diff options
Diffstat (limited to 'board')
-rw-r--r-- | board/ti/ks2_evm/Makefile | 1 | ||||
-rw-r--r-- | board/ti/ks2_evm/ddr3_cfg.c | 130 | ||||
-rw-r--r-- | board/ti/ks2_evm/ddr3_cfg.h | 21 | ||||
-rw-r--r-- | board/ti/ks2_evm/ddr3_k2hk.c | 305 |
4 files changed, 172 insertions, 285 deletions
diff --git a/board/ti/ks2_evm/Makefile b/board/ti/ks2_evm/Makefile index 58d77dc..774a7d5 100644 --- a/board/ti/ks2_evm/Makefile +++ b/board/ti/ks2_evm/Makefile @@ -6,5 +6,6 @@ # obj-y += board.o +obj-y += ddr3_cfg.o obj-$(CONFIG_K2HK_EVM) += board_k2hk.o obj-$(CONFIG_K2HK_EVM) += ddr3_k2hk.o diff --git a/board/ti/ks2_evm/ddr3_cfg.c b/board/ti/ks2_evm/ddr3_cfg.c new file mode 100644 index 0000000..6e55af9 --- /dev/null +++ b/board/ti/ks2_evm/ddr3_cfg.c @@ -0,0 +1,130 @@ +/* + * Keystone2: DDR3 configuration + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> + +#include <i2c.h> +#include <asm/arch/ddr3.h> +#include <asm/arch/hardware.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* DDR3 PHY configuration data with 1600M rate, 8GB size */ +struct ddr3_phy_config ddr3phy_1600_8g = { + .pllcr = 0x0001C000ul, + .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), + .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), + .ptr0 = 0x42C21590ul, + .ptr1 = 0xD05612C0ul, + .ptr2 = 0, /* not set in gel */ + .ptr3 = 0x0D861A80ul, + .ptr4 = 0x0C827100ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK), + .dcr_val = ((1 << 10)), + .dtpr0 = 0xA19DBB66ul, + .dtpr1 = 0x32868300ul, + .dtpr2 = 0x50035200ul, + .mr0 = 0x00001C70ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000018ul, + .dtcr = 0x730035C7ul, + .pgcr2 = 0x00F07A12ul, + .zq0cr1 = 0x0000005Dul, + .zq1cr1 = 0x0000005Bul, + .zq2cr1 = 0x0000005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +/* DDR3 EMIF configuration data with 1600M rate, 8GB size */ +struct ddr3_emif_config ddr3_1600_8g = { + .sdcfg = 0x6200CE6Aul, + .sdtim1 = 0x16709C55ul, + .sdtim2 = 0x00001D4Aul, + .sdtim3 = 0x435DFF54ul, + .sdtim4 = 0x553F0CFFul, + .zqcfg = 0xF0073200ul, + .sdrfc = 0x00001869ul, +}; + +#ifdef CONFIG_K2HK_EVM +/* DDR3 PHY configuration data with 1333M rate, and 2GB size */ +struct ddr3_phy_config ddr3phy_1333_2g = { + .pllcr = 0x0005C000ul, + .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), + .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), + .ptr0 = 0x42C21590ul, + .ptr1 = 0xD05612C0ul, + .ptr2 = 0, /* not set in gel */ + .ptr3 = 0x0B4515C2ul, + .ptr4 = 0x0A6E08B4ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK), + .dcr_val = ((1 << 10)), + .dtpr0 = 0x8558AA55ul, + .dtpr1 = 0x32857280ul, + .dtpr2 = 0x5002C200ul, + .mr0 = 0x00001A60ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000010ul, + .dtcr = 0x710035C7ul, + .pgcr2 = 0x00F065B8ul, + .zq0cr1 = 0x0000005Dul, + .zq1cr1 = 0x0000005Bul, + .zq2cr1 = 0x0000005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +/* DDR3 EMIF configuration data with 1333M rate, and 2GB size */ +struct ddr3_emif_config ddr3_1333_2g = { + .sdcfg = 0x62008C62ul, + .sdtim1 = 0x125C8044ul, + .sdtim2 = 0x00001D29ul, + .sdtim3 = 0x32CDFF43ul, + .sdtim4 = 0x543F0ADFul, + .zqcfg = 0x70073200ul, + .sdrfc = 0x00001457ul, +}; +#endif + +int ddr3_get_dimm_params(char *dimm_name) +{ + int ret; + int old_bus; + u8 spd_params[256]; + + i2c_init(CONFIG_SYS_DAVINCI_I2C_SPEED, CONFIG_SYS_DAVINCI_I2C_SLAVE); + + old_bus = i2c_get_bus_num(); + i2c_set_bus_num(1); + + ret = i2c_read(0x53, 0, 1, spd_params, 256); + + i2c_set_bus_num(old_bus); + + dimm_name[0] = '\0'; + + if (ret) { + puts("Cannot read DIMM params\n"); + return 1; + } + + /* + * We need to convert spd data to dimm parameters + * and to DDR3 EMIF and PHY regirsters values. + * For now we just return DIMM type string value. + * Caller may use this value to choose appropriate + * a pre-set DDR3 configuration + */ + + strncpy(dimm_name, (char *)&spd_params[0x80], 18); + dimm_name[18] = '\0'; + + return 0; +} diff --git a/board/ti/ks2_evm/ddr3_cfg.h b/board/ti/ks2_evm/ddr3_cfg.h new file mode 100644 index 0000000..d14bac3 --- /dev/null +++ b/board/ti/ks2_evm/ddr3_cfg.h @@ -0,0 +1,21 @@ +/* + * Keystone2: DDR3 configuration + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __DDR3_CFG_H +#define __DDR3_CFG_H + +extern struct ddr3_phy_config ddr3phy_1600_8g; +extern struct ddr3_emif_config ddr3_1600_8g; + +extern struct ddr3_phy_config ddr3phy_1333_2g; +extern struct ddr3_emif_config ddr3_1333_2g; + +int ddr3_get_dimm_params(char *dimm_name); + +#endif /* __DDR3_CFG_H */ diff --git a/board/ti/ks2_evm/ddr3_k2hk.c b/board/ti/ks2_evm/ddr3_k2hk.c index 31e9c31..21a5a0a 100644 --- a/board/ti/ks2_evm/ddr3_k2hk.c +++ b/board/ti/ks2_evm/ddr3_k2hk.c @@ -8,287 +8,18 @@ */ #include <common.h> +#include "ddr3_cfg.h" #include <asm/arch/ddr3.h> #include <asm/arch/hardware.h> -#include <asm/io.h> -#include <i2c.h> - -/************************* *****************************/ -static struct ddr3_phy_config ddr3phy_1600_64A = { - .pllcr = 0x0001C000ul, - .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), - .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), - .ptr0 = 0x42C21590ul, - .ptr1 = 0xD05612C0ul, - .ptr2 = 0, /* not set in gel */ - .ptr3 = 0x0D861A80ul, - .ptr4 = 0x0C827100ul, - .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK | NOSRA_MASK), - .dcr_val = ((1 << 10) | (1 << 27)), - .dtpr0 = 0xA19DBB66ul, - .dtpr1 = 0x12868300ul, - .dtpr2 = 0x50035200ul, - .mr0 = 0x00001C70ul, - .mr1 = 0x00000006ul, - .mr2 = 0x00000018ul, - .dtcr = 0x730035C7ul, - .pgcr2 = 0x00F07A12ul, - .zq0cr1 = 0x0000005Dul, - .zq1cr1 = 0x0000005Bul, - .zq2cr1 = 0x0000005Bul, - .pir_v1 = 0x00000033ul, - .pir_v2 = 0x0000FF81ul, -}; - -static struct ddr3_emif_config ddr3_1600_64 = { - .sdcfg = 0x6200CE6aul, - .sdtim1 = 0x16709C55ul, - .sdtim2 = 0x00001D4Aul, - .sdtim3 = 0x435DFF54ul, - .sdtim4 = 0x553F0CFFul, - .zqcfg = 0xF0073200ul, - .sdrfc = 0x00001869ul, -}; - -static struct ddr3_phy_config ddr3phy_1600_32 = { - .pllcr = 0x0001C000ul, - .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), - .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), - .ptr0 = 0x42C21590ul, - .ptr1 = 0xD05612C0ul, - .ptr2 = 0, /* not set in gel */ - .ptr3 = 0x0D861A80ul, - .ptr4 = 0x0C827100ul, - .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK | NOSRA_MASK), - .dcr_val = ((1 << 10) | (1 << 27)), - .dtpr0 = 0xA19DBB66ul, - .dtpr1 = 0x12868300ul, - .dtpr2 = 0x50035200ul, - .mr0 = 0x00001C70ul, - .mr1 = 0x00000006ul, - .mr2 = 0x00000018ul, - .dtcr = 0x730035C7ul, - .pgcr2 = 0x00F07A12ul, - .zq0cr1 = 0x0000005Dul, - .zq1cr1 = 0x0000005Bul, - .zq2cr1 = 0x0000005Bul, - .pir_v1 = 0x00000033ul, - .pir_v2 = 0x0000FF81ul, -}; - -static struct ddr3_emif_config ddr3_1600_32 = { - .sdcfg = 0x6200DE6aul, - .sdtim1 = 0x16709C55ul, - .sdtim2 = 0x00001D4Aul, - .sdtim3 = 0x435DFF54ul, - .sdtim4 = 0x553F0CFFul, - .zqcfg = 0x70073200ul, - .sdrfc = 0x00001869ul, -}; - -/************************* *****************************/ -static struct ddr3_phy_config ddr3phy_1333_64A = { - .pllcr = 0x0005C000ul, - .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), - .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), - .ptr0 = 0x42C21590ul, - .ptr1 = 0xD05612C0ul, - .ptr2 = 0, /* not set in gel */ - .ptr3 = 0x0B4515C2ul, - .ptr4 = 0x0A6E08B4ul, - .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK | - NOSRA_MASK | UDIMM_MASK), - .dcr_val = ((1 << 10) | (1 << 27) | (1 << 29)), - .dtpr0 = 0x8558AA55ul, - .dtpr1 = 0x12857280ul, - .dtpr2 = 0x5002C200ul, - .mr0 = 0x00001A60ul, - .mr1 = 0x00000006ul, - .mr2 = 0x00000010ul, - .dtcr = 0x710035C7ul, - .pgcr2 = 0x00F065B8ul, - .zq0cr1 = 0x0000005Dul, - .zq1cr1 = 0x0000005Bul, - .zq2cr1 = 0x0000005Bul, - .pir_v1 = 0x00000033ul, - .pir_v2 = 0x0000FF81ul, -}; - -static struct ddr3_emif_config ddr3_1333_64 = { - .sdcfg = 0x62008C62ul, - .sdtim1 = 0x125C8044ul, - .sdtim2 = 0x00001D29ul, - .sdtim3 = 0x32CDFF43ul, - .sdtim4 = 0x543F0ADFul, - .zqcfg = 0xF0073200ul, - .sdrfc = 0x00001457ul, -}; - -static struct ddr3_phy_config ddr3phy_1333_32 = { - .pllcr = 0x0005C000ul, - .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), - .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), - .ptr0 = 0x42C21590ul, - .ptr1 = 0xD05612C0ul, - .ptr2 = 0, /* not set in gel */ - .ptr3 = 0x0B4515C2ul, - .ptr4 = 0x0A6E08B4ul, - .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK | - NOSRA_MASK | UDIMM_MASK), - .dcr_val = ((1 << 10) | (1 << 27) | (1 << 29)), - .dtpr0 = 0x8558AA55ul, - .dtpr1 = 0x12857280ul, - .dtpr2 = 0x5002C200ul, - .mr0 = 0x00001A60ul, - .mr1 = 0x00000006ul, - .mr2 = 0x00000010ul, - .dtcr = 0x710035C7ul, - .pgcr2 = 0x00F065B8ul, - .zq0cr1 = 0x0000005Dul, - .zq1cr1 = 0x0000005Bul, - .zq2cr1 = 0x0000005Bul, - .pir_v1 = 0x00000033ul, - .pir_v2 = 0x0000FF81ul, -}; - -static struct ddr3_emif_config ddr3_1333_32 = { - .sdcfg = 0x62009C62ul, - .sdtim1 = 0x125C8044ul, - .sdtim2 = 0x00001D29ul, - .sdtim3 = 0x32CDFF43ul, - .sdtim4 = 0x543F0ADFul, - .zqcfg = 0xf0073200ul, - .sdrfc = 0x00001457ul, -}; - -/************************* *****************************/ -static struct ddr3_phy_config ddr3phy_1333_64 = { - .pllcr = 0x0005C000ul, - .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), - .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), - .ptr0 = 0x42C21590ul, - .ptr1 = 0xD05612C0ul, - .ptr2 = 0, /* not set in gel */ - .ptr3 = 0x0B4515C2ul, - .ptr4 = 0x0A6E08B4ul, - .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK | NOSRA_MASK), - .dcr_val = ((1 << 10) | (1 << 27)), - .dtpr0 = 0x8558AA55ul, - .dtpr1 = 0x12857280ul, - .dtpr2 = 0x5002C200ul, - .mr0 = 0x00001A60ul, - .mr1 = 0x00000006ul, - .mr2 = 0x00000010ul, - .dtcr = 0x710035C7ul, - .pgcr2 = 0x00F065B8ul, - .zq0cr1 = 0x0000005Dul, - .zq1cr1 = 0x0000005Bul, - .zq2cr1 = 0x0000005Bul, - .pir_v1 = 0x00000033ul, - .pir_v2 = 0x0000FF81ul, -}; -/******************************************************/ - -/* DDR PHY Configs Updated for PG 2.0 - * zq0,1,2cr1 are updated for PG 2.0 specific configs *_pg2 */ -static struct ddr3_phy_config ddr3phy_1600_64A_pg2 = { - .pllcr = 0x0001C000ul, - .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), - .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), - .ptr0 = 0x42C21590ul, - .ptr1 = 0xD05612C0ul, - .ptr2 = 0, /* not set in gel */ - .ptr3 = 0x0D861A80ul, - .ptr4 = 0x0C827100ul, - .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK), - .dcr_val = ((1 << 10)), - .dtpr0 = 0xA19DBB66ul, - .dtpr1 = 0x32868300ul, - .dtpr2 = 0x50035200ul, - .mr0 = 0x00001C70ul, - .mr1 = 0x00000006ul, - .mr2 = 0x00000018ul, - .dtcr = 0x730035C7ul, - .pgcr2 = 0x00F07A12ul, - .zq0cr1 = 0x0001005Dul, - .zq1cr1 = 0x0001005Bul, - .zq2cr1 = 0x0001005Bul, - .pir_v1 = 0x00000033ul, - .pir_v2 = 0x0000FF81ul, -}; - -static struct ddr3_phy_config ddr3phy_1333_64A_pg2 = { - .pllcr = 0x0005C000ul, - .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), - .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), - .ptr0 = 0x42C21590ul, - .ptr1 = 0xD05612C0ul, - .ptr2 = 0, /* not set in gel */ - .ptr3 = 0x0B4515C2ul, - .ptr4 = 0x0A6E08B4ul, - .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK), - .dcr_val = ((1 << 10)), - .dtpr0 = 0x8558AA55ul, - .dtpr1 = 0x32857280ul, - .dtpr2 = 0x5002C200ul, - .mr0 = 0x00001A60ul, - .mr1 = 0x00000006ul, - .mr2 = 0x00000010ul, - .dtcr = 0x710035C7ul, - .pgcr2 = 0x00F065B8ul, - .zq0cr1 = 0x0001005Dul, - .zq1cr1 = 0x0001005Bul, - .zq2cr1 = 0x0001005Bul, - .pir_v1 = 0x00000033ul, - .pir_v2 = 0x0000FF81ul, -}; - -int get_dimm_params(char *dimm_name) -{ - u8 spd_params[256]; - int ret; - int old_bus; - - i2c_init(CONFIG_SYS_DAVINCI_I2C_SPEED, CONFIG_SYS_DAVINCI_I2C_SLAVE); - - old_bus = i2c_get_bus_num(); - i2c_set_bus_num(1); - - ret = i2c_read(0x53, 0, 1, spd_params, 256); - - i2c_set_bus_num(old_bus); - - dimm_name[0] = '\0'; - - if (ret) { - puts("Cannot read DIMM params\n"); - return 1; - } - - /* - * We need to convert spd data to dimm parameters - * and to DDR3 EMIF and PHY regirsters values. - * For now we just return DIMM type string value. - * Caller may use this value to choose appropriate - * a pre-set DDR3 configuration - */ - - strncpy(dimm_name, (char *)&spd_params[0x80], 18); - dimm_name[18] = '\0'; - - return 0; -} struct pll_init_data ddr3a_333 = DDR3_PLL_333(A); -struct pll_init_data ddr3b_333 = DDR3_PLL_333(B); struct pll_init_data ddr3a_400 = DDR3_PLL_400(A); -struct pll_init_data ddr3b_400 = DDR3_PLL_400(B); void ddr3_init(void) { char dimm_name[32]; - get_dimm_params(dimm_name); + ddr3_get_dimm_params(dimm_name); printf("Detected SO-DIMM [%s]\n", dimm_name); @@ -299,21 +30,25 @@ void ddr3_init(void) /* PG 2.0 */ /* Reset DDR3A PHY after PLL enabled */ ddr3_reset_ddrphy(); + ddr3phy_1600_8g.zq0cr1 |= 0x10000; + ddr3phy_1600_8g.zq1cr1 |= 0x10000; + ddr3phy_1600_8g.zq2cr1 |= 0x10000; ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, - &ddr3phy_1600_64A_pg2); + &ddr3phy_1600_8g); } else { /* PG 1.1 */ ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, - &ddr3phy_1600_64A); + &ddr3phy_1600_8g); } ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, - &ddr3_1600_64); + &ddr3_1600_8g); printf("DRAM: Capacity 8 GiB (includes reported below)\n"); } else { - ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_32); + ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_8g); + ddr3_1600_8g.sdcfg |= 0x1000; ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, - &ddr3_1600_32); + &ddr3_1600_8g); printf("DRAM: Capacity 4 GiB (includes reported below)\n"); } } else if (!strcmp(dimm_name, "SQR-SD3T-2G1333SED")) { @@ -323,27 +58,27 @@ void ddr3_init(void) /* PG 2.0 */ /* Reset DDR3A PHY after PLL enabled */ ddr3_reset_ddrphy(); + ddr3phy_1333_2g.zq0cr1 |= 0x10000; + ddr3phy_1333_2g.zq1cr1 |= 0x10000; + ddr3phy_1333_2g.zq2cr1 |= 0x10000; ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, - &ddr3phy_1333_64A_pg2); + &ddr3phy_1333_2g); } else { /* PG 1.1 */ ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, - &ddr3phy_1333_64A); + &ddr3phy_1333_2g); } ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, - &ddr3_1333_64); + &ddr3_1333_2g); } else { - ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1333_32); + ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1333_2g); + ddr3_1333_2g.sdcfg |= 0x1000; ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, - &ddr3_1333_32); + &ddr3_1333_2g); } } else { printf("Unknown SO-DIMM. Cannot configure DDR3\n"); while (1) ; } - - init_pll(&ddr3b_333); - ddr3_init_ddrphy(KS2_DDR3B_DDRPHYC, &ddr3phy_1333_64); - ddr3_init_ddremif(KS2_DDR3B_EMIF_CTRL_BASE, &ddr3_1333_64); } |