diff options
Diffstat (limited to 'include/asm-ppc')
| -rw-r--r-- | include/asm-ppc/ppc4xx-sdram.h | 267 |
1 files changed, 221 insertions, 46 deletions
diff --git a/include/asm-ppc/ppc4xx-sdram.h b/include/asm-ppc/ppc4xx-sdram.h index d01e07e..df787b3 100644 --- a/include/asm-ppc/ppc4xx-sdram.h +++ b/include/asm-ppc/ppc4xx-sdram.h @@ -562,7 +562,7 @@ * SDRAM Delay Line Calibration Register */ #define SDRAM_DLCR_DCLM_MASK 0x80000000 -#define SDRAM_DLCR_DCLM_MANUEL 0x80000000 +#define SDRAM_DLCR_DCLM_MANUAL 0x80000000 #define SDRAM_DLCR_DCLM_AUTO 0x00000000 #define SDRAM_DLCR_DLCR_MASK 0x08000000 #define SDRAM_DLCR_DLCR_CALIBRATE 0x08000000 @@ -578,59 +578,234 @@ #define SDRAM_DLCR_DLCV_DECODE(n) ((((u32)(n))>>0)&0x1FF) /* + * SDRAM Memory On Die Terimination Control Register + */ +#define SDRAM_MODT_ODTON_DISABLE PPC_REG_VAL(0, 0) +#define SDRAM_MODT_ODTON_ENABLE PPC_REG_VAL(0, 1) +#define SDRAM_MODT_EB1W_DISABLE PPC_REG_VAL(1, 0) +#define SDRAM_MODT_EB1W_ENABLE PPC_REG_VAL(1, 1) +#define SDRAM_MODT_EB1R_DISABLE PPC_REG_VAL(2, 0) +#define SDRAM_MODT_EB1R_ENABLE PPC_REG_VAL(2, 1) +#define SDRAM_MODT_EB0W_DISABLE PPC_REG_VAL(7, 0) +#define SDRAM_MODT_EB0W_ENABLE PPC_REG_VAL(7, 1) +#define SDRAM_MODT_EB0R_DISABLE PPC_REG_VAL(8, 0) +#define SDRAM_MODT_EB0R_ENABLE PPC_REG_VAL(8, 1) + +/* * SDRAM Controller On Die Termination Register */ -#define SDRAM_CODT_ODT_ON 0x80000000 -#define SDRAM_CODT_ODT_OFF 0x00000000 -#define SDRAM_CODT_DQS_VOLTAGE_DDR_MASK 0x00000020 -#define SDRAM_CODT_DQS_2_5_V_DDR1 0x00000000 -#define SDRAM_CODT_DQS_1_8_V_DDR2 0x00000020 -#define SDRAM_CODT_DQS_MASK 0x00000010 -#define SDRAM_CODT_DQS_DIFFERENTIAL 0x00000000 -#define SDRAM_CODT_DQS_SINGLE_END 0x00000010 -#define SDRAM_CODT_CKSE_DIFFERENTIAL 0x00000000 -#define SDRAM_CODT_CKSE_SINGLE_END 0x00000008 -#define SDRAM_CODT_FEEBBACK_RCV_SINGLE_END 0x00000004 -#define SDRAM_CODT_FEEBBACK_DRV_SINGLE_END 0x00000002 -#define SDRAM_CODT_IO_HIZ 0x00000000 -#define SDRAM_CODT_IO_NMODE 0x00000001 +#define SDRAM_CODT_ODT_ON PPC_REG_VAL(0, 1) +#define SDRAM_CODT_ODT_OFF PPC_REG_VAL(0, 0) +#define SDRAM_CODT_RK1W_ON PPC_REG_VAL(1, 1) +#define SDRAM_CODT_RK1W_OFF PPC_REG_VAL(1, 0) +#define SDRAM_CODT_RK1R_ON PPC_REG_VAL(2, 1) +#define SDRAM_CODT_RK1R_OFF PPC_REG_VAL(2, 0) +#define SDRAM_CODT_RK0W_ON PPC_REG_VAL(7, 1) +#define SDRAM_CODT_RK0W_OFF PPC_REG_VAL(7, 0) +#define SDRAM_CODT_RK0R_ON PPC_REG_VAL(8, 1) +#define SDRAM_CODT_RK0R_OFF PPC_REG_VAL(8, 0) +#define SDRAM_CODT_ODTSH_NORMAL PPC_REG_VAL(10, 0) +#define SDRAM_CODT_ODTSH_REMOVE_ONE_AT_END PPC_REG_VAL(10, 1) +#define SDRAM_CODT_ODTSH_ADD_ONE_AT_START PPC_REG_VAL(10, 2) +#define SDRAM_CODT_ODTSH_SHIFT_ONE_EARLIER PPC_REG_VAL(10, 3) +#define SDRAM_CODT_CODTZ_75OHM PPC_REG_VAL(11, 0) +#define SDRAM_CODT_CKEG_ON PPC_REG_VAL(12, 1) +#define SDRAM_CODT_CKEG_OFF PPC_REG_VAL(12, 0) +#define SDRAM_CODT_CTLG_ON PPC_REG_VAL(13, 1) +#define SDRAM_CODT_CTLG_OFF PPC_REG_VAL(13, 0) +#define SDRAM_CODT_FBDG_ON PPC_REG_VAL(14, 1) +#define SDRAM_CODT_FBDG_OFF PPC_REG_VAL(14, 0) +#define SDRAM_CODT_FBRG_ON PPC_REG_VAL(15, 1) +#define SDRAM_CODT_FBRG_OFF PPC_REG_VAL(15, 0) +#define SDRAM_CODT_CKLZ_36OHM PPC_REG_VAL(18, 1) +#define SDRAM_CODT_CKLZ_18OHM PPC_REG_VAL(18, 0) +#define SDRAM_CODT_DQS_VOLTAGE_DDR_MASK PPC_REG_VAL(26, 1) +#define SDRAM_CODT_DQS_2_5_V_DDR1 PPC_REG_VAL(26, 0) +#define SDRAM_CODT_DQS_1_8_V_DDR2 PPC_REG_VAL(26, 1) +#define SDRAM_CODT_DQS_MASK PPC_REG_VAL(27, 1) +#define SDRAM_CODT_DQS_DIFFERENTIAL PPC_REG_VAL(27, 0) +#define SDRAM_CODT_DQS_SINGLE_END PPC_REG_VAL(27, 1) +#define SDRAM_CODT_CKSE_DIFFERENTIAL PPC_REG_VAL(28, 0) +#define SDRAM_CODT_CKSE_SINGLE_END PPC_REG_VAL(28, 1) +#define SDRAM_CODT_FEEBBACK_RCV_SINGLE_END PPC_REG_VAL(29, 1) +#define SDRAM_CODT_FEEBBACK_DRV_SINGLE_END PPC_REG_VAL(30, 1) +#define SDRAM_CODT_IO_HIZ PPC_REG_VAL(31, 0) +#define SDRAM_CODT_IO_NMODE PPC_REG_VAL(31, 1) + +/* + * SDRAM Initialization Preload Register + */ +#define SDRAM_INITPLR_ENABLE PPC_REG_VAL(0, 1) +#define SDRAM_INITPLR_DISABLE PPC_REG_VAL(0, 0) +#define SDRAM_INITPLR_IMWT_MASK PPC_REG_VAL(8, 0xFF) +#define SDRAM_INITPLR_IMWT_ENCODE(n) PPC_REG_VAL(8, \ + (static_cast(u32, \ + n)) \ + & 0xFF) +#define SDRAM_INITPLR_ICMD_MASK PPC_REG_VAL(12, 0x7) +#define SDRAM_INITPLR_ICMD_ENCODE(n) PPC_REG_VAL(12, \ + (static_cast(u32, \ + n)) \ + & 0x7) +#define SDRAM_INITPLR_IBA_MASK PPC_REG_VAL(15, 0x7) +#define SDRAM_INITPLR_IBA_ENCODE(n) PPC_REG_VAL(15, \ + (static_cast(u32, \ + n)) \ + & 0x7) +#define SDRAM_INITPLR_IMA_MASK PPC_REG_VAL(31, 0x7FFF) +#define SDRAM_INITPLR_IMA_ENCODE(n) PPC_REG_VAL(31, \ + (static_cast(u32, \ + n)) \ + & 0x7FFF) + +/* + * JEDEC DDR Initialization Commands + */ +#define JEDEC_CMD_NOP 7 +#define JEDEC_CMD_PRECHARGE 2 +#define JEDEC_CMD_REFRESH 1 +#define JEDEC_CMD_EMR 0 +#define JEDEC_CMD_READ 5 +#define JEDEC_CMD_WRITE 4 + +/* + * JEDEC Precharge Command Memory Address Arguments + */ +#define JEDEC_MA_PRECHARGE_ONE (0 << 10) +#define JEDEC_MA_PRECHARGE_ALL (1 << 10) + +/* + * JEDEC DDR EMR Command Bank Address Arguments + */ +#define JEDEC_BA_MR 0 +#define JEDEC_BA_EMR 1 +#define JEDEC_BA_EMR2 2 +#define JEDEC_BA_EMR3 3 + +/* + * JEDEC DDR Mode Register + */ +#define JEDEC_MA_MR_PDMODE_FAST_EXIT (0 << 12) +#define JEDEC_MA_MR_PDMODE_SLOW_EXIT (1 << 12) +#define JEDEC_MA_MR_WR_MASK (0x7 << 9) +#define JEDEC_MA_MR_WR_DDR1 (0x0 << 9) +#define JEDEC_MA_MR_WR_DDR2_2_CYC (0x1 << 9) +#define JEDEC_MA_MR_WR_DDR2_3_CYC (0x2 << 9) +#define JEDEC_MA_MR_WR_DDR2_4_CYC (0x3 << 9) +#define JEDEC_MA_MR_WR_DDR2_5_CYC (0x4 << 9) +#define JEDEC_MA_MR_WR_DDR2_6_CYC (0x5 << 9) +#define JEDEC_MA_MR_DLL_RESET (1 << 8) +#define JEDEC_MA_MR_MODE_NORMAL (0 << 8) +#define JEDEC_MA_MR_MODE_TEST (1 << 8) +#define JEDEC_MA_MR_CL_MASK (0x7 << 4) +#define JEDEC_MA_MR_CL_DDR1_2_0_CLK (0x2 << 4) +#define JEDEC_MA_MR_CL_DDR1_2_5_CLK (0x6 << 4) +#define JEDEC_MA_MR_CL_DDR1_3_0_CLK (0x3 << 4) +#define JEDEC_MA_MR_CL_DDR2_2_0_CLK (0x2 << 4) +#define JEDEC_MA_MR_CL_DDR2_3_0_CLK (0x3 << 4) +#define JEDEC_MA_MR_CL_DDR2_4_0_CLK (0x4 << 4) +#define JEDEC_MA_MR_CL_DDR2_5_0_CLK (0x5 << 4) +#define JEDEC_MA_MR_CL_DDR2_6_0_CLK (0x6 << 4) +#define JEDEC_MA_MR_CL_DDR2_7_0_CLK (0x7 << 4) +#define JEDEC_MA_MR_BTYP_SEQUENTIAL (0 << 3) +#define JEDEC_MA_MR_BTYP_INTERLEAVED (1 << 3) +#define JEDEC_MA_MR_BLEN_MASK (0x7 << 0) +#define JEDEC_MA_MR_BLEN_4 (2 << 0) +#define JEDEC_MA_MR_BLEN_8 (3 << 0) + +/* + * JEDEC DDR Extended Mode Register + */ +#define JEDEC_MA_EMR_OUTPUT_MASK (1 << 12) +#define JEDEC_MA_EMR_OUTPUT_ENABLE (0 << 12) +#define JEDEC_MA_EMR_OUTPUT_DISABLE (1 << 12) +#define JEDEC_MA_EMR_RQDS_MASK (1 << 11) +#define JEDEC_MA_EMR_RDQS_DISABLE (0 << 11) +#define JEDEC_MA_EMR_RDQS_ENABLE (1 << 11) +#define JEDEC_MA_EMR_DQS_MASK (1 << 10) +#define JEDEC_MA_EMR_DQS_DISABLE (1 << 10) +#define JEDEC_MA_EMR_DQS_ENABLE (0 << 10) +#define JEDEC_MA_EMR_OCD_MASK (0x7 << 7) +#define JEDEC_MA_EMR_OCD_EXIT (0 << 7) +#define JEDEC_MA_EMR_OCD_ENTER (7 << 7) +#define JEDEC_MA_EMR_AL_DDR1_0_CYC (0 << 3) +#define JEDEC_MA_EMR_AL_DDR2_1_CYC (1 << 3) +#define JEDEC_MA_EMR_AL_DDR2_2_CYC (2 << 3) +#define JEDEC_MA_EMR_AL_DDR2_3_CYC (3 << 3) +#define JEDEC_MA_EMR_AL_DDR2_4_CYC (4 << 3) +#define JEDEC_MA_EMR_RTT_MASK (0x11 << 2) +#define JEDEC_MA_EMR_RTT_DISABLED (0x00 << 2) +#define JEDEC_MA_EMR_RTT_75OHM (0x01 << 2) +#define JEDEC_MA_EMR_RTT_150OHM (0x10 << 2) +#define JEDEC_MA_EMR_RTT_50OHM (0x11 << 2) +#define JEDEC_MA_EMR_ODS_MASK (1 << 1) +#define JEDEC_MA_EMR_ODS_NORMAL (0 << 1) +#define JEDEC_MA_EMR_ODS_WEAK (1 << 1) +#define JEDEC_MA_EMR_DLL_MASK (1 << 0) +#define JEDEC_MA_EMR_DLL_ENABLE (0 << 0) +#define JEDEC_MA_EMR_DLL_DISABLE (1 << 0) + +/* + * JEDEC DDR Extended Mode Register 2 + */ +#define JEDEC_MA_EMR2_TEMP_COMMERCIAL (0 << 7) +#define JEDEC_MA_EMR2_TEMP_INDUSTRIAL (1 << 7) /* - * SDRAM Mode Register + * SDRAM Mode Register (Corresponds 1:1 w/ JEDEC Mode Register) */ -#define SDRAM_MMODE_WR_MASK 0x00000E00 -#define SDRAM_MMODE_WR_DDR1 0x00000000 -#define SDRAM_MMODE_WR_DDR2_3_CYC 0x00000400 -#define SDRAM_MMODE_WR_DDR2_4_CYC 0x00000600 -#define SDRAM_MMODE_WR_DDR2_5_CYC 0x00000800 -#define SDRAM_MMODE_WR_DDR2_6_CYC 0x00000A00 -#define SDRAM_MMODE_DCL_MASK 0x00000070 -#define SDRAM_MMODE_DCL_DDR1_2_0_CLK 0x00000020 -#define SDRAM_MMODE_DCL_DDR1_2_5_CLK 0x00000060 -#define SDRAM_MMODE_DCL_DDR1_3_0_CLK 0x00000030 -#define SDRAM_MMODE_DCL_DDR2_2_0_CLK 0x00000020 -#define SDRAM_MMODE_DCL_DDR2_3_0_CLK 0x00000030 -#define SDRAM_MMODE_DCL_DDR2_4_0_CLK 0x00000040 -#define SDRAM_MMODE_DCL_DDR2_5_0_CLK 0x00000050 -#define SDRAM_MMODE_DCL_DDR2_6_0_CLK 0x00000060 -#define SDRAM_MMODE_DCL_DDR2_7_0_CLK 0x00000070 +#define SDRAM_MMODE_WR_MASK JEDEC_MA_MR_WR_MASK +#define SDRAM_MMODE_WR_DDR1 JEDEC_MA_MR_WR_DDR1 +#define SDRAM_MMODE_WR_DDR2_2_CYC JEDEC_MA_MR_WR_DDR2_2_CYC +#define SDRAM_MMODE_WR_DDR2_3_CYC JEDEC_MA_MR_WR_DDR2_3_CYC +#define SDRAM_MMODE_WR_DDR2_4_CYC JEDEC_MA_MR_WR_DDR2_4_CYC +#define SDRAM_MMODE_WR_DDR2_5_CYC JEDEC_MA_MR_WR_DDR2_5_CYC +#define SDRAM_MMODE_WR_DDR2_6_CYC JEDEC_MA_MR_WR_DDR2_6_CYC +#define SDRAM_MMODE_DCL_MASK JEDEC_MA_MR_CL_MASK +#define SDRAM_MMODE_DCL_DDR1_2_0_CLK JEDEC_MA_MR_CL_DDR1_2_0_CLK +#define SDRAM_MMODE_DCL_DDR1_2_5_CLK JEDEC_MA_MR_CL_DDR1_2_5_CLK +#define SDRAM_MMODE_DCL_DDR1_3_0_CLK JEDEC_MA_MR_CL_DDR1_3_0_CLK +#define SDRAM_MMODE_DCL_DDR2_2_0_CLK JEDEC_MA_MR_CL_DDR2_2_0_CLK +#define SDRAM_MMODE_DCL_DDR2_3_0_CLK JEDEC_MA_MR_CL_DDR2_3_0_CLK +#define SDRAM_MMODE_DCL_DDR2_4_0_CLK JEDEC_MA_MR_CL_DDR2_4_0_CLK +#define SDRAM_MMODE_DCL_DDR2_5_0_CLK JEDEC_MA_MR_CL_DDR2_5_0_CLK +#define SDRAM_MMODE_DCL_DDR2_6_0_CLK JEDEC_MA_MR_CL_DDR2_6_0_CLK +#define SDRAM_MMODE_DCL_DDR2_7_0_CLK JEDEC_MA_MR_CL_DDR2_7_0_CLK +#define SDRAM_MMODE_BTYP_SEQUENTIAL JEDEC_MA_MR_BTYP_SEQUENTIAL +#define SDRAM_MMODE_BTYP_INTERLEAVED JEDEC_MA_MR_BTYP_INTERLEAVED +#define SDRAM_MMODE_BLEN_MASK JEDEC_MA_MR_BLEN_MASK +#define SDRAM_MMODE_BLEN_4 JEDEC_MA_MR_BLEN_4 +#define SDRAM_MMODE_BLEN_8 JEDEC_MA_MR_BLEN_8 /* - * SDRAM Extended Mode Register + * SDRAM Extended Mode Register (Corresponds 1:1 w/ JEDEC Extended + * Mode Register) */ -#define SDRAM_MEMODE_DIC_MASK 0x00000002 -#define SDRAM_MEMODE_DIC_NORMAL 0x00000000 -#define SDRAM_MEMODE_DIC_WEAK 0x00000002 -#define SDRAM_MEMODE_DLL_MASK 0x00000001 -#define SDRAM_MEMODE_DLL_DISABLE 0x00000001 -#define SDRAM_MEMODE_DLL_ENABLE 0x00000000 -#define SDRAM_MEMODE_RTT_MASK 0x00000044 -#define SDRAM_MEMODE_RTT_DISABLED 0x00000000 -#define SDRAM_MEMODE_RTT_75OHM 0x00000004 -#define SDRAM_MEMODE_RTT_150OHM 0x00000040 -#define SDRAM_MEMODE_DQS_MASK 0x00000400 -#define SDRAM_MEMODE_DQS_DISABLE 0x00000400 -#define SDRAM_MEMODE_DQS_ENABLE 0x00000000 +#define SDRAM_MEMODE_QOFF_MASK JEDEC_MA_EMR_OUTPUT_MASK +#define SDRAM_MEMODE_QOFF_DISABLE JEDEC_MA_EMR_OUTPUT_DISABLE +#define SDRAM_MEMODE_QOFF_ENABLE JEDEC_MA_EMR_OUTPUT_ENABLE +#define SDRAM_MEMODE_RDQS_MASK JEDEC_MA_EMR_RQDS_MASK +#define SDRAM_MEMODE_RDQS_DISABLE JEDEC_MA_EMR_RDQS_DISABLE +#define SDRAM_MEMODE_RDQS_ENABLE JEDEC_MA_EMR_RDQS_ENABLE +#define SDRAM_MEMODE_DQS_MASK JEDEC_MA_EMR_DQS_MASK +#define SDRAM_MEMODE_DQS_DISABLE JEDEC_MA_EMR_DQS_DISABLE +#define SDRAM_MEMODE_DQS_ENABLE JEDEC_MA_EMR_DQS_ENABLE +#define SDRAM_MEMODE_AL_DDR1_0_CYC JEDEC_MA_EMR_AL_DDR1_0_CYC +#define SDRAM_MEMODE_AL_DDR2_1_CYC JEDEC_MA_EMR_AL_DDR2_1_CYC +#define SDRAM_MEMODE_AL_DDR2_2_CYC JEDEC_MA_EMR_AL_DDR2_2_CYC +#define SDRAM_MEMODE_AL_DDR2_3_CYC JEDEC_MA_EMR_AL_DDR2_3_CYC +#define SDRAM_MEMODE_AL_DDR2_4_CYC JEDEC_MA_EMR_AL_DDR2_4_CYC +#define SDRAM_MEMODE_RTT_MASK JEDEC_MA_EMR_RTT_MASK +#define SDRAM_MEMODE_RTT_DISABLED JEDEC_MA_EMR_RTT_DISABLED +#define SDRAM_MEMODE_RTT_75OHM JEDEC_MA_EMR_RTT_75OHM +#define SDRAM_MEMODE_RTT_150OHM JEDEC_MA_EMR_RTT_150OHM +#define SDRAM_MEMODE_RTT_50OHM JEDEC_MA_EMR_RTT_50OHM +#define SDRAM_MEMODE_DIC_MASK JEDEC_MA_EMR_ODS_MASK +#define SDRAM_MEMODE_DIC_NORMAL JEDEC_MA_EMR_ODS_NORMAL +#define SDRAM_MEMODE_DIC_WEAK JEDEC_MA_EMR_ODS_WEAK +#define SDRAM_MEMODE_DLL_MASK JEDEC_MA_EMR_DLL_MASK +#define SDRAM_MEMODE_DLL_DISABLE JEDEC_MA_EMR_DLL_DISABLE +#define SDRAM_MEMODE_DLL_ENABLE JEDEC_MA_EMR_DLL_ENABLE /* * SDRAM Clock Timing Register |