diff --git a/board/phytec/phycore_imx8mp/lpddr4_timing.c b/board/phytec/phycore_imx8mp/lpddr4_timing.c index f2707b85960..9984b6c2601 100644 --- a/board/phytec/phycore_imx8mp/lpddr4_timing.c +++ b/board/phytec/phycore_imx8mp/lpddr4_timing.c @@ -1839,3 +1839,156 @@ struct dram_timing_info dram_timing = { .ddrphy_pie_num = ARRAY_SIZE(ddr_phy_pie), .fsp_table = { 3000, 400, 100, }, }; + +void set_dram_timings_2ghz_2gb(void) +{ + dram_timing.ddrc_cfg[3].val = 0x1323; + dram_timing.ddrc_cfg[4].val = 0x1e84800; + dram_timing.ddrc_cfg[5].val = 0x7a0118; + dram_timing.ddrc_cfg[8].val = 0xc00307a3; + dram_timing.ddrc_cfg[9].val = 0xc50000; + dram_timing.ddrc_cfg[10].val = 0xf4003f; + dram_timing.ddrc_cfg[11].val = 0xf30000; + dram_timing.ddrc_cfg[14].val = 0x2028222a; + dram_timing.ddrc_cfg[15].val = 0x8083f; + dram_timing.ddrc_cfg[16].val = 0xe0e000; + dram_timing.ddrc_cfg[17].val = 0x12040a12; + dram_timing.ddrc_cfg[18].val = 0x2050f0f; + dram_timing.ddrc_cfg[19].val = 0x1010009; + dram_timing.ddrc_cfg[20].val = 0x502; + dram_timing.ddrc_cfg[21].val = 0x20800; + dram_timing.ddrc_cfg[22].val = 0xe100002; + dram_timing.ddrc_cfg[23].val = 0x120; + dram_timing.ddrc_cfg[24].val = 0xc80064; + dram_timing.ddrc_cfg[25].val = 0x3e8001e; + dram_timing.ddrc_cfg[26].val = 0x3207a12; + dram_timing.ddrc_cfg[28].val = 0x4a3820e; + dram_timing.ddrc_cfg[30].val = 0x230e; + dram_timing.ddrc_cfg[37].val = 0x799; + dram_timing.ddrc_cfg[38].val = 0x9141d1c; + dram_timing.ddrc_cfg[74].val = 0x302; + dram_timing.ddrc_cfg[83].val = 0x599; + dram_timing.ddrc_cfg[99].val = 0x302; + dram_timing.ddrc_cfg[108].val = 0x599; + dram_timing.ddrphy_cfg[66].val = 0x18; + dram_timing.ddrphy_cfg[75].val = 0x1e3; + dram_timing.ddrphy_cfg[77].val = 0x1e3; + dram_timing.ddrphy_cfg[79].val = 0x1e3; + dram_timing.ddrphy_cfg[145].val = 0x3e8; + dram_timing.fsp_msg[0].drate = 4000; + dram_timing.fsp_msg[0].fsp_cfg[1].val = 0xfa0; + dram_timing.fsp_msg[0].fsp_cfg[10].val = 0x3ff4; + dram_timing.fsp_msg[0].fsp_cfg[11].val = 0xf3; + dram_timing.fsp_msg[0].fsp_cfg[15].val = 0x3ff4; + dram_timing.fsp_msg[0].fsp_cfg[16].val = 0xf3; + dram_timing.fsp_msg[0].fsp_cfg[22].val = 0xf400; + dram_timing.fsp_msg[0].fsp_cfg[23].val = 0xf33f; + dram_timing.fsp_msg[0].fsp_cfg[28].val = 0xf400; + dram_timing.fsp_msg[0].fsp_cfg[29].val = 0xf33f; + dram_timing.fsp_msg[3].drate = 4000; + dram_timing.fsp_msg[3].fsp_cfg[1].val = 0xfa0; + dram_timing.fsp_msg[3].fsp_cfg[11].val = 0x3ff4; + dram_timing.fsp_msg[3].fsp_cfg[12].val = 0xf3; + dram_timing.fsp_msg[3].fsp_cfg[16].val = 0x3ff4; + dram_timing.fsp_msg[3].fsp_cfg[17].val = 0xf3; + dram_timing.fsp_msg[3].fsp_cfg[23].val = 0xf400; + dram_timing.fsp_msg[3].fsp_cfg[24].val = 0xf33f; + dram_timing.fsp_msg[3].fsp_cfg[29].val = 0xf400; + dram_timing.fsp_msg[3].fsp_cfg[30].val = 0xf33f; + dram_timing.ddrphy_pie[480].val = 0x465; + dram_timing.ddrphy_pie[481].val = 0xfa; + dram_timing.ddrphy_pie[482].val = 0x9c4; + dram_timing.fsp_table[0] = 4000; +} + +void set_dram_timings_1_5ghz_1gb(void) +{ + dram_timing.ddrc_cfg[3].val = 0x1233; + dram_timing.ddrc_cfg[5].val = 0x5b0087; + dram_timing.ddrc_cfg[6].val = 0x61027f10; + dram_timing.ddrc_cfg[7].val = 0x7b0; + dram_timing.ddrc_cfg[11].val = 0xf30000; + dram_timing.ddrc_cfg[23].val = 0x8d; + dram_timing.ddrc_cfg[45].val = 0xf070707; + dram_timing.ddrc_cfg[59].val = 0x1031; + dram_timing.ddrc_cfg[62].val = 0xc0012; + dram_timing.ddrc_cfg[77].val = 0x13; + dram_timing.ddrc_cfg[84].val = 0x1031; + dram_timing.ddrc_cfg[87].val = 0x30005; + dram_timing.ddrc_cfg[102].val = 0x5; + dram_timing.ddrphy_cfg[75].val = 0x1e3; + dram_timing.ddrphy_cfg[77].val = 0x1e3; + dram_timing.ddrphy_cfg[79].val = 0x1e3; + dram_timing.fsp_msg[0].fsp_cfg[11].val = 0xf3; + dram_timing.fsp_msg[0].fsp_cfg[16].val = 0xf3; + dram_timing.fsp_msg[0].fsp_cfg[23].val = 0xf32d; + dram_timing.fsp_msg[0].fsp_cfg[29].val = 0xf32d; + dram_timing.fsp_msg[3].fsp_cfg[12].val = 0xf3; + dram_timing.fsp_msg[3].fsp_cfg[17].val = 0xf3; + dram_timing.fsp_msg[3].fsp_cfg[24].val = 0xf32d; + dram_timing.fsp_msg[3].fsp_cfg[30].val = 0xf32d; +} + +void set_dram_timings_2ghz_1gb(void) +{ + set_dram_timings_2ghz_2gb(); + dram_timing.ddrc_cfg[5].val = 0x7a00b4; + dram_timing.ddrc_cfg[23].val = 0xbc; + dram_timing.ddrc_cfg[45].val = 0xf070707; + dram_timing.ddrc_cfg[62].val = 0xc0012; + dram_timing.ddrc_cfg[77].val = 0x13; + dram_timing.ddrc_cfg[87].val = 0x30005; + dram_timing.ddrc_cfg[102].val = 0x5; +} + +void set_dram_timings_1_5ghz_4gb(void) +{ + dram_timing.ddrc_cfg[2].val = 0xa3080020; + dram_timing.ddrc_cfg[39].val = 0x17; + dram_timing.fsp_msg[0].fsp_cfg[9].val = 0x310; + dram_timing.fsp_msg[0].fsp_cfg[21].val = 0x3; + dram_timing.fsp_msg[1].fsp_cfg[10].val = 0x310; + dram_timing.fsp_msg[1].fsp_cfg[22].val = 0x3; + dram_timing.fsp_msg[2].fsp_cfg[10].val = 0x310; + dram_timing.fsp_msg[2].fsp_cfg[22].val = 0x3; + dram_timing.fsp_msg[3].fsp_cfg[10].val = 0x310; + dram_timing.fsp_msg[3].fsp_cfg[22].val = 0x3; +} + +void set_dram_timings_2ghz_4gb(void) +{ + set_dram_timings_2ghz_2gb(); + dram_timing.ddrc_cfg[2].val = 0xa3080020; + dram_timing.ddrc_cfg[39].val = 0x17; + dram_timing.fsp_msg[0].fsp_cfg[9].val = 0x310; + dram_timing.fsp_msg[0].fsp_cfg[21].val = 0x3; + dram_timing.fsp_msg[1].fsp_cfg[10].val = 0x310; + dram_timing.fsp_msg[1].fsp_cfg[22].val = 0x3; + dram_timing.fsp_msg[2].fsp_cfg[10].val = 0x310; + dram_timing.fsp_msg[2].fsp_cfg[22].val = 0x3; + dram_timing.fsp_msg[3].fsp_cfg[10].val = 0x310; + dram_timing.fsp_msg[3].fsp_cfg[22].val = 0x3; +} + +void set_dram_timings_2ghz_8gb(void) +{ + set_dram_timings_2ghz_2gb(); + dram_timing.ddrc_cfg[2].val = 0xa3080020; + dram_timing.ddrc_cfg[5].val = 0x7a017c; + dram_timing.ddrc_cfg[23].val = 0x184; + dram_timing.ddrc_cfg[39].val = 0x18; + dram_timing.ddrc_cfg[46].val = 0xf07; + dram_timing.ddrc_cfg[62].val = 0xc0026; + dram_timing.ddrc_cfg[77].val = 0x27; + dram_timing.ddrc_cfg[87].val = 0x3000a; + dram_timing.ddrc_cfg[102].val = 0xa; + + dram_timing.fsp_msg[0].fsp_cfg[9].val = 0x310; + dram_timing.fsp_msg[0].fsp_cfg[21].val = 0x3; + dram_timing.fsp_msg[1].fsp_cfg[10].val = 0x310; + dram_timing.fsp_msg[1].fsp_cfg[22].val = 0x3; + dram_timing.fsp_msg[2].fsp_cfg[10].val = 0x310; + dram_timing.fsp_msg[2].fsp_cfg[22].val = 0x3; + dram_timing.fsp_msg[3].fsp_cfg[10].val = 0x310; + dram_timing.fsp_msg[3].fsp_cfg[22].val = 0x3; +} diff --git a/board/phytec/phycore_imx8mp/lpddr4_timing.h b/board/phytec/phycore_imx8mp/lpddr4_timing.h new file mode 100644 index 00000000000..1c10e085a92 --- /dev/null +++ b/board/phytec/phycore_imx8mp/lpddr4_timing.h @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2024 PHYTEC Messtechnik GmbH + */ + +#ifndef __LPDDR4_TIMING_H__ +#define __LPDDR4_TIMING_H__ + +void set_dram_timings_2ghz_2gb(void); +void set_dram_timings_2ghz_1gb(void); +void set_dram_timings_2ghz_4gb(void); +void set_dram_timings_1_5ghz_1gb(void); +void set_dram_timings_1_5ghz_4gb(void); +void set_dram_timings_2ghz_8gb(void); + +#endif /* __LPDDR4_TIMING_H__ */ diff --git a/board/phytec/phycore_imx8mp/phycore-imx8mp.c b/board/phytec/phycore_imx8mp/phycore-imx8mp.c index 35683591433..ef951361844 100644 --- a/board/phytec/phycore_imx8mp/phycore-imx8mp.c +++ b/board/phytec/phycore_imx8mp/phycore-imx8mp.c @@ -9,6 +9,7 @@ #include #include #include +#include #include DECLARE_GLOBAL_DATA_PTR; @@ -55,3 +56,13 @@ int board_late_init(void) return 0; } + +int board_phys_sdram_size(phys_size_t *size) +{ + if (!size) + return -EINVAL; + + *size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE + PHYS_SDRAM_2_SIZE); + + return 0; +} diff --git a/board/phytec/phycore_imx8mp/spl.c b/board/phytec/phycore_imx8mp/spl.c index cffa0a57fe6..855aa1a9009 100644 --- a/board/phytec/phycore_imx8mp/spl.c +++ b/board/phytec/phycore_imx8mp/spl.c @@ -20,6 +20,7 @@ #include #include +#include "lpddr4_timing.h" #include "../common/imx8m_som_detection.h" DECLARE_GLOBAL_DATA_PTR; @@ -32,9 +33,19 @@ int spl_board_boot_device(enum boot_device boot_dev_spl) return BOOT_DEVICE_BOOTROM; } +enum phytec_imx8mp_ddr_eeprom_code { + PHYTEC_IMX8MP_DDR_1GB = 2, + PHYTEC_IMX8MP_DDR_2GB = 3, + PHYTEC_IMX8MP_DDR_4GB = 5, + PHYTEC_IMX8MP_DDR_8GB = 7, + PHYTEC_IMX8MP_DDR_4GB_2GHZ = 8, +}; + void spl_dram_init(void) { int ret; + bool use_2ghz_timings = false; + enum phytec_imx8mp_ddr_eeprom_code size = PHYTEC_EEPROM_INVAL; ret = phytec_eeprom_data_setup_fallback(NULL, 0, EEPROM_ADDR, EEPROM_ADDR_FALLBACK); @@ -48,67 +59,38 @@ void spl_dram_init(void) u8 rev = phytec_get_rev(NULL); u8 somtype = phytec_get_som_type(NULL); - if (rev != PHYTEC_EEPROM_INVAL && (rev >= 3 || (somtype == SOM_TYPE_PCL && rev >= 1))) { - dram_timing.ddrc_cfg[3].val = 0x1323; - dram_timing.ddrc_cfg[4].val = 0x1e84800; - dram_timing.ddrc_cfg[5].val = 0x7a0118; - dram_timing.ddrc_cfg[8].val = 0xc00307a3; - dram_timing.ddrc_cfg[9].val = 0xc50000; - dram_timing.ddrc_cfg[10].val = 0xf4003f; - dram_timing.ddrc_cfg[11].val = 0xf30000; - dram_timing.ddrc_cfg[14].val = 0x2028222a; - dram_timing.ddrc_cfg[15].val = 0x8083f; - dram_timing.ddrc_cfg[16].val = 0xe0e000; - dram_timing.ddrc_cfg[17].val = 0x12040a12; - dram_timing.ddrc_cfg[18].val = 0x2050f0f; - dram_timing.ddrc_cfg[19].val = 0x1010009; - dram_timing.ddrc_cfg[20].val = 0x502; - dram_timing.ddrc_cfg[21].val = 0x20800; - dram_timing.ddrc_cfg[22].val = 0xe100002; - dram_timing.ddrc_cfg[23].val = 0x120; - dram_timing.ddrc_cfg[24].val = 0xc80064; - dram_timing.ddrc_cfg[25].val = 0x3e8001e; - dram_timing.ddrc_cfg[26].val = 0x3207a12; - dram_timing.ddrc_cfg[28].val = 0x4a3820e; - dram_timing.ddrc_cfg[30].val = 0x230e; - dram_timing.ddrc_cfg[37].val = 0x799; - dram_timing.ddrc_cfg[38].val = 0x9141d1c; - dram_timing.ddrc_cfg[74].val = 0x302; - dram_timing.ddrc_cfg[83].val = 0x599; - dram_timing.ddrc_cfg[99].val = 0x302; - dram_timing.ddrc_cfg[108].val = 0x599; - dram_timing.ddrphy_cfg[66].val = 0x18; - dram_timing.ddrphy_cfg[75].val = 0x1e3; - dram_timing.ddrphy_cfg[77].val = 0x1e3; - dram_timing.ddrphy_cfg[79].val = 0x1e3; - dram_timing.ddrphy_cfg[145].val = 0x3e8; - dram_timing.fsp_msg[0].drate = 4000; - dram_timing.fsp_msg[0].fsp_cfg[1].val = 0xfa0; - dram_timing.fsp_msg[0].fsp_cfg[10].val = 0x3ff4; - dram_timing.fsp_msg[0].fsp_cfg[11].val = 0xf3; - dram_timing.fsp_msg[0].fsp_cfg[15].val = 0x3ff4; - dram_timing.fsp_msg[0].fsp_cfg[16].val = 0xf3; - dram_timing.fsp_msg[0].fsp_cfg[22].val = 0xf400; - dram_timing.fsp_msg[0].fsp_cfg[23].val = 0xf33f; - dram_timing.fsp_msg[0].fsp_cfg[28].val = 0xf400; - dram_timing.fsp_msg[0].fsp_cfg[29].val = 0xf33f; - dram_timing.fsp_msg[3].drate = 4000; - dram_timing.fsp_msg[3].fsp_cfg[1].val = 0xfa0; - dram_timing.fsp_msg[3].fsp_cfg[11].val = 0x3ff4; - dram_timing.fsp_msg[3].fsp_cfg[12].val = 0xf3; - dram_timing.fsp_msg[3].fsp_cfg[16].val = 0x3ff4; - dram_timing.fsp_msg[3].fsp_cfg[17].val = 0xf3; - dram_timing.fsp_msg[3].fsp_cfg[23].val = 0xf400; - dram_timing.fsp_msg[3].fsp_cfg[24].val = 0xf33f; - dram_timing.fsp_msg[3].fsp_cfg[29].val = 0xf400; - dram_timing.fsp_msg[3].fsp_cfg[30].val = 0xf33f; - dram_timing.ddrphy_pie[480].val = 0x465; - dram_timing.ddrphy_pie[481].val = 0xfa; - dram_timing.ddrphy_pie[482].val = 0x9c4; - dram_timing.fsp_table[0] = 4000; - } + if (rev != PHYTEC_EEPROM_INVAL && (rev >= 3 || (somtype == SOM_TYPE_PCL && rev >= 1))) + use_2ghz_timings = true; + size = phytec_get_imx8m_ddr_size(NULL); + + switch (size) { + case PHYTEC_IMX8MP_DDR_1GB: + if (use_2ghz_timings) + set_dram_timings_2ghz_1gb(); + else + set_dram_timings_1_5ghz_1gb(); + break; + case PHYTEC_IMX8MP_DDR_2GB: + if (use_2ghz_timings) + set_dram_timings_2ghz_2gb(); + break; + case PHYTEC_IMX8MP_DDR_4GB: + set_dram_timings_1_5ghz_4gb(); + break; + case PHYTEC_IMX8MP_DDR_4GB_2GHZ: + set_dram_timings_2ghz_4gb(); + break; + case PHYTEC_IMX8MP_DDR_8GB: + set_dram_timings_2ghz_8gb(); + break; + default: + goto out; + } + ddr_init(&dram_timing); + return; out: + printf("Could not detect correct RAM size. Fallback to default.\n"); ddr_init(&dram_timing); } diff --git a/include/configs/phycore_imx8mp.h b/include/configs/phycore_imx8mp.h index 206c4d50d27..299fabc6a99 100644 --- a/include/configs/phycore_imx8mp.h +++ b/include/configs/phycore_imx8mp.h @@ -22,6 +22,8 @@ #define CFG_SYS_SDRAM_BASE 0x40000000 #define PHYS_SDRAM 0x40000000 -#define PHYS_SDRAM_SIZE 0x80000000 +#define PHYS_SDRAM_SIZE (SZ_2G + SZ_1G) /* 3GB */ +#define PHYS_SDRAM_2 0x100000000 +#define PHYS_SDRAM_2_SIZE (SZ_4G + SZ_1G) /* 5GB */ #endif /* __PHYCORE_IMX8MP_H */