From: "haidong.zheng" haidong.zheng@nxp.com
VDD SOC normal run changed to 0.85V LPDDR4 freq0 change from 4000MTS to 2400MTS
Signed-off-by: haidong.zheng haidong.zheng@nxp.com Signed-off-by: Peng Fan peng.fan@nxp.com --- board/freescale/imx8mp_evk/lpddr4_timing.c | 166 +++++++++++++++++++++ board/freescale/imx8mp_evk/spl.c | 5 + drivers/ddr/imx/imx8m/Kconfig | 8 + 3 files changed, 179 insertions(+) mode change 100644 => 100755 board/freescale/imx8mp_evk/lpddr4_timing.c
diff --git a/board/freescale/imx8mp_evk/lpddr4_timing.c b/board/freescale/imx8mp_evk/lpddr4_timing.c old mode 100644 new mode 100755 index 0759502ba3..9d069fc27a --- a/board/freescale/imx8mp_evk/lpddr4_timing.c +++ b/board/freescale/imx8mp_evk/lpddr4_timing.c @@ -11,6 +11,16 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d400304, 0x1 }, { 0x3d400030, 0x1 }, { 0x3d400000, 0xa3080020 }, +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + { 0x3d400020, 0x223 }, + { 0x3d400024, 0x124f800 }, + { 0x3d400064, 0x4900a8 }, + { 0x3d400070, 0x1027f90 }, + { 0x3d400074, 0x790 }, + { 0x3d4000d0, 0xc0030495 }, + { 0x3d4000d4, 0x770000 }, + { 0x3d4000dc, 0xc40024 }, +#else { 0x3d400020, 0x1323 }, { 0x3d400024, 0x1e84800 }, { 0x3d400064, 0x7a017c }, @@ -23,9 +33,29 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d4000d0, 0xc00307a3 }, { 0x3d4000d4, 0xc50000 }, { 0x3d4000dc, 0xf4003f }, +#endif { 0x3d4000e0, 0x330000 }, { 0x3d4000e8, 0x660048 }, { 0x3d4000ec, 0x160048 }, +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + { 0x3d400100, 0x1618141a }, + { 0x3d400104, 0x504a6 }, + { 0x3d40010c, 0x909000 }, + { 0x3d400110, 0xb04060b }, + { 0x3d400114, 0x2030909 }, + { 0x3d400118, 0x1010006 }, + { 0x3d40011c, 0x301 }, + { 0x3d400130, 0x20500 }, + { 0x3d400134, 0xb100002 }, + { 0x3d400138, 0xad }, + { 0x3d400144, 0x78003c }, + { 0x3d400180, 0x2580012 }, + { 0x3d400184, 0x1e0493e }, + { 0x3d400188, 0x0 }, + { 0x3d400190, 0x4938208 }, + { 0x3d400194, 0x80303 }, + { 0x3d4001b4, 0x1308 }, +#else { 0x3d400100, 0x2028222a }, { 0x3d400104, 0x807bf }, { 0x3d40010c, 0xe0e000 }, @@ -43,6 +73,7 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d400190, 0x49f820e }, { 0x3d400194, 0x80303 }, { 0x3d4001b4, 0x1f0e }, +#endif { 0x3d4001a0, 0xe0400018 }, { 0x3d4001a4, 0xdf00e4 }, { 0x3d4001a8, 0x80000000 }, @@ -50,6 +81,30 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d4001c0, 0x1 }, { 0x3d4001c4, 0x1 }, { 0x3d4000f4, 0xc99 }, +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + { 0x3d400108, 0x60c1514 }, + { 0x3d400200, 0x16 }, + { 0x3d40020c, 0x0 }, + { 0x3d400210, 0x1f1f }, + { 0x3d400204, 0x80808 }, + { 0x3d400214, 0x7070707 }, + { 0x3d400218, 0x68070707 }, + { 0x3d40021c, 0xf08 }, + { 0x3d400250, 0x1f05 }, + { 0x3d400254, 0x1f }, + { 0x3d400264, 0x90003ff }, + { 0x3d40026c, 0x20003ff }, + { 0x3d400400, 0x111 }, + { 0x3d400408, 0x72ff }, + { 0x3d400494, 0x1000e00 }, + { 0x3d400498, 0x3ff0000 }, + { 0x3d40049c, 0x1000e00 }, + { 0x3d4004a0, 0x3ff0000 }, + { 0x3d402020, 0x21 }, + { 0x3d402024, 0x30d400 }, + { 0x3d402050, 0x20d000 }, + { 0x3d402064, 0xc001c }, +#else { 0x3d400108, 0x9121c1c }, #ifdef CONFIG_IMX8M_DRAM_INLINE_ECC { 0x3d400200, 0x13 }, @@ -83,6 +138,7 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d402024, 0x30d400 }, { 0x3d402050, 0x20d000 }, { 0x3d402064, 0xc0026 }, +#endif { 0x3d4020dc, 0x840000 }, { 0x3d4020e0, 0x330000 }, { 0x3d4020e8, 0x660048 }, @@ -104,10 +160,17 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d402194, 0x80303 }, { 0x3d4021b4, 0x100 }, { 0x3d4020f4, 0xc99 }, +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + { 0x3d403020, 0x21 }, + { 0x3d403024, 0xc3500 }, + { 0x3d403050, 0x20d000 }, + { 0x3d403064, 0x30007 }, +#else { 0x3d403020, 0x1021 }, { 0x3d403024, 0xc3500 }, { 0x3d403050, 0x20d000 }, { 0x3d403064, 0x3000a }, +#endif { 0x3d4030dc, 0x840000 }, { 0x3d4030e0, 0x330000 }, { 0x3d4030e8, 0x660048 }, @@ -200,7 +263,11 @@ struct dram_cfg_param ddr_ddrphy_cfg[] = { { 0x7055, 0x1ff }, { 0x8055, 0x1ff }, { 0x9055, 0x1ff }, +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + { 0x200c5, 0xa }, +#else { 0x200c5, 0x18 }, +#endif { 0x1200c5, 0x7 }, { 0x2200c5, 0x7 }, { 0x2002e, 0x2 }, @@ -279,7 +346,11 @@ struct dram_cfg_param ddr_ddrphy_cfg[] = { { 0x20018, 0x3 }, { 0x20075, 0x4 }, { 0x20050, 0x0 }, +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + { 0x20008, 0x258 }, +#else { 0x20008, 0x3e8 }, +#endif { 0x120008, 0x64 }, { 0x220008, 0x19 }, { 0x20088, 0x9 }, @@ -1066,6 +1137,38 @@ struct dram_cfg_param ddr_ddrphy_trained_csr[] = {
/* P0 message block paremeter for training firmware */ struct dram_cfg_param ddr_fsp0_cfg[] = { +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + { 0xd0000, 0x0 }, + { 0x54003, 0x960 }, + { 0x54004, 0x2 }, + { 0x54005, 0x2228 }, + { 0x54006, 0x14 }, + { 0x54008, 0x131f }, + { 0x54009, 0xc8 }, + { 0x5400b, 0x2 }, + { 0x5400f, 0x100 }, + { 0x54012, 0x310 }, + { 0x54019, 0x24c4 }, + { 0x5401a, 0x33 }, + { 0x5401b, 0x4866 }, + { 0x5401c, 0x4800 }, + { 0x5401e, 0x16 }, + { 0x5401f, 0x24c4 }, + { 0x54020, 0x33 }, + { 0x54021, 0x4866 }, + { 0x54022, 0x4800 }, + { 0x54024, 0x16 }, + { 0x5402b, 0x1000 }, + { 0x5402c, 0x3 }, + { 0x54032, 0xc400 }, + { 0x54033, 0x3324 }, + { 0x54034, 0x6600 }, + { 0x54035, 0x48 }, + { 0x54036, 0x48 }, + { 0x54037, 0x1600 }, + { 0x54038, 0xc400 }, + { 0x54039, 0x3324 }, +#else { 0xd0000, 0x0 }, { 0x54003, 0xfa0 }, { 0x54004, 0x2 }, @@ -1096,6 +1199,7 @@ struct dram_cfg_param ddr_fsp0_cfg[] = { { 0x54037, 0x1600 }, { 0x54038, 0xf400 }, { 0x54039, 0x333f }, +#endif { 0x5403a, 0x6600 }, { 0x5403b, 0x48 }, { 0x5403c, 0x48 }, @@ -1186,6 +1290,39 @@ struct dram_cfg_param ddr_fsp2_cfg[] = { /* P0 2D message block paremeter for training firmware */ struct dram_cfg_param ddr_fsp0_2d_cfg[] = { { 0xd0000, 0x0 }, +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + { 0x54003, 0x960 }, + { 0x54004, 0x2 }, + { 0x54005, 0x2228 }, + { 0x54006, 0x14 }, + { 0x54008, 0x61 }, + { 0x54009, 0xc8 }, + { 0x5400b, 0x2 }, + { 0x5400d, 0x100 }, + { 0x5400f, 0x100 }, + { 0x54010, 0x1f7f }, + { 0x54012, 0x310 }, + { 0x54019, 0x24c4 }, + { 0x5401a, 0x33 }, + { 0x5401b, 0x4866 }, + { 0x5401c, 0x4800 }, + { 0x5401e, 0x16 }, + { 0x5401f, 0x24c4 }, + { 0x54020, 0x33 }, + { 0x54021, 0x4866 }, + { 0x54022, 0x4800 }, + { 0x54024, 0x16 }, + { 0x5402b, 0x1000 }, + { 0x5402c, 0x3 }, + { 0x54032, 0xc400 }, + { 0x54033, 0x3324 }, + { 0x54034, 0x6600 }, + { 0x54035, 0x48 }, + { 0x54036, 0x48 }, + { 0x54037, 0x1600 }, + { 0x54038, 0xc400 }, + { 0x54039, 0x3324 }, +#else { 0x54003, 0xfa0 }, { 0x54004, 0x2 }, { 0x54005, 0x2228 }, @@ -1217,6 +1354,7 @@ struct dram_cfg_param ddr_fsp0_2d_cfg[] = { { 0x54037, 0x1600 }, { 0x54038, 0xf400 }, { 0x54039, 0x333f }, +#endif { 0x5403a, 0x6600 }, { 0x5403b, 0x48 }, { 0x5403c, 0x48 }, @@ -1705,10 +1843,16 @@ struct dram_cfg_param ddr_phy_pie[] = { { 0x400d6, 0x20a }, { 0x400d7, 0x20b }, { 0x2003a, 0x2 }, +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + { 0x2000b, 0x4b }, + { 0x2000c, 0x96 }, + { 0x2000d, 0x5dc }, +#else { 0x200be, 0x3 }, { 0x2000b, 0x7d }, { 0x2000c, 0xfa }, { 0x2000d, 0x9c4 }, +#endif { 0x2000e, 0x2c }, { 0x12000b, 0xc }, { 0x12000c, 0x19 }, @@ -1728,6 +1872,12 @@ struct dram_cfg_param ddr_phy_pie[] = { { 0x90013, 0x6152 }, { 0x20010, 0x5a }, { 0x20011, 0x3 }, +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + { 0x120010, 0x5a }, + { 0x120011, 0x3 }, + { 0x220010, 0x5a }, + { 0x220011, 0x3 }, +#endif { 0x40080, 0xe0 }, { 0x40081, 0x12 }, { 0x40082, 0xe0 }, @@ -1811,8 +1961,13 @@ struct dram_cfg_param ddr_phy_pie[] = {
struct dram_fsp_msg ddr_dram_fsp_msg[] = { { +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + /* P0 2400mts 1D */ + .drate = 2400, +#else /* P0 4000mts 1D */ .drate = 4000, +#endif .fw_type = FW_1D_IMAGE, .fsp_cfg = ddr_fsp0_cfg, .fsp_cfg_num = ARRAY_SIZE(ddr_fsp0_cfg), @@ -1832,8 +1987,13 @@ struct dram_fsp_msg ddr_dram_fsp_msg[] = { .fsp_cfg_num = ARRAY_SIZE(ddr_fsp2_cfg), }, { +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + /* P0 2400mts 2D */ + .drate = 2400, +#else /* P0 4000mts 2D */ .drate = 4000, +#endif .fw_type = FW_2D_IMAGE, .fsp_cfg = ddr_fsp0_2d_cfg, .fsp_cfg_num = ARRAY_SIZE(ddr_fsp0_2d_cfg), @@ -1852,9 +2012,14 @@ struct dram_timing_info dram_timing = { .ddrphy_trained_csr_num = ARRAY_SIZE(ddr_ddrphy_trained_csr), .ddrphy_pie = ddr_phy_pie, .ddrphy_pie_num = ARRAY_SIZE(ddr_phy_pie), +#ifdef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS + .fsp_table = { 2400, 400, 100, }, +#else .fsp_table = { 4000, 400, 100, }, +#endif };
+#ifndef CONFIG_IMX8M_LPDDR4_FREQ0_2400MTS #ifdef CONFIG_IMX8M_DRAM_INLINE_ECC void board_dram_ecc_scrub(void) { @@ -1882,3 +2047,4 @@ void board_dram_ecc_scrub(void) ddrc_inline_ecc_scrub_end(0x0, 0x5fffffff); } #endif +#endif diff --git a/board/freescale/imx8mp_evk/spl.c b/board/freescale/imx8mp_evk/spl.c index ebfd94dc1f..3f043c2b2e 100644 --- a/board/freescale/imx8mp_evk/spl.c +++ b/board/freescale/imx8mp_evk/spl.c @@ -84,7 +84,12 @@ int power_init_board(void) * Enable DVS control through PMIC_STBY_REQ and * set B1_ENMODE=1 (ON by PMIC_ON_REQ=H) */ +#ifdef CONFIG_IMX8M_VDD_SOC_850MV + /* set DVS0 to 0.85v for special case*/ + pmic_reg_write(p, PCA9450_BUCK1OUT_DVS0, 0x14); +#else pmic_reg_write(p, PCA9450_BUCK1OUT_DVS0, 0x1C); +#endif pmic_reg_write(p, PCA9450_BUCK1OUT_DVS1, 0x14); pmic_reg_write(p, PCA9450_BUCK1CTRL, 0x59);
diff --git a/drivers/ddr/imx/imx8m/Kconfig b/drivers/ddr/imx/imx8m/Kconfig index a5f5524fbe..a90b7db494 100644 --- a/drivers/ddr/imx/imx8m/Kconfig +++ b/drivers/ddr/imx/imx8m/Kconfig @@ -36,4 +36,12 @@ config IMX8M_DRAM_INLINE_ECC help Select this config if you want to use inline ecc feature for imx8mp-evk board. + +config IMX8M_VDD_SOC_850MV + bool "imx8mp change the vdd_soc voltage to 850mv" + depends on IMX8MP + +config IMX8M_LPDDR4_FREQ0_2400MTS + bool "imx8m PDDR4 freq0 change from 4000MTS to 2400MTS" + endmenu