.endif
.endm
-#define MXC_DCD_ITEM(addr, val) mxc_dcd_item addr, val
+#define MXC_DCD_ITEM(addr, val) mxc_dcd_item (addr), (val)
#if PHYS_SDRAM_1_WIDTH == 64
-#define MXC_DCD_ITEM_64(addr, val) mxc_dcd_item addr, val
+#define MXC_DCD_ITEM_64(addr, val) mxc_dcd_item (addr), (val)
#define MXC_DCD_CMD_CHK_64(type, flags, addr, mask) MXC_DCD_CMD_CHK(type, flags, addr, mask)
#else
#define MXC_DCD_ITEM_64(addr, val)
#define MXC_DCD_CMD_FLAG_WRITE 0x0
#define MXC_DCD_CMD_FLAG_CLR 0x1
#define MXC_DCD_CMD_FLAG_SET 0x3
-#define MXC_DCD_CMD_FLAG_CHK_ANY (1 << 0)
-#define MXC_DCD_CMD_FLAG_CHK_SET (1 << 1)
-#define MXC_DCD_CMD_FLAG_CHK_CLR (0 << 1)
+#define MXC_DCD_CMD_FLAG_CHK_CLR ((0 << 0) | (0 << 1))
+#define MXC_DCD_CMD_FLAG_CHK_SET ((0 << 0) | (1 << 1))
+#define MXC_DCD_CMD_FLAG_CHK_ANY_CLR ((1 << 0) | (0 << 1))
+#define MXC_DCD_CMD_FLAG_CHK_ANY_SET ((1 << 0) | (1 << 1))
-#define MXC_DCD_CMD_WRT(type, flags, next) \
- .word CPU_2_BE_32((0xcc << 24) | (((next) - .) << 8) | ((flags) << 3) | (type))
+#define MXC_DCD_START \
+ .word CPU_2_BE_32((0xd2 << 24) | ((dcd_end - .) << 8) | DCD_VERSION) ; \
+dcd_start:
+
+ .macro MXC_DCD_END
+1:
+ .ifgt . - dcd_start - 1768
+ .error "DCD too large!"
+ .endif
+dcd_end:
+ .endm
+
+#define MXC_DCD_CMD_WRT(type, flags) \
+1: .word CPU_2_BE_32((0xcc << 24) | ((1f - .) << 8) | ((flags) << 3) | (type))
-#define MXC_DCD_CMD_CHK(type, flags, addr, mask) \
- .word CPU_2_BE_32((0xcf << 24) | (12 << 8) | ((flags) << 3) | (type)),\
+#define MXC_DCD_CMD_CHK(type, flags, addr, mask) \
+1: .word CPU_2_BE_32((0xcf << 24) | (12 << 8) | ((flags) << 3) | (type)), \
CPU_2_BE_32(addr), CPU_2_BE_32(mask)
-#define MXC_DCD_CMD_CHK_CNT(type, flags, addr, mask, count) \
- .word CPU_2_BE_32((0xcf << 24) | (16 << 8) | ((flags) << 3) | (type)),\
+#define MXC_DCD_CMD_CHK_CNT(type, flags, addr, mask, count) \
+1: .word CPU_2_BE_32((0xcf << 24) | (16 << 8) | ((flags) << 3) | (type)), \
CPU_2_BE_32(addr), CPU_2_BE_32(mask), CPU_2_BE_32(count)
-#define MXC_DCD_CMD_NOP() \
- .word CPU_2_BE_32((0xc0 << 24) | (4 << 8))
+#define MXC_DCD_CMD_NOP() \
+1: .word CPU_2_BE_32((0xc0 << 24) | (4 << 8))
+
#define CK_TO_NS(ck) (((ck) * 1000 + SDRAM_CLK / 2) / SDRAM_CLK)
#define NS_TO_CK(ns) (((ns) * SDRAM_CLK + 999) / 1000)
#endif
dcd_hdr:
- .word CPU_2_BE_32((0xd2 << 24) | ((dcd_end - .) << 8) | DCD_VERSION)
-dcd_start:
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, ddr_reset)
+ MXC_DCD_START
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
/* RESET_OUT GPIO_7_12 */
MXC_DCD_ITEM(IOMUXC_SW_MUX_CTL_PAD_GPIO17, 0x00000005)
MXC_DCD_ITEM_64(MMDC2_MPRDDQBY3DL, 0x33333333)
/* MDMISC */
MXC_DCD_ITEM(MMDC1_MDMISC, MDMISC_VAL | 2) /* reset MMDC FSM */
-ddr_reset:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MDMISC, 0x00000002)
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, con_ack)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
/* MSDSCR Conf Req */
MXC_DCD_ITEM(MMDC1_MDSCR, 0x00008000)
-con_ack:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_SET, MMDC1_MDSCR, 0x00004000)
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, ddr_calib)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
/* MDCTL */
MXC_DCD_ITEM(MMDC1_MDCTL, MDCTL_VAL)
-ddr_calib:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_SET, MMDC1_MDMISC, 0x40000000)
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, zq_calib)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
MXC_DCD_ITEM(MMDC1_MDCFG0, MDCFG0_VAL)
MXC_DCD_ITEM(MMDC1_MDCFG1, MDCFG1_VAL)
MXC_DCD_ITEM(MMDC1_MDSCR, 0x04008040) /* MRS: ZQ calibration */
MXC_DCD_ITEM(MMDC1_MPZQHWCTRL, 0xa139002b)
-zq_calib:
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, wl_calib)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
MXC_DCD_ITEM(MMDC1_MPZQHWCTRL, 0xa1380000)
#ifdef DO_WL_CALIB
MXC_DCD_ITEM(MMDC1_MDSCR, 0x00808231) /* MRS: start write leveling */
MXC_DCD_ITEM(MMDC1_MPWLGCR, 0x00000001) /* initiate Write leveling */
-wl_calib:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPWLGCR, 0x00000001)
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPWLGCR, 0x00000f00)
#if PHYS_SDRAM_1_WIDTH == 64
MXC_DCD_ITEM(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))
-wl_calib:
#endif /* DO_WL_CALIB */
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, dqs_fifo_reset)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
MXC_DCD_ITEM(MMDC1_MDSCR, MDSCR_MRS_VAL(0, 1, mr1_val)) /* MRS: end write leveling */
MXC_DCD_ITEM(MMDC1_MPZQHWCTRL, 0xa138002b)
MXC_DCD_ITEM_64(MMDC2_MPWRDLCTL, 0x40404040) /* DQ WR Delay default values */
MXC_DCD_ITEM(MMDC1_MPMUR0, 0x00000800)
MXC_DCD_ITEM(MMDC1_MPDGCTRL0, 0x80000000) /* issue fifo reset */
-dqs_fifo_reset:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPDGCTRL0, 0x80000000)
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, dqs_fifo_reset2)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
MXC_DCD_ITEM(MMDC1_MPDGCTRL0, 0x80000000) /* issue 2nd fifo reset */
-dqs_fifo_reset2:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPDGCTRL0, 0x80000000)
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, dqs_calib)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
MXC_DCD_ITEM(MMDC1_MPDGCTRL0, 0x50800000) /* choose 32 wait cycles and start DQS calib. */
-dqs_calib:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPDGCTRL0, 0x10000000)
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPDGCTRL0, 0x00001000)
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, rd_dl_calib)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
/* DRAM_SDQS[0..7] pad config */
MXC_DCD_ITEM(IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS0_P, SDQS_MASK)
MXC_DCD_ITEM(MMDC1_MDSCR, 0x04008050) /* precharge all to bank 0 */
MXC_DCD_ITEM(MMDC1_MPRDDLHWCTL, 0x00000030) /* MPRDDLHWCTL: HW_WR_DL_CMP_CYC | HW_RD_DL_EN */
MXC_DCD_ITEM_64(MMDC2_MPRDDLHWCTL, 0x00000030) /* MPRDDLHWCTL: HW_WR_DL_CMP_CYC | HW_RD_DL_EN */
-rd_dl_calib:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPRDDLHWCTL, 0x00000010)
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPRDDLHWCTL, 0x0000000f)
MXC_DCD_CMD_CHK_64(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC2_MPRDDLHWCTL, 0x00000010)
MXC_DCD_CMD_CHK_64(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC2_MPRDDLHWCTL, 0x0000000f)
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, wr_dl_calib)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
MXC_DCD_ITEM(MMDC1_MDSCR, 0x04008050) /* precharge all to bank 0 */
MXC_DCD_ITEM(MMDC1_MPWRDLHWCTL, 0x00000030) /* start WR DL calibration */
-wr_dl_calib:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPWRDLHWCTL, 0x00000010)
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MPWRDLHWCTL, 0x0000000f)
#if PHYS_SDRAM_1_WIDTH == 64
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, wr_dl_calib2)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
MXC_DCD_ITEM(MMDC1_MDSCR, 0x04008050) /* precharge all to bank 0 */
MXC_DCD_ITEM(MMDC2_MPWRDLHWCTL, 0x00000030) /* start WR DL calibration */
-wr_dl_calib2:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC2_MPWRDLHWCTL, 0x00000010)
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC2_MPWRDLHWCTL, 0x0000000f)
#endif
- MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE, con_ack_clr)
+ MXC_DCD_CMD_WRT(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_WRITE)
MXC_DCD_ITEM(MMDC1_MDSCR, MDSCR_MRS_VAL(0, 3, 0)) /* MRS: select normal data path */
MXC_DCD_ITEM(MMDC1_MDREF, (3 << 11) | (0 << 14)) /* 4 cycles per 64kHz period (3.9us) */
/* MDSCR: Normal operation */
MXC_DCD_ITEM(MMDC1_MDSCR, 0x00000000)
-
-con_ack_clr:
MXC_DCD_CMD_CHK(MXC_DCD_CMD_SZ_WORD, MXC_DCD_CMD_FLAG_CHK_CLR, MMDC1_MDSCR, 0x00004000)
-dcd_end:
- .ifgt dcd_end - dcd_start - 1768
- .error "DCD too large!"
- .endif
+ MXC_DCD_END