#include <asm/arch/sdram.h>
#include <errno.h>
#include "sequencer.h"
-#include "sequencer_auto.h"
-#include "sequencer_auto_ac_init.h"
-#include "sequencer_auto_inst_init.h"
-#include "sequencer_defines.h"
static struct socfpga_sdr_rw_load_manager *sdr_rw_load_mgr_regs =
(struct socfpga_sdr_rw_load_manager *)(SDR_PHYGRP_RWMGRGRP_ADDRESS | 0x800);
static struct socfpga_sdr_ctrl *sdr_ctrl =
(struct socfpga_sdr_ctrl *)SDR_CTRLGRP_ADDRESS;
+const struct socfpga_sdram_rw_mgr_config *rwcfg;
+const struct socfpga_sdram_io_config *iocfg;
+const struct socfpga_sdram_misc_config *misccfg;
+
#define DELTA_D 1
/*
STATIC_SKIP_DELAY_LOOPS)
/* calibration steps requested by the rtl */
-uint16_t dyn_calib_steps;
+u16 dyn_calib_steps;
/*
* To make CALIB_SKIP_DELAY_LOOPS a dynamic conditional option
* zero when skipping
*/
-uint16_t skip_delay_mask; /* mask off bits when skipping/not-skipping */
+u16 skip_delay_mask; /* mask off bits when skipping/not-skipping */
#define SKIP_DELAY_LOOP_VALUE_OR_ZERO(non_skip_value) \
((non_skip_value) & skip_delay_mask)
struct gbl_type *gbl;
struct param_type *param;
-uint32_t curr_shadow_reg;
-static void set_failing_group_stage(uint32_t group, uint32_t stage,
- uint32_t substage)
+static void set_failing_group_stage(u32 group, u32 stage,
+ u32 substage)
{
/*
* Only set the global stage if there was not been any other
if ((dyn_calib_steps & CALIB_SKIP_ALL) == CALIB_SKIP_ALL)
return;
- ratio = RW_MGR_MEM_DQ_PER_READ_DQS /
- RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS;
+ ratio = rwcfg->mem_dq_per_read_dqs /
+ rwcfg->mem_virtual_groups_per_read_dqs;
param->read_correct_mask_vg = (1 << ratio) - 1;
param->write_correct_mask_vg = (1 << ratio) - 1;
- param->read_correct_mask = (1 << RW_MGR_MEM_DQ_PER_READ_DQS) - 1;
- param->write_correct_mask = (1 << RW_MGR_MEM_DQ_PER_WRITE_DQS) - 1;
- ratio = RW_MGR_MEM_DATA_WIDTH /
- RW_MGR_MEM_DATA_MASK_WIDTH;
- param->dm_correct_mask = (1 << ratio) - 1;
+ param->read_correct_mask = (1 << rwcfg->mem_dq_per_read_dqs) - 1;
+ param->write_correct_mask = (1 << rwcfg->mem_dq_per_write_dqs) - 1;
}
/**
odt_mask_0 = 0x0;
odt_mask_1 = 0x0;
} else { /* RW_MGR_ODT_MODE_READ_WRITE */
- switch (RW_MGR_MEM_NUMBER_OF_RANKS) {
+ switch (rwcfg->mem_number_of_ranks) {
case 1: /* 1 Rank */
/* Read: ODT = 0 ; Write: ODT = 1 */
odt_mask_0 = 0x0;
odt_mask_1 = 0x1;
break;
case 2: /* 2 Ranks */
- if (RW_MGR_MEM_NUMBER_OF_CS_PER_DIMM == 1) {
+ if (rwcfg->mem_number_of_cs_per_dimm == 1) {
/*
* - Dual-Slot , Single-Rank (1 CS per DIMM)
* OR
}
}
-static void scc_mgr_set_dqdqs_output_phase(uint32_t write_group, uint32_t phase)
+static void scc_mgr_set_dqdqs_output_phase(u32 write_group, u32 phase)
{
scc_mgr_set(SCC_MGR_DQDQS_OUT_PHASE_OFFSET, write_group, phase);
}
-static void scc_mgr_set_dqs_bus_in_delay(uint32_t read_group, uint32_t delay)
+static void scc_mgr_set_dqs_bus_in_delay(u32 read_group, u32 delay)
{
scc_mgr_set(SCC_MGR_DQS_IN_DELAY_OFFSET, read_group, delay);
}
-static void scc_mgr_set_dqs_en_phase(uint32_t read_group, uint32_t phase)
+static void scc_mgr_set_dqs_en_phase(u32 read_group, u32 phase)
{
scc_mgr_set(SCC_MGR_DQS_EN_PHASE_OFFSET, read_group, phase);
}
-static void scc_mgr_set_dqs_en_delay(uint32_t read_group, uint32_t delay)
+static void scc_mgr_set_dqs_en_delay(u32 read_group, u32 delay)
{
scc_mgr_set(SCC_MGR_DQS_EN_DELAY_OFFSET, read_group, delay);
}
-static void scc_mgr_set_dqs_io_in_delay(uint32_t delay)
+static void scc_mgr_set_dqs_io_in_delay(u32 delay)
{
- scc_mgr_set(SCC_MGR_IO_IN_DELAY_OFFSET, RW_MGR_MEM_DQ_PER_WRITE_DQS,
+ scc_mgr_set(SCC_MGR_IO_IN_DELAY_OFFSET, rwcfg->mem_dq_per_write_dqs,
delay);
}
-static void scc_mgr_set_dq_in_delay(uint32_t dq_in_group, uint32_t delay)
+static void scc_mgr_set_dq_in_delay(u32 dq_in_group, u32 delay)
{
scc_mgr_set(SCC_MGR_IO_IN_DELAY_OFFSET, dq_in_group, delay);
}
-static void scc_mgr_set_dq_out1_delay(uint32_t dq_in_group, uint32_t delay)
+static void scc_mgr_set_dq_out1_delay(u32 dq_in_group, u32 delay)
{
scc_mgr_set(SCC_MGR_IO_OUT1_DELAY_OFFSET, dq_in_group, delay);
}
-static void scc_mgr_set_dqs_out1_delay(uint32_t delay)
+static void scc_mgr_set_dqs_out1_delay(u32 delay)
{
- scc_mgr_set(SCC_MGR_IO_OUT1_DELAY_OFFSET, RW_MGR_MEM_DQ_PER_WRITE_DQS,
+ scc_mgr_set(SCC_MGR_IO_OUT1_DELAY_OFFSET, rwcfg->mem_dq_per_write_dqs,
delay);
}
-static void scc_mgr_set_dm_out1_delay(uint32_t dm, uint32_t delay)
+static void scc_mgr_set_dm_out1_delay(u32 dm, u32 delay)
{
scc_mgr_set(SCC_MGR_IO_OUT1_DELAY_OFFSET,
- RW_MGR_MEM_DQ_PER_WRITE_DQS + 1 + dm,
+ rwcfg->mem_dq_per_write_dqs + 1 + dm,
delay);
}
/* load up dqs config settings */
-static void scc_mgr_load_dqs(uint32_t dqs)
+static void scc_mgr_load_dqs(u32 dqs)
{
writel(dqs, &sdr_scc_mgr->dqs_ena);
}
}
/* load up dq config settings */
-static void scc_mgr_load_dq(uint32_t dq_in_group)
+static void scc_mgr_load_dq(u32 dq_in_group)
{
writel(dq_in_group, &sdr_scc_mgr->dq_ena);
}
/* load up dm config settings */
-static void scc_mgr_load_dm(uint32_t dm)
+static void scc_mgr_load_dm(u32 dm)
{
writel(dm, &sdr_scc_mgr->dm_ena);
}
{
u32 r;
- for (r = 0; r < RW_MGR_MEM_NUMBER_OF_RANKS;
+ for (r = 0; r < rwcfg->mem_number_of_ranks;
r += NUM_RANKS_PER_SHADOW_REG) {
scc_mgr_set(off, grp, val);
read_group, phase, 0);
}
-static void scc_mgr_set_dqdqs_output_phase_all_ranks(uint32_t write_group,
- uint32_t phase)
+static void scc_mgr_set_dqdqs_output_phase_all_ranks(u32 write_group,
+ u32 phase)
{
/*
* USER although the h/w doesn't support different phases per
write_group, phase, 0);
}
-static void scc_mgr_set_dqs_en_delay_all_ranks(uint32_t read_group,
- uint32_t delay)
+static void scc_mgr_set_dqs_en_delay_all_ranks(u32 read_group,
+ u32 delay)
{
/*
* In shadow register mode, the T11 settings are stored in
*/
static void scc_mgr_set_oct_out1_delay(const u32 write_group, const u32 delay)
{
- const int ratio = RW_MGR_MEM_IF_READ_DQS_WIDTH /
- RW_MGR_MEM_IF_WRITE_DQS_WIDTH;
+ const int ratio = rwcfg->mem_if_read_dqs_width /
+ rwcfg->mem_if_write_dqs_width;
const int base = write_group * ratio;
int i;
/*
* USER Zero all DQS config settings, across all groups and all
* shadow registers
*/
- for (r = 0; r < RW_MGR_MEM_NUMBER_OF_RANKS;
+ for (r = 0; r < rwcfg->mem_number_of_ranks;
r += NUM_RANKS_PER_SHADOW_REG) {
- for (i = 0; i < RW_MGR_MEM_IF_READ_DQS_WIDTH; i++) {
+ for (i = 0; i < rwcfg->mem_if_read_dqs_width; i++) {
/*
* The phases actually don't exist on a per-rank basis,
* but there's no harm updating them several times, so
* let's keep the code simple.
*/
- scc_mgr_set_dqs_bus_in_delay(i, IO_DQS_IN_RESERVE);
+ scc_mgr_set_dqs_bus_in_delay(i, iocfg->dqs_in_reserve);
scc_mgr_set_dqs_en_phase(i, 0);
scc_mgr_set_dqs_en_delay(i, 0);
}
- for (i = 0; i < RW_MGR_MEM_IF_WRITE_DQS_WIDTH; i++) {
+ for (i = 0; i < rwcfg->mem_if_write_dqs_width; i++) {
scc_mgr_set_dqdqs_output_phase(i, 0);
/* Arria V/Cyclone V don't have out2. */
- scc_mgr_set_oct_out1_delay(i, IO_DQS_OUT_RESERVE);
+ scc_mgr_set_oct_out1_delay(i, iocfg->dqs_out_reserve);
}
}
*/
static void scc_mgr_load_dqs_for_write_group(const u32 write_group)
{
- const int ratio = RW_MGR_MEM_IF_READ_DQS_WIDTH /
- RW_MGR_MEM_IF_WRITE_DQS_WIDTH;
+ const int ratio = rwcfg->mem_if_read_dqs_width /
+ rwcfg->mem_if_write_dqs_width;
const int base = write_group * ratio;
int i;
/*
{
int i, r;
- for (r = 0; r < RW_MGR_MEM_NUMBER_OF_RANKS;
+ for (r = 0; r < rwcfg->mem_number_of_ranks;
r += NUM_RANKS_PER_SHADOW_REG) {
/* Zero all DQ config settings. */
- for (i = 0; i < RW_MGR_MEM_DQ_PER_WRITE_DQS; i++) {
+ for (i = 0; i < rwcfg->mem_dq_per_write_dqs; i++) {
scc_mgr_set_dq_out1_delay(i, 0);
if (!out_only)
scc_mgr_set_dq_in_delay(i, 0);
scc_mgr_set_dqs_io_in_delay(0);
/* Arria V/Cyclone V don't have out2. */
- scc_mgr_set_dqs_out1_delay(IO_DQS_OUT_RESERVE);
- scc_mgr_set_oct_out1_delay(write_group, IO_DQS_OUT_RESERVE);
+ scc_mgr_set_dqs_out1_delay(iocfg->dqs_out_reserve);
+ scc_mgr_set_oct_out1_delay(write_group, iocfg->dqs_out_reserve);
scc_mgr_load_dqs_for_write_group(write_group);
/* Multicast to all DQS IO enables (only 1 in total). */
* apply and load a particular input delay for the DQ pins in a group
* group_bgn is the index of the first dq pin (in the write group)
*/
-static void scc_mgr_apply_group_dq_in_delay(uint32_t group_bgn, uint32_t delay)
+static void scc_mgr_apply_group_dq_in_delay(u32 group_bgn, u32 delay)
{
- uint32_t i, p;
+ u32 i, p;
- for (i = 0, p = group_bgn; i < RW_MGR_MEM_DQ_PER_READ_DQS; i++, p++) {
+ for (i = 0, p = group_bgn; i < rwcfg->mem_dq_per_read_dqs; i++, p++) {
scc_mgr_set_dq_in_delay(p, delay);
scc_mgr_load_dq(p);
}
{
int i;
- for (i = 0; i < RW_MGR_MEM_DQ_PER_WRITE_DQS; i++) {
+ for (i = 0; i < rwcfg->mem_dq_per_write_dqs; i++) {
scc_mgr_set_dq_out1_delay(i, delay);
scc_mgr_load_dq(i);
}
}
/* apply and load a particular output delay for the DM pins in a group */
-static void scc_mgr_apply_group_dm_out1_delay(uint32_t delay1)
+static void scc_mgr_apply_group_dm_out1_delay(u32 delay1)
{
- uint32_t i;
+ u32 i;
for (i = 0; i < RW_MGR_NUM_DM_PER_WRITE_GROUP; i++) {
scc_mgr_set_dm_out1_delay(i, delay1);
/* apply and load delay on both DQS and OCT out1 */
-static void scc_mgr_apply_group_dqs_io_and_oct_out1(uint32_t write_group,
- uint32_t delay)
+static void scc_mgr_apply_group_dqs_io_and_oct_out1(u32 write_group,
+ u32 delay)
{
scc_mgr_set_dqs_out1_delay(delay);
scc_mgr_load_dqs_io();
u32 i, new_delay;
/* DQ shift */
- for (i = 0; i < RW_MGR_MEM_DQ_PER_WRITE_DQS; i++)
+ for (i = 0; i < rwcfg->mem_dq_per_write_dqs; i++)
scc_mgr_load_dq(i);
/* DM shift */
/* DQS shift */
new_delay = READ_SCC_DQS_IO_OUT2_DELAY + delay;
- if (new_delay > IO_IO_OUT2_DELAY_MAX) {
+ if (new_delay > iocfg->io_out2_delay_max) {
debug_cond(DLEVEL == 1,
"%s:%d (%u, %u) DQS: %u > %d; adding %u to OUT1\n",
__func__, __LINE__, write_group, delay, new_delay,
- IO_IO_OUT2_DELAY_MAX,
- new_delay - IO_IO_OUT2_DELAY_MAX);
- new_delay -= IO_IO_OUT2_DELAY_MAX;
+ iocfg->io_out2_delay_max,
+ new_delay - iocfg->io_out2_delay_max);
+ new_delay -= iocfg->io_out2_delay_max;
scc_mgr_set_dqs_out1_delay(new_delay);
}
/* OCT shift */
new_delay = READ_SCC_OCT_OUT2_DELAY + delay;
- if (new_delay > IO_IO_OUT2_DELAY_MAX) {
+ if (new_delay > iocfg->io_out2_delay_max) {
debug_cond(DLEVEL == 1,
"%s:%d (%u, %u) DQS: %u > %d; adding %u to OUT1\n",
__func__, __LINE__, write_group, delay,
- new_delay, IO_IO_OUT2_DELAY_MAX,
- new_delay - IO_IO_OUT2_DELAY_MAX);
- new_delay -= IO_IO_OUT2_DELAY_MAX;
+ new_delay, iocfg->io_out2_delay_max,
+ new_delay - iocfg->io_out2_delay_max);
+ new_delay -= iocfg->io_out2_delay_max;
scc_mgr_set_oct_out1_delay(write_group, new_delay);
}
{
int r;
- for (r = 0; r < RW_MGR_MEM_NUMBER_OF_RANKS;
+ for (r = 0; r < rwcfg->mem_number_of_ranks;
r += NUM_RANKS_PER_SHADOW_REG) {
scc_mgr_apply_group_all_out_delay_add(write_group, delay);
writel(0, &sdr_scc_mgr->update);
* we always jump.
*/
writel(0xff, &sdr_rw_load_mgr_regs->load_cntr0);
- writel(RW_MGR_RETURN, &sdr_rw_load_jump_mgr_regs->load_jump_add0);
+ writel(rwcfg->rreturn, &sdr_rw_load_jump_mgr_regs->load_jump_add0);
}
-/*
- * should always use constants as argument to ensure all computations are
- * performed at compile time
+/**
+ * delay_for_n_mem_clocks() - Delay for N memory clocks
+ * @clocks: Length of the delay
+ *
+ * Delay for N memory clocks.
*/
-static void delay_for_n_mem_clocks(const uint32_t clocks)
+static void delay_for_n_mem_clocks(const u32 clocks)
{
- uint32_t afi_clocks;
- uint8_t inner = 0;
- uint8_t outer = 0;
- uint16_t c_loop = 0;
+ u32 afi_clocks;
+ u16 c_loop;
+ u8 inner;
+ u8 outer;
debug("%s:%d: clocks=%u ... start\n", __func__, __LINE__, clocks);
-
- afi_clocks = (clocks + AFI_RATE_RATIO-1) / AFI_RATE_RATIO;
- /* scale (rounding up) to get afi clocks */
+ /* Scale (rounding up) to get afi clocks. */
+ afi_clocks = DIV_ROUND_UP(clocks, misccfg->afi_rate_ratio);
+ if (afi_clocks) /* Temporary underflow protection */
+ afi_clocks--;
/*
- * Note, we don't bother accounting for being off a little bit
- * because of a few extra instructions in outer loops
- * Note, the loops have a test at the end, and do the test before
- * the decrement, and so always perform the loop
+ * Note, we don't bother accounting for being off a little
+ * bit because of a few extra instructions in outer loops.
+ * Note, the loops have a test at the end, and do the test
+ * before the decrement, and so always perform the loop
* 1 time more than the counter value
*/
- if (afi_clocks == 0) {
- ;
- } else if (afi_clocks <= 0x100) {
- inner = afi_clocks-1;
- outer = 0;
- c_loop = 0;
- } else if (afi_clocks <= 0x10000) {
- inner = 0xff;
- outer = (afi_clocks-1) >> 8;
- c_loop = 0;
- } else {
- inner = 0xff;
- outer = 0xff;
- c_loop = (afi_clocks-1) >> 16;
- }
+ c_loop = afi_clocks >> 16;
+ outer = c_loop ? 0xff : (afi_clocks >> 8);
+ inner = outer ? 0xff : afi_clocks;
/*
* rom instructions are structured as follows:
* and sequencer rom and keeps the delays more accurate and reduces
* overhead
*/
- if (afi_clocks <= 0x100) {
+ if (afi_clocks < 0x100) {
writel(SKIP_DELAY_LOOP_VALUE_OR_ZERO(inner),
&sdr_rw_load_mgr_regs->load_cntr1);
- writel(RW_MGR_IDLE_LOOP1,
+ writel(rwcfg->idle_loop1,
&sdr_rw_load_jump_mgr_regs->load_jump_add1);
- writel(RW_MGR_IDLE_LOOP1, SDR_PHYGRP_RWMGRGRP_ADDRESS |
+ writel(rwcfg->idle_loop1, SDR_PHYGRP_RWMGRGRP_ADDRESS |
RW_MGR_RUN_SINGLE_GROUP_OFFSET);
} else {
writel(SKIP_DELAY_LOOP_VALUE_OR_ZERO(inner),
writel(SKIP_DELAY_LOOP_VALUE_OR_ZERO(outer),
&sdr_rw_load_mgr_regs->load_cntr1);
- writel(RW_MGR_IDLE_LOOP2,
+ writel(rwcfg->idle_loop2,
&sdr_rw_load_jump_mgr_regs->load_jump_add0);
- writel(RW_MGR_IDLE_LOOP2,
+ writel(rwcfg->idle_loop2,
&sdr_rw_load_jump_mgr_regs->load_jump_add1);
- /* hack to get around compiler not being smart enough */
- if (afi_clocks <= 0x10000) {
- /* only need to run once */
- writel(RW_MGR_IDLE_LOOP2, SDR_PHYGRP_RWMGRGRP_ADDRESS |
- RW_MGR_RUN_SINGLE_GROUP_OFFSET);
- } else {
- do {
- writel(RW_MGR_IDLE_LOOP2,
- SDR_PHYGRP_RWMGRGRP_ADDRESS |
- RW_MGR_RUN_SINGLE_GROUP_OFFSET);
- } while (c_loop-- != 0);
- }
+ do {
+ writel(rwcfg->idle_loop2,
+ SDR_PHYGRP_RWMGRGRP_ADDRESS |
+ RW_MGR_RUN_SINGLE_GROUP_OFFSET);
+ } while (c_loop-- != 0);
}
debug("%s:%d clocks=%u ... end\n", __func__, __LINE__, clocks);
}
*/
static void rw_mgr_mem_init_load_regs(u32 cntr0, u32 cntr1, u32 cntr2, u32 jump)
{
- uint32_t grpaddr = SDR_PHYGRP_RWMGRGRP_ADDRESS |
+ u32 grpaddr = SDR_PHYGRP_RWMGRGRP_ADDRESS |
RW_MGR_RUN_SINGLE_GROUP_OFFSET;
/* Load counters */
RW_MGR_RUN_SINGLE_GROUP_OFFSET;
u32 r;
- for (r = 0; r < RW_MGR_MEM_NUMBER_OF_RANKS; r++) {
- if (param->skip_ranks[r]) {
- /* request to skip the rank */
- continue;
- }
-
+ for (r = 0; r < rwcfg->mem_number_of_ranks; r++) {
/* set rank */
set_rank_and_odt_mask(r, RW_MGR_ODT_MODE_OFF);
/* precharge all banks ... */
if (precharge)
- writel(RW_MGR_PRECHARGE_ALL, grpaddr);
+ writel(rwcfg->precharge_all, grpaddr);
/*
* USER Use Mirror-ed commands for odd ranks if address
* mirrorring is on
*/
- if ((RW_MGR_MEM_ADDRESS_MIRRORING >> r) & 0x1) {
+ if ((rwcfg->mem_address_mirroring >> r) & 0x1) {
set_jump_as_return();
- writel(RW_MGR_MRS2_MIRR, grpaddr);
+ writel(rwcfg->mrs2_mirr, grpaddr);
delay_for_n_mem_clocks(4);
set_jump_as_return();
- writel(RW_MGR_MRS3_MIRR, grpaddr);
+ writel(rwcfg->mrs3_mirr, grpaddr);
delay_for_n_mem_clocks(4);
set_jump_as_return();
- writel(RW_MGR_MRS1_MIRR, grpaddr);
+ writel(rwcfg->mrs1_mirr, grpaddr);
delay_for_n_mem_clocks(4);
set_jump_as_return();
writel(fin1, grpaddr);
} else {
set_jump_as_return();
- writel(RW_MGR_MRS2, grpaddr);
+ writel(rwcfg->mrs2, grpaddr);
delay_for_n_mem_clocks(4);
set_jump_as_return();
- writel(RW_MGR_MRS3, grpaddr);
+ writel(rwcfg->mrs3, grpaddr);
delay_for_n_mem_clocks(4);
set_jump_as_return();
- writel(RW_MGR_MRS1, grpaddr);
+ writel(rwcfg->mrs1, grpaddr);
set_jump_as_return();
writel(fin2, grpaddr);
}
continue;
set_jump_as_return();
- writel(RW_MGR_ZQCL, grpaddr);
+ writel(rwcfg->zqcl, grpaddr);
/* tZQinit = tDLLK = 512 ck cycles */
delay_for_n_mem_clocks(512);
* One possible solution is n = 0 , a = 256 , b = 106 => a = FF,
* b = 6A
*/
- rw_mgr_mem_init_load_regs(SEQ_TINIT_CNTR0_VAL, SEQ_TINIT_CNTR1_VAL,
- SEQ_TINIT_CNTR2_VAL,
- RW_MGR_INIT_RESET_0_CKE_0);
+ rw_mgr_mem_init_load_regs(misccfg->tinit_cntr0_val, misccfg->tinit_cntr1_val,
+ misccfg->tinit_cntr2_val,
+ rwcfg->init_reset_0_cke_0);
/* Indicate that memory is stable. */
writel(1, &phy_mgr_cfg->reset_mem_stbl);
* One possible solution is n = 2 , a = 131 , b = 256 => a = 83,
* b = FF
*/
- rw_mgr_mem_init_load_regs(SEQ_TRESET_CNTR0_VAL, SEQ_TRESET_CNTR1_VAL,
- SEQ_TRESET_CNTR2_VAL,
- RW_MGR_INIT_RESET_1_CKE_0);
+ rw_mgr_mem_init_load_regs(misccfg->treset_cntr0_val, misccfg->treset_cntr1_val,
+ misccfg->treset_cntr2_val,
+ rwcfg->init_reset_1_cke_0);
/* Bring up clock enable. */
/* tXRP < 250 ck cycles */
delay_for_n_mem_clocks(250);
- rw_mgr_mem_load_user(RW_MGR_MRS0_DLL_RESET_MIRR, RW_MGR_MRS0_DLL_RESET,
+ rw_mgr_mem_load_user(rwcfg->mrs0_dll_reset_mirr, rwcfg->mrs0_dll_reset,
0);
}
-/*
- * At the end of calibration we have to program the user settings in, and
- * USER hand off the memory to the user.
+/**
+ * rw_mgr_mem_handoff() - Hand off the memory to user
+ *
+ * At the end of calibration we have to program the user settings in
+ * and hand off the memory to the user.
*/
static void rw_mgr_mem_handoff(void)
{
- rw_mgr_mem_load_user(RW_MGR_MRS0_USER_MIRR, RW_MGR_MRS0_USER, 1);
+ rw_mgr_mem_load_user(rwcfg->mrs0_user_mirr, rwcfg->mrs0_user, 1);
/*
- * USER need to wait tMOD (12CK or 15ns) time before issuing
- * other commands, but we will have plenty of NIOS cycles before
- * actual handoff so its okay.
+ * Need to wait tMOD (12CK or 15ns) time before issuing other
+ * commands, but we will have plenty of NIOS cycles before actual
+ * handoff so its okay.
*/
}
-/*
- * issue write test command.
- * two variants are provided. one that just tests a write pattern and
- * another that tests datamask functionality.
+/**
+ * rw_mgr_mem_calibrate_write_test_issue() - Issue write test command
+ * @group: Write Group
+ * @use_dm: Use DM
+ *
+ * Issue write test command. Two variants are provided, one that just tests
+ * a write pattern and another that tests datamask functionality.
*/
-static void rw_mgr_mem_calibrate_write_test_issue(uint32_t group,
- uint32_t test_dm)
+static void rw_mgr_mem_calibrate_write_test_issue(u32 group,
+ u32 test_dm)
{
- uint32_t mcc_instruction;
- uint32_t quick_write_mode = (((STATIC_CALIB_STEPS) & CALIB_SKIP_WRITES) &&
- ENABLE_SUPER_QUICK_CALIBRATION);
- uint32_t rw_wl_nop_cycles;
- uint32_t addr;
+ const u32 quick_write_mode =
+ (STATIC_CALIB_STEPS & CALIB_SKIP_WRITES) &&
+ misccfg->enable_super_quick_calibration;
+ u32 mcc_instruction;
+ u32 rw_wl_nop_cycles;
/*
* Set counter and jump addresses for the right
/* CNTR 3 - Not used */
if (test_dm) {
- mcc_instruction = RW_MGR_LFSR_WR_RD_DM_BANK_0_WL_1;
- writel(RW_MGR_LFSR_WR_RD_DM_BANK_0_DATA,
+ mcc_instruction = rwcfg->lfsr_wr_rd_dm_bank_0_wl_1;
+ writel(rwcfg->lfsr_wr_rd_dm_bank_0_data,
&sdr_rw_load_jump_mgr_regs->load_jump_add2);
- writel(RW_MGR_LFSR_WR_RD_DM_BANK_0_NOP,
+ writel(rwcfg->lfsr_wr_rd_dm_bank_0_nop,
&sdr_rw_load_jump_mgr_regs->load_jump_add3);
} else {
- mcc_instruction = RW_MGR_LFSR_WR_RD_BANK_0_WL_1;
- writel(RW_MGR_LFSR_WR_RD_BANK_0_DATA,
+ mcc_instruction = rwcfg->lfsr_wr_rd_bank_0_wl_1;
+ writel(rwcfg->lfsr_wr_rd_bank_0_data,
&sdr_rw_load_jump_mgr_regs->load_jump_add2);
- writel(RW_MGR_LFSR_WR_RD_BANK_0_NOP,
+ writel(rwcfg->lfsr_wr_rd_bank_0_nop,
&sdr_rw_load_jump_mgr_regs->load_jump_add3);
}
} else if (rw_wl_nop_cycles == 0) {
/* CNTR 3 - Not used */
if (test_dm) {
- mcc_instruction = RW_MGR_LFSR_WR_RD_DM_BANK_0;
- writel(RW_MGR_LFSR_WR_RD_DM_BANK_0_DQS,
+ mcc_instruction = rwcfg->lfsr_wr_rd_dm_bank_0;
+ writel(rwcfg->lfsr_wr_rd_dm_bank_0_dqs,
&sdr_rw_load_jump_mgr_regs->load_jump_add2);
} else {
- mcc_instruction = RW_MGR_LFSR_WR_RD_BANK_0;
- writel(RW_MGR_LFSR_WR_RD_BANK_0_DQS,
+ mcc_instruction = rwcfg->lfsr_wr_rd_bank_0;
+ writel(rwcfg->lfsr_wr_rd_bank_0_dqs,
&sdr_rw_load_jump_mgr_regs->load_jump_add2);
}
} else {
*/
writel(rw_wl_nop_cycles - 1, &sdr_rw_load_mgr_regs->load_cntr3);
if (test_dm) {
- mcc_instruction = RW_MGR_LFSR_WR_RD_DM_BANK_0;
- writel(RW_MGR_LFSR_WR_RD_DM_BANK_0_NOP,
+ mcc_instruction = rwcfg->lfsr_wr_rd_dm_bank_0;
+ writel(rwcfg->lfsr_wr_rd_dm_bank_0_nop,
&sdr_rw_load_jump_mgr_regs->load_jump_add3);
} else {
- mcc_instruction = RW_MGR_LFSR_WR_RD_BANK_0;
- writel(RW_MGR_LFSR_WR_RD_BANK_0_NOP,
+ mcc_instruction = rwcfg->lfsr_wr_rd_bank_0;
+ writel(rwcfg->lfsr_wr_rd_bank_0_nop,
&sdr_rw_load_jump_mgr_regs->load_jump_add3);
}
}
writel(0x30, &sdr_rw_load_mgr_regs->load_cntr1);
if (test_dm) {
- writel(RW_MGR_LFSR_WR_RD_DM_BANK_0_WAIT,
+ writel(rwcfg->lfsr_wr_rd_dm_bank_0_wait,
&sdr_rw_load_jump_mgr_regs->load_jump_add1);
} else {
- writel(RW_MGR_LFSR_WR_RD_BANK_0_WAIT,
+ writel(rwcfg->lfsr_wr_rd_bank_0_wait,
&sdr_rw_load_jump_mgr_regs->load_jump_add1);
}
- addr = SDR_PHYGRP_RWMGRGRP_ADDRESS | RW_MGR_RUN_SINGLE_GROUP_OFFSET;
- writel(mcc_instruction, addr + (group << 2));
+ writel(mcc_instruction, (SDR_PHYGRP_RWMGRGRP_ADDRESS |
+ RW_MGR_RUN_SINGLE_GROUP_OFFSET) +
+ (group << 2));
}
-/* Test writes, can check for a single bit pass or multiple bit pass */
+/**
+ * rw_mgr_mem_calibrate_write_test() - Test writes, check for single/multiple pass
+ * @rank_bgn: Rank number
+ * @write_group: Write Group
+ * @use_dm: Use DM
+ * @all_correct: All bits must be correct in the mask
+ * @bit_chk: Resulting bit mask after the test
+ * @all_ranks: Test all ranks
+ *
+ * Test writes, can check for a single bit pass or multiple bit pass.
+ */
static int
rw_mgr_mem_calibrate_write_test(const u32 rank_bgn, const u32 write_group,
const u32 use_dm, const u32 all_correct,
u32 *bit_chk, const u32 all_ranks)
{
const u32 rank_end = all_ranks ?
- RW_MGR_MEM_NUMBER_OF_RANKS :
+ rwcfg->mem_number_of_ranks :
(rank_bgn + NUM_RANKS_PER_SHADOW_REG);
- const u32 shift_ratio = RW_MGR_MEM_DQ_PER_WRITE_DQS /
- RW_MGR_MEM_VIRTUAL_GROUPS_PER_WRITE_DQS;
+ const u32 shift_ratio = rwcfg->mem_dq_per_write_dqs /
+ rwcfg->mem_virtual_groups_per_write_dqs;
const u32 correct_mask_vg = param->write_correct_mask_vg;
u32 tmp_bit_chk, base_rw_mgr;
*bit_chk = param->write_correct_mask;
for (r = rank_bgn; r < rank_end; r++) {
- /* Request to skip the rank */
- if (param->skip_ranks[r])
- continue;
-
/* Set rank */
set_rank_and_odt_mask(r, RW_MGR_ODT_MODE_READ_WRITE);
tmp_bit_chk = 0;
- for (vg = RW_MGR_MEM_VIRTUAL_GROUPS_PER_WRITE_DQS - 1;
+ for (vg = rwcfg->mem_virtual_groups_per_write_dqs - 1;
vg >= 0; vg--) {
/* Reset the FIFOs to get pointers to known state. */
writel(0, &phy_mgr_cmd->fifo_reset);
rw_mgr_mem_calibrate_write_test_issue(
write_group *
- RW_MGR_MEM_VIRTUAL_GROUPS_PER_WRITE_DQS + vg,
+ rwcfg->mem_virtual_groups_per_write_dqs + vg,
use_dm);
base_rw_mgr = readl(SDR_PHYGRP_RWMGRGRP_ADDRESS);
const u32 addr = SDR_PHYGRP_RWMGRGRP_ADDRESS |
RW_MGR_RUN_SINGLE_GROUP_OFFSET;
const u32 addr_offset =
- (group * RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS) << 2;
+ (group * rwcfg->mem_virtual_groups_per_read_dqs) << 2;
const u32 rank_end = all_ranks ?
- RW_MGR_MEM_NUMBER_OF_RANKS :
+ rwcfg->mem_number_of_ranks :
(rank_bgn + NUM_RANKS_PER_SHADOW_REG);
- const u32 shift_ratio = RW_MGR_MEM_DQ_PER_READ_DQS /
- RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS;
+ const u32 shift_ratio = rwcfg->mem_dq_per_read_dqs /
+ rwcfg->mem_virtual_groups_per_read_dqs;
const u32 correct_mask_vg = param->read_correct_mask_vg;
u32 tmp_bit_chk, base_rw_mgr, bit_chk;
bit_chk = param->read_correct_mask;
for (r = rank_bgn; r < rank_end; r++) {
- /* Request to skip the rank */
- if (param->skip_ranks[r])
- continue;
-
/* Set rank */
set_rank_and_odt_mask(r, RW_MGR_ODT_MODE_READ_WRITE);
/* Load up a constant bursts of read commands */
writel(0x20, &sdr_rw_load_mgr_regs->load_cntr0);
- writel(RW_MGR_GUARANTEED_READ,
+ writel(rwcfg->guaranteed_read,
&sdr_rw_load_jump_mgr_regs->load_jump_add0);
writel(0x20, &sdr_rw_load_mgr_regs->load_cntr1);
- writel(RW_MGR_GUARANTEED_READ_CONT,
+ writel(rwcfg->guaranteed_read_cont,
&sdr_rw_load_jump_mgr_regs->load_jump_add1);
tmp_bit_chk = 0;
- for (vg = RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS - 1;
+ for (vg = rwcfg->mem_virtual_groups_per_read_dqs - 1;
vg >= 0; vg--) {
/* Reset the FIFOs to get pointers to known state. */
writel(0, &phy_mgr_cmd->fifo_reset);
writel(0, SDR_PHYGRP_RWMGRGRP_ADDRESS |
RW_MGR_RESET_READ_DATAPATH_OFFSET);
- writel(RW_MGR_GUARANTEED_READ,
+ writel(rwcfg->guaranteed_read,
addr + addr_offset + (vg << 2));
base_rw_mgr = readl(SDR_PHYGRP_RWMGRGRP_ADDRESS);
bit_chk &= tmp_bit_chk;
}
- writel(RW_MGR_CLEAR_DQS_ENABLE, addr + (group << 2));
+ writel(rwcfg->clear_dqs_enable, addr + (group << 2));
set_rank_and_odt_mask(0, RW_MGR_ODT_MODE_OFF);
const int all_ranks)
{
const u32 rank_end = all_ranks ?
- RW_MGR_MEM_NUMBER_OF_RANKS :
+ rwcfg->mem_number_of_ranks :
(rank_bgn + NUM_RANKS_PER_SHADOW_REG);
u32 r;
debug("%s:%d\n", __func__, __LINE__);
for (r = rank_bgn; r < rank_end; r++) {
- if (param->skip_ranks[r])
- /* request to skip the rank */
- continue;
-
/* set rank */
set_rank_and_odt_mask(r, RW_MGR_ODT_MODE_READ_WRITE);
/* Load up a constant bursts */
writel(0x20, &sdr_rw_load_mgr_regs->load_cntr0);
- writel(RW_MGR_GUARANTEED_WRITE_WAIT0,
+ writel(rwcfg->guaranteed_write_wait0,
&sdr_rw_load_jump_mgr_regs->load_jump_add0);
writel(0x20, &sdr_rw_load_mgr_regs->load_cntr1);
- writel(RW_MGR_GUARANTEED_WRITE_WAIT1,
+ writel(rwcfg->guaranteed_write_wait1,
&sdr_rw_load_jump_mgr_regs->load_jump_add1);
writel(0x04, &sdr_rw_load_mgr_regs->load_cntr2);
- writel(RW_MGR_GUARANTEED_WRITE_WAIT2,
+ writel(rwcfg->guaranteed_write_wait2,
&sdr_rw_load_jump_mgr_regs->load_jump_add2);
writel(0x04, &sdr_rw_load_mgr_regs->load_cntr3);
- writel(RW_MGR_GUARANTEED_WRITE_WAIT3,
+ writel(rwcfg->guaranteed_write_wait3,
&sdr_rw_load_jump_mgr_regs->load_jump_add3);
- writel(RW_MGR_GUARANTEED_WRITE, SDR_PHYGRP_RWMGRGRP_ADDRESS |
+ writel(rwcfg->guaranteed_write, SDR_PHYGRP_RWMGRGRP_ADDRESS |
RW_MGR_RUN_SINGLE_GROUP_OFFSET);
}
u32 *bit_chk,
const u32 all_groups, const u32 all_ranks)
{
- const u32 rank_end = all_ranks ? RW_MGR_MEM_NUMBER_OF_RANKS :
+ const u32 rank_end = all_ranks ? rwcfg->mem_number_of_ranks :
(rank_bgn + NUM_RANKS_PER_SHADOW_REG);
const u32 quick_read_mode =
((STATIC_CALIB_STEPS & CALIB_SKIP_DELAY_SWEEPS) &&
- ENABLE_SUPER_QUICK_CALIBRATION);
+ misccfg->enable_super_quick_calibration);
u32 correct_mask_vg = param->read_correct_mask_vg;
u32 tmp_bit_chk;
u32 base_rw_mgr;
*bit_chk = param->read_correct_mask;
for (r = rank_bgn; r < rank_end; r++) {
- if (param->skip_ranks[r])
- /* request to skip the rank */
- continue;
-
/* set rank */
set_rank_and_odt_mask(r, RW_MGR_ODT_MODE_READ_WRITE);
writel(0x10, &sdr_rw_load_mgr_regs->load_cntr1);
- writel(RW_MGR_READ_B2B_WAIT1,
+ writel(rwcfg->read_b2b_wait1,
&sdr_rw_load_jump_mgr_regs->load_jump_add1);
writel(0x10, &sdr_rw_load_mgr_regs->load_cntr2);
- writel(RW_MGR_READ_B2B_WAIT2,
+ writel(rwcfg->read_b2b_wait2,
&sdr_rw_load_jump_mgr_regs->load_jump_add2);
if (quick_read_mode)
else
writel(0x32, &sdr_rw_load_mgr_regs->load_cntr0);
- writel(RW_MGR_READ_B2B,
+ writel(rwcfg->read_b2b,
&sdr_rw_load_jump_mgr_regs->load_jump_add0);
if (all_groups)
- writel(RW_MGR_MEM_IF_READ_DQS_WIDTH *
- RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS - 1,
+ writel(rwcfg->mem_if_read_dqs_width *
+ rwcfg->mem_virtual_groups_per_read_dqs - 1,
&sdr_rw_load_mgr_regs->load_cntr3);
else
writel(0x0, &sdr_rw_load_mgr_regs->load_cntr3);
- writel(RW_MGR_READ_B2B,
+ writel(rwcfg->read_b2b,
&sdr_rw_load_jump_mgr_regs->load_jump_add3);
tmp_bit_chk = 0;
- for (vg = RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS - 1; vg >= 0;
+ for (vg = rwcfg->mem_virtual_groups_per_read_dqs - 1; vg >= 0;
vg--) {
/* Reset the FIFOs to get pointers to known state. */
writel(0, &phy_mgr_cmd->fifo_reset);
RW_MGR_RUN_SINGLE_GROUP_OFFSET;
}
- writel(RW_MGR_READ_B2B, addr +
- ((group * RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS +
+ writel(rwcfg->read_b2b, addr +
+ ((group * rwcfg->mem_virtual_groups_per_read_dqs +
vg) << 2));
base_rw_mgr = readl(SDR_PHYGRP_RWMGRGRP_ADDRESS);
- tmp_bit_chk <<= RW_MGR_MEM_DQ_PER_READ_DQS /
- RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS;
+ tmp_bit_chk <<= rwcfg->mem_dq_per_read_dqs /
+ rwcfg->mem_virtual_groups_per_read_dqs;
tmp_bit_chk |= correct_mask_vg & ~(base_rw_mgr);
}
}
addr = SDR_PHYGRP_RWMGRGRP_ADDRESS | RW_MGR_RUN_SINGLE_GROUP_OFFSET;
- writel(RW_MGR_CLEAR_DQS_ENABLE, addr + (group << 2));
+ writel(rwcfg->clear_dqs_enable, addr + (group << 2));
set_rank_and_odt_mask(0, RW_MGR_ODT_MODE_OFF);
{
u32 i;
- for (i = 0; i < VFIFO_SIZE - 1; i++)
+ for (i = 0; i < misccfg->read_valid_fifo_size - 1; i++)
rw_mgr_incr_vfifo(grp);
}
{
u32 v, ret, fail_cnt = 0;
- for (v = 0; v < VFIFO_SIZE; v++) {
+ for (v = 0; v < misccfg->read_valid_fifo_size; v++) {
debug_cond(DLEVEL == 2, "%s:%d: vfifo %u\n",
__func__, __LINE__, v);
ret = rw_mgr_mem_calibrate_read_test_all_ranks(grp, 1,
static int sdr_find_phase_delay(int working, int delay, const u32 grp,
u32 *work, const u32 work_inc, u32 *pd)
{
- const u32 max = delay ? IO_DQS_EN_DELAY_MAX : IO_DQS_EN_PHASE_MAX;
+ const u32 max = delay ? iocfg->dqs_en_delay_max : iocfg->dqs_en_phase_max;
u32 ret;
for (; *pd <= max; (*pd)++) {
static int sdr_find_phase(int working, const u32 grp, u32 *work,
u32 *i, u32 *p)
{
- const u32 end = VFIFO_SIZE + (working ? 0 : 1);
+ const u32 end = misccfg->read_valid_fifo_size + (working ? 0 : 1);
int ret;
for (; *i < end; (*i)++) {
*p = 0;
ret = sdr_find_phase_delay(working, 0, grp, work,
- IO_DELAY_PER_OPA_TAP, p);
+ iocfg->delay_per_opa_tap, p);
if (!ret)
return 0;
- if (*p > IO_DQS_EN_PHASE_MAX) {
+ if (*p > iocfg->dqs_en_phase_max) {
/* Fiddle with FIFO. */
rw_mgr_incr_vfifo(grp);
if (!working)
static int sdr_working_phase(const u32 grp, u32 *work_bgn, u32 *d,
u32 *p, u32 *i)
{
- const u32 dtaps_per_ptap = IO_DELAY_PER_OPA_TAP /
- IO_DELAY_PER_DQS_EN_DCHAIN_TAP;
+ const u32 dtaps_per_ptap = iocfg->delay_per_opa_tap /
+ iocfg->delay_per_dqs_en_dchain_tap;
int ret;
*work_bgn = 0;
ret = sdr_find_phase(1, grp, work_bgn, i, p);
if (!ret)
return 0;
- *work_bgn += IO_DELAY_PER_DQS_EN_DCHAIN_TAP;
+ *work_bgn += iocfg->delay_per_dqs_en_dchain_tap;
}
/* Cannot find working solution */
/* Special case code for backing up a phase */
if (*p == 0) {
- *p = IO_DQS_EN_PHASE_MAX;
+ *p = iocfg->dqs_en_phase_max;
rw_mgr_decr_vfifo(grp);
} else {
(*p)--;
}
- tmp_delay = *work_bgn - IO_DELAY_PER_OPA_TAP;
+ tmp_delay = *work_bgn - iocfg->delay_per_opa_tap;
scc_mgr_set_dqs_en_phase_all_ranks(grp, *p);
- for (d = 0; d <= IO_DQS_EN_DELAY_MAX && tmp_delay < *work_bgn; d++) {
+ for (d = 0; d <= iocfg->dqs_en_delay_max && tmp_delay < *work_bgn; d++) {
scc_mgr_set_dqs_en_delay_all_ranks(grp, d);
ret = rw_mgr_mem_calibrate_read_test_all_ranks(grp, 1,
break;
}
- tmp_delay += IO_DELAY_PER_DQS_EN_DCHAIN_TAP;
+ tmp_delay += iocfg->delay_per_dqs_en_dchain_tap;
}
/* Restore VFIFO to old state before we decremented it (if needed). */
(*p)++;
- if (*p > IO_DQS_EN_PHASE_MAX) {
+ if (*p > iocfg->dqs_en_phase_max) {
*p = 0;
rw_mgr_incr_vfifo(grp);
}
int ret;
(*p)++;
- *work_end += IO_DELAY_PER_OPA_TAP;
- if (*p > IO_DQS_EN_PHASE_MAX) {
+ *work_end += iocfg->delay_per_opa_tap;
+ if (*p > iocfg->dqs_en_phase_max) {
/* Fiddle with FIFO. */
*p = 0;
rw_mgr_incr_vfifo(grp);
debug_cond(DLEVEL == 2, "work_bgn=%d work_end=%d work_mid=%d\n",
work_bgn, work_end, work_mid);
/* Get the middle delay to be less than a VFIFO delay */
- tmp_delay = (IO_DQS_EN_PHASE_MAX + 1) * IO_DELAY_PER_OPA_TAP;
+ tmp_delay = (iocfg->dqs_en_phase_max + 1) * iocfg->delay_per_opa_tap;
debug_cond(DLEVEL == 2, "vfifo ptap delay %d\n", tmp_delay);
work_mid %= tmp_delay;
debug_cond(DLEVEL == 2, "new work_mid %d\n", work_mid);
- tmp_delay = rounddown(work_mid, IO_DELAY_PER_OPA_TAP);
- if (tmp_delay > IO_DQS_EN_PHASE_MAX * IO_DELAY_PER_OPA_TAP)
- tmp_delay = IO_DQS_EN_PHASE_MAX * IO_DELAY_PER_OPA_TAP;
- p = tmp_delay / IO_DELAY_PER_OPA_TAP;
+ tmp_delay = rounddown(work_mid, iocfg->delay_per_opa_tap);
+ if (tmp_delay > iocfg->dqs_en_phase_max * iocfg->delay_per_opa_tap)
+ tmp_delay = iocfg->dqs_en_phase_max * iocfg->delay_per_opa_tap;
+ p = tmp_delay / iocfg->delay_per_opa_tap;
debug_cond(DLEVEL == 2, "new p %d, tmp_delay=%d\n", p, tmp_delay);
- d = DIV_ROUND_UP(work_mid - tmp_delay, IO_DELAY_PER_DQS_EN_DCHAIN_TAP);
- if (d > IO_DQS_EN_DELAY_MAX)
- d = IO_DQS_EN_DELAY_MAX;
- tmp_delay += d * IO_DELAY_PER_DQS_EN_DCHAIN_TAP;
+ d = DIV_ROUND_UP(work_mid - tmp_delay, iocfg->delay_per_dqs_en_dchain_tap);
+ if (d > iocfg->dqs_en_delay_max)
+ d = iocfg->dqs_en_delay_max;
+ tmp_delay += d * iocfg->delay_per_dqs_en_dchain_tap;
debug_cond(DLEVEL == 2, "new d %d, tmp_delay=%d\n", d, tmp_delay);
* push vfifo until we can successfully calibrate. We can do this
* because the largest possible margin in 1 VFIFO cycle.
*/
- for (i = 0; i < VFIFO_SIZE; i++) {
+ for (i = 0; i < misccfg->read_valid_fifo_size; i++) {
debug_cond(DLEVEL == 2, "find_dqs_en_phase: center\n");
if (rw_mgr_mem_calibrate_read_test_all_ranks(grp, 1,
PASS_ONE_BIT,
scc_mgr_set_dqs_en_phase_all_ranks(grp, 0);
/* Step 0: Determine number of delay taps for each phase tap. */
- dtaps_per_ptap = IO_DELAY_PER_OPA_TAP / IO_DELAY_PER_DQS_EN_DCHAIN_TAP;
+ dtaps_per_ptap = iocfg->delay_per_opa_tap / iocfg->delay_per_dqs_en_dchain_tap;
/* Step 1: First push vfifo until we get a failing read. */
find_vfifo_failing_read(grp);
/* Special case code for backing up a phase */
if (p == 0) {
- p = IO_DQS_EN_PHASE_MAX;
+ p = iocfg->dqs_en_phase_max;
rw_mgr_decr_vfifo(grp);
} else {
p = p - 1;
}
- work_end -= IO_DELAY_PER_OPA_TAP;
+ work_end -= iocfg->delay_per_opa_tap;
scc_mgr_set_dqs_en_phase_all_ranks(grp, p);
d = 0;
/* The dtap increment to find the failing edge is done here. */
sdr_find_phase_delay(0, 1, grp, &work_end,
- IO_DELAY_PER_DQS_EN_DCHAIN_TAP, &d);
+ iocfg->delay_per_dqs_en_dchain_tap, &d);
/* Go back to working dtap */
if (d != 0)
- work_end -= IO_DELAY_PER_DQS_EN_DCHAIN_TAP;
+ work_end -= iocfg->delay_per_dqs_en_dchain_tap;
debug_cond(DLEVEL == 2,
"%s:%d p/d: ptap=%u dtap=%u end=%u\n",
/* Special case code for backing up a phase */
if (p == 0) {
- p = IO_DQS_EN_PHASE_MAX;
+ p = iocfg->dqs_en_phase_max;
rw_mgr_decr_vfifo(grp);
debug_cond(DLEVEL == 2, "%s:%d backedup cycle/phase: p=%u\n",
__func__, __LINE__, p);
/*
* The dynamically calculated dtaps_per_ptap is only valid if we
* found a passing/failing read. If we didn't, it means d hit the max
- * (IO_DQS_EN_DELAY_MAX). Otherwise, dtaps_per_ptap retains its
+ * (iocfg->dqs_en_delay_max). Otherwise, dtaps_per_ptap retains its
* statically calculated value.
*/
if (found_passing_read && found_failing_read)
u32 *bit_chk, u32 *sticky_bit_chk,
const u32 use_read_test)
{
- const u32 ratio = RW_MGR_MEM_IF_READ_DQS_WIDTH /
- RW_MGR_MEM_IF_WRITE_DQS_WIDTH;
+ const u32 ratio = rwcfg->mem_if_read_dqs_width /
+ rwcfg->mem_if_write_dqs_width;
const u32 correct_mask = write ? param->write_correct_mask :
param->read_correct_mask;
- const u32 per_dqs = write ? RW_MGR_MEM_DQ_PER_WRITE_DQS :
- RW_MGR_MEM_DQ_PER_READ_DQS;
+ const u32 per_dqs = write ? rwcfg->mem_dq_per_write_dqs :
+ rwcfg->mem_dq_per_read_dqs;
u32 ret;
/*
* Stop searching when the read test doesn't pass AND when
u32 *sticky_bit_chk,
int *left_edge, int *right_edge, const u32 use_read_test)
{
- const u32 delay_max = write ? IO_IO_OUT1_DELAY_MAX : IO_IO_IN_DELAY_MAX;
- const u32 dqs_max = write ? IO_IO_OUT1_DELAY_MAX : IO_DQS_IN_DELAY_MAX;
- const u32 per_dqs = write ? RW_MGR_MEM_DQ_PER_WRITE_DQS :
- RW_MGR_MEM_DQ_PER_READ_DQS;
+ const u32 delay_max = write ? iocfg->io_out1_delay_max : iocfg->io_in_delay_max;
+ const u32 dqs_max = write ? iocfg->io_out1_delay_max : iocfg->dqs_in_delay_max;
+ const u32 per_dqs = write ? rwcfg->mem_dq_per_write_dqs :
+ rwcfg->mem_dq_per_read_dqs;
u32 stop, bit_chk;
int i, d;
u32 *sticky_bit_chk,
int *left_edge, int *right_edge, const u32 use_read_test)
{
- const u32 delay_max = write ? IO_IO_OUT1_DELAY_MAX : IO_IO_IN_DELAY_MAX;
- const u32 dqs_max = write ? IO_IO_OUT1_DELAY_MAX : IO_DQS_IN_DELAY_MAX;
- const u32 per_dqs = write ? RW_MGR_MEM_DQ_PER_WRITE_DQS :
- RW_MGR_MEM_DQ_PER_READ_DQS;
+ const u32 delay_max = write ? iocfg->io_out1_delay_max : iocfg->io_in_delay_max;
+ const u32 dqs_max = write ? iocfg->io_out1_delay_max : iocfg->dqs_in_delay_max;
+ const u32 per_dqs = write ? rwcfg->mem_dq_per_write_dqs :
+ rwcfg->mem_dq_per_read_dqs;
u32 stop, bit_chk;
int i, d;
d + start_dqs);
} else { /* READ-ONLY */
scc_mgr_set_dqs_bus_in_delay(read_group, d + start_dqs);
- if (IO_SHIFT_DQS_EN_WHEN_SHIFT_DQS) {
- uint32_t delay = d + start_dqs_en;
- if (delay > IO_DQS_EN_DELAY_MAX)
- delay = IO_DQS_EN_DELAY_MAX;
+ if (iocfg->shift_dqs_en_when_shift_dqs) {
+ u32 delay = d + start_dqs_en;
+ if (delay > iocfg->dqs_en_delay_max)
+ delay = iocfg->dqs_en_delay_max;
scc_mgr_set_dqs_en_delay(read_group, delay);
}
scc_mgr_load_dqs(read_group);
use_read_test);
if (stop == 1) {
if (write && (d == 0)) { /* WRITE-ONLY */
- for (i = 0; i < RW_MGR_MEM_DQ_PER_WRITE_DQS; i++) {
+ for (i = 0; i < rwcfg->mem_dq_per_write_dqs; i++) {
/*
* d = 0 failed, but it passed when
* testing the left edge, so it must be
static int get_window_mid_index(const int write, int *left_edge,
int *right_edge, int *mid_min)
{
- const u32 per_dqs = write ? RW_MGR_MEM_DQ_PER_WRITE_DQS :
- RW_MGR_MEM_DQ_PER_READ_DQS;
+ const u32 per_dqs = write ? rwcfg->mem_dq_per_write_dqs :
+ rwcfg->mem_dq_per_read_dqs;
int i, mid, min_index;
/* Find middle of window for each DQ bit */
const int min_index, const int test_bgn,
int *dq_margin, int *dqs_margin)
{
- const u32 delay_max = write ? IO_IO_OUT1_DELAY_MAX : IO_IO_IN_DELAY_MAX;
- const u32 per_dqs = write ? RW_MGR_MEM_DQ_PER_WRITE_DQS :
- RW_MGR_MEM_DQ_PER_READ_DQS;
+ const u32 delay_max = write ? iocfg->io_out1_delay_max : iocfg->io_in_delay_max;
+ const u32 per_dqs = write ? rwcfg->mem_dq_per_write_dqs :
+ rwcfg->mem_dq_per_read_dqs;
const u32 delay_off = write ? SCC_MGR_IO_OUT1_DELAY_OFFSET :
SCC_MGR_IO_IN_DELAY_OFFSET;
const u32 addr = SDR_PHYGRP_SCCGRP_ADDRESS | delay_off;
* Store these as signed since there are comparisons with
* signed numbers.
*/
- uint32_t sticky_bit_chk;
- int32_t left_edge[RW_MGR_MEM_DQ_PER_READ_DQS];
- int32_t right_edge[RW_MGR_MEM_DQ_PER_READ_DQS];
+ u32 sticky_bit_chk;
+ int32_t left_edge[rwcfg->mem_dq_per_read_dqs];
+ int32_t right_edge[rwcfg->mem_dq_per_read_dqs];
int32_t orig_mid_min, mid_min;
- int32_t new_dqs, start_dqs, start_dqs_en, final_dqs_en;
+ int32_t new_dqs, start_dqs, start_dqs_en = 0, final_dqs_en;
int32_t dq_margin, dqs_margin;
int i, min_index;
int ret;
debug("%s:%d: %u %u", __func__, __LINE__, rw_group, test_bgn);
start_dqs = readl(addr);
- if (IO_SHIFT_DQS_EN_WHEN_SHIFT_DQS)
- start_dqs_en = readl(addr - IO_DQS_EN_DELAY_OFFSET);
+ if (iocfg->shift_dqs_en_when_shift_dqs)
+ start_dqs_en = readl(addr - iocfg->dqs_en_delay_offset);
/* set the left and right edge of each bit to an illegal value */
- /* use (IO_IO_IN_DELAY_MAX + 1) as an illegal value */
+ /* use (iocfg->io_in_delay_max + 1) as an illegal value */
sticky_bit_chk = 0;
- for (i = 0; i < RW_MGR_MEM_DQ_PER_READ_DQS; i++) {
- left_edge[i] = IO_IO_IN_DELAY_MAX + 1;
- right_edge[i] = IO_IO_IN_DELAY_MAX + 1;
+ for (i = 0; i < rwcfg->mem_dq_per_read_dqs; i++) {
+ left_edge[i] = iocfg->io_in_delay_max + 1;
+ right_edge[i] = iocfg->io_in_delay_max + 1;
}
/* Search for the left edge of the window for each bit */
* dqs/ck relationships.
*/
scc_mgr_set_dqs_bus_in_delay(rw_group, start_dqs);
- if (IO_SHIFT_DQS_EN_WHEN_SHIFT_DQS)
+ if (iocfg->shift_dqs_en_when_shift_dqs)
scc_mgr_set_dqs_en_delay(rw_group, start_dqs_en);
scc_mgr_load_dqs(rw_group);
__func__, __LINE__, i, left_edge[i], right_edge[i]);
if (use_read_test) {
set_failing_group_stage(rw_group *
- RW_MGR_MEM_DQ_PER_READ_DQS + i,
+ rwcfg->mem_dq_per_read_dqs + i,
CAL_STAGE_VFIFO,
CAL_SUBSTAGE_VFIFO_CENTER);
} else {
set_failing_group_stage(rw_group *
- RW_MGR_MEM_DQ_PER_READ_DQS + i,
+ rwcfg->mem_dq_per_read_dqs + i,
CAL_STAGE_VFIFO_AFTER_WRITES,
CAL_SUBSTAGE_VFIFO_CENTER);
}
/* Determine the amount we can change DQS (which is -mid_min) */
orig_mid_min = mid_min;
new_dqs = start_dqs - mid_min;
- if (new_dqs > IO_DQS_IN_DELAY_MAX)
- new_dqs = IO_DQS_IN_DELAY_MAX;
+ if (new_dqs > iocfg->dqs_in_delay_max)
+ new_dqs = iocfg->dqs_in_delay_max;
else if (new_dqs < 0)
new_dqs = 0;
debug_cond(DLEVEL == 1, "vfifo_center: new mid_min=%d new_dqs=%d\n",
mid_min, new_dqs);
- if (IO_SHIFT_DQS_EN_WHEN_SHIFT_DQS) {
- if (start_dqs_en - mid_min > IO_DQS_EN_DELAY_MAX)
- mid_min += start_dqs_en - mid_min - IO_DQS_EN_DELAY_MAX;
+ if (iocfg->shift_dqs_en_when_shift_dqs) {
+ if (start_dqs_en - mid_min > iocfg->dqs_en_delay_max)
+ mid_min += start_dqs_en - mid_min - iocfg->dqs_en_delay_max;
else if (start_dqs_en - mid_min < 0)
mid_min += start_dqs_en - mid_min;
}
debug_cond(DLEVEL == 1,
"vfifo_center: start_dqs=%d start_dqs_en=%d new_dqs=%d mid_min=%d\n",
start_dqs,
- IO_SHIFT_DQS_EN_WHEN_SHIFT_DQS ? start_dqs_en : -1,
+ iocfg->shift_dqs_en_when_shift_dqs ? start_dqs_en : -1,
new_dqs, mid_min);
/* Add delay to bring centre of all DQ windows to the same "level". */
min_index, test_bgn, &dq_margin, &dqs_margin);
/* Move DQS-en */
- if (IO_SHIFT_DQS_EN_WHEN_SHIFT_DQS) {
+ if (iocfg->shift_dqs_en_when_shift_dqs) {
final_dqs_en = start_dqs_en - mid_min;
scc_mgr_set_dqs_en_delay(rw_group, final_dqs_en);
scc_mgr_load_dqs(rw_group);
*/
/* We start at zero, so have one less dq to devide among */
- const u32 delay_step = IO_IO_IN_DELAY_MAX /
- (RW_MGR_MEM_DQ_PER_READ_DQS - 1);
+ const u32 delay_step = iocfg->io_in_delay_max /
+ (rwcfg->mem_dq_per_read_dqs - 1);
int ret;
u32 i, p, d, r;
debug("%s:%d (%u,%u)\n", __func__, __LINE__, rw_group, test_bgn);
/* Try different dq_in_delays since the DQ path is shorter than DQS. */
- for (r = 0; r < RW_MGR_MEM_NUMBER_OF_RANKS;
+ for (r = 0; r < rwcfg->mem_number_of_ranks;
r += NUM_RANKS_PER_SHADOW_REG) {
for (i = 0, p = test_bgn, d = 0;
- i < RW_MGR_MEM_DQ_PER_READ_DQS;
+ i < rwcfg->mem_dq_per_read_dqs;
i++, p++, d += delay_step) {
debug_cond(DLEVEL == 1,
"%s:%d: g=%u r=%u i=%u p=%u d=%u\n",
"%s:%d: g=%u found=%u; Reseting delay chain to zero\n",
__func__, __LINE__, rw_group, !ret);
- for (r = 0; r < RW_MGR_MEM_NUMBER_OF_RANKS;
+ for (r = 0; r < rwcfg->mem_number_of_ranks;
r += NUM_RANKS_PER_SHADOW_REG) {
scc_mgr_apply_group_dq_in_delay(test_bgn, 0);
writel(0, &sdr_scc_mgr->update);
*/
grp_calibrated = 1;
for (rank_bgn = 0, sr = 0;
- rank_bgn < RW_MGR_MEM_NUMBER_OF_RANKS;
+ rank_bgn < rwcfg->mem_number_of_ranks;
rank_bgn += NUM_RANKS_PER_SHADOW_REG, sr++) {
- /* Check if this set of ranks should be skipped entirely. */
- if (param->skip_shadow_regs[sr])
- continue;
-
ret = rw_mgr_mem_calibrate_vfifo_center(rank_bgn, rw_group,
test_bgn,
use_read_test,
*/
static int rw_mgr_mem_calibrate_vfifo(const u32 rw_group, const u32 test_bgn)
{
- uint32_t p, d;
- uint32_t dtaps_per_ptap;
- uint32_t failed_substage;
+ u32 p, d;
+ u32 dtaps_per_ptap;
+ u32 failed_substage;
int ret;
failed_substage = CAL_SUBSTAGE_GUARANTEED_READ;
/* USER Determine number of delay taps for each phase tap. */
- dtaps_per_ptap = DIV_ROUND_UP(IO_DELAY_PER_OPA_TAP,
- IO_DELAY_PER_DQS_EN_DCHAIN_TAP) - 1;
+ dtaps_per_ptap = DIV_ROUND_UP(iocfg->delay_per_opa_tap,
+ iocfg->delay_per_dqs_en_dchain_tap) - 1;
for (d = 0; d <= dtaps_per_ptap; d += 2) {
/*
rw_group, d);
}
- for (p = 0; p <= IO_DQDQS_OUT_PHASE_MAX; p++) {
+ for (p = 0; p <= iocfg->dqdqs_out_phase_max; p++) {
/* 1) Guaranteed Write */
ret = rw_mgr_mem_calibrate_guaranteed_write(rw_group, p);
if (ret)
return 1;
}
-/* VFIFO Calibration -- Read Deskew Calibration after write deskew */
-static uint32_t rw_mgr_mem_calibrate_vfifo_end(uint32_t read_group,
- uint32_t test_bgn)
+/**
+ * rw_mgr_mem_calibrate_vfifo_end() - DQ/DQS Centering.
+ * @rw_group: Read/Write Group
+ * @test_bgn: Rank at which the test begins
+ *
+ * Stage 3: DQ/DQS Centering.
+ *
+ * This function implements UniPHY calibration Stage 3, as explained in
+ * detail in Altera EMI_RM 2015.05.04 , "UniPHY Calibration Stages".
+ */
+static int rw_mgr_mem_calibrate_vfifo_end(const u32 rw_group,
+ const u32 test_bgn)
{
- uint32_t rank_bgn, sr;
- uint32_t grp_calibrated;
- uint32_t write_group;
-
- debug("%s:%d %u %u", __func__, __LINE__, read_group, test_bgn);
+ int ret;
- /* update info for sims */
+ debug("%s:%d %u %u", __func__, __LINE__, rw_group, test_bgn);
+ /* Update info for sims. */
+ reg_file_set_group(rw_group);
reg_file_set_stage(CAL_STAGE_VFIFO_AFTER_WRITES);
reg_file_set_sub_stage(CAL_SUBSTAGE_VFIFO_CENTER);
- write_group = read_group;
-
- /* update info for sims */
- reg_file_set_group(read_group);
-
- grp_calibrated = 1;
- /* Read per-bit deskew can be done on a per shadow register basis */
- for (rank_bgn = 0, sr = 0; rank_bgn < RW_MGR_MEM_NUMBER_OF_RANKS;
- rank_bgn += NUM_RANKS_PER_SHADOW_REG, ++sr) {
- /* Determine if this set of ranks should be skipped entirely */
- if (!param->skip_shadow_regs[sr]) {
- /* This is the last calibration round, update FOM here */
- if (rw_mgr_mem_calibrate_vfifo_center(rank_bgn,
- read_group,
- test_bgn, 0,
- 1)) {
- grp_calibrated = 0;
- }
- }
- }
-
-
- if (grp_calibrated == 0) {
- set_failing_group_stage(write_group,
+ ret = rw_mgr_mem_calibrate_dq_dqs_centering(rw_group, test_bgn, 0, 1);
+ if (ret)
+ set_failing_group_stage(rw_group,
CAL_STAGE_VFIFO_AFTER_WRITES,
CAL_SUBSTAGE_VFIFO_CENTER);
- return 0;
- }
-
- return 1;
+ return ret;
}
-/* Calibrate LFIFO to find smallest read latency */
-static uint32_t rw_mgr_mem_calibrate_lfifo(void)
+/**
+ * rw_mgr_mem_calibrate_lfifo() - Minimize latency
+ *
+ * Stage 4: Minimize latency.
+ *
+ * This function implements UniPHY calibration Stage 4, as explained in
+ * detail in Altera EMI_RM 2015.05.04 , "UniPHY Calibration Stages".
+ * Calibrate LFIFO to find smallest read latency.
+ */
+static u32 rw_mgr_mem_calibrate_lfifo(void)
{
- uint32_t found_one;
+ int found_one = 0;
debug("%s:%d\n", __func__, __LINE__);
- /* update info for sims */
+ /* Update info for sims. */
reg_file_set_stage(CAL_STAGE_LFIFO);
reg_file_set_sub_stage(CAL_SUBSTAGE_READ_LATENCY);
/* Load up the patterns used by read calibration for all ranks */
rw_mgr_mem_calibrate_read_load_patterns(0, 1);
- found_one = 0;
do {
writel(gbl->curr_read_lat, &phy_mgr_cfg->phy_rlat);
debug_cond(DLEVEL == 2, "%s:%d lfifo: read_lat=%u",
__func__, __LINE__, gbl->curr_read_lat);
- if (!rw_mgr_mem_calibrate_read_test_all_ranks(0,
- NUM_READ_TESTS,
- PASS_ALL_BITS,
- 1)) {
+ if (!rw_mgr_mem_calibrate_read_test_all_ranks(0, NUM_READ_TESTS,
+ PASS_ALL_BITS, 1))
break;
- }
found_one = 1;
- /* reduce read latency and see if things are working */
- /* correctly */
+ /*
+ * Reduce read latency and see if things are
+ * working correctly.
+ */
gbl->curr_read_lat--;
} while (gbl->curr_read_lat > 0);
- /* reset the fifos to get pointers to known state */
-
+ /* Reset the fifos to get pointers to known state. */
writel(0, &phy_mgr_cmd->fifo_reset);
if (found_one) {
- /* add a fudge factor to the read latency that was determined */
+ /* Add a fudge factor to the read latency that was determined */
gbl->curr_read_lat += 2;
writel(gbl->curr_read_lat, &phy_mgr_cfg->phy_rlat);
- debug_cond(DLEVEL == 2, "%s:%d lfifo: success: using \
- read_lat=%u\n", __func__, __LINE__,
- gbl->curr_read_lat);
- return 1;
+ debug_cond(DLEVEL == 2,
+ "%s:%d lfifo: success: using read_lat=%u\n",
+ __func__, __LINE__, gbl->curr_read_lat);
} else {
set_failing_group_stage(0xff, CAL_STAGE_LFIFO,
CAL_SUBSTAGE_READ_LATENCY);
- debug_cond(DLEVEL == 2, "%s:%d lfifo: failed at initial \
- read_lat=%u\n", __func__, __LINE__,
- gbl->curr_read_lat);
- return 0;
+ debug_cond(DLEVEL == 2,
+ "%s:%d lfifo: failed at initial read_lat=%u\n",
+ __func__, __LINE__, gbl->curr_read_lat);
}
+
+ return found_one;
}
/**
int *end_best, int *win_best, int new_dqs)
{
u32 bit_chk;
- const int max = IO_IO_OUT1_DELAY_MAX - new_dqs;
+ const int max = iocfg->io_out1_delay_max - new_dqs;
int d, di;
/* Search for the/part of the window with DM/DQS shift. */
* If a starting edge of our window has not been seen
* this is our current start of the DM window.
*/
- if (*bgn_curr == IO_IO_OUT1_DELAY_MAX + 1)
+ if (*bgn_curr == iocfg->io_out1_delay_max + 1)
*bgn_curr = search_dm ? -d : d;
/*
}
} else {
/* We just saw a failing test. Reset temp edge. */
- *bgn_curr = IO_IO_OUT1_DELAY_MAX + 1;
- *end_curr = IO_IO_OUT1_DELAY_MAX + 1;
+ *bgn_curr = iocfg->io_out1_delay_max + 1;
+ *end_curr = iocfg->io_out1_delay_max + 1;
/* Early exit is only applicable to DQS. */
if (search_dm)
* chain space is less than already seen largest
* window we can exit.
*/
- if (*win_best - 1 > IO_IO_OUT1_DELAY_MAX - new_dqs - d)
+ if (*win_best - 1 > iocfg->io_out1_delay_max - new_dqs - d)
break;
}
}
int i;
u32 sticky_bit_chk;
u32 min_index;
- int left_edge[RW_MGR_MEM_DQ_PER_WRITE_DQS];
- int right_edge[RW_MGR_MEM_DQ_PER_WRITE_DQS];
+ int left_edge[rwcfg->mem_dq_per_write_dqs];
+ int right_edge[rwcfg->mem_dq_per_write_dqs];
int mid;
int mid_min, orig_mid_min;
int new_dqs, start_dqs;
int dq_margin, dqs_margin, dm_margin;
- int bgn_curr = IO_IO_OUT1_DELAY_MAX + 1;
- int end_curr = IO_IO_OUT1_DELAY_MAX + 1;
- int bgn_best = IO_IO_OUT1_DELAY_MAX + 1;
- int end_best = IO_IO_OUT1_DELAY_MAX + 1;
+ int bgn_curr = iocfg->io_out1_delay_max + 1;
+ int end_curr = iocfg->io_out1_delay_max + 1;
+ int bgn_best = iocfg->io_out1_delay_max + 1;
+ int end_best = iocfg->io_out1_delay_max + 1;
int win_best = 0;
int ret;
start_dqs = readl((SDR_PHYGRP_SCCGRP_ADDRESS |
SCC_MGR_IO_OUT1_DELAY_OFFSET) +
- (RW_MGR_MEM_DQ_PER_WRITE_DQS << 2));
+ (rwcfg->mem_dq_per_write_dqs << 2));
/* Per-bit deskew. */
/*
* Set the left and right edge of each bit to an illegal value.
- * Use (IO_IO_OUT1_DELAY_MAX + 1) as an illegal value.
+ * Use (iocfg->io_out1_delay_max + 1) as an illegal value.
*/
sticky_bit_chk = 0;
- for (i = 0; i < RW_MGR_MEM_DQ_PER_WRITE_DQS; i++) {
- left_edge[i] = IO_IO_OUT1_DELAY_MAX + 1;
- right_edge[i] = IO_IO_OUT1_DELAY_MAX + 1;
+ for (i = 0; i < rwcfg->mem_dq_per_write_dqs; i++) {
+ left_edge[i] = iocfg->io_out1_delay_max + 1;
+ right_edge[i] = iocfg->io_out1_delay_max + 1;
}
/* Search for the left edge of the window for each bit. */
/*
* Set the left and right edge of each bit to an illegal value.
- * Use (IO_IO_OUT1_DELAY_MAX + 1) as an illegal value.
+ * Use (iocfg->io_out1_delay_max + 1) as an illegal value.
*/
- left_edge[0] = IO_IO_OUT1_DELAY_MAX + 1;
- right_edge[0] = IO_IO_OUT1_DELAY_MAX + 1;
+ left_edge[0] = iocfg->io_out1_delay_max + 1;
+ right_edge[0] = iocfg->io_out1_delay_max + 1;
/* Search for the/part of the window with DM shift. */
search_window(1, rank_bgn, write_group, &bgn_curr, &end_curr,
* search begins as a new search.
*/
if (end_curr != 0) {
- bgn_curr = IO_IO_OUT1_DELAY_MAX + 1;
- end_curr = IO_IO_OUT1_DELAY_MAX + 1;
+ bgn_curr = iocfg->io_out1_delay_max + 1;
+ end_curr = iocfg->io_out1_delay_max + 1;
}
/* Search for the/part of the window with DQS shifts. */
{
int r;
- for (r = 0; r < RW_MGR_MEM_NUMBER_OF_RANKS; r++) {
- /* Test if the rank should be skipped. */
- if (param->skip_ranks[r])
- continue;
-
+ for (r = 0; r < rwcfg->mem_number_of_ranks; r++) {
/* Set rank. */
set_rank_and_odt_mask(r, RW_MGR_ODT_MODE_OFF);
/* Precharge all banks. */
- writel(RW_MGR_PRECHARGE_ALL, SDR_PHYGRP_RWMGRGRP_ADDRESS |
+ writel(rwcfg->precharge_all, SDR_PHYGRP_RWMGRGRP_ADDRESS |
RW_MGR_RUN_SINGLE_GROUP_OFFSET);
writel(0x0F, &sdr_rw_load_mgr_regs->load_cntr0);
- writel(RW_MGR_ACTIVATE_0_AND_1_WAIT1,
+ writel(rwcfg->activate_0_and_1_wait1,
&sdr_rw_load_jump_mgr_regs->load_jump_add0);
writel(0x0F, &sdr_rw_load_mgr_regs->load_cntr1);
- writel(RW_MGR_ACTIVATE_0_AND_1_WAIT2,
+ writel(rwcfg->activate_0_and_1_wait2,
&sdr_rw_load_jump_mgr_regs->load_jump_add1);
/* Activate rows. */
- writel(RW_MGR_ACTIVATE_0_AND_1, SDR_PHYGRP_RWMGRGRP_ADDRESS |
+ writel(rwcfg->activate_0_and_1, SDR_PHYGRP_RWMGRGRP_ADDRESS |
RW_MGR_RUN_SINGLE_GROUP_OFFSET);
}
}
* so max latency in AFI clocks, used here, is correspondingly
* smaller.
*/
- const u32 max_latency = (1 << MAX_LATENCY_COUNT_WIDTH) - 1;
+ const u32 max_latency = (1 << misccfg->max_latency_count_width) - 1;
u32 rlat, wlat;
debug("%s:%d\n", __func__, __LINE__);
*/
static void mem_skip_calibrate(void)
{
- uint32_t vfifo_offset;
- uint32_t i, j, r;
+ u32 vfifo_offset;
+ u32 i, j, r;
debug("%s:%d\n", __func__, __LINE__);
/* Need to update every shadow register set used by the interface */
- for (r = 0; r < RW_MGR_MEM_NUMBER_OF_RANKS;
+ for (r = 0; r < rwcfg->mem_number_of_ranks;
r += NUM_RANKS_PER_SHADOW_REG) {
/*
* Set output phase alignment settings appropriate for
* skip calibration.
*/
- for (i = 0; i < RW_MGR_MEM_IF_READ_DQS_WIDTH; i++) {
+ for (i = 0; i < rwcfg->mem_if_read_dqs_width; i++) {
scc_mgr_set_dqs_en_phase(i, 0);
-#if IO_DLL_CHAIN_LENGTH == 6
- scc_mgr_set_dqdqs_output_phase(i, 6);
-#else
- scc_mgr_set_dqdqs_output_phase(i, 7);
-#endif
+ if (iocfg->dll_chain_length == 6)
+ scc_mgr_set_dqdqs_output_phase(i, 6);
+ else
+ scc_mgr_set_dqdqs_output_phase(i, 7);
/*
* Case:33398
*
*
* Hence, to make DQS aligned to CK, we need to delay
* DQS by:
- * (720 - 90 - 180 - 2 * (360 / IO_DLL_CHAIN_LENGTH))
+ * (720 - 90 - 180 - 2 * (360 / iocfg->dll_chain_length))
*
- * Dividing the above by (360 / IO_DLL_CHAIN_LENGTH)
+ * Dividing the above by (360 / iocfg->dll_chain_length)
* gives us the number of ptaps, which simplies to:
*
- * (1.25 * IO_DLL_CHAIN_LENGTH - 2)
+ * (1.25 * iocfg->dll_chain_length - 2)
*/
scc_mgr_set_dqdqs_output_phase(i,
- 1.25 * IO_DLL_CHAIN_LENGTH - 2);
+ 1.25 * iocfg->dll_chain_length - 2);
}
writel(0xff, &sdr_scc_mgr->dqs_ena);
writel(0xff, &sdr_scc_mgr->dqs_io_ena);
- for (i = 0; i < RW_MGR_MEM_IF_WRITE_DQS_WIDTH; i++) {
+ for (i = 0; i < rwcfg->mem_if_write_dqs_width; i++) {
writel(i, SDR_PHYGRP_SCCGRP_ADDRESS |
SCC_MGR_GROUP_COUNTER_OFFSET);
}
}
/* Compensate for simulation model behaviour */
- for (i = 0; i < RW_MGR_MEM_IF_READ_DQS_WIDTH; i++) {
+ for (i = 0; i < rwcfg->mem_if_read_dqs_width; i++) {
scc_mgr_set_dqs_bus_in_delay(i, 10);
scc_mgr_load_dqs(i);
}
* ArriaV has hard FIFOs that can only be initialized by incrementing
* in sequencer.
*/
- vfifo_offset = CALIB_VFIFO_OFFSET;
+ vfifo_offset = misccfg->calib_vfifo_offset;
for (j = 0; j < vfifo_offset; j++)
writel(0xff, &phy_mgr_cmd->inc_vfifo_hard_phy);
writel(0, &phy_mgr_cmd->fifo_reset);
* For Arria V and Cyclone V with hard LFIFO, we get the skip-cal
* setting from generation-time constant.
*/
- gbl->curr_read_lat = CALIB_LFIFO_OFFSET;
+ gbl->curr_read_lat = misccfg->calib_lfifo_offset;
writel(gbl->curr_read_lat, &phy_mgr_cfg->phy_rlat);
}
*
* Perform memory calibration.
*/
-static uint32_t mem_calibrate(void)
+static u32 mem_calibrate(void)
{
- uint32_t i;
- uint32_t rank_bgn, sr;
- uint32_t write_group, write_test_bgn;
- uint32_t read_group, read_test_bgn;
- uint32_t run_groups, current_run;
- uint32_t failing_groups = 0;
- uint32_t group_failed = 0;
+ u32 i;
+ u32 rank_bgn, sr;
+ u32 write_group, write_test_bgn;
+ u32 read_group, read_test_bgn;
+ u32 run_groups, current_run;
+ u32 failing_groups = 0;
+ u32 group_failed = 0;
- const u32 rwdqs_ratio = RW_MGR_MEM_IF_READ_DQS_WIDTH /
- RW_MGR_MEM_IF_WRITE_DQS_WIDTH;
+ const u32 rwdqs_ratio = rwcfg->mem_if_read_dqs_width /
+ rwcfg->mem_if_write_dqs_width;
debug("%s:%d\n", __func__, __LINE__);
/* Initialize bit slips. */
mem_precharge_and_activate();
- for (i = 0; i < RW_MGR_MEM_IF_READ_DQS_WIDTH; i++) {
+ for (i = 0; i < rwcfg->mem_if_read_dqs_width; i++) {
writel(i, SDR_PHYGRP_SCCGRP_ADDRESS |
SCC_MGR_GROUP_COUNTER_OFFSET);
/* Only needed once to set all groups, pins, DQ, DQS, DM. */
*/
scc_mgr_zero_all();
- run_groups = ~param->skip_groups;
+ run_groups = ~0;
for (write_group = 0, write_test_bgn = 0; write_group
- < RW_MGR_MEM_IF_WRITE_DQS_WIDTH; write_group++,
- write_test_bgn += RW_MGR_MEM_DQ_PER_WRITE_DQS) {
+ < rwcfg->mem_if_write_dqs_width; write_group++,
+ write_test_bgn += rwcfg->mem_dq_per_write_dqs) {
/* Initialize the group failure */
group_failed = 0;
read_test_bgn = 0;
read_group < (write_group + 1) * rwdqs_ratio;
read_group++,
- read_test_bgn += RW_MGR_MEM_DQ_PER_READ_DQS) {
+ read_test_bgn += rwcfg->mem_dq_per_read_dqs) {
if (STATIC_CALIB_STEPS & CALIB_SKIP_VFIFO)
continue;
/* Calibrate the output side */
for (rank_bgn = 0, sr = 0;
- rank_bgn < RW_MGR_MEM_NUMBER_OF_RANKS;
+ rank_bgn < rwcfg->mem_number_of_ranks;
rank_bgn += NUM_RANKS_PER_SHADOW_REG, sr++) {
if (STATIC_CALIB_STEPS & CALIB_SKIP_WRITES)
continue;
if (STATIC_CALIB_STEPS & CALIB_SKIP_DELAY_SWEEPS)
continue;
- /*
- * Determine if this set of ranks
- * should be skipped entirely.
- */
- if (param->skip_shadow_regs[sr])
- continue;
-
/* Calibrate WRITEs */
if (!rw_mgr_mem_calibrate_writes(rank_bgn,
write_group, write_test_bgn))
read_test_bgn = 0;
read_group < (write_group + 1) * rwdqs_ratio;
read_group++,
- read_test_bgn += RW_MGR_MEM_DQ_PER_READ_DQS) {
+ read_test_bgn += rwcfg->mem_dq_per_read_dqs) {
if (STATIC_CALIB_STEPS & CALIB_SKIP_WRITES)
continue;
- if (rw_mgr_mem_calibrate_vfifo_end(read_group,
+ if (!rw_mgr_mem_calibrate_vfifo_end(read_group,
read_test_bgn))
continue;
if (STATIC_CALIB_STEPS & CALIB_SKIP_LFIFO)
continue;
- /*
- * If we're skipping groups as part of debug,
- * don't calibrate LFIFO.
- */
- if (param->skip_groups != 0)
- continue;
-
/* Calibrate the LFIFO */
if (!rw_mgr_mem_calibrate_lfifo())
return 0;
*/
static void debug_mem_calibrate(int pass)
{
- uint32_t debug_info;
+ u32 debug_info;
if (pass) {
printf("%s: CALIBRATION PASSED\n", __FILE__);
*/
static void hc_initialize_rom_data(void)
{
+ unsigned int nelem = 0;
+ const u32 *rom_init;
u32 i, addr;
+ socfpga_get_seq_inst_init(&rom_init, &nelem);
addr = SDR_PHYGRP_RWMGRGRP_ADDRESS | RW_MGR_INST_ROM_WRITE_OFFSET;
- for (i = 0; i < ARRAY_SIZE(inst_rom_init); i++)
- writel(inst_rom_init[i], addr + (i << 2));
+ for (i = 0; i < nelem; i++)
+ writel(rom_init[i], addr + (i << 2));
+ socfpga_get_seq_ac_init(&rom_init, &nelem);
addr = SDR_PHYGRP_RWMGRGRP_ADDRESS | RW_MGR_AC_ROM_WRITE_OFFSET;
- for (i = 0; i < ARRAY_SIZE(ac_rom_init); i++)
- writel(ac_rom_init[i], addr + (i << 2));
+ for (i = 0; i < nelem; i++)
+ writel(rom_init[i], addr + (i << 2));
}
/**
static void initialize_reg_file(void)
{
/* Initialize the register file with the correct data */
- writel(REG_FILE_INIT_SEQ_SIGNATURE, &sdr_reg_file->signature);
+ writel(misccfg->reg_file_init_seq_signature, &sdr_reg_file->signature);
writel(0, &sdr_reg_file->debug_data_addr);
writel(0, &sdr_reg_file->cur_stage);
writel(0, &sdr_reg_file->fom);
*/
static void initialize_hps_phy(void)
{
- uint32_t reg;
+ u32 reg;
/*
* Tracking also gets configured here because it's in the
* same register.
*/
- uint32_t trk_sample_count = 7500;
- uint32_t trk_long_idle_sample_count = (10 << 16) | 100;
+ u32 trk_sample_count = 7500;
+ u32 trk_long_idle_sample_count = (10 << 16) | 100;
/*
* Format is number of outer loops in the 16 MSB, sample
* count in 16 LSB.
* Compute usable version of value in case we skip full
* computation later.
*/
- writel(DIV_ROUND_UP(IO_DELAY_PER_OPA_TAP, IO_DELAY_PER_DCHAIN_TAP) - 1,
+ writel(DIV_ROUND_UP(iocfg->delay_per_opa_tap, iocfg->delay_per_dchain_tap) - 1,
&sdr_reg_file->dtaps_per_ptap);
/* trk_sample_count */
&sdr_reg_file->delays);
/* mux delay */
- writel((RW_MGR_IDLE << 24) | (RW_MGR_ACTIVATE_1 << 16) |
- (RW_MGR_SGLE_READ << 8) | (RW_MGR_PRECHARGE_ALL << 0),
+ writel((rwcfg->idle << 24) | (rwcfg->activate_1 << 16) |
+ (rwcfg->sgle_read << 8) | (rwcfg->precharge_all << 0),
&sdr_reg_file->trk_rw_mgr_addr);
- writel(RW_MGR_MEM_IF_READ_DQS_WIDTH,
+ writel(rwcfg->mem_if_read_dqs_width,
&sdr_reg_file->trk_read_dqs_width);
/* trefi [7:0] */
- writel((RW_MGR_REFRESH_ALL << 24) | (1000 << 0),
+ writel((rwcfg->refresh_all << 24) | (1000 << 0),
&sdr_reg_file->trk_rfsh);
}
{
struct param_type my_param;
struct gbl_type my_gbl;
- uint32_t pass;
+ u32 pass;
memset(&my_param, 0, sizeof(my_param));
memset(&my_gbl, 0, sizeof(my_gbl));
param = &my_param;
gbl = &my_gbl;
+ rwcfg = socfpga_get_sdram_rwmgr_config();
+ iocfg = socfpga_get_sdram_io_config();
+ misccfg = socfpga_get_sdram_misc_config();
+
/* Set the calibration enabled by default */
gbl->phy_debug_mode_flags |= PHY_DEBUG_ENABLE_CAL_RPT;
/*
debug("%s:%d\n", __func__, __LINE__);
debug_cond(DLEVEL == 1,
"DDR3 FULL_RATE ranks=%u cs/dimm=%u dq/dqs=%u,%u vg/dqs=%u,%u ",
- RW_MGR_MEM_NUMBER_OF_RANKS, RW_MGR_MEM_NUMBER_OF_CS_PER_DIMM,
- RW_MGR_MEM_DQ_PER_READ_DQS, RW_MGR_MEM_DQ_PER_WRITE_DQS,
- RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS,
- RW_MGR_MEM_VIRTUAL_GROUPS_PER_WRITE_DQS);
+ rwcfg->mem_number_of_ranks, rwcfg->mem_number_of_cs_per_dimm,
+ rwcfg->mem_dq_per_read_dqs, rwcfg->mem_dq_per_write_dqs,
+ rwcfg->mem_virtual_groups_per_read_dqs,
+ rwcfg->mem_virtual_groups_per_write_dqs);
debug_cond(DLEVEL == 1,
"dqs=%u,%u dq=%u dm=%u ptap_delay=%u dtap_delay=%u ",
- RW_MGR_MEM_IF_READ_DQS_WIDTH, RW_MGR_MEM_IF_WRITE_DQS_WIDTH,
- RW_MGR_MEM_DATA_WIDTH, RW_MGR_MEM_DATA_MASK_WIDTH,
- IO_DELAY_PER_OPA_TAP, IO_DELAY_PER_DCHAIN_TAP);
+ rwcfg->mem_if_read_dqs_width, rwcfg->mem_if_write_dqs_width,
+ rwcfg->mem_data_width, rwcfg->mem_data_mask_width,
+ iocfg->delay_per_opa_tap, iocfg->delay_per_dchain_tap);
debug_cond(DLEVEL == 1, "dtap_dqsen_delay=%u, dll=%u",
- IO_DELAY_PER_DQS_EN_DCHAIN_TAP, IO_DLL_CHAIN_LENGTH);
+ iocfg->delay_per_dqs_en_dchain_tap, iocfg->dll_chain_length);
debug_cond(DLEVEL == 1, "max values: en_p=%u dqdqs_p=%u en_d=%u dqs_in_d=%u ",
- IO_DQS_EN_PHASE_MAX, IO_DQDQS_OUT_PHASE_MAX,
- IO_DQS_EN_DELAY_MAX, IO_DQS_IN_DELAY_MAX);
+ iocfg->dqs_en_phase_max, iocfg->dqdqs_out_phase_max,
+ iocfg->dqs_en_delay_max, iocfg->dqs_in_delay_max);
debug_cond(DLEVEL == 1, "io_in_d=%u io_out1_d=%u io_out2_d=%u ",
- IO_IO_IN_DELAY_MAX, IO_IO_OUT1_DELAY_MAX,
- IO_IO_OUT2_DELAY_MAX);
+ iocfg->io_in_delay_max, iocfg->io_out1_delay_max,
+ iocfg->io_out2_delay_max);
debug_cond(DLEVEL == 1, "dqs_in_reserve=%u dqs_out_reserve=%u\n",
- IO_DQS_IN_RESERVE, IO_DQS_OUT_RESERVE);
+ iocfg->dqs_in_reserve, iocfg->dqs_out_reserve);
hc_initialize_rom_data();
projects / karo-tx-uboot.git / blobdiff