
- pdimm->tRCD_ps = spd->trcd * 250;
- pdimm->tRP_ps = spd->trp * 250;
- pdimm->tRAS_ps = spd->tras * 1000;
+ 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->tRFC_ps = compute_trfc_ps_from_spd(0, spd->trfc);
+ pdimm->twr_ps = mclk_to_picos(3);
+ pdimm->twtr_ps = mclk_to_picos(1);
+ pdimm->trfc_ps = compute_trfc_ps_from_spd(0, spd->trfc);
- pdimm->tRRD_ps = spd->trrd * 250;
- pdimm->tRC_ps = compute_trc_ps_from_spd(0, spd->trc);
+ pdimm->trrd_ps = spd->trrd * 250;
+ pdimm->trc_ps = compute_trc_ps_from_spd(0, spd->trc);
pdimm->refresh_rate_ps = determine_refresh_rate_ps(spd->refresh);
- pdimm->tIS_ps = convert_bcd_hundredths_to_cycle_time_ps(spd->ca_setup);
- pdimm->tIH_ps = convert_bcd_hundredths_to_cycle_time_ps(spd->ca_hold);
- pdimm->tDS_ps
+ pdimm->tis_ps = convert_bcd_hundredths_to_cycle_time_ps(spd->ca_setup);
+ pdimm->tih_ps = convert_bcd_hundredths_to_cycle_time_ps(spd->ca_hold);
+ pdimm->tds_ps
= convert_bcd_hundredths_to_cycle_time_ps(spd->data_setup);
- pdimm->tDH_ps
+ pdimm->tdh_ps
= convert_bcd_hundredths_to_cycle_time_ps(spd->data_hold);
- pdimm->tRTP_ps = mclk_to_picos(2); /* By the book. */
- pdimm->tDQSQ_max_ps = spd->tdqsq * 10;
- pdimm->tQHS_ps = spd->tqhs * 10;
+ pdimm->trtp_ps = mclk_to_picos(2); /* By the book. */
+ pdimm->tdqsq_max_ps = spd->tdqsq * 10;
+ pdimm->tqhs_ps = spd->tqhs * 10;
return 0;
}
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/ddr2_dimm_params.c b/arch/powerpc/cpu/mpc8xxx/ddr/ddr2_dimm_params.c
index f637f3d..e4d02e8 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/ddr2_dimm_params.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/ddr2_dimm_params.c
@@ -286,57 +286,57 @@ ddr_compute_dimm_parameters(const ddr2_spd_eeprom_t *spd,
* The SPD clk_cycle field (tCKmin) is measured in tenths of
* nanoseconds and represented as BCD.
*/
- pdimm->tCKmin_X_ps
+ pdimm->tckmin_x_ps
= convert_bcd_tenths_to_cycle_time_ps(spd->clk_cycle);
- pdimm->tCKmin_X_minus_1_ps
+ pdimm->tckmin_x_minus_1_ps
= convert_bcd_tenths_to_cycle_time_ps(spd->clk_cycle2);
- pdimm->tCKmin_X_minus_2_ps
+ pdimm->tckmin_x_minus_2_ps
= convert_bcd_tenths_to_cycle_time_ps(spd->clk_cycle3);
- pdimm->tCKmax_ps = convert_bcd_tenths_to_cycle_time_ps(spd->tckmax);
+ pdimm->tckmax_ps = convert_bcd_tenths_to_cycle_time_ps(spd->tckmax);
/*
* Compute CAS latencies defined by SPD
- * The SPD caslat_X should have at least 1 and at most 3 bits set.
+ * The SPD caslat_x should have at least 1 and at most 3 bits set.
*
* If cas_lat after masking is 0, the __ilog2 function returns
* 255 into the variable. This behavior is abused once.
*/
- pdimm->caslat_X = __ilog2(spd->cas_lat);
- pdimm->caslat_X_minus_1 = __ilog2(spd->cas_lat
- & ~(1 << pdimm->caslat_X));
- pdimm->caslat_X_minus_2 = __ilog2(spd->cas_lat
- & ~(1 << pdimm->caslat_X)
- & ~(1 << pdimm->caslat_X_minus_1));
+ pdimm->caslat_x = __ilog2(spd->cas_lat);
+ pdimm->caslat_x_minus_1 = __ilog2(spd->cas_lat
+ & ~(1 << pdimm->caslat_x));
+ pdimm->caslat_x_minus_2 = __ilog2(spd->cas_lat
+ & ~(1 << pdimm->caslat_x)
+ & ~(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());
/* Compute timing parameters */
- pdimm->tRCD_ps = spd->trcd * 250;
- pdimm->tRP_ps = spd->trp * 250;
- pdimm->tRAS_ps = spd->tras * 1000;
+ pdimm->trcd_ps = spd->trcd * 250;
+ pdimm->trp_ps = spd->trp * 250;
+ pdimm->tras_ps = spd->tras * 1000;
- pdimm->tWR_ps = spd->twr * 250;
- pdimm->tWTR_ps = spd->twtr * 250;
- pdimm->tRFC_ps = compute_trfc_ps_from_spd(spd->trctrfc_ext, spd->trfc);
+ pdimm->twr_ps = spd->twr * 250;
+ pdimm->twtr_ps = spd->twtr * 250;
+ pdimm->trfc_ps = compute_trfc_ps_from_spd(spd->trctrfc_ext, spd->trfc);
- pdimm->tRRD_ps = spd->trrd * 250;
- pdimm->tRC_ps = compute_trc_ps_from_spd(spd->trctrfc_ext, spd->trc);
+ pdimm->trrd_ps = spd->trrd * 250;
+ pdimm->trc_ps = compute_trc_ps_from_spd(spd->trctrfc_ext, spd->trc);
pdimm->refresh_rate_ps = determine_refresh_rate_ps(spd->refresh);
- pdimm->tIS_ps = convert_bcd_hundredths_to_cycle_time_ps(spd->ca_setup);
- pdimm->tIH_ps = convert_bcd_hundredths_to_cycle_time_ps(spd->ca_hold);
- pdimm->tDS_ps
+ pdimm->tis_ps = convert_bcd_hundredths_to_cycle_time_ps(spd->ca_setup);
+ pdimm->tih_ps = convert_bcd_hundredths_to_cycle_time_ps(spd->ca_hold);
+ pdimm->tds_ps
= convert_bcd_hundredths_to_cycle_time_ps(spd->data_setup);
- pdimm->tDH_ps
+ pdimm->tdh_ps
= convert_bcd_hundredths_to_cycle_time_ps(spd->data_hold);
- pdimm->tRTP_ps = spd->trtp * 250;
- pdimm->tDQSQ_max_ps = spd->tdqsq * 10;
- pdimm->tQHS_ps = spd->tqhs * 10;
+ pdimm->trtp_ps = spd->trtp * 250;
+ pdimm->tdqsq_max_ps = spd->tdqsq * 10;
+ pdimm->tqhs_ps = spd->tqhs * 10;
return 0;
}
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/ddr3_dimm_params.c b/arch/powerpc/cpu/mpc8xxx/ddr/ddr3_dimm_params.c
index b67158c..d82eb67 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/ddr3_dimm_params.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/ddr3_dimm_params.c
@@ -210,12 +210,12 @@ ddr_compute_dimm_parameters(const ddr3_spd_eeprom_t *spd,
* sdram minimum cycle time
* we assume the MTB is 0.125ns
* eg:
- * tCK_min=15 MTB (1.875ns) ->DDR3-1066
+ * tck_min=15 MTB (1.875ns) ->DDR3-1066
* =12 MTB (1.5ns) ->DDR3-1333
* =10 MTB (1.25ns) ->DDR3-1600
*/
- pdimm->tCKmin_X_ps = spd->tCK_min * mtb_ps +
- (spd->fine_tCK_min * ftb_10th_ps) / 10;
+ pdimm->tckmin_x_ps = spd->tck_min * mtb_ps +
+ (spd->fine_tck_min * ftb_10th_ps) / 10;
/*
* CAS latency supported
@@ -223,55 +223,55 @@ ddr_compute_dimm_parameters(const ddr3_spd_eeprom_t *spd,
* bit5 - CL5
* bit18 - CL18
*/
- pdimm->caslat_X = ((spd->caslat_msb << 8) | spd->caslat_lsb) << 4;
+ pdimm->caslat_x = ((spd->caslat_msb << 8) | spd->caslat_lsb) << 4;
/*
* min CAS latency time
- * eg: tAA_min =
+ * eg: taa_min =
* DDR3-800D 100 MTB (12.5ns)
* DDR3-1066F 105 MTB (13.125ns)
* DDR3-1333H 108 MTB (13.5ns)
* DDR3-1600H 90 MTB (11.25ns)
*/
- pdimm->tAA_ps = spd->tAA_min * mtb_ps +
- (spd->fine_tAA_min * ftb_10th_ps) / 10;
+ pdimm->taa_ps = spd->taa_min * mtb_ps +
+ (spd->fine_taa_min * ftb_10th_ps) / 10;
/*
* min write recovery time
* eg:
- * tWR_min = 120 MTB (15ns) -> all speed grades.
+ * twr_min = 120 MTB (15ns) -> all speed grades.
*/
- pdimm->tWR_ps = spd->tWR_min * mtb_ps;
+ pdimm->twr_ps = spd->twr_min * mtb_ps;
/*
* min RAS to CAS delay time
- * eg: tRCD_min =
+ * eg: trcd_min =
* DDR3-800 100 MTB (12.5ns)
* DDR3-1066F 105 MTB (13.125ns)
* DDR3-1333H 108 MTB (13.5ns)
* DDR3-1600H 90 MTB (11.25)
*/
- pdimm->tRCD_ps = spd->tRCD_min * mtb_ps +
- (spd->fine_tRCD_min * ftb_10th_ps) / 10;
+ pdimm->trcd_ps = spd->trcd_min * mtb_ps +
+ (spd->fine_trcd_min * ftb_10th_ps) / 10;
/*
* min row active to row active delay time
- * eg: tRRD_min =
+ * eg: trrd_min =
* DDR3-800(1KB page) 80 MTB (10ns)
* DDR3-1333(1KB page) 48 MTB (6ns)
*/
- pdimm->tRRD_ps = spd->tRRD_min * mtb_ps;
+ pdimm->trrd_ps = spd->trrd_min * mtb_ps;
/*
* min row precharge delay time
- * eg: tRP_min =
+ * eg: trp_min =
* DDR3-800D 100 MTB (12.5ns)
* DDR3-1066F 105 MTB (13.125ns)
* DDR3-1333H 108 MTB (13.5ns)
* DDR3-1600H 90 MTB (11.25ns)
*/
- pdimm->tRP_ps = spd->tRP_min * mtb_ps +
- (spd->fine_tRP_min * ftb_10th_ps) / 10;
+ pdimm->trp_ps = spd->trp_min * mtb_ps +
+ (spd->fine_trp_min * ftb_10th_ps) / 10;
/* min active to precharge delay time
* eg: tRAS_min =
@@ -280,7 +280,7 @@ ddr_compute_dimm_parameters(const ddr3_spd_eeprom_t *spd,
* DDR3-1333H 288 MTB (36ns)
* DDR3-1600H 280 MTB (35ns)
*/
- pdimm->tRAS_ps = (((spd->tRAS_tRC_ext & 0xf) << 8) | spd->tRAS_min_lsb)
+ pdimm->tras_ps = (((spd->tras_trc_ext & 0xf) << 8) | spd->tras_min_lsb)
* mtb_ps;
/*
* min active to actice/refresh delay time
@@ -290,8 +290,8 @@ ddr_compute_dimm_parameters(const ddr3_spd_eeprom_t *spd,
* DDR3-1333H 396 MTB (49.5ns)
* DDR3-1600H 370 MTB (46.25ns)
*/
- pdimm->tRC_ps = (((spd->tRAS_tRC_ext & 0xf0) << 4) | spd->tRC_min_lsb)
- * mtb_ps + (spd->fine_tRC_min * ftb_10th_ps) / 10;
+ pdimm->trc_ps = (((spd->tras_trc_ext & 0xf0) << 4) | spd->trc_min_lsb)
+ * mtb_ps + (spd->fine_trc_min * ftb_10th_ps) / 10;
/*
* min refresh recovery delay time
* eg: tRFC_min =
@@ -299,21 +299,21 @@ ddr_compute_dimm_parameters(const ddr3_spd_eeprom_t *spd,
* 1Gb 880 MTB (110ns)
* 2Gb 1280 MTB (160ns)
*/
- pdimm->tRFC_ps = ((spd->tRFC_min_msb << 8) | spd->tRFC_min_lsb)
+ pdimm->trfc_ps = ((spd->trfc_min_msb << 8) | spd->trfc_min_lsb)
* mtb_ps;
/*
* min internal write to read command delay time
- * eg: tWTR_min = 40 MTB (7.5ns) - all speed bins.
+ * eg: twtr_min = 40 MTB (7.5ns) - all speed bins.
* tWRT is at least 4 mclk independent of operating freq.
*/
- pdimm->tWTR_ps = spd->tWTR_min * mtb_ps;
+ pdimm->twtr_ps = spd->twtr_min * mtb_ps;
/*
* min internal read to precharge command delay time
- * eg: tRTP_min = 40 MTB (7.5ns) - all speed bins.
+ * eg: trtp_min = 40 MTB (7.5ns) - all speed bins.
* tRTP is at least 4 mclk independent of operating freq.
*/
- pdimm->tRTP_ps = spd->tRTP_min * mtb_ps;
+ pdimm->trtp_ps = spd->trtp_min * mtb_ps;
/*
* Average periodic refresh interval
@@ -324,13 +324,13 @@ ddr_compute_dimm_parameters(const ddr3_spd_eeprom_t *spd,
/*
* min four active window delay time
- * eg: tFAW_min =
+ * eg: tfaw_min =
* DDR3-800(1KB page) 320 MTB (40ns)
* DDR3-1066(1KB page) 300 MTB (37.5ns)
* DDR3-1333(1KB page) 240 MTB (30ns)
* DDR3-1600(1KB page) 240 MTB (30ns)
*/
- pdimm->tFAW_ps = (((spd->tFAW_msb & 0xf) << 8) | spd->tFAW_min)
+ pdimm->tfaw_ps = (((spd->tfaw_msb & 0xf) << 8) | spd->tfaw_min)
* mtb_ps;
return 0;
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/interactive.c b/arch/powerpc/cpu/mpc8xxx/ddr/interactive.c
index 260fce5..3b66112 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/interactive.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/interactive.c
@@ -150,33 +150,33 @@ static void lowest_common_dimm_parameters_edit(fsl_ddr_info_t *pinfo,
common_timing_params_t *p = &pinfo->common_timing_params[ctrl_num];
static const struct options_string options[] = {
- COMMON_TIMING(tCKmin_X_ps),
- COMMON_TIMING(tCKmax_ps),
- COMMON_TIMING(tCKmax_max_ps),
- COMMON_TIMING(tRCD_ps),
- COMMON_TIMING(tRP_ps),
- COMMON_TIMING(tRAS_ps),
- COMMON_TIMING(tWR_ps),
- COMMON_TIMING(tWTR_ps),
- COMMON_TIMING(tRFC_ps),
- COMMON_TIMING(tRRD_ps),
- COMMON_TIMING(tRC_ps),
+ COMMON_TIMING(tckmin_x_ps),
+ COMMON_TIMING(tckmax_ps),
+ COMMON_TIMING(tckmax_max_ps),
+ COMMON_TIMING(trcd_ps),
+ COMMON_TIMING(trp_ps),
+ COMMON_TIMING(tras_ps),
+ COMMON_TIMING(twr_ps),
+ COMMON_TIMING(twtr_ps),
+ COMMON_TIMING(trfc_ps),
+ COMMON_TIMING(trrd_ps),
+ COMMON_TIMING(trc_ps),
COMMON_TIMING(refresh_rate_ps),
- COMMON_TIMING(tIS_ps),
- COMMON_TIMING(tIH_ps),
- COMMON_TIMING(tDS_ps),
- COMMON_TIMING(tDH_ps),
- COMMON_TIMING(tRTP_ps),
- COMMON_TIMING(tDQSQ_max_ps),
- COMMON_TIMING(tQHS_ps),
+ COMMON_TIMING(tis_ps),
+ COMMON_TIMING(tih_ps),
+ COMMON_TIMING(tds_ps),
+ COMMON_TIMING(tdh_ps),
+ COMMON_TIMING(trtp_ps),
+ COMMON_TIMING(tdqsq_max_ps),
+ COMMON_TIMING(tqhs_ps),
COMMON_TIMING(ndimms_present),
COMMON_TIMING(lowest_common_SPD_caslat),
COMMON_TIMING(highest_common_derated_caslat),
COMMON_TIMING(additive_latency),
- COMMON_TIMING(all_DIMMs_burst_lengths_bitmask),
- COMMON_TIMING(all_DIMMs_registered),
- COMMON_TIMING(all_DIMMs_unbuffered),
- COMMON_TIMING(all_DIMMs_ECC_capable),
+ COMMON_TIMING(all_dimms_burst_lengths_bitmask),
+ COMMON_TIMING(all_dimms_registered),
+ COMMON_TIMING(all_dimms_unbuffered),
+ COMMON_TIMING(all_dimms_ecc_capable),
COMMON_TIMING(total_mem),
COMMON_TIMING(base_address),
};
@@ -214,34 +214,34 @@ static void fsl_ddr_dimm_parameters_edit(fsl_ddr_info_t *pinfo,
DIMM_PARM(burst_lengths_bitmask),
DIMM_PARM(row_density),
- DIMM_PARM(tCKmin_X_ps),
- DIMM_PARM(tCKmin_X_minus_1_ps),
- DIMM_PARM(tCKmin_X_minus_2_ps),
- DIMM_PARM(tCKmax_ps),
+ DIMM_PARM(tckmin_x_ps),
+ DIMM_PARM(tckmin_x_minus_1_ps),
+ DIMM_PARM(tckmin_x_minus_2_ps),
+ DIMM_PARM(tckmax_ps),
- DIMM_PARM(caslat_X),
- DIMM_PARM(caslat_X_minus_1),
- DIMM_PARM(caslat_X_minus_2),
+ DIMM_PARM(caslat_x),
+ DIMM_PARM(caslat_x_minus_1),
+ DIMM_PARM(caslat_x_minus_2),
DIMM_PARM(caslat_lowest_derated),
- DIMM_PARM(tRCD_ps),
- DIMM_PARM(tRP_ps),
- DIMM_PARM(tRAS_ps),
- DIMM_PARM(tWR_ps),
- DIMM_PARM(tWTR_ps),
- DIMM_PARM(tRFC_ps),
- DIMM_PARM(tRRD_ps),
- DIMM_PARM(tRC_ps),
+ DIMM_PARM(trcd_ps),
+ DIMM_PARM(trp_ps),
+ DIMM_PARM(tras_ps),
+ DIMM_PARM(twr_ps),
+ DIMM_PARM(twtr_ps),
+ DIMM_PARM(trfc_ps),
+ DIMM_PARM(trrd_ps),
+ DIMM_PARM(trc_ps),
DIMM_PARM(refresh_rate_ps),
- DIMM_PARM(tIS_ps),
- DIMM_PARM(tIH_ps),
- DIMM_PARM(tDS_ps),
- DIMM_PARM(tDH_ps),
- DIMM_PARM(tRTP_ps),
- DIMM_PARM(tDQSQ_max_ps),
- DIMM_PARM(tQHS_ps),
+ DIMM_PARM(tis_ps),
+ DIMM_PARM(tih_ps),
+ DIMM_PARM(tds_ps),
+ DIMM_PARM(tdh_ps),
+ DIMM_PARM(trtp_ps),
+ DIMM_PARM(tdqsq_max_ps),
+ DIMM_PARM(tqhs_ps),
DIMM_PARM(rank_density),
DIMM_PARM(capacity),
@@ -271,34 +271,34 @@ static void print_dimm_parameters(const dimm_params_t *pdimm)
DIMM_PARM(edc_config),
DIMM_PARM(n_banks_per_sdram_device),
- DIMM_PARM(tCKmin_X_ps),
- DIMM_PARM(tCKmin_X_minus_1_ps),
- DIMM_PARM(tCKmin_X_minus_2_ps),
- DIMM_PARM(tCKmax_ps),
+ DIMM_PARM(tckmin_x_ps),
+ DIMM_PARM(tckmin_x_minus_1_ps),
+ DIMM_PARM(tckmin_x_minus_2_ps),
+ DIMM_PARM(tckmax_ps),
- DIMM_PARM(caslat_X),
- DIMM_PARM(tAA_ps),
- DIMM_PARM(caslat_X_minus_1),
- DIMM_PARM(caslat_X_minus_2),
+ DIMM_PARM(caslat_x),
+ DIMM_PARM(taa_ps),
+ DIMM_PARM(caslat_x_minus_1),
+ DIMM_PARM(caslat_x_minus_2),
DIMM_PARM(caslat_lowest_derated),
- DIMM_PARM(tRCD_ps),
- DIMM_PARM(tRP_ps),
- DIMM_PARM(tRAS_ps),
- DIMM_PARM(tWR_ps),
- DIMM_PARM(tWTR_ps),
- DIMM_PARM(tRFC_ps),
- DIMM_PARM(tRRD_ps),
- DIMM_PARM(tRC_ps),
+ DIMM_PARM(trcd_ps),
+ DIMM_PARM(trp_ps),
+ DIMM_PARM(tras_ps),
+ DIMM_PARM(twr_ps),
+ DIMM_PARM(twtr_ps),
+ DIMM_PARM(trfc_ps),
+ DIMM_PARM(trrd_ps),
+ DIMM_PARM(trc_ps),
DIMM_PARM(refresh_rate_ps),
- DIMM_PARM(tIS_ps),
- DIMM_PARM(tIH_ps),
- DIMM_PARM(tDS_ps),
- DIMM_PARM(tDH_ps),
- DIMM_PARM(tRTP_ps),
- DIMM_PARM(tDQSQ_max_ps),
- DIMM_PARM(tQHS_ps),
+ DIMM_PARM(tis_ps),
+ DIMM_PARM(tih_ps),
+ DIMM_PARM(tds_ps),
+ DIMM_PARM(tdh_ps),
+ DIMM_PARM(trtp_ps),
+ DIMM_PARM(tdqsq_max_ps),
+ DIMM_PARM(tqhs_ps),
};
static const unsigned int n_opts = ARRAY_SIZE(options);
@@ -325,41 +325,41 @@ static void print_lowest_common_dimm_parameters(
const common_timing_params_t *plcd_dimm_params)
{
static const struct options_string options[] = {
- COMMON_TIMING(tCKmax_max_ps),
- COMMON_TIMING(tRCD_ps),
- COMMON_TIMING(tRP_ps),
- COMMON_TIMING(tRAS_ps),
- COMMON_TIMING(tWR_ps),
- COMMON_TIMING(tWTR_ps),
- COMMON_TIMING(tRFC_ps),
- COMMON_TIMING(tRRD_ps),
- COMMON_TIMING(tRC_ps),
+ COMMON_TIMING(tckmax_max_ps),
+ COMMON_TIMING(trcd_ps),
+ COMMON_TIMING(trp_ps),
+ COMMON_TIMING(tras_ps),
+ COMMON_TIMING(twr_ps),
+ COMMON_TIMING(twtr_ps),
+ COMMON_TIMING(trfc_ps),
+ COMMON_TIMING(trrd_ps),
+ COMMON_TIMING(trc_ps),
COMMON_TIMING(refresh_rate_ps),
- COMMON_TIMING(tIS_ps),
- COMMON_TIMING(tDS_ps),
- COMMON_TIMING(tDH_ps),
- COMMON_TIMING(tRTP_ps),
- COMMON_TIMING(tDQSQ_max_ps),
- COMMON_TIMING(tQHS_ps),
+ COMMON_TIMING(tis_ps),
+ COMMON_TIMING(tds_ps),
+ COMMON_TIMING(tdh_ps),
+ COMMON_TIMING(trtp_ps),
+ COMMON_TIMING(tdqsq_max_ps),
+ COMMON_TIMING(tqhs_ps),
COMMON_TIMING(lowest_common_SPD_caslat),
COMMON_TIMING(highest_common_derated_caslat),
COMMON_TIMING(additive_latency),
COMMON_TIMING(ndimms_present),
- COMMON_TIMING(all_DIMMs_registered),
- COMMON_TIMING(all_DIMMs_unbuffered),
- COMMON_TIMING(all_DIMMs_ECC_capable),
+ COMMON_TIMING(all_dimms_registered),
+ COMMON_TIMING(all_dimms_unbuffered),
+ COMMON_TIMING(all_dimms_ecc_capable),
};
static const unsigned int n_opts = ARRAY_SIZE(options);
/* Clock frequencies */
- printf("tCKmin_X_ps = %u (%u MHz)\n",
- plcd_dimm_params->tCKmin_X_ps,
- picos_to_mhz(plcd_dimm_params->tCKmin_X_ps));
- printf("tCKmax_ps = %u (%u MHz)\n",
- plcd_dimm_params->tCKmax_ps,
- picos_to_mhz(plcd_dimm_params->tCKmax_ps));
- printf("all_DIMMs_burst_lengths_bitmask = %02X\n",
- plcd_dimm_params->all_DIMMs_burst_lengths_bitmask);
+ printf("tckmin_x_ps = %u (%u MHz)\n",
+ plcd_dimm_params->tckmin_x_ps,
+ picos_to_mhz(plcd_dimm_params->tckmin_x_ps));
+ printf("tckmax_ps = %u (%u MHz)\n",
+ plcd_dimm_params->tckmax_ps,
+ picos_to_mhz(plcd_dimm_params->tckmax_ps));
+ printf("all_dimms_burst_lengths_bitmask = %02X\n",
+ plcd_dimm_params->all_dimms_burst_lengths_bitmask);
print_option_table(options, n_opts, plcd_dimm_params);
@@ -421,9 +421,9 @@ static void fsl_ddr_options_edit(fsl_ddr_info_t *pinfo,
CTRL_OPTIONS(memctl_interleaving),
CTRL_OPTIONS(memctl_interleaving_mode),
CTRL_OPTIONS(ba_intlv_ctl),
- CTRL_OPTIONS(ECC_mode),
- CTRL_OPTIONS(ECC_init_using_memctl),
- CTRL_OPTIONS(DQS_config),
+ CTRL_OPTIONS(ecc_mode),
+ CTRL_OPTIONS(ecc_init_using_memctl),
+ CTRL_OPTIONS(dqs_config),
CTRL_OPTIONS(self_refresh_in_sleep),
CTRL_OPTIONS(dynamic_power),
CTRL_OPTIONS(data_bus_width),
@@ -442,8 +442,8 @@ static void fsl_ddr_options_edit(fsl_ddr_info_t *pinfo,
* These can probably be changed to 2T_EN and 3T_EN
* (using a leading numerical character) without problem
*/
- CTRL_OPTIONS(twoT_en),
- CTRL_OPTIONS(threeT_en),
+ CTRL_OPTIONS(twot_en),
+ CTRL_OPTIONS(threet_en),
CTRL_OPTIONS(ap_en),
CTRL_OPTIONS(x4_en),
CTRL_OPTIONS(bstopre),
@@ -455,8 +455,8 @@ static void fsl_ddr_options_edit(fsl_ddr_info_t *pinfo,
CTRL_OPTIONS(rcw_2),
CTRL_OPTIONS(ddr_cdr1),
CTRL_OPTIONS(ddr_cdr2),
- CTRL_OPTIONS(tCKE_clock_pulse_width_ps),
- CTRL_OPTIONS(tFAW_window_four_activates_ps),
+ CTRL_OPTIONS(tcke_clock_pulse_width_ps),
+ CTRL_OPTIONS(tfaw_window_four_activates_ps),
CTRL_OPTIONS(trwt_override),
CTRL_OPTIONS(trwt),
};
@@ -666,9 +666,9 @@ static void print_memctl_options(const memctl_options_t *popts)
CTRL_OPTIONS(memctl_interleaving),
CTRL_OPTIONS(memctl_interleaving_mode),
CTRL_OPTIONS_HEX(ba_intlv_ctl),
- CTRL_OPTIONS(ECC_mode),
- CTRL_OPTIONS(ECC_init_using_memctl),
- CTRL_OPTIONS(DQS_config),
+ CTRL_OPTIONS(ecc_mode),
+ CTRL_OPTIONS(ecc_init_using_memctl),
+ CTRL_OPTIONS(dqs_config),
CTRL_OPTIONS(self_refresh_in_sleep),
CTRL_OPTIONS(dynamic_power),
CTRL_OPTIONS(data_bus_width),
@@ -686,8 +686,8 @@ static void print_memctl_options(const memctl_options_t *popts)
* These can probably be changed to 2T_EN and 3T_EN
* (using a leading numerical character) without problem
*/
- CTRL_OPTIONS(twoT_en),
- CTRL_OPTIONS(threeT_en),
+ CTRL_OPTIONS(twot_en),
+ CTRL_OPTIONS(threet_en),
CTRL_OPTIONS(registered_dimm_en),
CTRL_OPTIONS(ap_en),
CTRL_OPTIONS(x4_en),
@@ -700,8 +700,8 @@ static void print_memctl_options(const memctl_options_t *popts)
CTRL_OPTIONS(rcw_2),
CTRL_OPTIONS_HEX(ddr_cdr1),
CTRL_OPTIONS_HEX(ddr_cdr2),
- CTRL_OPTIONS(tCKE_clock_pulse_width_ps),
- CTRL_OPTIONS(tFAW_window_four_activates_ps),
+ CTRL_OPTIONS(tcke_clock_pulse_width_ps),
+ CTRL_OPTIONS(tfaw_window_four_activates_ps),
CTRL_OPTIONS(trwt_override),
CTRL_OPTIONS(trwt),
};
@@ -958,10 +958,10 @@ void ddr2_spd_dump(const ddr2_spd_eeprom_t *spd)
" spd->tqhs, * 45 Max Read DataHold skew tQHS *");
printf("%-3d : %02x %s\n", 46, spd->pll_relock,
" spd->pll_relock, * 46 PLL Relock time *");
- printf("%-3d : %02x %s\n", 47, spd->Tcasemax,
- " spd->Tcasemax, * 47 Tcasemax *");
- printf("%-3d : %02x %s\n", 48, spd->psiTAdram,
- " spd->psiTAdram, * 48 Thermal Resistance of DRAM Package "
+ printf("%-3d : %02x %s\n", 47, spd->t_casemax,
+ " spd->t_casemax, * 47 t_casemax *");
+ printf("%-3d : %02x %s\n", 48, spd->psi_ta_dram,
+ " spd->psi_ta_dram, * 48 Thermal Resistance of DRAM Package "
"from Top (Case) to Ambient (Psi T-A DRAM) *");
printf("%-3d : %02x %s\n", 49, spd->dt0_mode,
" spd->dt0_mode, * 49 DRAM Case Temperature Rise from "
@@ -996,11 +996,11 @@ void ddr2_spd_dump(const ddr2_spd_eeprom_t *spd)
" spd->dt7, * 57 DRAM Case Temperature Rise from "
"Ambient due to Bank Interleave Reads with "
"Auto-Precharge (DT7) *");
- printf("%-3d : %02x %s\n", 58, spd->psiTApll,
- " spd->psiTApll, * 58 Thermal Resistance of PLL Package form"
+ printf("%-3d : %02x %s\n", 58, spd->psi_ta_pll,
+ " spd->psi_ta_pll, * 58 Thermal Resistance of PLL Package form"
" Top (Case) to Ambient (Psi T-A PLL) *");
- printf("%-3d : %02x %s\n", 59, spd->psiTAreg,
- " spd->psiTAreg, * 59 Thermal Reisitance of Register Package"
+ printf("%-3d : %02x %s\n", 59, spd->psi_ta_reg,
+ " spd->psi_ta_reg, * 59 Thermal Reisitance of Register Package"
" from Top (Case) to Ambient (Psi T-A Register) *");
printf("%-3d : %02x %s\n", 60, spd->dtpllactive,
" spd->dtpllactive, * 60 PLL Case Temperature Rise from "
@@ -1087,43 +1087,43 @@ void ddr3_spd_dump(const ddr3_spd_eeprom_t *spd)
"mtb_dividend Medium Timebase (MTB) Dividend");
PRINT_NXS(11, spd->mtb_divisor,
"mtb_divisor Medium Timebase (MTB) Divisor");
- PRINT_NXS(12, spd->tCK_min,
- "tCK_min SDRAM Minimum Cycle Time");
+ PRINT_NXS(12, spd->tck_min,
+ "tck_min SDRAM Minimum Cycle Time");
PRINT_NXS(13, spd->res_13,
"res_13 Reserved");
PRINT_NXS(14, spd->caslat_lsb,
"caslat_lsb CAS Latencies Supported, LSB");
PRINT_NXS(15, spd->caslat_msb,
"caslat_msb CAS Latencies Supported, MSB");
- PRINT_NXS(16, spd->tAA_min,
- "tAA_min Min CAS Latency Time");
- PRINT_NXS(17, spd->tWR_min,
- "tWR_min Min Write REcovery Time");
- PRINT_NXS(18, spd->tRCD_min,
- "tRCD_min Min RAS# to CAS# Delay Time");
- PRINT_NXS(19, spd->tRRD_min,
- "tRRD_min Min Row Active to Row Active Delay Time");
- PRINT_NXS(20, spd->tRP_min,
- "tRP_min Min Row Precharge Delay Time");
- PRINT_NXS(21, spd->tRAS_tRC_ext,
- "tRAS_tRC_ext Upper Nibbles for tRAS and tRC");
- PRINT_NXS(22, spd->tRAS_min_lsb,
- "tRAS_min_lsb Min Active to Precharge Delay Time, LSB");
- PRINT_NXS(23, spd->tRC_min_lsb,
- "tRC_min_lsb Min Active to Active/Refresh Delay Time, LSB");
- PRINT_NXS(24, spd->tRFC_min_lsb,
- "tRFC_min_lsb Min Refresh Recovery Delay Time LSB");
- PRINT_NXS(25, spd->tRFC_min_msb,
- "tRFC_min_msb Min Refresh Recovery Delay Time MSB");
- PRINT_NXS(26, spd->tWTR_min,
- "tWTR_min Min Internal Write to Read Command Delay Time");
- PRINT_NXS(27, spd->tRTP_min,
- "tRTP_min "
- "Min Internal Read to Precharge Command Delay Time");
- PRINT_NXS(28, spd->tFAW_msb,
- "tFAW_msb Upper Nibble for tFAW");
- PRINT_NXS(29, spd->tFAW_min,
- "tFAW_min Min Four Activate Window Delay Time");
+ PRINT_NXS(16, spd->taa_min,
+ "taa_min Min CAS Latency Time");
+ PRINT_NXS(17, spd->twr_min,
+ "twr_min Min Write REcovery Time");
+ PRINT_NXS(18, spd->trcd_min,
+ "trcd_min Min RAS# to CAS# Delay Time");
+ PRINT_NXS(19, spd->trrd_min,
+ "trrd_min Min Row Active to Row Active Delay Time");
+ PRINT_NXS(20, spd->trp_min,
+ "trp_min Min Row Precharge Delay Time");
+ PRINT_NXS(21, spd->tras_trc_ext,
+ "tras_trc_ext Upper Nibbles for tRAS and tRC");
+ PRINT_NXS(22, spd->tras_min_lsb,
+ "tras_min_lsb Min Active to Precharge Delay Time, LSB");
+ PRINT_NXS(23, spd->trc_min_lsb,
+ "trc_min_lsb Min Active to Active/Refresh Delay Time, LSB");
+ PRINT_NXS(24, spd->trfc_min_lsb,
+ "trfc_min_lsb Min Refresh Recovery Delay Time LSB");
+ PRINT_NXS(25, spd->trfc_min_msb,
+ "trfc_min_msb Min Refresh Recovery Delay Time MSB");
+ PRINT_NXS(26, spd->twtr_min,
+ "twtr_min Min Internal Write to Read Command Delay Time");
+ PRINT_NXS(27, spd->trtp_min,
+ "trtp_min "
+ "Min Internal Read to Precharge Command Delay Time");
+ PRINT_NXS(28, spd->tfaw_msb,
+ "tfaw_msb Upper Nibble for tFAW");
+ PRINT_NXS(29, spd->tfaw_min,
+ "tfaw_min Min Four Activate Window Delay Time");
PRINT_NXS(30, spd->opt_features,
"opt_features SDRAM Optional Features");
PRINT_NXS(31, spd->therm_ref_opt,
@@ -1132,16 +1132,16 @@ void ddr3_spd_dump(const ddr3_spd_eeprom_t *spd)
"therm_sensor SDRAM Thermal Sensor");
PRINT_NXS(33, spd->device_type,
"device_type SDRAM Device Type");
- PRINT_NXS(34, spd->fine_tCK_min,
- "fine_tCK_min Fine offset for tCKmin");
- PRINT_NXS(35, spd->fine_tAA_min,
- "fine_tAA_min Fine offset for tAAmin");
- PRINT_NXS(36, spd->fine_tRCD_min,
- "fine_tRCD_min Fine offset for tRCDmin");
- PRINT_NXS(37, spd->fine_tRP_min,
- "fine_tRP_min Fine offset for tRPmin");
- PRINT_NXS(38, spd->fine_tRC_min,
- "fine_tRC_min Fine offset for tRCmin");
+ PRINT_NXS(34, spd->fine_tck_min,
+ "fine_tck_min Fine offset for tCKmin");
+ PRINT_NXS(35, spd->fine_taa_min,
+ "fine_taa_min Fine offset for tAAmin");
+ PRINT_NXS(36, spd->fine_trcd_min,
+ "fine_trcd_min Fine offset for tRCDmin");
+ PRINT_NXS(37, spd->fine_trp_min,
+ "fine_trp_min Fine offset for tRPmin");
+ PRINT_NXS(38, spd->fine_trc_min,
+ "fine_trc_min Fine offset for tRCmin");
printf("%-3d-%3d: ", 39, 59); /* Reserved, General Section */
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/lc_common_dimm_params.c b/arch/powerpc/cpu/mpc8xxx/ddr/lc_common_dimm_params.c
index 56128a7..3affcee 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/lc_common_dimm_params.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/lc_common_dimm_params.c
@@ -18,8 +18,8 @@ compute_cas_latency_ddr3(const dimm_params_t *dimm_params,
unsigned int number_of_dimms)
{
unsigned int i;
- unsigned int tAAmin_ps = 0;
- unsigned int tCKmin_X_ps = 0;
+ unsigned int taamin_ps = 0;
+ unsigned int tckmin_x_ps = 0;
unsigned int common_caslat;
unsigned int caslat_actual;
unsigned int retry = 16;
@@ -27,26 +27,26 @@ compute_cas_latency_ddr3(const dimm_params_t *dimm_params,
const unsigned int mclk_ps = get_memory_clk_period_ps();
/* compute the common CAS latency supported between slots */
- tmp = dimm_params[0].caslat_X;
+ tmp = dimm_params[0].caslat_x;
for (i = 1; i < number_of_dimms; i++) {
if (dimm_params[i].n_ranks)
- tmp &= dimm_params[i].caslat_X;
+ tmp &= dimm_params[i].caslat_x;
}
common_caslat = tmp;
/* compute the max tAAmin tCKmin between slots */
for (i = 0; i < number_of_dimms; i++) {
- tAAmin_ps = max(tAAmin_ps, dimm_params[i].tAA_ps);
- tCKmin_X_ps = max(tCKmin_X_ps, dimm_params[i].tCKmin_X_ps);
+ taamin_ps = max(taamin_ps, dimm_params[i].taa_ps);
+ tckmin_x_ps = max(tckmin_x_ps, dimm_params[i].tckmin_x_ps);
}
/* validate if the memory clk is in the range of dimms */
- if (mclk_ps < tCKmin_X_ps) {
+ if (mclk_ps < tckmin_x_ps) {
printf("DDR clock (MCLK cycle %u ps) is faster than "
"the slowest DIMM(s) (tCKmin %u ps) can support.\n",
- mclk_ps, tCKmin_X_ps);
+ mclk_ps, tckmin_x_ps);
}
/* determine the acutal cas latency */
- caslat_actual = (tAAmin_ps + mclk_ps - 1) / mclk_ps;
+ caslat_actual = (taamin_ps + mclk_ps - 1) / mclk_ps;
/* check if the dimms support the CAS latency */
while (!(common_caslat & (1 << caslat_actual)) && retry > 0) {
caslat_actual++;
@@ -80,25 +80,25 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
{
unsigned int i, j;
- unsigned int tCKmin_X_ps = 0;
- unsigned int tCKmax_ps = 0xFFFFFFFF;
- unsigned int tCKmax_max_ps = 0;
- unsigned int tRCD_ps = 0;
- unsigned int tRP_ps = 0;
- unsigned int tRAS_ps = 0;
- unsigned int tWR_ps = 0;
- unsigned int tWTR_ps = 0;
- unsigned int tRFC_ps = 0;
- unsigned int tRRD_ps = 0;
- unsigned int tRC_ps = 0;
+ unsigned int tckmin_x_ps = 0;
+ unsigned int tckmax_ps = 0xFFFFFFFF;
+ unsigned int tckmax_max_ps = 0;
+ unsigned int trcd_ps = 0;
+ unsigned int trp_ps = 0;
+ unsigned int tras_ps = 0;
+ unsigned int twr_ps = 0;
+ unsigned int twtr_ps = 0;
+ unsigned int trfc_ps = 0;
+ unsigned int trrd_ps = 0;
+ unsigned int trc_ps = 0;
unsigned int refresh_rate_ps = 0;
- unsigned int tIS_ps = 0;
- unsigned int tIH_ps = 0;
- unsigned int tDS_ps = 0;
- unsigned int tDH_ps = 0;
- unsigned int tRTP_ps = 0;
- unsigned int tDQSQ_max_ps = 0;
- unsigned int tQHS_ps = 0;
+ unsigned int tis_ps = 0;
+ unsigned int tih_ps = 0;
+ unsigned int tds_ps = 0;
+ unsigned int tdh_ps = 0;
+ unsigned int trtp_ps = 0;
+ unsigned int tdqsq_max_ps = 0;
+ unsigned int tqhs_ps = 0;
unsigned int temp1, temp2;
unsigned int additive_latency = 0;
@@ -141,39 +141,39 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
}
#endif
/*
- * Find minimum tCKmax_ps to find fastest slow speed,
+ * Find minimum tckmax_ps to find fastest slow speed,
* i.e., this is the slowest the whole system can go.
*/
- tCKmax_ps = min(tCKmax_ps, dimm_params[i].tCKmax_ps);
+ tckmax_ps = min(tckmax_ps, dimm_params[i].tckmax_ps);
/* Either find maximum value to determine slowest
* speed, delay, time, period, etc */
- tCKmin_X_ps = max(tCKmin_X_ps, dimm_params[i].tCKmin_X_ps);
- tCKmax_max_ps = max(tCKmax_max_ps, dimm_params[i].tCKmax_ps);
- tRCD_ps = max(tRCD_ps, dimm_params[i].tRCD_ps);
- tRP_ps = max(tRP_ps, dimm_params[i].tRP_ps);
- tRAS_ps = max(tRAS_ps, dimm_params[i].tRAS_ps);
- tWR_ps = max(tWR_ps, dimm_params[i].tWR_ps);
- tWTR_ps = max(tWTR_ps, dimm_params[i].tWTR_ps);
- tRFC_ps = max(tRFC_ps, dimm_params[i].tRFC_ps);
- tRRD_ps = max(tRRD_ps, dimm_params[i].tRRD_ps);
- tRC_ps = max(tRC_ps, dimm_params[i].tRC_ps);
- tIS_ps = max(tIS_ps, dimm_params[i].tIS_ps);
- tIH_ps = max(tIH_ps, dimm_params[i].tIH_ps);
- tDS_ps = max(tDS_ps, dimm_params[i].tDS_ps);
- tDH_ps = max(tDH_ps, dimm_params[i].tDH_ps);
- tRTP_ps = max(tRTP_ps, dimm_params[i].tRTP_ps);
- tQHS_ps = max(tQHS_ps, dimm_params[i].tQHS_ps);
+ tckmin_x_ps = max(tckmin_x_ps, dimm_params[i].tckmin_x_ps);
+ tckmax_max_ps = max(tckmax_max_ps, dimm_params[i].tckmax_ps);
+ trcd_ps = max(trcd_ps, dimm_params[i].trcd_ps);
+ trp_ps = max(trp_ps, dimm_params[i].trp_ps);
+ tras_ps = max(tras_ps, dimm_params[i].tras_ps);
+ twr_ps = max(twr_ps, dimm_params[i].twr_ps);
+ twtr_ps = max(twtr_ps, dimm_params[i].twtr_ps);
+ trfc_ps = max(trfc_ps, dimm_params[i].trfc_ps);
+ trrd_ps = max(trrd_ps, dimm_params[i].trrd_ps);
+ trc_ps = max(trc_ps, dimm_params[i].trc_ps);
+ tis_ps = max(tis_ps, dimm_params[i].tis_ps);
+ tih_ps = max(tih_ps, dimm_params[i].tih_ps);
+ tds_ps = max(tds_ps, dimm_params[i].tds_ps);
+ tdh_ps = max(tdh_ps, dimm_params[i].tdh_ps);
+ trtp_ps = max(trtp_ps, dimm_params[i].trtp_ps);
+ tqhs_ps = max(tqhs_ps, dimm_params[i].tqhs_ps);
refresh_rate_ps = max(refresh_rate_ps,
dimm_params[i].refresh_rate_ps);
/*
- * Find maximum tDQSQ_max_ps to find slowest.
+ * Find maximum tdqsq_max_ps to find slowest.
*
* FIXME: is finding the slowest value the correct
* strategy for this parameter?
*/
- tDQSQ_max_ps = max(tDQSQ_max_ps, dimm_params[i].tDQSQ_max_ps);
+ tdqsq_max_ps = max(tdqsq_max_ps, dimm_params[i].tdqsq_max_ps);
}
outpdimm->ndimms_present = number_of_dimms - temp1;
@@ -183,25 +183,25 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
return 0;
}
- outpdimm->tCKmin_X_ps = tCKmin_X_ps;
- outpdimm->tCKmax_ps = tCKmax_ps;
- outpdimm->tCKmax_max_ps = tCKmax_max_ps;
- outpdimm->tRCD_ps = tRCD_ps;
- outpdimm->tRP_ps = tRP_ps;
- outpdimm->tRAS_ps = tRAS_ps;
- outpdimm->tWR_ps = tWR_ps;
- outpdimm->tWTR_ps = tWTR_ps;
- outpdimm->tRFC_ps = tRFC_ps;
- outpdimm->tRRD_ps = tRRD_ps;
- outpdimm->tRC_ps = tRC_ps;
+ outpdimm->tckmin_x_ps = tckmin_x_ps;
+ outpdimm->tckmax_ps = tckmax_ps;
+ outpdimm->tckmax_max_ps = tckmax_max_ps;
+ outpdimm->trcd_ps = trcd_ps;
+ outpdimm->trp_ps = trp_ps;
+ outpdimm->tras_ps = tras_ps;
+ outpdimm->twr_ps = twr_ps;
+ outpdimm->twtr_ps = twtr_ps;
+ outpdimm->trfc_ps = trfc_ps;
+ outpdimm->trrd_ps = trrd_ps;
+ outpdimm->trc_ps = trc_ps;
outpdimm->refresh_rate_ps = refresh_rate_ps;
- outpdimm->tIS_ps = tIS_ps;
- outpdimm->tIH_ps = tIH_ps;
- outpdimm->tDS_ps = tDS_ps;
- outpdimm->tDH_ps = tDH_ps;
- outpdimm->tRTP_ps = tRTP_ps;
- outpdimm->tDQSQ_max_ps = tDQSQ_max_ps;
- outpdimm->tQHS_ps = tQHS_ps;
+ outpdimm->tis_ps = tis_ps;
+ outpdimm->tih_ps = tih_ps;
+ outpdimm->tds_ps = tds_ps;
+ outpdimm->tdh_ps = tdh_ps;
+ outpdimm->trtp_ps = trtp_ps;
+ outpdimm->tdqsq_max_ps = tdqsq_max_ps;
+ outpdimm->tqhs_ps = tqhs_ps;
/* Determine common burst length for all DIMMs. */
temp1 = 0xff;
@@ -210,7 +210,7 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
temp1 &= dimm_params[i].burst_lengths_bitmask;
}
}
- outpdimm->all_DIMMs_burst_lengths_bitmask = temp1;
+ outpdimm->all_dimms_burst_lengths_bitmask = temp1;
/* Determine if all DIMMs registered buffered. */
temp1 = temp2 = 0;
@@ -232,19 +232,19 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
}
}
- outpdimm->all_DIMMs_registered = 0;
- outpdimm->all_DIMMs_unbuffered = 0;
+ outpdimm->all_dimms_registered = 0;
+ outpdimm->all_dimms_unbuffered = 0;
if (temp1 && !temp2) {
- outpdimm->all_DIMMs_registered = 1;
+ outpdimm->all_dimms_registered = 1;
} else if (!temp1 && temp2) {
- outpdimm->all_DIMMs_unbuffered = 1;
+ outpdimm->all_dimms_unbuffered = 1;
} else {
printf("ERROR: Mix of registered buffered and unbuffered "
"DIMMs detected!\n");
}
temp1 = 0;
- if (outpdimm->all_DIMMs_registered)
+ if (outpdimm->all_dimms_registered)
for (j = 0; j < 16; j++) {
outpdimm->rcw[j] = dimm_params[0].rcw[j];
for (i = 1; i < number_of_dimms; i++) {
@@ -279,13 +279,13 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
for (i = 0; i < number_of_dimms; i++) {
if (dimm_params[i].n_ranks) {
temp2 = 0;
- temp2 |= 1 << dimm_params[i].caslat_X;
- temp2 |= 1 << dimm_params[i].caslat_X_minus_1;
- temp2 |= 1 << dimm_params[i].caslat_X_minus_2;
+ temp2 |= 1 << dimm_params[i].caslat_x;
+ temp2 |= 1 << dimm_params[i].caslat_x_minus_1;
+ temp2 |= 1 << dimm_params[i].caslat_x_minus_2;
/*
* FIXME: If there was no entry for X-2 (X-1) in
- * the SPD, then caslat_X_minus_2
- * (caslat_X_minus_1) contains either 255 or
+ * the SPD, then caslat_x_minus_2
+ * (caslat_x_minus_1) contains either 255 or
* 0xFFFFFFFF because that's what the glorious
* __ilog2 function returns for an input of 0.
* On 32-bit PowerPC, left shift counts with bit
@@ -313,42 +313,42 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
if (!dimm_params[i].n_ranks) {
continue;
}
- if (dimm_params[i].caslat_X == temp2) {
- if (mclk_ps >= dimm_params[i].tCKmin_X_ps) {
+ if (dimm_params[i].caslat_x == temp2) {
+ if (mclk_ps >= dimm_params[i].tckmin_x_ps) {
debug("CL = %u ok on DIMM %u at tCK=%u"
" ps with its tCKmin_X_ps of %u\n",
temp2, i, mclk_ps,
- dimm_params[i].tCKmin_X_ps);
+ dimm_params[i].tckmin_x_ps);
continue;
} else {
not_ok++;
}
}
- if (dimm_params[i].caslat_X_minus_1 == temp2) {
- unsigned int tCKmin_X_minus_1_ps
- = dimm_params[i].tCKmin_X_minus_1_ps;
- if (mclk_ps >= tCKmin_X_minus_1_ps) {
+ if (dimm_params[i].caslat_x_minus_1 == temp2) {
+ unsigned int tckmin_x_minus_1_ps
+ = dimm_params[i].tckmin_x_minus_1_ps;
+ if (mclk_ps >= tckmin_x_minus_1_ps) {
debug("CL = %u ok on DIMM %u at "
"tCK=%u ps with its "
- "tCKmin_X_minus_1_ps of %u\n",
+ "tckmin_x_minus_1_ps of %u\n",
temp2, i, mclk_ps,
- tCKmin_X_minus_1_ps);
+ tckmin_x_minus_1_ps);
continue;
} else {
not_ok++;
}
}
- if (dimm_params[i].caslat_X_minus_2 == temp2) {
- unsigned int tCKmin_X_minus_2_ps
- = dimm_params[i].tCKmin_X_minus_2_ps;
- if (mclk_ps >= tCKmin_X_minus_2_ps) {
+ if (dimm_params[i].caslat_x_minus_2 == temp2) {
+ unsigned int tckmin_x_minus_2_ps
+ = dimm_params[i].tckmin_x_minus_2_ps;
+ if (mclk_ps >= tckmin_x_minus_2_ps) {
debug("CL = %u ok on DIMM %u at "
"tCK=%u ps with its "
- "tCKmin_X_minus_2_ps of %u\n",
+ "tckmin_x_minus_2_ps of %u\n",
temp2, i, mclk_ps,
- tCKmin_X_minus_2_ps);
+ tckmin_x_minus_2_ps);
continue;
} else {
not_ok++;
@@ -397,11 +397,11 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
} else {
debug("Warning: not all DIMMs ECC capable, cant enable ECC\n");
}
- outpdimm->all_DIMMs_ECC_capable = temp1;
+ outpdimm->all_dimms_ecc_capable = temp1;
#ifndef CONFIG_FSL_DDR3
/* FIXME: move to somewhere else to validate. */
- if (mclk_ps > tCKmax_max_ps) {
+ if (mclk_ps > tckmax_max_ps) {
printf("Warning: some of the installed DIMMs "
"can not operate this slowly.\n");
return 1;
@@ -464,10 +464,10 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
#if defined(CONFIG_FSL_DDR2)
if (lowest_good_caslat < 4) {
- additive_latency = (picos_to_mclk(tRCD_ps) > lowest_good_caslat)
- ? picos_to_mclk(tRCD_ps) - lowest_good_caslat : 0;
- if (mclk_to_picos(additive_latency) > tRCD_ps) {
- additive_latency = picos_to_mclk(tRCD_ps);
+ additive_latency = (picos_to_mclk(trcd_ps) > lowest_good_caslat)
+ ? picos_to_mclk(trcd_ps) - lowest_good_caslat : 0;
+ if (mclk_to_picos(additive_latency) > trcd_ps) {
+ additive_latency = picos_to_mclk(trcd_ps);
debug("setting additive_latency to %u because it was "
" greater than tRCD_ps\n", additive_latency);
}
@@ -487,7 +487,7 @@ 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(additive_latency) > trcd_ps) {
printf("Error: invalid additive latency exceeds tRCD(min).\n");
return 1;
}
@@ -507,15 +507,15 @@ compute_lowest_common_dimm_parameters(const dimm_params_t *dimm_params,
*/
outpdimm->additive_latency = additive_latency;
- debug("tCKmin_ps = %u\n", outpdimm->tCKmin_X_ps);
- debug("tRCD_ps = %u\n", outpdimm->tRCD_ps);
- debug("tRP_ps = %u\n", outpdimm->tRP_ps);
- debug("tRAS_ps = %u\n", outpdimm->tRAS_ps);
- debug("tWR_ps = %u\n", outpdimm->tWR_ps);
- debug("tWTR_ps = %u\n", outpdimm->tWTR_ps);
- debug("tRFC_ps = %u\n", outpdimm->tRFC_ps);
- debug("tRRD_ps = %u\n", outpdimm->tRRD_ps);
- debug("tRC_ps = %u\n", outpdimm->tRC_ps);
+ debug("tCKmin_ps = %u\n", outpdimm->tckmin_x_ps);
+ debug("trcd_ps = %u\n", outpdimm->trcd_ps);
+ debug("trp_ps = %u\n", outpdimm->trp_ps);
+ debug("tras_ps = %u\n", outpdimm->tras_ps);
+ debug("twr_ps = %u\n", outpdimm->twr_ps);
+ debug("twtr_ps = %u\n", outpdimm->twtr_ps);
+ debug("trfc_ps = %u\n", outpdimm->trfc_ps);
+ debug("trrd_ps = %u\n", outpdimm->trrd_ps);
+ debug("trc_ps = %u\n", outpdimm->trc_ps);
return 0;
}
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/main.c b/arch/powerpc/cpu/mpc8xxx/ddr/main.c
index 842bf19..b9ae950 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/main.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/main.c
@@ -457,7 +457,7 @@ fsl_ddr_compute(fsl_ddr_info_t *pinfo, unsigned int start_step,
* which is currently STEP_ASSIGN_ADDRESSES.
*/
populate_memctl_options(
- timing_params[i].all_DIMMs_registered,
+ timing_params[i].all_dimms_registered,
&pinfo->memctl_opts[i],
pinfo->dimm_params[i], i);
/*
@@ -466,7 +466,7 @@ fsl_ddr_compute(fsl_ddr_info_t *pinfo, unsigned int start_step,
* using fixed parameters, this function should be
* be called from board init file.
*/
- if (timing_params[i].all_DIMMs_registered)
+ if (timing_params[i].all_dimms_registered)
assert_reset = 1;
}
if (assert_reset) {
@@ -589,7 +589,7 @@ phys_size_t fsl_ddr_sdram(void)
*/
deassert_reset = board_need_mem_reset();
for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) {
- if (info.common_timing_params[i].all_DIMMs_registered)
+ if (info.common_timing_params[i].all_dimms_registered)
deassert_reset = 1;
}
for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) {
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/options.c b/arch/powerpc/cpu/mpc8xxx/ddr/options.c
index 30cdca4..1297845 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/options.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/options.c
@@ -499,7 +499,7 @@ static inline unsigned int auto_bank_intlv(dimm_params_t *pdimm)
return 0;
}
-unsigned int populate_memctl_options(int all_DIMMs_registered,
+unsigned int populate_memctl_options(int all_dimms_registered,
memctl_options_t *popts,
dimm_params_t *pdimm,
unsigned int ctrl_num)
@@ -635,20 +635,20 @@ unsigned int populate_memctl_options(int all_DIMMs_registered,
popts->ba_intlv_ctl = 0;
/* Memory Organization Parameters */
- popts->registered_dimm_en = all_DIMMs_registered;
+ popts->registered_dimm_en = all_dimms_registered;
/* Operational Mode Paramters */
/* Pick ECC modes */
- popts->ECC_mode = 0; /* 0 = disabled, 1 = enabled */
+ popts->ecc_mode = 0; /* 0 = disabled, 1 = enabled */
#ifdef CONFIG_DDR_ECC
if (hwconfig_sub_f("fsl_ddr", "ecc", buf)) {
if (hwconfig_subarg_cmp_f("fsl_ddr", "ecc", "on", buf))
- popts->ECC_mode = 1;
+ popts->ecc_mode = 1;
} else
- popts->ECC_mode = 1;
+ popts->ecc_mode = 1;
#endif
- popts->ECC_init_using_memctl = 1; /* 0 = use DMA, 1 = use memctl */
+ popts->ecc_init_using_memctl = 1; /* 0 = use DMA, 1 = use memctl */
/*
* Choose DQS config
@@ -656,9 +656,9 @@ unsigned int populate_memctl_options(int all_DIMMs_registered,
* 1 for DDR2
*/
#if defined(CONFIG_FSL_DDR1)
- popts->DQS_config = 0;
+ popts->dqs_config = 0;
#elif defined(CONFIG_FSL_DDR2) || defined(CONFIG_FSL_DDR3)
- popts->DQS_config = 1;
+ popts->dqs_config = 1;
#endif
/* Choose self-refresh during sleep. */
@@ -705,15 +705,15 @@ unsigned int populate_memctl_options(int all_DIMMs_registered,
/* Choose burst length. */
#if defined(CONFIG_FSL_DDR3)
#if defined(CONFIG_E500MC)
- popts->OTF_burst_chop_en = 0; /* on-the-fly burst chop disable */
+ popts->otf_burst_chop_en = 0; /* on-the-fly burst chop disable */
popts->burst_length = DDR_BL8; /* Fixed 8-beat burst len */
#else
if ((popts->data_bus_width == 1) || (popts->data_bus_width == 2)) {
/* 32-bit or 16-bit bus */
- popts->OTF_burst_chop_en = 0;
+ popts->otf_burst_chop_en = 0;
popts->burst_length = DDR_BL8;
} else {
- popts->OTF_burst_chop_en = 1; /* on-the-fly burst chop */
+ popts->otf_burst_chop_en = 1; /* on-the-fly burst chop */
popts->burst_length = DDR_OTF; /* on-the-fly BC4 and BL8 */
}
#endif
@@ -756,8 +756,8 @@ unsigned int populate_memctl_options(int all_DIMMs_registered,
* - number of components, number of active ranks
* - how much time you want to spend playing around
*/
- popts->twoT_en = 0;
- popts->threeT_en = 0;
+ popts->twot_en = 0;
+ popts->threet_en = 0;
/* for RDIMM, address parity enable */
popts->ap_en = 1;
@@ -775,7 +775,7 @@ unsigned int populate_memctl_options(int all_DIMMs_registered,
popts->bstopre = 0x100;
/* Minimum CKE pulse width -- tCKE(MIN) */
- popts->tCKE_clock_pulse_width_ps
+ popts->tcke_clock_pulse_width_ps
= mclk_to_picos(FSL_DDR_MIN_TCKE_PULSE_WIDTH_DDR);
/*
@@ -786,17 +786,17 @@ unsigned int populate_memctl_options(int all_DIMMs_registered,
* FIXME: width, was considering looking at pdimm->primary_sdram_width
*/
#if defined(CONFIG_FSL_DDR1)
- popts->tFAW_window_four_activates_ps = mclk_to_picos(1);
+ popts->tfaw_window_four_activates_ps = mclk_to_picos(1);
#elif defined(CONFIG_FSL_DDR2)
/*
* x4/x8; some datasheets have 35000
* x16 wide columns only? Use 50000?
*/
- popts->tFAW_window_four_activates_ps = 37500;
+ popts->tfaw_window_four_activates_ps = 37500;
#elif defined(CONFIG_FSL_DDR3)
- popts->tFAW_window_four_activates_ps = pdimm[0].tFAW_ps;
+ popts->tfaw_window_four_activates_ps = pdimm[0].tfaw_ps;
#endif
popts->zq_en = 0;
popts->wrlvl_en = 0;
diff --git a/arch/powerpc/include/asm/fsl_ddr_dimm_params.h b/arch/powerpc/include/asm/fsl_ddr_dimm_params.h
index bd312ad..2cad6e2 100644
--- a/arch/powerpc/include/asm/fsl_ddr_dimm_params.h
+++ b/arch/powerpc/include/asm/fsl_ddr_dimm_params.h
@@ -45,48 +45,48 @@ typedef struct dimm_params_s {
unsigned int mtb_ps; /* medium timebase ps, only for ddr3 */
unsigned int ftb_10th_ps; /* fine timebase, in 1/10 ps, only for ddr3 */
- unsigned int tAA_ps; /* minimum CAS latency time, only for ddr3 */
- unsigned int tFAW_ps; /* four active window delay, only for ddr3 */
+ unsigned int taa_ps; /* minimum CAS latency time, only for ddr3 */
+ unsigned int tfaw_ps; /* four active window delay, only for ddr3 */
/*
* SDRAM clock periods
* The range for these are 1000-10000 so a short should be sufficient
*/
- unsigned int tCKmin_X_ps;
- unsigned int tCKmin_X_minus_1_ps;
- unsigned int tCKmin_X_minus_2_ps;
- unsigned int tCKmax_ps;
+ unsigned int tckmin_x_ps;
+ unsigned int tckmin_x_minus_1_ps;
+ unsigned int tckmin_x_minus_2_ps;
+ unsigned int tckmax_ps;
/* SPD-defined CAS latencies */
- unsigned int caslat_X;
- unsigned int caslat_X_minus_1;
- unsigned int caslat_X_minus_2;
+ unsigned int caslat_x;
+ unsigned int caslat_x_minus_1;
+ unsigned int caslat_x_minus_2;
unsigned int caslat_lowest_derated; /* Derated CAS latency */
/* basic timing parameters */
- unsigned int tRCD_ps;
- unsigned int tRP_ps;
- unsigned int tRAS_ps;
+ unsigned int trcd_ps;
+ unsigned int trp_ps;
+ unsigned int tras_ps;
- unsigned int tWR_ps; /* maximum = 63750 ps */
- unsigned int tWTR_ps; /* maximum = 63750 ps */
- unsigned int tRFC_ps; /* max = 255 ns + 256 ns + .75 ns
+ unsigned int twr_ps; /* maximum = 63750 ps */
+ unsigned int twtr_ps; /* maximum = 63750 ps */
+ unsigned int trfc_ps; /* max = 255 ns + 256 ns + .75 ns
= 511750 ps */
- unsigned int tRRD_ps; /* maximum = 63750 ps */
- unsigned int tRC_ps; /* maximum = 254 ns + .75 ns = 254750 ps */
+ unsigned int trrd_ps; /* maximum = 63750 ps */
+ unsigned int trc_ps; /* maximum = 254 ns + .75 ns = 254750 ps */
unsigned int refresh_rate_ps;
/* DDR3 doesn't need these as below */
- unsigned int tIS_ps; /* byte 32, spd->ca_setup */
- unsigned int tIH_ps; /* byte 33, spd->ca_hold */
- unsigned int tDS_ps; /* byte 34, spd->data_setup */
- unsigned int tDH_ps; /* byte 35, spd->data_hold */
- unsigned int tRTP_ps; /* byte 38, spd->trtp */
- unsigned int tDQSQ_max_ps; /* byte 44, spd->tdqsq */
- unsigned int tQHS_ps; /* byte 45, spd->tqhs */
+ unsigned int tis_ps; /* byte 32, spd->ca_setup */
+ unsigned int tih_ps; /* byte 33, spd->ca_hold */
+ unsigned int tds_ps; /* byte 34, spd->data_setup */
+ unsigned int tdh_ps; /* byte 35, spd->data_hold */
+ unsigned int trtp_ps; /* byte 38, spd->trtp */
+ unsigned int tdqsq_max_ps; /* byte 44, spd->tdqsq */
+ unsigned int tqhs_ps; /* byte 45, spd->tqhs */
/* DDR3 RDIMM */
unsigned char rcw[16]; /* Register Control Word 0-15 */
diff --git a/arch/powerpc/include/asm/fsl_ddr_sdram.h b/arch/powerpc/include/asm/fsl_ddr_sdram.h
index f4eec82..2c3c514 100644
--- a/arch/powerpc/include/asm/fsl_ddr_sdram.h
+++ b/arch/powerpc/include/asm/fsl_ddr_sdram.h
@@ -219,13 +219,13 @@ typedef struct fsl_ddr_cfg_regs_s {
} fsl_ddr_cfg_regs_t;
typedef struct memctl_options_partial_s {
- unsigned int all_DIMMs_ECC_capable;
- unsigned int all_DIMMs_tCKmax_ps;
- unsigned int all_DIMMs_burst_lengths_bitmask;
- unsigned int all_DIMMs_registered;
- unsigned int all_DIMMs_unbuffered;
+ unsigned int all_dimms_ecc_capable;
+ unsigned int all_dimms_tckmax_ps;
+ unsigned int all_dimms_burst_lengths_bitmask;
+ unsigned int all_dimms_registered;
+ unsigned int all_dimms_unbuffered;
/* unsigned int lowest_common_SPD_caslat; */
- unsigned int all_DIMMs_minimum_tRCD_ps;
+ unsigned int all_dimms_minimum_trcd_ps;
} memctl_options_partial_t;
#define DDR_DATA_BUS_WIDTH_64 0
@@ -261,10 +261,10 @@ typedef struct memctl_options_s {
unsigned int addr_hash;
/* Operational mode parameters */
- unsigned int ECC_mode; /* Use ECC? */
+ unsigned int ecc_mode; /* Use ECC? */
/* Initialize ECC using memory controller? */
- unsigned int ECC_init_using_memctl;
- unsigned int DQS_config; /* Use DQS? maybe only with DDR2? */
+ unsigned int ecc_init_using_memctl;
+ unsigned int dqs_config; /* Use DQS? maybe only with DDR2? */
/* SREN - self-refresh during sleep */
unsigned int self_refresh_in_sleep;
unsigned int dynamic_power; /* DYN_PWR */
@@ -272,7 +272,7 @@ typedef struct memctl_options_s {
unsigned int data_bus_width;
unsigned int burst_length; /* BL4, OTF and BL8 */
/* On-The-Fly Burst Chop enable */
- unsigned int OTF_burst_chop_en;
+ unsigned int otf_burst_chop_en;
/* mirrior DIMMs for DDR3 */
unsigned int mirrored_dimm;
unsigned int quad_rank_present;
@@ -297,11 +297,11 @@ typedef struct memctl_options_s {
unsigned int wrlvl_ctl_3;
unsigned int half_strength_driver_enable;
- unsigned int twoT_en;
- unsigned int threeT_en;
+ unsigned int twot_en;
+ unsigned int threet_en;
unsigned int bstopre;
- unsigned int tCKE_clock_pulse_width_ps; /* tCKE */
- unsigned int tFAW_window_four_activates_ps; /* tFAW -- FOUR_ACT */
+ unsigned int tcke_clock_pulse_width_ps; /* tCKE */
+ unsigned int tfaw_window_four_activates_ps; /* tFAW -- FOUR_ACT */
/* Rtt impedance */
unsigned int rtt_override; /* rtt_override enable */
diff --git a/arch/powerpc/include/asm/immap_512x.h b/arch/powerpc/include/asm/immap_512x.h
index 01c9eff..814a535 100644
--- a/arch/powerpc/include/asm/immap_512x.h
+++ b/arch/powerpc/include/asm/immap_512x.h
@@ -279,8 +279,8 @@ typedef struct ddr512x {
u32 self_refresh_cmd_5; /* Enter/Exit Self Refresh Registers */
u32 self_refresh_cmd_6; /* Enter/Exit Self Refresh Registers */
u32 self_refresh_cmd_7; /* Enter/Exit Self Refresh Registers */
- u32 DQS_config_offset_count; /* DQS Config Offset Count */
- u32 DQS_config_offset_time; /* DQS Config Offset Time */
+ u32 dqs_config_offset_count; /* DQS Config Offset Count */
+ u32 dqs_config_offset_time; /* DQS Config Offset Time */
u32 DQS_delay_status; /* DQS Delay Status */
u32 res0[0xF];
u32 prioman_config1; /* Priority Manager Configuration */
generated by cgit v0.10.2 at 2024-11-05 17:27:14 (GMT)