+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2017 NXP
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <fsl_ddr_sdram.h>
#include <fsl_ddr_dimm_params.h>
+#include <log.h>
#include <asm/arch/soc.h>
#include <asm/arch/clock.h>
+#include <asm/global_data.h>
#include "ddr.h"
DECLARE_GLOBAL_DATA_PTR;
+#if defined(CONFIG_VID) && (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD))
+static void fsl_ddr_setup_0v9_volt(memctl_options_t *popts)
+{
+ int vdd;
+
+ vdd = get_core_volt_from_fuse();
+ /* Nothing to do for silicons doesn't support VID */
+ if (vdd < 0)
+ return;
+
+ if (vdd == 900) {
+ popts->ddr_cdr1 |= DDR_CDR1_V0PT9_EN;
+ debug("VID: configure DDR to support 900 mV\n");
+ }
+}
+#endif
+
void fsl_ddr_board_options(memctl_options_t *popts,
dimm_params_t *pdimm,
unsigned int ctrl_num)
popts->addr_hash = 1;
popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_60ohm);
+#if defined(CONFIG_VID) && (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD))
+ fsl_ddr_setup_0v9_volt(popts);
+#endif
+
popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_60ohm) |
DDR_CDR2_VREF_TRAIN_EN | DDR_CDR2_VREF_RANGE_2;
}
+#ifdef CONFIG_TFABOOT
+int fsl_initdram(void)
+{
+ gd->ram_size = tfa_get_dram_size();
+
+ if (!gd->ram_size)
+ gd->ram_size = fsl_ddr_sdram_size();
+ return 0;
+}
+#else
int fsl_initdram(void)
{
puts("Initializing DDR....using SPD\n");
#endif
return 0;
}
+#endif /* CONFIG_TFABOOT */