#define CK_TO_NS(ck) (((ck) * 1000 + SDRAM_CLK / 2) / SDRAM_CLK)
#define NS_TO_CK(ns) (((ns) * SDRAM_CLK + 999) / 1000)
#define NS_TO_CK10(ns) DIV_ROUND_UP(NS_TO_CK(ns), 10)
+#define PS_TO_CK(ps) DIV_ROUND_UP(NS_TO_CK(ps), 1000)
.macro CK_VAL, name, clks, offs, max
.iflt \clks - \offs
#define ADDR_MIRROR 0
#define DDR_TYPE MDMISC_DDR_TYPE_DDR3
-/* 512/1024MiB SDRAM: NT5CB128M16FP-DII */
+/* 512/1024MiB SDRAM: NT5CB128M16FP-DII or MT41K128M16JT-125 */
#if SDRAM_CLK > 666 && SDRAM_CLK <= 800
#define CL_VAL 11
#define CWL_VAL 8
/* MDCFG0 0x0c */
NS_VAL tRFC, 160, 1, 255 /* clks - 1 (0..255) */
CK_MAX tXS, NS_TO_CK(CK_TO_NS(tRFC + 1) + 10), 5, 1, 255 /* clks - 1 (0..255) tRFC + 10 */
-CK_MAX tXP, NS_TO_CK10(75), 3, 1, 7 /* clks - 1 (0..7) */ /* max(3tCK, 7.5ns) */
-CK_MAX tXPDLL, NS_TO_CK(24), 2, 1, 15 /* clks - 1 (0..15) */
-NS_VAL tFAW, 50, 1, 31 /* clks - 1 (0..31) */
+CK_MAX tXP, NS_TO_CK10(75), 3, 1, 7 /* clks - 1 (0..7) */ /* max(3tCK, 7.5ns) (MT41K128M16JT: 6ns) */
+CK_MAX tXPDLL, NS_TO_CK(24), 10, 1, 15 /* clks - 1 (0..15) */
+NS_VAL tFAW, 50, 1, 31 /* clks - 1 (0..31) (MT41K128M16JT: 30ns) */
CK_VAL tCL, CL_VAL, 3, 8 /* clks - 3 (0..8) CAS Latency */
/* MDCFG1 0x10 */
-CK_VAL tRCD, NS_TO_CK10(125), 1, 7 /* clks - 1 (0..7) */ /* 12.5 */
-CK_VAL tRP, NS_TO_CK10(125), 1, 7 /* clks - 1 (0..7) */ /* 12.5 */
-NS_VAL tRC, 50, 1, 31 /* clks - 1 (0..31) */
-CK_VAL tRAS, NS_TO_CK10(375), 1, 31 /* clks - 1 (0..31) */ /* 37.5 */
+CK_VAL tRCD, PS_TO_CK(13750), 1, 7 /* clks - 1 (0..7) */ /* 13.75 (NT5CB128M16FP: 12.5ns) */
+CK_VAL tRP, PS_TO_CK(13750), 1, 7 /* clks - 1 (0..7) */ /* 13.75 (NT5CB128M16FP: 12.5ns) */
+NS_VAL tRC, 50, 1, 31 /* clks - 1 (0..31) (MT41K128M16JT: 49ns) */
+CK_VAL tRAS, NS_TO_CK10(375), 1, 31 /* clks - 1 (0..31) (MT41K128M16JT: 3.5ns) */
CK_VAL tRPA, 1, 0, 1 /* clks (0..1) */
NS_VAL tWR, 15, 1, 15 /* clks - 1 (0..15) */
CK_VAL tMRD, 4, 1, 15 /* clks - 1 (0..15) */
CK_VAL tCWL, CWL_VAL, 2, 6 /* clks - 2 (0..6) */
/* MDCFG2 0x14 */
-CK_VAL tDLLK, 512, 1, 511 /* clks - 1 (0..511) */
+CK_VAL tDLLK, 512, 1, 511 /* clks - 1 (0..511) */ /* (Jedec Standard) */
CK_MAX tRTP, NS_TO_CK10(75), 4, 1, 7 /* clks - 1 (0..7) */ /* max(4tCK, 7.5ns) */
CK_MAX tWTR, NS_TO_CK10(75), 4, 1, 7 /* clks - 1 (0..7) */ /* max(4tCK, 7.5ns) */
-CK_MAX tRRD, NS_TO_CK(10), 4, 1, 7 /* clks - 1 (0..7) */
+CK_MAX tRRD, NS_TO_CK(10), 4, 1, 7 /* clks - 1 (0..7) (MT41K128M16JT: 6ns) */
/* MDOR 0x30 */
CK_MAX tXPR, NS_TO_CK(CK_TO_NS(tRFC + 1) + 10), 5, 1, 255 /* clks - 1 (0..255) max(tRFC + 10, 5CK) */
#define tRST_CKE (DIV_ROUND_UP(500000, MDOR_CLK_PERIOD_ns) + 2)
/* MDOTC 0x08 */
-CK_VAL tAOFPD, NS_TO_CK10(85), 1, 7 /* clks - 1 (0..7) */ /* 8.5ns */
-CK_VAL tAONPD, NS_TO_CK10(85), 1, 7 /* clks - 1 (0..7) */ /* 8.5ns */
+CK_VAL tAOFPD, NS_TO_CK10(85), 1, 7 /* clks - 1 (0..7) */ /* 2ns .. 8.5ns */
+CK_VAL tAONPD, NS_TO_CK10(85), 1, 7 /* clks - 1 (0..7) */ /* 2ns .. 8.5ns */
CK_VAL tANPD, tCWL + 1, 1, 15 /* clks - 1 (0..15) */
CK_VAL tAXPD, tCWL + 1, 1, 15 /* clks - 1 (0..15) */
CK_VAL tODTLon tCWL, 0, 7 /* clks - 1 (0..7) */ /* CWL+AL-2 */
#define MMDC1_MPMUR0 0x021b08b8
#if PHYS_SDRAM_1_WIDTH == 64
-#define MMDC2_MDPDC 0x021b4004
-
#define MMDC2_MPWLGCR 0x021b4808
#define MMDC2_MPWLDECTRL0 0x021b480c
#define MMDC2_MPWLDECTRL1 0x021b4810
#define IOMUXC_SW_SEL_INPUT_PAD_EIM_DATA21 0x020e0898
#define IOMUXC_SW_SEL_INPUT_PAD_EIM_DATA28 0x020e089c
-#define TX6_I2C1_SEL_INP_VAL 1
+#define TX6_I2C1_SEL_INP_VAL 0
#endif
#if defined(CONFIG_SOC_MX6DL) || defined(CONFIG_SOC_MX6S)
MXC_DCD_ITEM(IOMUXC_SW_PAD_CTL_GRP_TERM_CTL5, ODT_MASK)
MXC_DCD_ITEM(IOMUXC_SW_PAD_CTL_GRP_TERM_CTL6, ODT_MASK)
MXC_DCD_ITEM(IOMUXC_SW_PAD_CTL_GRP_TERM_CTL7, ODT_MASK)
+#endif
+#if PHYS_SDRAM_1_WIDTH > 16
+#define DO_DDR_CALIB
#endif
/* SDRAM initialization */
+#define WL_DLY_DQS_VAL 30
+#define WL_DLY_DQS0 (WL_DLY_DQS_VAL + 0)
+#define WL_DLY_DQS1 (WL_DLY_DQS_VAL + 0)
+#define WL_DLY_DQS2 (WL_DLY_DQS_VAL + 0)
+#define WL_DLY_DQS3 (WL_DLY_DQS_VAL + 0)
+#define WL_DLY_DQS4 (WL_DLY_DQS_VAL + 0)
+#define WL_DLY_DQS5 (WL_DLY_DQS_VAL + 0)
+#define WL_DLY_DQS6 (WL_DLY_DQS_VAL + 0)
+#define WL_DLY_DQS7 (WL_DLY_DQS_VAL + 0)
+
+ /* ZQ calibration */
+ MXC_DCD_ITEM(MMDC1_MDSCR, 0x04008010) /* precharge all */
+ MXC_DCD_ITEM(MMDC1_MDSCR, 0x04008040) /* MRS: ZQ calibration */
+ MXC_DCD_ITEM(MMDC1_MPZQHWCTRL, 0xa1390001)
+
+ MXC_DCD_ITEM(MMDC1_MPWLDECTRL0, (WL_DLY_DQS1 << 16) | (WL_DLY_DQS0 << 0))
+ MXC_DCD_ITEM_32(MMDC1_MPWLDECTRL1, (WL_DLY_DQS3 << 16) | (WL_DLY_DQS2 << 0))
+ MXC_DCD_ITEM_64(MMDC2_MPWLDECTRL0, (WL_DLY_DQS5 << 16) | (WL_DLY_DQS4 << 0))
+ MXC_DCD_ITEM_64(MMDC2_MPWLDECTRL1, (WL_DLY_DQS7 << 16) | (WL_DLY_DQS6 << 0))
+
+ MXC_DCD_ITEM(MMDC1_MPDGCTRL0, 0x43240334)
+ MXC_DCD_ITEM(MMDC1_MPDGCTRL1, 0x0324031a)
+ MXC_DCD_ITEM_64(MMDC2_MPDGCTRL0, 0x43340344)
+ MXC_DCD_ITEM_64(MMDC2_MPDGCTRL1, 0x03280276)
+
+ MXC_DCD_ITEM(MMDC1_MPRDDLCTL, 0x40404040) /* DQ RD Delay default values */
+ MXC_DCD_ITEM(MMDC1_MPWRDLCTL, 0x40404040) /* DQ WR Delay default values */
+ MXC_DCD_ITEM_64(MMDC2_MPRDDLCTL, 0x40404040) /* DQ RD Delay default values */
+ MXC_DCD_ITEM_64(MMDC2_MPWRDLCTL, 0x40404040) /* DQ WR Delay default values */
+
/* MPRDDQBY[0..7]DL */
MXC_DCD_ITEM(MMDC1_MPRDDQBY0DL, 0x33333333)
MXC_DCD_ITEM(MMDC1_MPRDDQBY1DL, 0x33333333)
MXC_DCD_ITEM_64(MMDC2_MPRDDQBY1DL, 0x33333333)
MXC_DCD_ITEM_64(MMDC2_MPRDDQBY2DL, 0x33333333)
MXC_DCD_ITEM_64(MMDC2_MPRDDQBY3DL, 0x33333333)
+#define MPMUR_FRC_MSR (1 << 11)
+ MXC_DCD_ITEM(MMDC1_MPMUR0, MPMUR_FRC_MSR)
+ MXC_DCD_ITEM_64(MMDC2_MPMUR0, MPMUR_FRC_MSR)
/* MDMISC */
MXC_DCD_ITEM(MMDC1_MDMISC, MDMISC_VAL | 2) /* reset MMDC FSM */
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MDMISC, 0x00000002)
MXC_DCD_ITEM(MMDC1_MDSCR, MDSCR_MRS_VAL(1, 2, mr2_val))
MXC_DCD_ITEM(MMDC1_MDSCR, MDSCR_MRS_VAL(1, 3, 0))
#endif
-
MXC_DCD_ITEM(MMDC1_MDREF, 0x0000c000) /* disable refresh */
MXC_DCD_ITEM(MMDC1_MDSCR, 0x00008020) /* issue one refresh cycle */
MXC_DCD_ITEM(MMDC1_MPPDCMPR2, 0x00000003) /* select default compare pattern for DQ calibration */
MXC_DCD_ITEM(MMDC1_MAPSR, 1)
+#ifdef DO_DDR_CALIB
/* ZQ calibration */
MXC_DCD_ITEM(MMDC1_MDSCR, 0x04008010) /* precharge all */
MXC_DCD_ITEM(MMDC1_MDSCR, 0x04008040) /* MRS: ZQ calibration */
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPZQHWCTRL, 0x00010000)
MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
-
MXC_DCD_ITEM(MMDC1_MPZQHWCTRL, 0xa1380000)
-
-#define WL_DLY_DQS_VAL 30
-#define WL_DLY_DQS0 (WL_DLY_DQS_VAL + 0)
-#define WL_DLY_DQS1 (WL_DLY_DQS_VAL + 0)
-#define WL_DLY_DQS2 (WL_DLY_DQS_VAL + 0)
-#define WL_DLY_DQS3 (WL_DLY_DQS_VAL + 0)
-#define WL_DLY_DQS4 (WL_DLY_DQS_VAL + 0)
-#define WL_DLY_DQS5 (WL_DLY_DQS_VAL + 0)
-#define WL_DLY_DQS6 (WL_DLY_DQS_VAL + 0)
-#define WL_DLY_DQS7 (WL_DLY_DQS_VAL + 0)
- /* Write leveling */
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_SET)
- MXC_DCD_ITEM(MMDC1_MDMISC, MDMISC_RALAT(~0) | MDMISC_WALAT(~0)) /* increase WALAT/RALAT to max. */
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
-
- MXC_DCD_ITEM(MMDC1_MPWLDECTRL0, (WL_DLY_DQS1 << 16) | (WL_DLY_DQS0 << 0))
- MXC_DCD_ITEM_32(MMDC1_MPWLDECTRL1, (WL_DLY_DQS3 << 16) | (WL_DLY_DQS2 << 0))
- MXC_DCD_ITEM_64(MMDC2_MPWLDECTRL0, (WL_DLY_DQS5 << 16) | (WL_DLY_DQS4 << 0))
- MXC_DCD_ITEM_64(MMDC2_MPWLDECTRL1, (WL_DLY_DQS7 << 16) | (WL_DLY_DQS6 << 0))
-
-#if PHYS_SDRAM_1_WIDTH > 16
-#define DO_DDR_CALIB
#endif
- /* DQS gating calibration */
MXC_DCD_ITEM(MMDC1_MDSCR, MDSCR_MRS_VAL(0, 3, 4)) /* MRS: select MPR */
#if BANK_ADDR_BITS > 1
MXC_DCD_ITEM(MMDC1_MDSCR, MDSCR_MRS_VAL(1, 3, 4)) /* MRS: select MPR */
#endif
- MXC_DCD_ITEM(IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS0_P, SDQS_MASK | 0x7000) /* enable Pullups on DQS pads */
- MXC_DCD_ITEM(IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS1_P, SDQS_MASK | 0x7000)
- MXC_DCD_ITEM_32(IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS2_P, SDQS_MASK | 0x7000)
- MXC_DCD_ITEM_32(IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS3_P, SDQS_MASK | 0x7000)
- MXC_DCD_ITEM_64(IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS4_P, SDQS_MASK | 0x7000)
- MXC_DCD_ITEM_64(IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS5_P, SDQS_MASK | 0x7000)
- MXC_DCD_ITEM_64(IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS6_P, SDQS_MASK | 0x7000)
- MXC_DCD_ITEM_64(IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS7_P, SDQS_MASK | 0x7000)
- MXC_DCD_ITEM(MMDC1_MDSCR, 0x04008050) /* precharge all to bank 0 */
-
- MXC_DCD_ITEM(MMDC1_MPRDDLCTL, 0x40404040) /* DQ RD Delay default values */
- MXC_DCD_ITEM(MMDC1_MPWRDLCTL, 0x40404040) /* DQ WR Delay default values */
- MXC_DCD_ITEM_64(MMDC2_MPRDDLCTL, 0x40404040) /* DQ RD Delay default values */
- MXC_DCD_ITEM_64(MMDC2_MPWRDLCTL, 0x40404040) /* DQ WR Delay default values */
-#define MPMUR_FRC_MSR (1 << 11)
- MXC_DCD_ITEM(MMDC1_MPMUR0, MPMUR_FRC_MSR)
- MXC_DCD_ITEM_64(MMDC2_MPMUR0, MPMUR_FRC_MSR)
-#ifdef DO_DDR_CALIB
- MXC_DCD_ITEM(MMDC1_MPDGCTRL0, (1 << 30) | (1 << 28) | (0 << 23)) /* choose 32 wait cycles and start DQS calib. */
- MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_ANY_CLR, MMDC1_MPDGCTRL0, 0x10001000)
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
-#else /* DO_DDR_CALIB */
- MXC_DCD_ITEM(MMDC1_MPDGCTRL0, 0x41e20160)
- MXC_DCD_ITEM(MMDC1_MPDGCTRL1, 0x014d014f)
- MXC_DCD_ITEM_64(MMDC2_MPDGCTRL0, 0x014f0150)
- MXC_DCD_ITEM_64(MMDC2_MPDGCTRL1, 0x0144014a)
- MXC_DCD_ITEM(MMDC1_MPMUR0, MPMUR_FRC_MSR)
- MXC_DCD_ITEM_64(MMDC2_MPMUR0, MPMUR_FRC_MSR)
-#endif /* DO_DDR_CALIB */
MXC_DCD_ITEM(MMDC1_MDMISC, MDMISC_VAL)
/* DRAM_SDQS[0..7] pad config */
MXC_DCD_ITEM(IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS0_P, SDQS_MASK)
MXC_DCD_CMD_CHK_32(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPRDDLHWCTL, 0x0000001f)
MXC_DCD_CMD_CHK_64(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC2_MPRDDLHWCTL, 0x0000001f)
MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
-#else /* DO_DDR_CALIB */
- MXC_DCD_ITEM(MMDC1_MPRDDLCTL, 0x4a4f4e4c)
- MXC_DCD_ITEM_64(MMDC2_MPRDDLCTL, 0x4e50504a)
-#endif /* DO_DDR_CALIB */
-#ifdef DO_DDR_CALIB
+
/* Write delay calibration */
MXC_DCD_ITEM(MMDC1_MDSCR, 0x04008050) /* precharge all to bank 0 */
MXC_DCD_ITEM(MMDC1_MPWRDLHWCTL, 0x00000030) /* start WR DL calibration */
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC2_MPWRDLHWCTL, 0x0000001f)
#endif
MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
-#else /* DO_DDR_CALIB */
- MXC_DCD_ITEM(MMDC1_MPWRDLCTL, 0x3f3f3f3f)
- MXC_DCD_ITEM_64(MMDC2_MPWRDLCTL, 0x3f3f3f3f)
- MXC_DCD_ITEM(MMDC1_MPMUR0, MPMUR_FRC_MSR)
- MXC_DCD_ITEM_64(MMDC2_MPMUR0, MPMUR_FRC_MSR)
#endif /* DO_DDR_CALIB */
MXC_DCD_ITEM(MMDC1_MDSCR, MDSCR_MRS_VAL(0, 3, 0)) /* MRS: select normal data path */
#if BANK_ADDR_BITS > 1
projects / karo-tx-uboot.git / blobdiff