+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2014 Freescale Semiconductor, Inc.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <i2c.h>
#include <hwconfig.h>
+#include <init.h>
+#include <log.h>
#include <asm/mmu.h>
#include <fsl_ddr_sdram.h>
#include <fsl_ddr_dimm_params.h>
#include <asm/fsl_law.h>
+#include <asm/mpc85xx_gpio.h>
+#include <linux/delay.h>
DECLARE_GLOBAL_DATA_PTR;
* ranks| mhz| GB |adjst| start | ctl2 | ctl3 |
*/
#if defined(CONFIG_SYS_FSL_DDR4)
- {2, 1666, 0, 4, 7, 0x0808090B, 0x0C0D0E0A,},
- {2, 1900, 0, 4, 6, 0x08080A0C, 0x0D0E0F0A,},
- {1, 1666, 0, 4, 6, 0x0708090B, 0x0C0D0E09,},
- {1, 1900, 0, 4, 6, 0x08080A0C, 0x0D0E0F0A,},
- {1, 2200, 0, 4, 7, 0x08090A0D, 0x0F0F100C,},
+ {2, 1666, 0, 8, 7, 0x0808090B, 0x0C0D0E0A,},
+ {2, 1900, 0, 8, 6, 0x08080A0C, 0x0D0E0F0A,},
+ {1, 1666, 0, 8, 6, 0x0708090B, 0x0C0D0E09,},
+ {1, 1900, 0, 8, 6, 0x08080A0C, 0x0D0E0F0A,},
+ {1, 2200, 0, 8, 7, 0x08090A0D, 0x0F0F100C,},
#elif defined(CONFIG_SYS_FSL_DDR3)
- {2, 833, 0, 4, 6, 0x06060607, 0x08080807,},
- {2, 1350, 0, 4, 7, 0x0708080A, 0x0A0B0C09,},
- {2, 1666, 0, 4, 7, 0x0808090B, 0x0C0D0E0A,},
- {1, 833, 0, 4, 6, 0x06060607, 0x08080807,},
- {1, 1350, 0, 4, 7, 0x0708080A, 0x0A0B0C09,},
- {1, 1666, 0, 4, 7, 0x0808090B, 0x0C0D0E0A,},
+ {2, 833, 0, 8, 6, 0x06060607, 0x08080807,},
+ {2, 1350, 0, 8, 7, 0x0708080A, 0x0A0B0C09,},
+ {2, 1666, 0, 8, 7, 0x0808090B, 0x0C0D0E0A,},
+ {1, 833, 0, 8, 6, 0x06060607, 0x08080807,},
+ {1, 1350, 0, 8, 7, 0x0708080A, 0x0A0B0C09,},
+ {1, 1666, 0, 8, 7, 0x0808090B, 0x0C0D0E0A,},
#else
#error DDR type not defined
#endif
#else
popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_75ohm);
popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm);
+
+ /* optimize cpo for erratum A-009942 */
+ popts->cpo_sample = 0x5f;
#endif
/* T1023 supports max DDR bus 32bit width, T1024 supports DDR 64bit,
#endif
}
-phys_size_t initdram(int board_type)
+#if defined(CONFIG_DEEP_SLEEP)
+void board_mem_sleep_setup(void)
+{
+ void __iomem *qixis_base = (void *)QIXIS_BASE;
+
+ /* does not provide HW signals for power management */
+ clrbits_8(qixis_base + 0x21, 0x2);
+ /* Disable MCKE isolation */
+ gpio_set_value(2, 0);
+ udelay(1);
+}
+#endif
+
+int dram_init(void)
{
phys_size_t dram_size;
#if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_RAMBOOT_PBL)
puts("Initializing....using SPD\n");
-
dram_size = fsl_ddr_sdram();
- dram_size = setup_ddr_tlbs(dram_size / 0x100000);
- dram_size *= 0x100000;
#else
/* DDR has been initialised by first stage boot loader */
dram_size = fsl_ddr_sdram_size();
#endif
- return dram_size;
+ dram_size = setup_ddr_tlbs(dram_size / 0x100000);
+ dram_size *= 0x100000;
+
+#if defined(CONFIG_DEEP_SLEEP) && !defined(CONFIG_SPL_BUILD)
+ fsl_dp_resume();
+#endif
+
+ gd->ram_size = dram_size;
+
+ return 0;
}