+// SPDX-License-Identifier: GPL-2.0+
/*
- * Copyright 2008, 2010-2014 Freescale Semiconductor, Inc.
- *
- * SPDX-License-Identifier: GPL-2.0+
+ * Copyright 2008, 2010-2016 Freescale Semiconductor, Inc.
+ * Copyright 2017-2018 NXP Semiconductor
*/
#include <common.h>
#include <fsl_ddr_sdram.h>
#include <fsl_ddr.h>
+#if defined(CONFIG_FSL_LSCH2) || defined(CONFIG_FSL_LSCH3) || \
+ defined(CONFIG_ARM)
+#include <asm/arch/clock.h>
+#endif
/*
* Use our own stack based buffer before relocation to allow accessing longer
* hwconfig strings that might be in the environment before we've relocated.
* This is pretty fragile on both the use of stack and if the buffer is big
- * enough. However we will get a warning from getenv_f for the later.
+ * enough. However we will get a warning from env_get_f() for the latter.
*/
/* Board-specific functions defined in each board's ddr.c */
-extern void fsl_ddr_board_options(memctl_options_t *popts,
- dimm_params_t *pdimm,
- unsigned int ctrl_num);
+void __weak fsl_ddr_board_options(memctl_options_t *popts,
+ dimm_params_t *pdimm,
+ unsigned int ctrl_num)
+{
+ return;
+}
struct dynamic_odt {
unsigned int odt_rd_cfg;
unsigned int odt_rtt_wr;
};
-#if defined(CONFIG_SYS_FSL_DDR3) || defined(CONFIG_SYS_FSL_DDR4)
-static const struct dynamic_odt single_Q[4] = {
+#ifdef CONFIG_SYS_FSL_DDR4
+/* Quad rank is not verified yet due availability.
+ * Replacing 20 OHM with 34 OHM since DDR4 doesn't have 20 OHM option
+ */
+static __maybe_unused const struct dynamic_odt single_Q[4] = {
+ { /* cs0 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_CS_AND_OTHER_DIMM,
+ DDR4_RTT_34_OHM, /* unverified */
+ DDR4_RTT_120_OHM
+ },
+ { /* cs1 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_NEVER,
+ DDR4_RTT_OFF,
+ DDR4_RTT_120_OHM
+ },
+ { /* cs2 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_CS_AND_OTHER_DIMM,
+ DDR4_RTT_34_OHM,
+ DDR4_RTT_120_OHM
+ },
+ { /* cs3 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_NEVER, /* tied high */
+ DDR4_RTT_OFF,
+ DDR4_RTT_120_OHM
+ }
+};
+
+static __maybe_unused const struct dynamic_odt single_D[4] = {
+ { /* cs0 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_ALL,
+ DDR4_RTT_40_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs1 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_NEVER,
+ DDR4_RTT_OFF,
+ DDR4_RTT_OFF
+ },
+ {0, 0, 0, 0},
+ {0, 0, 0, 0}
+};
+
+static __maybe_unused const struct dynamic_odt single_S[4] = {
+ { /* cs0 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_ALL,
+ DDR4_RTT_40_OHM,
+ DDR4_RTT_OFF
+ },
+ {0, 0, 0, 0},
+ {0, 0, 0, 0},
+ {0, 0, 0, 0},
+};
+
+static __maybe_unused const struct dynamic_odt dual_DD[4] = {
+ { /* cs0 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_SAME_DIMM,
+ DDR4_RTT_120_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs1 */
+ FSL_DDR_ODT_OTHER_DIMM,
+ FSL_DDR_ODT_OTHER_DIMM,
+ DDR4_RTT_34_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs2 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_SAME_DIMM,
+ DDR4_RTT_120_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs3 */
+ FSL_DDR_ODT_OTHER_DIMM,
+ FSL_DDR_ODT_OTHER_DIMM,
+ DDR4_RTT_34_OHM,
+ DDR4_RTT_OFF
+ }
+};
+
+static __maybe_unused const struct dynamic_odt dual_DS[4] = {
+ { /* cs0 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_SAME_DIMM,
+ DDR4_RTT_120_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs1 */
+ FSL_DDR_ODT_OTHER_DIMM,
+ FSL_DDR_ODT_OTHER_DIMM,
+ DDR4_RTT_34_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs2 */
+ FSL_DDR_ODT_OTHER_DIMM,
+ FSL_DDR_ODT_ALL,
+ DDR4_RTT_34_OHM,
+ DDR4_RTT_120_OHM
+ },
+ {0, 0, 0, 0}
+};
+static __maybe_unused const struct dynamic_odt dual_SD[4] = {
+ { /* cs0 */
+ FSL_DDR_ODT_OTHER_DIMM,
+ FSL_DDR_ODT_ALL,
+ DDR4_RTT_34_OHM,
+ DDR4_RTT_120_OHM
+ },
+ {0, 0, 0, 0},
+ { /* cs2 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_SAME_DIMM,
+ DDR4_RTT_120_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs3 */
+ FSL_DDR_ODT_OTHER_DIMM,
+ FSL_DDR_ODT_OTHER_DIMM,
+ DDR4_RTT_34_OHM,
+ DDR4_RTT_OFF
+ }
+};
+
+static __maybe_unused const struct dynamic_odt dual_SS[4] = {
+ { /* cs0 */
+ FSL_DDR_ODT_OTHER_DIMM,
+ FSL_DDR_ODT_ALL,
+ DDR4_RTT_34_OHM,
+ DDR4_RTT_120_OHM
+ },
+ {0, 0, 0, 0},
+ { /* cs2 */
+ FSL_DDR_ODT_OTHER_DIMM,
+ FSL_DDR_ODT_ALL,
+ DDR4_RTT_34_OHM,
+ DDR4_RTT_120_OHM
+ },
+ {0, 0, 0, 0}
+};
+
+static __maybe_unused const struct dynamic_odt dual_D0[4] = {
+ { /* cs0 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_SAME_DIMM,
+ DDR4_RTT_40_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs1 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_NEVER,
+ DDR4_RTT_OFF,
+ DDR4_RTT_OFF
+ },
+ {0, 0, 0, 0},
+ {0, 0, 0, 0}
+};
+
+static __maybe_unused const struct dynamic_odt dual_0D[4] = {
+ {0, 0, 0, 0},
+ {0, 0, 0, 0},
+ { /* cs2 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_SAME_DIMM,
+ DDR4_RTT_40_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs3 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_NEVER,
+ DDR4_RTT_OFF,
+ DDR4_RTT_OFF
+ }
+};
+
+static __maybe_unused const struct dynamic_odt dual_S0[4] = {
+ { /* cs0 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_CS,
+ DDR4_RTT_40_OHM,
+ DDR4_RTT_OFF
+ },
+ {0, 0, 0, 0},
+ {0, 0, 0, 0},
+ {0, 0, 0, 0}
+
+};
+
+static __maybe_unused const struct dynamic_odt dual_0S[4] = {
+ {0, 0, 0, 0},
+ {0, 0, 0, 0},
+ { /* cs2 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_CS,
+ DDR4_RTT_40_OHM,
+ DDR4_RTT_OFF
+ },
+ {0, 0, 0, 0}
+
+};
+
+static __maybe_unused const struct dynamic_odt odt_unknown[4] = {
+ { /* cs0 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_CS,
+ DDR4_RTT_120_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs1 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_CS,
+ DDR4_RTT_120_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs2 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_CS,
+ DDR4_RTT_120_OHM,
+ DDR4_RTT_OFF
+ },
+ { /* cs3 */
+ FSL_DDR_ODT_NEVER,
+ FSL_DDR_ODT_CS,
+ DDR4_RTT_120_OHM,
+ DDR4_RTT_OFF
+ }
+};
+#elif defined(CONFIG_SYS_FSL_DDR3)
+static __maybe_unused const struct dynamic_odt single_Q[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_CS_AND_OTHER_DIMM,
}
};
-static const struct dynamic_odt single_D[4] = {
+static __maybe_unused const struct dynamic_odt single_D[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_ALL,
{0, 0, 0, 0}
};
-static const struct dynamic_odt single_S[4] = {
+static __maybe_unused const struct dynamic_odt single_S[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_ALL,
{0, 0, 0, 0},
};
-static const struct dynamic_odt dual_DD[4] = {
+static __maybe_unused const struct dynamic_odt dual_DD[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_SAME_DIMM,
}
};
-static const struct dynamic_odt dual_DS[4] = {
+static __maybe_unused const struct dynamic_odt dual_DS[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_SAME_DIMM,
},
{0, 0, 0, 0}
};
-static const struct dynamic_odt dual_SD[4] = {
+static __maybe_unused const struct dynamic_odt dual_SD[4] = {
{ /* cs0 */
FSL_DDR_ODT_OTHER_DIMM,
FSL_DDR_ODT_ALL,
}
};
-static const struct dynamic_odt dual_SS[4] = {
+static __maybe_unused const struct dynamic_odt dual_SS[4] = {
{ /* cs0 */
FSL_DDR_ODT_OTHER_DIMM,
FSL_DDR_ODT_ALL,
{0, 0, 0, 0}
};
-static const struct dynamic_odt dual_D0[4] = {
+static __maybe_unused const struct dynamic_odt dual_D0[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_SAME_DIMM,
{0, 0, 0, 0}
};
-static const struct dynamic_odt dual_0D[4] = {
+static __maybe_unused const struct dynamic_odt dual_0D[4] = {
{0, 0, 0, 0},
{0, 0, 0, 0},
{ /* cs2 */
}
};
-static const struct dynamic_odt dual_S0[4] = {
+static __maybe_unused const struct dynamic_odt dual_S0[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_CS,
};
-static const struct dynamic_odt dual_0S[4] = {
+static __maybe_unused const struct dynamic_odt dual_0S[4] = {
{0, 0, 0, 0},
{0, 0, 0, 0},
{ /* cs2 */
};
-static const struct dynamic_odt odt_unknown[4] = {
+static __maybe_unused const struct dynamic_odt odt_unknown[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_CS,
DDR3_RTT_OFF
}
};
-#else /* CONFIG_SYS_FSL_DDR3 || CONFIG_SYS_FSL_DDR4 */
-static const struct dynamic_odt single_Q[4] = {
+#else /* CONFIG_SYS_FSL_DDR3 */
+static __maybe_unused const struct dynamic_odt single_Q[4] = {
{0, 0, 0, 0},
{0, 0, 0, 0},
{0, 0, 0, 0},
{0, 0, 0, 0}
};
-static const struct dynamic_odt single_D[4] = {
+static __maybe_unused const struct dynamic_odt single_D[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_ALL,
{0, 0, 0, 0}
};
-static const struct dynamic_odt single_S[4] = {
+static __maybe_unused const struct dynamic_odt single_S[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_ALL,
{0, 0, 0, 0},
};
-static const struct dynamic_odt dual_DD[4] = {
+static __maybe_unused const struct dynamic_odt dual_DD[4] = {
{ /* cs0 */
FSL_DDR_ODT_OTHER_DIMM,
FSL_DDR_ODT_OTHER_DIMM,
}
};
-static const struct dynamic_odt dual_DS[4] = {
+static __maybe_unused const struct dynamic_odt dual_DS[4] = {
{ /* cs0 */
FSL_DDR_ODT_OTHER_DIMM,
FSL_DDR_ODT_OTHER_DIMM,
{0, 0, 0, 0}
};
-static const struct dynamic_odt dual_SD[4] = {
+static __maybe_unused const struct dynamic_odt dual_SD[4] = {
{ /* cs0 */
FSL_DDR_ODT_OTHER_DIMM,
FSL_DDR_ODT_OTHER_DIMM,
}
};
-static const struct dynamic_odt dual_SS[4] = {
+static __maybe_unused const struct dynamic_odt dual_SS[4] = {
{ /* cs0 */
FSL_DDR_ODT_OTHER_DIMM,
FSL_DDR_ODT_OTHER_DIMM,
{0, 0, 0, 0}
};
-static const struct dynamic_odt dual_D0[4] = {
+static __maybe_unused const struct dynamic_odt dual_D0[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_ALL,
{0, 0, 0, 0}
};
-static const struct dynamic_odt dual_0D[4] = {
+static __maybe_unused const struct dynamic_odt dual_0D[4] = {
{0, 0, 0, 0},
{0, 0, 0, 0},
{ /* cs2 */
}
};
-static const struct dynamic_odt dual_S0[4] = {
+static __maybe_unused const struct dynamic_odt dual_S0[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_CS,
};
-static const struct dynamic_odt dual_0S[4] = {
+static __maybe_unused const struct dynamic_odt dual_0S[4] = {
{0, 0, 0, 0},
{0, 0, 0, 0},
{ /* cs2 */
};
-static const struct dynamic_odt odt_unknown[4] = {
+static __maybe_unused const struct dynamic_odt odt_unknown[4] = {
{ /* cs0 */
FSL_DDR_ODT_NEVER,
FSL_DDR_ODT_CS,
return 0;
}
-unsigned int populate_memctl_options(int all_dimms_registered,
+unsigned int populate_memctl_options(const common_timing_params_t *common_dimm,
memctl_options_t *popts,
dimm_params_t *pdimm,
unsigned int ctrl_num)
{
unsigned int i;
- char buffer[HWCONFIG_BUFFER_SIZE];
- char *buf = NULL;
+ char buf[HWCONFIG_BUFFER_SIZE];
#if defined(CONFIG_SYS_FSL_DDR3) || \
defined(CONFIG_SYS_FSL_DDR2) || \
defined(CONFIG_SYS_FSL_DDR4)
const struct dynamic_odt *pdodt = odt_unknown;
#endif
+#if (CONFIG_FSL_SDRAM_TYPE != SDRAM_TYPE_DDR4)
ulong ddr_freq;
+#endif
/*
* Extract hwconfig from environment since we have not properly setup
* the environment but need it for ddr config params
*/
- if (getenv_f("hwconfig", buffer, sizeof(buffer)) > 0)
- buf = buffer;
+ if (env_get_f("hwconfig", buf, sizeof(buf)) < 0)
+ buf[0] = '\0';
#if defined(CONFIG_SYS_FSL_DDR3) || \
defined(CONFIG_SYS_FSL_DDR2) || \
popts->ba_intlv_ctl = 0;
/* Memory Organization Parameters */
- popts->registered_dimm_en = all_dimms_registered;
+ popts->registered_dimm_en = common_dimm->all_dimms_registered;
/* Operational Mode Paramters */
} else
popts->ecc_mode = 1;
#endif
- popts->ecc_init_using_memctl = 1; /* 0 = use DMA, 1 = use memctl */
+ /* 1 = use memory controler to init data */
+ popts->ecc_init_using_memctl = popts->ecc_mode ? 1 : 0;
/*
* Choose DQS config
if ((pdimm[0].data_width >= 64) && \
(pdimm[0].data_width <= 72))
popts->data_bus_width = 0;
- else if ((pdimm[0].data_width >= 32) || \
+ else if ((pdimm[0].data_width >= 32) && \
(pdimm[0].data_width <= 40))
popts->data_bus_width = 1;
else {
popts->twot_en = 0;
popts->threet_en = 0;
- /* for RDIMM, address parity enable */
- popts->ap_en = 1;
+ /* for RDIMM and DDR4 UDIMM/discrete memory, address parity enable */
+ if (popts->registered_dimm_en)
+ popts->ap_en = 1; /* 0 = disable, 1 = enable */
+ else
+ popts->ap_en = 0; /* disabled for DDR4 UDIMM/discrete default */
+
+ if (hwconfig_sub_f("fsl_ddr", "parity", buf)) {
+ if (hwconfig_subarg_cmp_f("fsl_ddr", "parity", "on", buf)) {
+ if (popts->registered_dimm_en ||
+ (CONFIG_FSL_SDRAM_TYPE == SDRAM_TYPE_DDR4))
+ popts->ap_en = 1;
+ }
+ }
/*
* BSTTOPRE precharge interval
* Set this to 0 for global auto precharge
* The value of 0x100 has been used for DDR1, DDR2, DDR3.
* It is not wrong. Any value should be OK. The performance depends on
- * applications. There is no one good value for all.
+ * applications. There is no one good value for all. One way to set
+ * is to use 1/4 of refint value.
*/
- popts->bstopre = 0x100;
+ popts->bstopre = picos_to_mclk(ctrl_num, common_dimm->refresh_rate_ps)
+ >> 2;
/*
* Window for four activates -- tFAW
* if CONFIG_SYS_FSL_DDR_INTLV_256B is defined, mandatory interleaving
* with 256 Byte is enabled.
*/
-#if (CONFIG_NUM_DDR_CONTROLLERS > 1)
+#if (CONFIG_SYS_NUM_DDR_CTLRS > 1)
if (!hwconfig_sub_f("fsl_ddr", "ctlr_intlv", buf))
#ifdef CONFIG_SYS_FSL_DDR_INTLV_256B
;
"ctlr_intlv",
"cacheline", buf)) {
popts->memctl_interleaving_mode =
- ((CONFIG_NUM_DDR_CONTROLLERS == 3) && ctrl_num == 2) ?
+ ((CONFIG_SYS_NUM_DDR_CTLRS == 3) && ctrl_num == 2) ?
0 : FSL_DDR_CACHE_LINE_INTERLEAVING;
popts->memctl_interleaving =
- ((CONFIG_NUM_DDR_CONTROLLERS == 3) && ctrl_num == 2) ?
+ ((CONFIG_SYS_NUM_DDR_CTLRS == 3) && ctrl_num == 2) ?
0 : 1;
} else if (hwconfig_subarg_cmp_f("fsl_ddr",
"ctlr_intlv",
"page", buf)) {
popts->memctl_interleaving_mode =
- ((CONFIG_NUM_DDR_CONTROLLERS == 3) && ctrl_num == 2) ?
+ ((CONFIG_SYS_NUM_DDR_CTLRS == 3) && ctrl_num == 2) ?
0 : FSL_DDR_PAGE_INTERLEAVING;
popts->memctl_interleaving =
- ((CONFIG_NUM_DDR_CONTROLLERS == 3) && ctrl_num == 2) ?
+ ((CONFIG_SYS_NUM_DDR_CTLRS == 3) && ctrl_num == 2) ?
0 : 1;
} else if (hwconfig_subarg_cmp_f("fsl_ddr",
"ctlr_intlv",
"bank", buf)) {
popts->memctl_interleaving_mode =
- ((CONFIG_NUM_DDR_CONTROLLERS == 3) && ctrl_num == 2) ?
+ ((CONFIG_SYS_NUM_DDR_CTLRS == 3) && ctrl_num == 2) ?
0 : FSL_DDR_BANK_INTERLEAVING;
popts->memctl_interleaving =
- ((CONFIG_NUM_DDR_CONTROLLERS == 3) && ctrl_num == 2) ?
+ ((CONFIG_SYS_NUM_DDR_CTLRS == 3) && ctrl_num == 2) ?
0 : 1;
} else if (hwconfig_subarg_cmp_f("fsl_ddr",
"ctlr_intlv",
"superbank", buf)) {
popts->memctl_interleaving_mode =
- ((CONFIG_NUM_DDR_CONTROLLERS == 3) && ctrl_num == 2) ?
+ ((CONFIG_SYS_NUM_DDR_CTLRS == 3) && ctrl_num == 2) ?
0 : FSL_DDR_SUPERBANK_INTERLEAVING;
popts->memctl_interleaving =
- ((CONFIG_NUM_DDR_CONTROLLERS == 3) && ctrl_num == 2) ?
+ ((CONFIG_SYS_NUM_DDR_CTLRS == 3) && ctrl_num == 2) ?
0 : 1;
-#if (CONFIG_NUM_DDR_CONTROLLERS == 3)
+#if (CONFIG_SYS_NUM_DDR_CTLRS == 3)
} else if (hwconfig_subarg_cmp_f("fsl_ddr",
"ctlr_intlv",
"3way_1KB", buf)) {
"3way_8KB", buf)) {
popts->memctl_interleaving_mode =
FSL_DDR_3WAY_8KB_INTERLEAVING;
-#elif (CONFIG_NUM_DDR_CONTROLLERS == 4)
+#elif (CONFIG_SYS_NUM_DDR_CTLRS == 4)
} else if (hwconfig_subarg_cmp_f("fsl_ddr",
"ctlr_intlv",
"4way_1KB", buf)) {
}
#endif /* CONFIG_SYS_FSL_DDR_INTLV_256B */
done:
-#endif /* CONFIG_NUM_DDR_CONTROLLERS > 1 */
+#endif /* CONFIG_SYS_NUM_DDR_CTLRS > 1 */
if ((hwconfig_sub_f("fsl_ddr", "bank_intlv", buf)) &&
(CONFIG_CHIP_SELECTS_PER_CTRL > 1)) {
/* test null first. if CONFIG_HWCONFIG is not defined,
if (pdimm[0].n_ranks == 4)
popts->quad_rank_present = 1;
+ popts->package_3ds = pdimm->package_3ds;
+
+#if (CONFIG_FSL_SDRAM_TYPE != SDRAM_TYPE_DDR4)
ddr_freq = get_ddr_freq(ctrl_num) / 1000000;
if (popts->registered_dimm_en) {
popts->rcw_override = 1;
else
popts->rcw_2 = 0x00300000;
}
+#endif
fsl_ddr_board_options(popts, pdimm, ctrl_num);
case FSL_DDR_PAGE_INTERLEAVING:
case FSL_DDR_BANK_INTERLEAVING:
case FSL_DDR_SUPERBANK_INTERLEAVING:
-#if (3 == CONFIG_NUM_DDR_CONTROLLERS)
+#if (3 == CONFIG_SYS_NUM_DDR_CTLRS)
k = 2;
#else
- k = CONFIG_NUM_DDR_CONTROLLERS;
+ k = CONFIG_SYS_NUM_DDR_CTLRS;
#endif
break;
case FSL_DDR_3WAY_1KB_INTERLEAVING:
case FSL_DDR_4WAY_4KB_INTERLEAVING:
case FSL_DDR_4WAY_8KB_INTERLEAVING:
default:
- k = CONFIG_NUM_DDR_CONTROLLERS;
+ k = CONFIG_SYS_NUM_DDR_CTLRS;
break;
}
debug("%d of %d controllers are interleaving.\n", j, k);
int use_spd = 0;
#ifdef CONFIG_DDR_SPD
- char buffer[HWCONFIG_BUFFER_SIZE];
- char *buf = NULL;
+ char buf[HWCONFIG_BUFFER_SIZE];
/*
* Extract hwconfig from environment since we have not properly setup
* the environment but need it for ddr config params
*/
- if (getenv_f("hwconfig", buffer, sizeof(buffer)) > 0)
- buf = buffer;
+ if (env_get_f("hwconfig", buf, sizeof(buf)) < 0)
+ buf[0] = '\0';
/* if hwconfig is not enabled, or "sdram" is not defined, use spd */
if (hwconfig_sub_f("fsl_ddr", "sdram", buf)) {
projects / platform / kernel / u-boot.git / blobdiff