From 3f353ceccbbb25315cf7591f59f8dbd853b657e4 Mon Sep 17 00:00:00 2001 From: "Albert ARIBAUD \\\\(3ADEV\\\\)" Date: Mon, 21 Sep 2015 22:43:37 +0200 Subject: vf610: refactor DDRMC code The VF610 DDRMC driver code contains settings which are board-specific. Move these out to boards so that new boards can define their own without having to modify the driver. Signed-off-by: Albert ARIBAUD (3ADEV) diff --git a/arch/arm/imx-common/ddrmc-vf610.c b/arch/arm/imx-common/ddrmc-vf610.c index e462631..daf3c7e 100644 --- a/arch/arm/imx-common/ddrmc-vf610.c +++ b/arch/arm/imx-common/ddrmc-vf610.c @@ -12,9 +12,9 @@ #include #include -void ddrmc_setup_iomux(void) +void ddrmc_setup_iomux(const iomux_v3_cfg_t *pads, int pads_count) { - static const iomux_v3_cfg_t ddr_pads[] = { + static const iomux_v3_cfg_t default_pads[] = { VF610_PAD_DDR_A15__DDR_A_15, VF610_PAD_DDR_A14__DDR_A_14, VF610_PAD_DDR_A13__DDR_A_13, @@ -65,76 +65,54 @@ void ddrmc_setup_iomux(void) VF610_PAD_DDR_RESETB, }; - imx_iomux_v3_setup_multiple_pads(ddr_pads, ARRAY_SIZE(ddr_pads)); -} + if ((pads == NULL) || (pads_count == 0)) { + pads = default_pads; + pads_count = ARRAY_SIZE(default_pads); + } -void ddrmc_phy_init(void) -{ - struct ddrmr_regs *ddrmr = (struct ddrmr_regs *)DDR_BASE_ADDR; + imx_iomux_v3_setup_multiple_pads(pads, pads_count); +} - writel(DDRMC_PHY_DQ_TIMING, &ddrmr->phy[0]); - writel(DDRMC_PHY_DQ_TIMING, &ddrmr->phy[16]); - writel(DDRMC_PHY_DQ_TIMING, &ddrmr->phy[32]); +static struct ddrmc_phy_setting default_phy_settings[] = { + { DDRMC_PHY_DQ_TIMING, 0 }, + { DDRMC_PHY_DQ_TIMING, 16 }, + { DDRMC_PHY_DQ_TIMING, 32 }, - writel(DDRMC_PHY_DQS_TIMING, &ddrmr->phy[1]); - writel(DDRMC_PHY_DQS_TIMING, &ddrmr->phy[17]); + { DDRMC_PHY_DQS_TIMING, 1 }, + { DDRMC_PHY_DQS_TIMING, 17 }, - writel(DDRMC_PHY_CTRL, &ddrmr->phy[2]); - writel(DDRMC_PHY_CTRL, &ddrmr->phy[18]); - writel(DDRMC_PHY_CTRL, &ddrmr->phy[34]); + { DDRMC_PHY_CTRL, 2 }, + { DDRMC_PHY_CTRL, 18 }, + { DDRMC_PHY_CTRL, 34 }, - writel(DDRMC_PHY_MASTER_CTRL, &ddrmr->phy[3]); - writel(DDRMC_PHY_MASTER_CTRL, &ddrmr->phy[19]); - writel(DDRMC_PHY_MASTER_CTRL, &ddrmr->phy[35]); + { DDRMC_PHY_MASTER_CTRL, 3 }, + { DDRMC_PHY_MASTER_CTRL, 19 }, + { DDRMC_PHY_MASTER_CTRL, 35 }, - writel(DDRMC_PHY_SLAVE_CTRL, &ddrmr->phy[4]); - writel(DDRMC_PHY_SLAVE_CTRL, &ddrmr->phy[20]); - writel(DDRMC_PHY_SLAVE_CTRL, &ddrmr->phy[36]); + { DDRMC_PHY_SLAVE_CTRL, 4 }, + { DDRMC_PHY_SLAVE_CTRL, 20 }, + { DDRMC_PHY_SLAVE_CTRL, 36 }, /* LPDDR2 only parameter */ - writel(DDRMC_PHY_OFF, &ddrmr->phy[49]); + { DDRMC_PHY_OFF, 49 }, - writel(DDRMC_PHY50_DDR3_MODE | - DDRMC_PHY50_EN_SW_HALF_CYCLE, &ddrmr->phy[50]); + { DDRMC_PHY50_DDR3_MODE | DDRMC_PHY50_EN_SW_HALF_CYCLE, 50 }, /* Processor Pad ODT settings */ - writel(DDRMC_PHY_PROC_PAD_ODT, &ddrmr->phy[52]); -} - -static void ddrmc_ctrl_lvl_init(struct ddrmc_lvl_info *lvl) -{ - struct ddrmr_regs *ddrmr = (struct ddrmr_regs *)DDR_BASE_ADDR; - u32 cr102 = 0, cr105 = 0, cr106 = 0, cr110 = 0; + { DDRMC_PHY_PROC_PAD_ODT, 52 }, - if (lvl->wrlvl_reg_en) { - writel(DDRMC_CR97_WRLVL_EN, &ddrmr->cr[97]); - writel(DDRMC_CR98_WRLVL_DL_0(lvl->wrlvl_dl_0), &ddrmr->cr[98]); - writel(DDRMC_CR99_WRLVL_DL_1(lvl->wrlvl_dl_1), &ddrmr->cr[99]); - } - - if (lvl->rdlvl_reg_en) { - cr102 |= DDRMC_CR102_RDLVL_REG_EN; - cr105 |= DDRMC_CR105_RDLVL_DL_0(lvl->rdlvl_dl_0); - cr110 |= DDRMC_CR110_RDLVL_DL_1(lvl->rdlvl_dl_1); - } - - if (lvl->rdlvl_gt_reg_en) { - cr102 |= DDRMC_CR102_RDLVL_GT_REGEN; - cr106 |= DDRMC_CR106_RDLVL_GTDL_0(lvl->rdlvl_gt_dl_0); - cr110 |= DDRMC_CR110_RDLVL_GTDL_1(lvl->rdlvl_gt_dl_1); - } - - writel(cr102, &ddrmr->cr[102]); - writel(cr105, &ddrmr->cr[105]); - writel(cr106, &ddrmr->cr[106]); - writel(cr110, &ddrmr->cr[110]); -} + /* end marker */ + { 0, -1 } +}; void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings, - struct ddrmc_lvl_info *lvl, - int col_diff, int row_diff) + struct ddrmc_cr_setting *board_cr_settings, + struct ddrmc_phy_setting *board_phy_settings, + int col_diff, int row_diff) { struct ddrmr_regs *ddrmr = (struct ddrmr_regs *)DDR_BASE_ADDR; + struct ddrmc_cr_setting *cr_setting; + struct ddrmc_phy_setting *phy_setting; writel(DDRMC_CR00_DRAM_CLASS_DDR3, &ddrmr->cr[0]); writel(DDRMC_CR02_DRAM_TINIT(timings->tinit), &ddrmr->cr[2]); @@ -144,7 +122,9 @@ void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings, writel(DDRMC_CR12_WRLAT(timings->wrlat) | DDRMC_CR12_CASLAT_LIN(timings->caslat_lin), &ddrmr->cr[12]); writel(DDRMC_CR13_TRC(timings->trc) | DDRMC_CR13_TRRD(timings->trrd) | - DDRMC_CR13_TCCD(timings->tccd), &ddrmr->cr[13]); + DDRMC_CR13_TCCD(timings->tccd) | + DDRMC_CR13_TBST_INT_INTERVAL(timings->tbst_int_interval), + &ddrmr->cr[13]); writel(DDRMC_CR14_TFAW(timings->tfaw) | DDRMC_CR14_TRP(timings->trp) | DDRMC_CR14_TWTR(timings->twtr) | DDRMC_CR14_TRAS_MIN(timings->tras_min), &ddrmr->cr[14]); @@ -156,18 +136,19 @@ void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings, DDRMC_CR18_TCKE(timings->tcke), &ddrmr->cr[18]); writel(DDRMC_CR20_AP_EN, &ddrmr->cr[20]); - writel(DDRMC_CR21_TRCD_INT(timings->trcd_int) | - DDRMC_CR21_CCMAP_EN, &ddrmr->cr[21]); + writel(DDRMC_CR21_TRCD_INT(timings->trcd_int) | DDRMC_CR21_CCMAP_EN | + DDRMC_CR21_TRAS_LOCKOUT(timings->tras_lockout), + &ddrmr->cr[21]); writel(DDRMC_CR22_TDAL(timings->tdal), &ddrmr->cr[22]); - writel(DDRMC_CR23_BSTLEN(3) | + writel(DDRMC_CR23_BSTLEN(timings->bstlen) | DDRMC_CR23_TDLL(timings->tdll), &ddrmr->cr[23]); writel(DDRMC_CR24_TRP_AB(timings->trp_ab), &ddrmr->cr[24]); writel(DDRMC_CR25_TREF_EN, &ddrmr->cr[25]); writel(DDRMC_CR26_TREF(timings->tref) | DDRMC_CR26_TRFC(timings->trfc), &ddrmr->cr[26]); - writel(DDRMC_CR28_TREF_INT(0), &ddrmr->cr[28]); + writel(DDRMC_CR28_TREF_INT(timings->tref_int), &ddrmr->cr[28]); writel(DDRMC_CR29_TPDEX(timings->tpdex), &ddrmr->cr[29]); writel(DDRMC_CR30_TXPDLL(timings->txpdll), &ddrmr->cr[30]); @@ -177,7 +158,7 @@ void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings, writel(DDRMC_CR34_CKSRX(timings->cksrx) | DDRMC_CR34_CKSRE(timings->cksre), &ddrmr->cr[34]); - writel(DDRMC_CR38_FREQ_CHG_EN(0), &ddrmr->cr[38]); + writel(DDRMC_CR38_FREQ_CHG_EN(timings->freq_chg_en), &ddrmr->cr[38]); writel(DDRMC_CR39_PHY_INI_COM(1024) | DDRMC_CR39_PHY_INI_STA(16) | DDRMC_CR39_FRQ_CH_DLLOFF(2), &ddrmr->cr[39]); @@ -191,13 +172,14 @@ void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings, writel(DDRMC_CR69_ZQ_ON_SREF_EX(2), &ddrmr->cr[69]); writel(DDRMC_CR70_REF_PER_ZQ(timings->ref_per_zq), &ddrmr->cr[70]); - writel(DDRMC_CR72_ZQCS_ROTATE(0), &ddrmr->cr[72]); + writel(DDRMC_CR72_ZQCS_ROTATE(timings->zqcs_rotate), &ddrmr->cr[72]); writel(DDRMC_CR73_APREBIT(timings->aprebit) | DDRMC_CR73_COL_DIFF(col_diff) | DDRMC_CR73_ROW_DIFF(row_diff), &ddrmr->cr[73]); writel(DDRMC_CR74_BANKSPLT_EN | DDRMC_CR74_ADDR_CMP_EN | - DDRMC_CR74_CMD_AGE_CNT(64) | DDRMC_CR74_AGE_CNT(64), + DDRMC_CR74_CMD_AGE_CNT(timings->cmd_age_cnt) | + DDRMC_CR74_AGE_CNT(timings->age_cnt), &ddrmr->cr[74]); writel(DDRMC_CR75_RW_PG_EN | DDRMC_CR75_RW_EN | DDRMC_CR75_PRI_EN | DDRMC_CR75_PLEN, &ddrmr->cr[75]); @@ -205,13 +187,15 @@ void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings, DDRMC_CR76_W2R_SPLT_EN, &ddrmr->cr[76]); writel(DDRMC_CR77_CS_MAP | DDRMC_CR77_DI_RD_INTLEAVE | DDRMC_CR77_SWAP_EN, &ddrmr->cr[77]); - writel(DDRMC_CR78_Q_FULLNESS(7) | + writel(DDRMC_CR78_Q_FULLNESS(timings->q_fullness) | DDRMC_CR78_BUR_ON_FLY_BIT(12), &ddrmr->cr[78]); writel(DDRMC_CR79_CTLUPD_AREF(0), &ddrmr->cr[79]); writel(DDRMC_CR82_INT_MASK, &ddrmr->cr[82]); - writel(DDRMC_CR87_ODT_WR_MAPCS0, &ddrmr->cr[87]); + writel(DDRMC_CR87_ODT_RD_MAPCS0(timings->odt_rd_mapcs0) | + DDRMC_CR87_ODT_WR_MAPCS0(timings->odt_wr_mapcs0), + &ddrmr->cr[87]); writel(DDRMC_CR88_TODTL_CMD(4), &ddrmr->cr[88]); writel(DDRMC_CR89_AODT_RWSMCS(2), &ddrmr->cr[89]); @@ -219,58 +203,33 @@ void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings, writel(DDRMC_CR96_WLMRD(timings->wlmrd) | DDRMC_CR96_WLDQSEN(timings->wldqsen), &ddrmr->cr[96]); - if (lvl != NULL) - ddrmc_ctrl_lvl_init(lvl); - - writel(DDRMC_CR117_AXI0_W_PRI(0) | - DDRMC_CR117_AXI0_R_PRI(0), &ddrmr->cr[117]); - writel(DDRMC_CR118_AXI1_W_PRI(1) | - DDRMC_CR118_AXI1_R_PRI(1), &ddrmr->cr[118]); - - writel(DDRMC_CR120_AXI0_PRI1_RPRI(2) | - DDRMC_CR120_AXI0_PRI0_RPRI(2), &ddrmr->cr[120]); - writel(DDRMC_CR121_AXI0_PRI3_RPRI(2) | - DDRMC_CR121_AXI0_PRI2_RPRI(2), &ddrmr->cr[121]); - writel(DDRMC_CR122_AXI1_PRI1_RPRI(1) | DDRMC_CR122_AXI1_PRI0_RPRI(1) | - DDRMC_CR122_AXI0_PRIRLX(100), &ddrmr->cr[122]); - writel(DDRMC_CR123_AXI1_P_ODR_EN | DDRMC_CR123_AXI1_PRI3_RPRI(1) | - DDRMC_CR123_AXI1_PRI2_RPRI(1), &ddrmr->cr[123]); - writel(DDRMC_CR124_AXI1_PRIRLX(100), &ddrmr->cr[124]); - - writel(DDRMC_CR126_PHY_RDLAT(8), &ddrmr->cr[126]); - writel(DDRMC_CR132_WRLAT_ADJ(5) | - DDRMC_CR132_RDLAT_ADJ(6), &ddrmr->cr[132]); - writel(DDRMC_CR137_PHYCTL_DL(2), &ddrmr->cr[137]); - writel(DDRMC_CR138_PHY_WRLV_MXDL(256) | - DDRMC_CR138_PHYDRAM_CK_EN(1), &ddrmr->cr[138]); - writel(DDRMC_CR139_PHY_WRLV_RESPLAT(4) | DDRMC_CR139_PHY_WRLV_LOAD(7) | - DDRMC_CR139_PHY_WRLV_DLL(3) | - DDRMC_CR139_PHY_WRLV_EN(3), &ddrmr->cr[139]); - writel(DDRMC_CR140_PHY_WRLV_WW(64), &ddrmr->cr[140]); - writel(DDRMC_CR143_RDLV_GAT_MXDL(1536) | - DDRMC_CR143_RDLV_MXDL(128), &ddrmr->cr[143]); - writel(DDRMC_CR144_PHY_RDLVL_RES(4) | DDRMC_CR144_PHY_RDLV_LOAD(7) | - DDRMC_CR144_PHY_RDLV_DLL(3) | - DDRMC_CR144_PHY_RDLV_EN(3), &ddrmr->cr[144]); - writel(DDRMC_CR145_PHY_RDLV_RR(64), &ddrmr->cr[145]); - writel(DDRMC_CR146_PHY_RDLVL_RESP(64), &ddrmr->cr[146]); - writel(DDRMC_CR147_RDLV_RESP_MASK(983040), &ddrmr->cr[147]); - writel(DDRMC_CR148_RDLV_GATE_RESP_MASK(983040), &ddrmr->cr[148]); - writel(DDRMC_CR151_RDLV_GAT_DQ_ZERO_CNT(1) | - DDRMC_CR151_RDLVL_DQ_ZERO_CNT(1), &ddrmr->cr[151]); - - writel(DDRMC_CR154_PAD_ZQ_EARLY_CMP_EN_TIMER(13) | - DDRMC_CR154_PAD_ZQ_MODE(1) | - DDRMC_CR154_DDR_SEL_PAD_CONTR(3) | - DDRMC_CR154_PAD_ZQ_HW_FOR(1), &ddrmr->cr[154]); - writel(DDRMC_CR155_PAD_ODT_BYTE1(2) | - DDRMC_CR155_PAD_ODT_BYTE0(2), &ddrmr->cr[155]); - writel(DDRMC_CR158_TWR(6), &ddrmr->cr[158]); - writel(DDRMC_CR161_ODT_EN(1) | DDRMC_CR161_TODTH_RD(2) | - DDRMC_CR161_TODTH_WR(2), &ddrmr->cr[161]); - - ddrmc_phy_init(); + /* execute custom CR setting sequence (may be NULL) */ + cr_setting = board_cr_settings; + if (cr_setting != NULL) + while (cr_setting->cr_rnum >= 0) { + writel(cr_setting->setting, + &ddrmr->cr[cr_setting->cr_rnum]); + cr_setting++; + } + + /* perform default PHY settings (may be overriden by custom settings */ + phy_setting = default_phy_settings; + while (phy_setting->phy_rnum >= 0) { + writel(phy_setting->setting, + &ddrmr->phy[phy_setting->phy_rnum]); + phy_setting++; + } + + /* execute custom PHY setting sequence (may be NULL) */ + phy_setting = board_phy_settings; + if (phy_setting != NULL) + while (phy_setting->phy_rnum >= 0) { + writel(phy_setting->setting, + &ddrmr->phy[phy_setting->phy_rnum]); + phy_setting++; + } + /* all inits done, start the DDR controller */ writel(DDRMC_CR00_DRAM_CLASS_DDR3 | DDRMC_CR00_START, &ddrmr->cr[0]); while (!(readl(&ddrmr->cr[80]) && 0x100)) diff --git a/arch/arm/include/asm/arch-vf610/ddrmc-vf610.h b/arch/arm/include/asm/arch-vf610/ddrmc-vf610.h index 6730cde..9022c46 100644 --- a/arch/arm/include/asm/arch-vf610/ddrmc-vf610.h +++ b/arch/arm/include/asm/arch-vf610/ddrmc-vf610.h @@ -11,18 +11,6 @@ #ifndef __ASM_ARCH_VF610_DDRMC_H #define __ASM_ARCH_VF610_DDRMC_H -struct ddrmc_lvl_info { - u16 wrlvl_reg_en; - u16 wrlvl_dl_0; - u16 wrlvl_dl_1; - u16 rdlvl_gt_reg_en; - u16 rdlvl_gt_dl_0; - u16 rdlvl_gt_dl_1; - u16 rdlvl_reg_en; - u16 rdlvl_dl_0; - u16 rdlvl_dl_1; -}; - struct ddr3_jedec_timings { u8 tinit; u32 trst_pwron; @@ -32,6 +20,7 @@ struct ddr3_jedec_timings { u8 trc; u8 trrd; u8 tccd; + u8 tbst_int_interval; u8 tfaw; u8 trp; u8 twtr; @@ -43,30 +32,51 @@ struct ddr3_jedec_timings { u8 tckesr; u8 tcke; u8 trcd_int; + u8 tras_lockout; u8 tdal; + u8 bstlen; u16 tdll; u8 trp_ab; u16 tref; u8 trfc; + u16 tref_int; u8 tpdex; u8 txpdll; u8 txsnr; u16 txsr; u8 cksrx; u8 cksre; + u8 freq_chg_en; u16 zqcl; u16 zqinit; u8 zqcs; u8 ref_per_zq; + u8 zqcs_rotate; u8 aprebit; + u8 cmd_age_cnt; + u8 age_cnt; + u8 q_fullness; + u8 odt_rd_mapcs0; + u8 odt_wr_mapcs0; u8 wlmrd; u8 wldqsen; }; -void ddrmc_setup_iomux(void); +struct ddrmc_cr_setting { + u32 setting; + int cr_rnum; /* CR register ; -1 for last entry */ +}; + +struct ddrmc_phy_setting { + u32 setting; + int phy_rnum; /* PHY register ; -1 for last entry */ +}; + +void ddrmc_setup_iomux(const iomux_v3_cfg_t *pads, int pads_count); void ddrmc_phy_init(void); void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings, - struct ddrmc_lvl_info *lvl, - int col_diff, int row_diff); + struct ddrmc_cr_setting *board_cr_settings, + struct ddrmc_phy_setting *board_phy_settings, + int col_diff, int row_diff); #endif diff --git a/arch/arm/include/asm/arch-vf610/imx-regs.h b/arch/arm/include/asm/arch-vf610/imx-regs.h index 4366985..9758323 100644 --- a/arch/arm/include/asm/arch-vf610/imx-regs.h +++ b/arch/arm/include/asm/arch-vf610/imx-regs.h @@ -148,7 +148,7 @@ #define DDRMC_CR18_TCKE(v) ((v) & 0x7) #define DDRMC_CR20_AP_EN (1 << 24) #define DDRMC_CR21_TRCD_INT(v) (((v) & 0xff) << 16) -#define DDRMC_CR21_TRAS_LOCKOUT (1 << 8) +#define DDRMC_CR21_TRAS_LOCKOUT(v) ((v) << 8) #define DDRMC_CR21_CCMAP_EN 1 #define DDRMC_CR22_TDAL(v) (((v) & 0x3f) << 16) #define DDRMC_CR23_BSTLEN(v) (((v) & 0x7) << 24) @@ -200,8 +200,8 @@ #define DDRMC_CR78_BUR_ON_FLY_BIT(v) ((v) & 0xf) #define DDRMC_CR79_CTLUPD_AREF(v) (((v) & 0x1) << 24) #define DDRMC_CR82_INT_MASK 0x10000000 -#define DDRMC_CR87_ODT_WR_MAPCS0 (1 << 24) -#define DDRMC_CR87_ODT_RD_MAPCS0 (1 << 16) +#define DDRMC_CR87_ODT_WR_MAPCS0(v) ((v) << 24) +#define DDRMC_CR87_ODT_RD_MAPCS0(v) ((v) << 16) #define DDRMC_CR88_TODTL_CMD(v) (((v) & 0x1f) << 16) #define DDRMC_CR89_AODT_RWSMCS(v) ((v) & 0xf) #define DDRMC_CR91_R2W_SMCSDL(v) (((v) & 0x7) << 16) diff --git a/board/freescale/vf610twr/vf610twr.c b/board/freescale/vf610twr/vf610twr.c index 4160acd..7834931 100644 --- a/board/freescale/vf610twr/vf610twr.c +++ b/board/freescale/vf610twr/vf610twr.c @@ -28,63 +28,117 @@ DECLARE_GLOBAL_DATA_PTR; #define ENET_PAD_CTRL (PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_HIGH | \ PAD_CTL_DSE_50ohm | PAD_CTL_OBE_IBE_ENABLE) +static struct ddrmc_cr_setting vf610twr_cr_settings[] = { + /* levelling */ + { DDRMC_CR97_WRLVL_EN, 97 }, + { DDRMC_CR98_WRLVL_DL_0(0), 98 }, + { DDRMC_CR99_WRLVL_DL_1(0), 99 }, + { DDRMC_CR102_RDLVL_REG_EN | DDRMC_CR102_RDLVL_GT_REGEN, 102 }, + { DDRMC_CR105_RDLVL_DL_0(0), 105 }, + { DDRMC_CR106_RDLVL_GTDL_0(4), 106 }, + { DDRMC_CR110_RDLVL_DL_1(0) | DDRMC_CR110_RDLVL_GTDL_1(4), 110 }, + /* AXI */ + { DDRMC_CR117_AXI0_W_PRI(0) | DDRMC_CR117_AXI0_R_PRI(0), 117 }, + { DDRMC_CR118_AXI1_W_PRI(1) | DDRMC_CR118_AXI1_R_PRI(1), 118 }, + { DDRMC_CR120_AXI0_PRI1_RPRI(2) | + DDRMC_CR120_AXI0_PRI0_RPRI(2), 120 }, + { DDRMC_CR121_AXI0_PRI3_RPRI(2) | + DDRMC_CR121_AXI0_PRI2_RPRI(2), 121 }, + { DDRMC_CR122_AXI1_PRI1_RPRI(1) | DDRMC_CR122_AXI1_PRI0_RPRI(1) | + DDRMC_CR122_AXI0_PRIRLX(100), 122 }, + { DDRMC_CR123_AXI1_P_ODR_EN | DDRMC_CR123_AXI1_PRI3_RPRI(1) | + DDRMC_CR123_AXI1_PRI2_RPRI(1), 123 }, + { DDRMC_CR124_AXI1_PRIRLX(100), 124 }, + { DDRMC_CR126_PHY_RDLAT(8), 126 }, + { DDRMC_CR132_WRLAT_ADJ(5) | + DDRMC_CR132_RDLAT_ADJ(6), 132 }, + { DDRMC_CR137_PHYCTL_DL(2), 137 }, + { DDRMC_CR138_PHY_WRLV_MXDL(256) | + DDRMC_CR138_PHYDRAM_CK_EN(1), 138 }, + { DDRMC_CR139_PHY_WRLV_RESPLAT(4) | DDRMC_CR139_PHY_WRLV_LOAD(7) | + DDRMC_CR139_PHY_WRLV_DLL(3) | + DDRMC_CR139_PHY_WRLV_EN(3), 139 }, + { DDRMC_CR140_PHY_WRLV_WW(64), 140 }, + { DDRMC_CR143_RDLV_GAT_MXDL(1536) | + DDRMC_CR143_RDLV_MXDL(128), 143 }, + { DDRMC_CR144_PHY_RDLVL_RES(4) | DDRMC_CR144_PHY_RDLV_LOAD(7) | + DDRMC_CR144_PHY_RDLV_DLL(3) | + DDRMC_CR144_PHY_RDLV_EN(3), 144 }, + { DDRMC_CR145_PHY_RDLV_RR(64), 145 }, + { DDRMC_CR146_PHY_RDLVL_RESP(64), 146 }, + { DDRMC_CR147_RDLV_RESP_MASK(983040), 147 }, + { DDRMC_CR148_RDLV_GATE_RESP_MASK(983040), 148 }, + { DDRMC_CR151_RDLV_GAT_DQ_ZERO_CNT(1) | + DDRMC_CR151_RDLVL_DQ_ZERO_CNT(1), 151 }, + + { DDRMC_CR154_PAD_ZQ_EARLY_CMP_EN_TIMER(13) | + DDRMC_CR154_PAD_ZQ_MODE(1) | + DDRMC_CR154_DDR_SEL_PAD_CONTR(3) | + DDRMC_CR154_PAD_ZQ_HW_FOR(1), 154 }, + { DDRMC_CR155_PAD_ODT_BYTE1(1) | DDRMC_CR155_PAD_ODT_BYTE0(1), 155 }, + { DDRMC_CR158_TWR(6), 158 }, + { DDRMC_CR161_ODT_EN(1) | DDRMC_CR161_TODTH_RD(2) | + DDRMC_CR161_TODTH_WR(2), 161 }, + /* end marker */ + { 0, -1 } +}; + int dram_init(void) { - struct ddrmc_lvl_info lvl = { - .wrlvl_reg_en = 1, - .wrlvl_dl_0 = 0, - .wrlvl_dl_1 = 0, - .rdlvl_gt_reg_en = 1, - .rdlvl_gt_dl_0 = 4, - .rdlvl_gt_dl_1 = 4, - .rdlvl_reg_en = 1, - .rdlvl_dl_0 = 0, - .rdlvl_dl_1 = 0, - }; - static const struct ddr3_jedec_timings timings = { - .tinit = 5, - .trst_pwron = 80000, - .cke_inactive = 200000, - .wrlat = 5, - .caslat_lin = 12, - .trc = 21, - .trrd = 4, - .tccd = 4, - .tfaw = 20, - .trp = 6, - .twtr = 4, - .tras_min = 15, - .tmrd = 4, - .trtp = 4, - .tras_max = 28080, - .tmod = 12, - .tckesr = 4, - .tcke = 3, - .trcd_int = 6, - .tdal = 12, - .tdll = 512, - .trp_ab = 6, - .tref = 3120, - .trfc = 44, - .tpdex = 3, - .txpdll = 10, - .txsnr = 48, - .txsr = 468, - .cksrx = 5, - .cksre = 5, - .zqcl = 256, - .zqinit = 512, - .zqcs = 64, - .ref_per_zq = 64, - .aprebit = 10, - .wlmrd = 40, - .wldqsen = 25, + .tinit = 5, + .trst_pwron = 80000, + .cke_inactive = 200000, + .wrlat = 5, + .caslat_lin = 12, + .trc = 21, + .trrd = 4, + .tccd = 4, + .tbst_int_interval = 0, + .tfaw = 20, + .trp = 6, + .twtr = 4, + .tras_min = 15, + .tmrd = 4, + .trtp = 4, + .tras_max = 28080, + .tmod = 12, + .tckesr = 4, + .tcke = 3, + .trcd_int = 6, + .tras_lockout = 0, + .tdal = 12, + .bstlen = 0, + .tdll = 512, + .trp_ab = 6, + .tref = 3120, + .trfc = 44, + .tref_int = 0, + .tpdex = 3, + .txpdll = 10, + .txsnr = 48, + .txsr = 468, + .cksrx = 5, + .cksre = 5, + .freq_chg_en = 0, + .zqcl = 256, + .zqinit = 512, + .zqcs = 64, + .ref_per_zq = 64, + .zqcs_rotate = 0, + .aprebit = 10, + .cmd_age_cnt = 64, + .age_cnt = 64, + .q_fullness = 7, + .odt_rd_mapcs0 = 0, + .odt_wr_mapcs0 = 1, + .wlmrd = 40, + .wldqsen = 25, }; - ddrmc_setup_iomux(); + ddrmc_setup_iomux(NULL, 0); - ddrmc_ctrl_init_ddr3(&timings, &lvl, 1, 3); + ddrmc_ctrl_init_ddr3(&timings, vf610twr_cr_settings, NULL, 1, 3); gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); return 0; diff --git a/board/toradex/colibri_vf/colibri_vf.c b/board/toradex/colibri_vf/colibri_vf.c index 8618fd0..39bf0ac 100644 --- a/board/toradex/colibri_vf/colibri_vf.c +++ b/board/toradex/colibri_vf/colibri_vf.c @@ -35,6 +35,61 @@ DECLARE_GLOBAL_DATA_PTR; #define USB_PEN_GPIO 83 +static struct ddrmc_cr_setting colibri_vf_cr_settings[] = { + /* levelling */ + { DDRMC_CR97_WRLVL_EN, 97 }, + { DDRMC_CR98_WRLVL_DL_0(0), 98 }, + { DDRMC_CR99_WRLVL_DL_1(0), 99 }, + { DDRMC_CR102_RDLVL_REG_EN | DDRMC_CR102_RDLVL_GT_REGEN, 102 }, + { DDRMC_CR105_RDLVL_DL_0(0), 105 }, + { DDRMC_CR106_RDLVL_GTDL_0(4), 106 }, + { DDRMC_CR110_RDLVL_DL_1(0) | DDRMC_CR110_RDLVL_GTDL_1(4), 110 }, + /* AXI */ + { DDRMC_CR117_AXI0_W_PRI(0) | DDRMC_CR117_AXI0_R_PRI(0), 117 }, + { DDRMC_CR118_AXI1_W_PRI(1) | DDRMC_CR118_AXI1_R_PRI(1), 118 }, + { DDRMC_CR120_AXI0_PRI1_RPRI(2) | + DDRMC_CR120_AXI0_PRI0_RPRI(2), 120 }, + { DDRMC_CR121_AXI0_PRI3_RPRI(2) | + DDRMC_CR121_AXI0_PRI2_RPRI(2), 121 }, + { DDRMC_CR122_AXI1_PRI1_RPRI(1) | DDRMC_CR122_AXI1_PRI0_RPRI(1) | + DDRMC_CR122_AXI0_PRIRLX(100), 122 }, + { DDRMC_CR123_AXI1_P_ODR_EN | DDRMC_CR123_AXI1_PRI3_RPRI(1) | + DDRMC_CR123_AXI1_PRI2_RPRI(1), 123 }, + { DDRMC_CR124_AXI1_PRIRLX(100), 124 }, + { DDRMC_CR126_PHY_RDLAT(8), 126 }, + { DDRMC_CR132_WRLAT_ADJ(5) | + DDRMC_CR132_RDLAT_ADJ(6), 132 }, + { DDRMC_CR137_PHYCTL_DL(2), 137 }, + { DDRMC_CR138_PHY_WRLV_MXDL(256) | + DDRMC_CR138_PHYDRAM_CK_EN(1), 138 }, + { DDRMC_CR139_PHY_WRLV_RESPLAT(4) | DDRMC_CR139_PHY_WRLV_LOAD(7) | + DDRMC_CR139_PHY_WRLV_DLL(3) | + DDRMC_CR139_PHY_WRLV_EN(3), 139 }, + { DDRMC_CR140_PHY_WRLV_WW(64), 140 }, + { DDRMC_CR143_RDLV_GAT_MXDL(1536) | + DDRMC_CR143_RDLV_MXDL(128), 143 }, + { DDRMC_CR144_PHY_RDLVL_RES(4) | DDRMC_CR144_PHY_RDLV_LOAD(7) | + DDRMC_CR144_PHY_RDLV_DLL(3) | + DDRMC_CR144_PHY_RDLV_EN(3), 144 }, + { DDRMC_CR145_PHY_RDLV_RR(64), 145 }, + { DDRMC_CR146_PHY_RDLVL_RESP(64), 146 }, + { DDRMC_CR147_RDLV_RESP_MASK(983040), 147 }, + { DDRMC_CR148_RDLV_GATE_RESP_MASK(983040), 148 }, + { DDRMC_CR151_RDLV_GAT_DQ_ZERO_CNT(1) | + DDRMC_CR151_RDLVL_DQ_ZERO_CNT(1), 151 }, + + { DDRMC_CR154_PAD_ZQ_EARLY_CMP_EN_TIMER(13) | + DDRMC_CR154_PAD_ZQ_MODE(1) | + DDRMC_CR154_DDR_SEL_PAD_CONTR(3) | + DDRMC_CR154_PAD_ZQ_HW_FOR(1), 154 }, + { DDRMC_CR155_PAD_ODT_BYTE1(1) | DDRMC_CR155_PAD_ODT_BYTE0(1), 155 }, + { DDRMC_CR158_TWR(6), 158 }, + { DDRMC_CR161_ODT_EN(1) | DDRMC_CR161_TODTH_RD(2) | + DDRMC_CR161_TODTH_WR(2), 161 }, + /* end marker */ + { 0, -1 } +}; + static const iomux_v3_cfg_t usb_pads[] = { VF610_PAD_PTD4__GPIO_83, }; @@ -42,48 +97,59 @@ static const iomux_v3_cfg_t usb_pads[] = { int dram_init(void) { static const struct ddr3_jedec_timings timings = { - .tinit = 5, - .trst_pwron = 80000, - .cke_inactive = 200000, - .wrlat = 5, - .caslat_lin = 12, - .trc = 21, - .trrd = 4, - .tccd = 4, - .tfaw = 20, - .trp = 6, - .twtr = 4, - .tras_min = 15, - .tmrd = 4, - .trtp = 4, - .tras_max = 28080, - .tmod = 12, - .tckesr = 4, - .tcke = 3, - .trcd_int = 6, - .tdal = 12, - .tdll = 512, - .trp_ab = 6, - .tref = 3120, - .trfc = 64, - .tpdex = 3, - .txpdll = 10, - .txsnr = 48, - .txsr = 468, - .cksrx = 5, - .cksre = 5, - .zqcl = 256, - .zqinit = 512, - .zqcs = 64, - .ref_per_zq = 64, - .aprebit = 10, - .wlmrd = 40, - .wldqsen = 25, + .tinit = 5, + .trst_pwron = 80000, + .cke_inactive = 200000, + .wrlat = 5, + .caslat_lin = 12, + .trc = 21, + .trrd = 4, + .tccd = 4, + .tbst_int_interval = 0, + .tfaw = 20, + .trp = 6, + .twtr = 4, + .tras_min = 15, + .tmrd = 4, + .trtp = 4, + .tras_max = 28080, + .tmod = 12, + .tckesr = 4, + .tcke = 3, + .trcd_int = 6, + .tras_lockout = 0, + .tdal = 12, + .bstlen = 0, + .tdll = 512, + .trp_ab = 6, + .tref = 3120, + .trfc = 64, + .tref_int = 0, + .tpdex = 3, + .txpdll = 10, + .txsnr = 48, + .txsr = 468, + .cksrx = 5, + .cksre = 5, + .freq_chg_en = 0, + .zqcl = 256, + .zqinit = 512, + .zqcs = 64, + .ref_per_zq = 64, + .zqcs_rotate = 0, + .aprebit = 10, + .cmd_age_cnt = 64, + .age_cnt = 64, + .q_fullness = 7, + .odt_rd_mapcs0 = 0, + .odt_wr_mapcs0 = 1, + .wlmrd = 40, + .wldqsen = 25, }; - ddrmc_setup_iomux(); + ddrmc_setup_iomux(NULL, 0); - ddrmc_ctrl_init_ddr3(&timings, NULL, 1, 2); + ddrmc_ctrl_init_ddr3(&timings, colibri_vf_cr_settings, NULL, 1, 2); gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); return 0; -- cgit v0.10.2