From b1babef856f936278d24bd0bf84f9cf702df2392 Mon Sep 17 00:00:00 2001 From: Hao Zhang Date: Wed, 9 Jul 2014 23:44:49 +0300 Subject: keystone: ddr3: move K2HK DDR3 configuration to a common file It's convenient to hold configurations for DDR3 PHY and EMIF in separate common place. This patch moves K2HK DDR3 PHY and EMIF configuration data with different rates and memory size to a common ddr3_cfg.c file. Acked-by: Murali Karicheri Signed-off-by: Hao Zhang Signed-off-by: Ivan Khoronzhuk --- board/ti/ks2_evm/ddr3_cfg.c | 130 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 board/ti/ks2_evm/ddr3_cfg.c (limited to 'board/ti/ks2_evm/ddr3_cfg.c') diff --git a/board/ti/ks2_evm/ddr3_cfg.c b/board/ti/ks2_evm/ddr3_cfg.c new file mode 100644 index 00000000000..6e55af924f2 --- /dev/null +++ b/board/ti/ks2_evm/ddr3_cfg.c @@ -0,0 +1,130 @@ +/* + * Keystone2: DDR3 configuration + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include + +#include +#include +#include + +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; +} -- cgit v1.2.3 From a906847966fd097835712b2ad3b5bac340793d43 Mon Sep 17 00:00:00 2001 From: Hao Zhang Date: Wed, 16 Jul 2014 00:59:27 +0300 Subject: board: k2e-evm: add board support This patch adds Keystone2 k2e_evm evaluation board support. Signed-off-by: Hao Zhang Signed-off-by: Ivan Khoronzhuk --- board/ti/ks2_evm/ddr3_cfg.c | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) (limited to 'board/ti/ks2_evm/ddr3_cfg.c') diff --git a/board/ti/ks2_evm/ddr3_cfg.c b/board/ti/ks2_evm/ddr3_cfg.c index 6e55af924f2..f7da9f2bcba 100644 --- a/board/ti/ks2_evm/ddr3_cfg.c +++ b/board/ti/ks2_evm/ddr3_cfg.c @@ -93,6 +93,46 @@ struct ddr3_emif_config ddr3_1333_2g = { }; #endif +#ifdef CONFIG_K2E_EVM +/* DDR3 PHY configuration data with 1600M rate, and 4GB size */ +struct ddr3_phy_config ddr3phy_1600_4g = { + .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 = 0x08861A80ul, + .ptr4 = 0x0C827100ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK), + .dcr_val = ((1 << 10)), + .dtpr0 = 0x9D9CBB66ul, + .dtpr1 = 0x12840300ul, + .dtpr2 = 0x5002D200ul, + .mr0 = 0x00001C70ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000018ul, + .dtcr = 0x710035C7ul, + .pgcr2 = 0x00F07A12ul, + .zq0cr1 = 0x0001005Dul, + .zq1cr1 = 0x0001005Bul, + .zq2cr1 = 0x0001005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +/* DDR3 EMIF configuration data with 1600M rate, and 4GB size */ +struct ddr3_emif_config ddr3_1600_4g = { + .sdcfg = 0x6200CE62ul, + .sdtim1 = 0x166C9855ul, + .sdtim2 = 0x00001D4Aul, + .sdtim3 = 0x421DFF53ul, + .sdtim4 = 0x543F07FFul, + .zqcfg = 0x70073200ul, + .sdrfc = 0x00001869ul, +}; +#endif + int ddr3_get_dimm_params(char *dimm_name) { int ret; -- cgit v1.2.3