X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=arch%2Farm%2Finclude%2Fasm%2Femif.h;h=2fe5776c6cf390777f55c632068723e64d44034b;hb=5a1095a830299aef8dd32495e505e92ab1749e89;hp=e5c7d2cabe2d99664bf814ddf127ab824c7f6e53;hpb=c829ff2e3d1bec9b2019480d82638149327db99e;p=karo-tx-uboot.git diff --git a/arch/arm/include/asm/emif.h b/arch/arm/include/asm/emif.h index e5c7d2cabe..2fe5776c6c 100644 --- a/arch/arm/include/asm/emif.h +++ b/arch/arm/include/asm/emif.h @@ -14,12 +14,16 @@ #define _EMIF_H_ #include #include +#include /* Base address */ #define EMIF1_BASE 0x4c000000 #define EMIF2_BASE 0x4d000000 -/* Registers shifts and masks */ +#define EMIF_4D 0x4 +#define EMIF_4D5 0x5 + +/* Registers shifts, masks and values */ /* EMIF_MOD_ID_REV */ #define EMIF_REG_SCHEME_SHIFT 30 @@ -46,6 +50,12 @@ /* SDRAM_CONFIG */ #define EMIF_REG_SDRAM_TYPE_SHIFT 29 #define EMIF_REG_SDRAM_TYPE_MASK (0x7 << 29) +#define EMIF_REG_SDRAM_TYPE_DDR1 0 +#define EMIF_REG_SDRAM_TYPE_LPDDR1 1 +#define EMIF_REG_SDRAM_TYPE_DDR2 2 +#define EMIF_REG_SDRAM_TYPE_DDR3 3 +#define EMIF_REG_SDRAM_TYPE_LPDDR2_S4 4 +#define EMIF_REG_SDRAM_TYPE_LPDDR2_S2 5 #define EMIF_REG_IBANK_POS_SHIFT 27 #define EMIF_REG_IBANK_POS_MASK (0x3 << 27) #define EMIF_REG_DDR_TERM_SHIFT 24 @@ -226,8 +236,8 @@ #define EMIF_REG_CS_TIM_MASK (0xf << 0) /* PWR_MGMT_CTRL_SHDW */ -#define EMIF_REG_PD_TIM_SHDW_SHIFT 8 -#define EMIF_REG_PD_TIM_SHDW_MASK (0xf << 8) +#define EMIF_REG_PD_TIM_SHDW_SHIFT 12 +#define EMIF_REG_PD_TIM_SHDW_MASK (0xf << 12) #define EMIF_REG_SR_TIM_SHDW_SHIFT 4 #define EMIF_REG_SR_TIM_SHDW_MASK (0xf << 4) #define EMIF_REG_CS_TIM_SHDW_SHIFT 0 @@ -471,6 +481,50 @@ #define EMIF_REG_DDR_PHY_CTRL_2_SHIFT 0 #define EMIF_REG_DDR_PHY_CTRL_2_MASK (0xffffffff << 0) +/*EMIF_READ_WRITE_LEVELING_CONTROL*/ +#define EMIF_REG_RDWRLVLFULL_START_SHIFT 31 +#define EMIF_REG_RDWRLVLFULL_START_MASK (1 << 31) +#define EMIF_REG_RDWRLVLINC_PRE_SHIFT 24 +#define EMIF_REG_RDWRLVLINC_PRE_MASK (0x7F << 24) +#define EMIF_REG_RDLVLINC_INT_SHIFT 16 +#define EMIF_REG_RDLVLINC_INT_MASK (0xFF << 16) +#define EMIF_REG_RDLVLGATEINC_INT_SHIFT 8 +#define EMIF_REG_RDLVLGATEINC_INT_MASK (0xFF << 8) +#define EMIF_REG_WRLVLINC_INT_SHIFT 0 +#define EMIF_REG_WRLVLINC_INT_MASK (0xFF << 0) + +/*EMIF_READ_WRITE_LEVELING_RAMP_CONTROL*/ +#define EMIF_REG_RDWRLVL_EN_SHIFT 31 +#define EMIF_REG_RDWRLVL_EN_MASK (1 << 31) +#define EMIF_REG_RDWRLVLINC_RMP_PRE_SHIFT 24 +#define EMIF_REG_RDWRLVLINC_RMP_PRE_MASK (0x7F << 24) +#define EMIF_REG_RDLVLINC_RMP_INT_SHIFT 16 +#define EMIF_REG_RDLVLINC_RMP_INT_MASK (0xFF << 16) +#define EMIF_REG_RDLVLGATEINC_RMP_INT_SHIFT 8 +#define EMIF_REG_RDLVLGATEINC_RMP_INT_MASK (0xFF << 8) +#define EMIF_REG_WRLVLINC_RMP_INT_SHIFT 0 +#define EMIF_REG_WRLVLINC_RMP_INT_MASK (0xFF << 0) + +/*EMIF_READ_WRITE_LEVELING_RAMP_WINDOW*/ +#define EMIF_REG_RDWRLVLINC_RMP_WIN_SHIFT 0 +#define EMIF_REG_RDWRLVLINC_RMP_WIN_MASK (0x1FFF << 0) + +/*Leveling Fields */ +#define DDR3_WR_LVL_INT 0x73 +#define DDR3_RD_LVL_INT 0x33 +#define DDR3_RD_LVL_GATE_INT 0x59 +#define RD_RW_LVL_INC_PRE 0x0 +#define DDR3_FULL_LVL (1 << EMIF_REG_RDWRLVL_EN_SHIFT) + +#define DDR3_INC_LVL ((DDR3_WR_LVL_INT << EMIF_REG_WRLVLINC_INT_SHIFT) \ + | (DDR3_RD_LVL_GATE_INT << EMIF_REG_RDLVLGATEINC_INT_SHIFT) \ + | (DDR3_RD_LVL_INT << EMIF_REG_RDLVLINC_RMP_INT_SHIFT) \ + | (RD_RW_LVL_INC_PRE << EMIF_REG_RDWRLVLINC_RMP_PRE_SHIFT)) + +#define SDRAM_CONFIG_EXT_RD_LVL_11_SAMPLES 0x0000C1A7 +#define SDRAM_CONFIG_EXT_RD_LVL_4_SAMPLES 0x000001A7 +#define SDRAM_CONFIG_EXT_RD_LVL_11_SAMPLES_ES2 0x0000C1C7 + /* DMM */ #define DMM_BASE 0x4E000040 @@ -530,6 +584,7 @@ (DMM_SDRC_INTL_NONE << EMIF_SDRC_INTL_SHIFT)|\ (0xFF << EMIF_SYS_ADDR_SHIFT)) +#define EMIF_EXT_PHY_CTRL_TIMING_REG 0x5 /* Reg mapping structure */ struct emif_reg_struct { @@ -580,10 +635,74 @@ struct emif_reg_struct { u32 emif_zq_config; u32 emif_temp_alert_config; u32 emif_l3_err_log; - u32 padding6[4]; + u32 emif_rd_wr_lvl_rmp_win; + u32 emif_rd_wr_lvl_rmp_ctl; + u32 emif_rd_wr_lvl_ctl; + u32 padding6[1]; u32 emif_ddr_phy_ctrl_1; u32 emif_ddr_phy_ctrl_1_shdw; u32 emif_ddr_phy_ctrl_2; + u32 padding7[4]; + u32 emif_prio_class_serv_map; + u32 emif_connect_id_serv_1_map; + u32 emif_connect_id_serv_2_map; + u32 padding8[5]; + u32 emif_rd_wr_exec_thresh; + u32 emif_cos_config; + u32 padding9[6]; + u32 emif_ddr_phy_status[21]; + u32 padding10[27]; + u32 emif_ddr_ext_phy_ctrl_1; + u32 emif_ddr_ext_phy_ctrl_1_shdw; + u32 emif_ddr_ext_phy_ctrl_2; + u32 emif_ddr_ext_phy_ctrl_2_shdw; + u32 emif_ddr_ext_phy_ctrl_3; + u32 emif_ddr_ext_phy_ctrl_3_shdw; + u32 emif_ddr_ext_phy_ctrl_4; + u32 emif_ddr_ext_phy_ctrl_4_shdw; + u32 emif_ddr_ext_phy_ctrl_5; + u32 emif_ddr_ext_phy_ctrl_5_shdw; + u32 emif_ddr_ext_phy_ctrl_6; + u32 emif_ddr_ext_phy_ctrl_6_shdw; + u32 emif_ddr_ext_phy_ctrl_7; + u32 emif_ddr_ext_phy_ctrl_7_shdw; + u32 emif_ddr_ext_phy_ctrl_8; + u32 emif_ddr_ext_phy_ctrl_8_shdw; + u32 emif_ddr_ext_phy_ctrl_9; + u32 emif_ddr_ext_phy_ctrl_9_shdw; + u32 emif_ddr_ext_phy_ctrl_10; + u32 emif_ddr_ext_phy_ctrl_10_shdw; + u32 emif_ddr_ext_phy_ctrl_11; + u32 emif_ddr_ext_phy_ctrl_11_shdw; + u32 emif_ddr_ext_phy_ctrl_12; + u32 emif_ddr_ext_phy_ctrl_12_shdw; + u32 emif_ddr_ext_phy_ctrl_13; + u32 emif_ddr_ext_phy_ctrl_13_shdw; + u32 emif_ddr_ext_phy_ctrl_14; + u32 emif_ddr_ext_phy_ctrl_14_shdw; + u32 emif_ddr_ext_phy_ctrl_15; + u32 emif_ddr_ext_phy_ctrl_15_shdw; + u32 emif_ddr_ext_phy_ctrl_16; + u32 emif_ddr_ext_phy_ctrl_16_shdw; + u32 emif_ddr_ext_phy_ctrl_17; + u32 emif_ddr_ext_phy_ctrl_17_shdw; + u32 emif_ddr_ext_phy_ctrl_18; + u32 emif_ddr_ext_phy_ctrl_18_shdw; + u32 emif_ddr_ext_phy_ctrl_19; + u32 emif_ddr_ext_phy_ctrl_19_shdw; + u32 emif_ddr_ext_phy_ctrl_20; + u32 emif_ddr_ext_phy_ctrl_20_shdw; + u32 emif_ddr_ext_phy_ctrl_21; + u32 emif_ddr_ext_phy_ctrl_21_shdw; + u32 emif_ddr_ext_phy_ctrl_22; + u32 emif_ddr_ext_phy_ctrl_22_shdw; + u32 emif_ddr_ext_phy_ctrl_23; + u32 emif_ddr_ext_phy_ctrl_23_shdw; + u32 emif_ddr_ext_phy_ctrl_24; + u32 emif_ddr_ext_phy_ctrl_24_shdw; + u32 padding[22]; + u32 emif_ddr_fifo_misaligned_clear_1; + u32 emif_ddr_fifo_misaligned_clear_2; }; struct dmm_lisa_map_regs { @@ -591,6 +710,7 @@ struct dmm_lisa_map_regs { u32 dmm_lisa_map_1; u32 dmm_lisa_map_2; u32 dmm_lisa_map_3; + u8 is_ma_present; }; #define CS0 0 @@ -748,16 +868,16 @@ struct dmm_lisa_map_regs { #define DPD_ENABLE 1 /* Maximum delay before Low Power Modes */ -#define REG_CS_TIM 0xF -#define REG_SR_TIM 0xF -#define REG_PD_TIM 0xF +#define REG_CS_TIM 0x0 +#define REG_SR_TIM 0x0 +#define REG_PD_TIM 0x0 + /* EMIF_PWR_MGMT_CTRL register */ #define EMIF_PWR_MGMT_CTRL (\ ((REG_CS_TIM << EMIF_REG_CS_TIM_SHIFT) & EMIF_REG_CS_TIM_MASK)|\ ((REG_SR_TIM << EMIF_REG_SR_TIM_SHIFT) & EMIF_REG_SR_TIM_MASK)|\ ((REG_PD_TIM << EMIF_REG_PD_TIM_SHIFT) & EMIF_REG_PD_TIM_MASK)|\ - ((REG_PD_TIM << EMIF_REG_PD_TIM_SHIFT) & EMIF_REG_PD_TIM_MASK)|\ ((LP_MODE_DISABLE << EMIF_REG_LP_MODE_SHIFT)\ & EMIF_REG_LP_MODE_MASK) |\ ((DPD_DISABLE << EMIF_REG_DPD_EN_SHIFT)\ @@ -768,15 +888,13 @@ struct dmm_lisa_map_regs { & EMIF_REG_CS_TIM_SHDW_MASK) |\ ((REG_SR_TIM << EMIF_REG_SR_TIM_SHDW_SHIFT)\ & EMIF_REG_SR_TIM_SHDW_MASK) |\ - ((REG_PD_TIM << EMIF_REG_PD_TIM_SHDW_SHIFT)\ - & EMIF_REG_PD_TIM_SHDW_MASK) |\ ((REG_PD_TIM << EMIF_REG_PD_TIM_SHDW_SHIFT)\ & EMIF_REG_PD_TIM_SHDW_MASK)) /* EMIF_L3_CONFIG register value */ #define EMIF_L3_CONFIG_VAL_SYS_10_LL_0 0x0A0000FF #define EMIF_L3_CONFIG_VAL_SYS_10_MPU_3_LL_0 0x0A300000 -#define EMIF_L3_CONFIG_VAL_SYS_10_MPU_5_LL_0 0x0A300000 +#define EMIF_L3_CONFIG_VAL_SYS_10_MPU_5_LL_0 0x0A500000 /* * Value of bits 12:31 of DDR_PHY_CTRL_1 register: @@ -798,6 +916,7 @@ struct dmm_lisa_map_regs { * : So nWR is don't care */ #define MR1_BL_8_BT_SEQ_WRAP_EN_NWR_3 0x23 +#define MR1_BL_8_BT_SEQ_WRAP_EN_NWR_8 0xc3 /* MR2 */ #define MR2_RL3_WL1 1 @@ -914,6 +1033,11 @@ struct dmm_lisa_map_regs { #define MR8_IO_WIDTH_SHIFT 0x6 #define MR8_IO_WIDTH_MASK (0x3 << 0x6) +/* SDRAM TYPE */ +#define EMIF_SDRAM_TYPE_DDR2 0x2 +#define EMIF_SDRAM_TYPE_DDR3 0x3 +#define EMIF_SDRAM_TYPE_LPDDR2 0x4 + struct lpddr2_addressing { u8 num_banks; u8 t_REFI_us_x10; @@ -996,6 +1120,7 @@ struct emif_regs { u32 freq; u32 sdram_config_init; u32 sdram_config; + u32 sdram_config2; u32 ref_ctrl; u32 sdram_tim1; u32 sdram_tim2; @@ -1005,8 +1130,56 @@ struct emif_regs { u32 temp_alert_config; u32 emif_ddr_phy_ctlr_1_init; u32 emif_ddr_phy_ctlr_1; + u32 emif_ddr_ext_phy_ctrl_1; + u32 emif_ddr_ext_phy_ctrl_2; + u32 emif_ddr_ext_phy_ctrl_3; + u32 emif_ddr_ext_phy_ctrl_4; + u32 emif_ddr_ext_phy_ctrl_5; + u32 emif_rd_wr_lvl_rmp_win; + u32 emif_rd_wr_lvl_rmp_ctl; + u32 emif_rd_wr_lvl_ctl; + u32 emif_rd_wr_exec_thresh; + u32 emif_prio_class_serv_map; + u32 emif_connect_id_serv_1_map; + u32 emif_connect_id_serv_2_map; + u32 emif_cos_config; +}; + +struct lpddr2_mr_regs { + s8 mr1; + s8 mr2; + s8 mr3; + s8 mr10; + s8 mr16; +}; + +struct read_write_regs { + u32 read_reg; + u32 write_reg; }; +static inline u32 get_emif_rev(u32 base) +{ + struct emif_reg_struct *emif = (struct emif_reg_struct *)base; + + return (readl(&emif->emif_mod_id_rev) & EMIF_REG_MAJOR_REVISION_MASK) + >> EMIF_REG_MAJOR_REVISION_SHIFT; +} + +/* + * Get SDRAM type connected to EMIF. + * Assuming similar SDRAM parts are connected to both EMIF's + * which is typically the case. So it is sufficient to get + * SDRAM type from EMIF1. + */ +static inline u32 emif_sdram_type(void) +{ + struct emif_reg_struct *emif = (struct emif_reg_struct *)EMIF1_BASE; + + return (readl(&emif->emif_sdram_config) & + EMIF_REG_SDRAM_TYPE_MASK) >> EMIF_REG_SDRAM_TYPE_SHIFT; +} + /* assert macros */ #if defined(DEBUG) #define emif_assert(c) ({ if (!(c)) for (;;); }) @@ -1025,11 +1198,15 @@ void emif_get_device_timings(u32 emif_nr, const struct lpddr2_device_timings **cs1_device_timings); #endif +void do_ext_phy_settings(u32 base, const struct emif_regs *regs); +void get_lpddr2_mr_regs(const struct lpddr2_mr_regs **regs); + #ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS extern u32 *const T_num; extern u32 *const T_den; -extern u32 *const emif_sizes; #endif - +void config_data_eye_leveling_samples(u32 emif_base); +u32 emif_sdram_type(void); +const struct read_write_regs *get_bug_regs(u32 *iterations); #endif