From: Hao Zhang hzhang@ti.com
This patch adds Keystone II Lammar (K2L) EVM board support.
Acked-by: Vitaly Andrianov vitalya@ti.com Signed-off-by: Hao Zhang hzhang@ti.com Signed-off-by: Ivan Khoronzhuk ivan.khoronzhuk@ti.com --- arch/arm/cpu/armv7/keystone/Kconfig | 3 ++ arch/arm/include/asm/arch-keystone/clock-k2l.h | 6 +++ board/ti/ks2_evm/Kconfig | 16 ++++++ board/ti/ks2_evm/MAINTAINERS | 2 + board/ti/ks2_evm/Makefile | 2 + board/ti/ks2_evm/board_k2l.c | 72 ++++++++++++++++++++++++++ board/ti/ks2_evm/ddr3_cfg.c | 36 +++++++++++++ board/ti/ks2_evm/ddr3_cfg.h | 3 ++ board/ti/ks2_evm/ddr3_k2l.c | 38 ++++++++++++++ configs/k2l_evm_defconfig | 4 ++ include/configs/k2l_evm.h | 37 +++++++++++++ 11 files changed, 219 insertions(+) create mode 100644 board/ti/ks2_evm/board_k2l.c create mode 100644 board/ti/ks2_evm/ddr3_k2l.c create mode 100644 configs/k2l_evm_defconfig create mode 100644 include/configs/k2l_evm.h
diff --git a/arch/arm/cpu/armv7/keystone/Kconfig b/arch/arm/cpu/armv7/keystone/Kconfig index 24d0cbe..91211fd 100644 --- a/arch/arm/cpu/armv7/keystone/Kconfig +++ b/arch/arm/cpu/armv7/keystone/Kconfig @@ -9,6 +9,9 @@ config TARGET_K2HK_EVM config TARGET_K2E_EVM bool "TI Keystone 2 Edison EVM"
+config TARGET_K2L_EVM + bool "TI Keystone 2 Lamar EVM" + endchoice
config SYS_CPU diff --git a/arch/arm/include/asm/arch-keystone/clock-k2l.h b/arch/arm/include/asm/arch-keystone/clock-k2l.h index 8cacee0..b3f4e71 100644 --- a/arch/arm/include/asm/arch-keystone/clock-k2l.h +++ b/arch/arm/include/asm/arch-keystone/clock-k2l.h @@ -69,7 +69,9 @@ enum {
#define CORE_PLL_799 {CORE_PLL, 13, 1, 2} #define CORE_PLL_983 {CORE_PLL, 16, 1, 2} +#define CORE_PLL_1000 {CORE_PLL, 114, 7, 2} #define CORE_PLL_1167 {CORE_PLL, 19, 1, 2} +#define CORE_PLL_1198 {CORE_PLL, 39, 2, 2} #define CORE_PLL_1228 {CORE_PLL, 20, 1, 2} #define PASS_PLL_1228 {PASS_PLL, 20, 1, 2} #define PASS_PLL_983 {PASS_PLL, 16, 1, 2} @@ -78,8 +80,12 @@ enum { #define TETRIS_PLL_737 {TETRIS_PLL, 12, 1, 2} #define TETRIS_PLL_799 {TETRIS_PLL, 13, 1, 2} #define TETRIS_PLL_983 {TETRIS_PLL, 16, 1, 2} +#define TETRIS_PLL_1000 {TETRIS_PLL, 114, 7, 2} #define TETRIS_PLL_1167 {TETRIS_PLL, 19, 1, 2} +#define TETRIS_PLL_1198 {TETRIS_PLL, 39, 2, 2} #define TETRIS_PLL_1228 {TETRIS_PLL, 20, 1, 2} +#define TETRIS_PLL_1352 {TETRIS_PLL, 22, 1, 2} +#define TETRIS_PLL_1401 {TETRIS_PLL, 114, 5, 2} #define DDR3_PLL_200 {DDR3_PLL, 4, 1, 2} #define DDR3_PLL_400 {DDR3_PLL, 16, 1, 4} #define DDR3_PLL_800 {DDR3_PLL, 16, 1, 2} diff --git a/board/ti/ks2_evm/Kconfig b/board/ti/ks2_evm/Kconfig index 3108782..36c31ff 100644 --- a/board/ti/ks2_evm/Kconfig +++ b/board/ti/ks2_evm/Kconfig @@ -29,3 +29,19 @@ config SYS_CONFIG_NAME default "k2hk_evm"
endif + +if TARGET_K2L_EVM + +config SYS_BOARD + string + default "ks2_evm" + +config SYS_VENDOR + string + default "ti" + +config SYS_CONFIG_NAME + string + default "k2l_evm" + +endif diff --git a/board/ti/ks2_evm/MAINTAINERS b/board/ti/ks2_evm/MAINTAINERS index 595a80a..87c36c9 100644 --- a/board/ti/ks2_evm/MAINTAINERS +++ b/board/ti/ks2_evm/MAINTAINERS @@ -6,3 +6,5 @@ F: include/configs/k2hk_evm.h F: configs/k2hk_evm_defconfig F: include/configs/k2e_evm.h F: configs/k2e_evm_defconfig +F: include/configs/k2l_evm.h +F: configs/k2l_evm_defconfig diff --git a/board/ti/ks2_evm/Makefile b/board/ti/ks2_evm/Makefile index 00f1164..071dbee 100644 --- a/board/ti/ks2_evm/Makefile +++ b/board/ti/ks2_evm/Makefile @@ -11,3 +11,5 @@ obj-$(CONFIG_K2HK_EVM) += board_k2hk.o obj-$(CONFIG_K2HK_EVM) += ddr3_k2hk.o obj-$(CONFIG_K2E_EVM) += board_k2e.o obj-$(CONFIG_K2E_EVM) += ddr3_k2e.o +obj-$(CONFIG_K2L_EVM) += board_k2l.o +obj-$(CONFIG_K2L_EVM) += ddr3_k2l.o diff --git a/board/ti/ks2_evm/board_k2l.c b/board/ti/ks2_evm/board_k2l.c new file mode 100644 index 0000000..559d20c --- /dev/null +++ b/board/ti/ks2_evm/board_k2l.c @@ -0,0 +1,72 @@ +/* + * K2L EVM : Board initialization + * + * (C) Copyright 2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/ddr3.h> +#include <asm/arch/hardware.h> +#include <asm/ti-common/ti-aemif.h> + +DECLARE_GLOBAL_DATA_PTR; + +unsigned int external_clk[ext_clk_count] = { + [sys_clk] = 122880000, + [alt_core_clk] = 100000000, + [pa_clk] = 122880000, + [tetris_clk] = 122880000, + [ddr3_clk] = 100000000, + [pcie_clk] = 100000000, + [sgmii_clk] = 156250000, + [usb_clk] = 100000000, +}; + +static struct pll_init_data core_pll_config[] = { + CORE_PLL_799, + CORE_PLL_1000, + CORE_PLL_1198, +}; + +static struct pll_init_data tetris_pll_config[] = { + TETRIS_PLL_799, + TETRIS_PLL_1000, + TETRIS_PLL_1198, + TETRIS_PLL_1352, + TETRIS_PLL_1401, +}; + +static struct pll_init_data pa_pll_config = + PASS_PLL_983; + +#ifdef CONFIG_BOARD_EARLY_INIT_F +int board_early_init_f(void) +{ + int speed; + + speed = get_max_dev_speed(); + init_pll(&core_pll_config[speed]); + + init_pll(&pa_pll_config); + + speed = get_max_arm_speed(); + init_pll(&tetris_pll_config[speed]); + + return 0; +} +#endif + +#ifdef CONFIG_SPL_BUILD +static struct pll_init_data spl_pll_config[] = { + CORE_PLL_799, + TETRIS_PLL_491, +}; + +void spl_init_keystone_plls(void) +{ + init_plls(ARRAY_SIZE(spl_pll_config), spl_pll_config); +} +#endif diff --git a/board/ti/ks2_evm/ddr3_cfg.c b/board/ti/ks2_evm/ddr3_cfg.c index f7da9f2..ab44676 100644 --- a/board/ti/ks2_evm/ddr3_cfg.c +++ b/board/ti/ks2_evm/ddr3_cfg.c @@ -133,6 +133,42 @@ struct ddr3_emif_config ddr3_1600_4g = { }; #endif
+struct ddr3_phy_config ddr3phy_1600_2g = { + .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 = 0x9D5CBB66ul, + .dtpr1 = 0x12868300ul, + .dtpr2 = 0x5002D200ul, + .mr0 = 0x00001C70ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000018ul, + .dtcr = 0x710035C7ul, + .pgcr2 = 0x00F07A12ul, + .zq0cr1 = 0x0001005Dul, + .zq1cr1 = 0x0001005Bul, + .zq2cr1 = 0x0001005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +struct ddr3_emif_config ddr3_1600_2g = { + .sdcfg = 0x6200CE62ul, + .sdtim1 = 0x166C9855ul, + .sdtim2 = 0x00001D4Aul, + .sdtim3 = 0x435DFF53ul, + .sdtim4 = 0x543F0CFFul, + .zqcfg = 0x70073200ul, + .sdrfc = 0x00001869ul, +}; + int ddr3_get_dimm_params(char *dimm_name) { int ret; diff --git a/board/ti/ks2_evm/ddr3_cfg.h b/board/ti/ks2_evm/ddr3_cfg.h index 15fcf52..5bd786c 100644 --- a/board/ti/ks2_evm/ddr3_cfg.h +++ b/board/ti/ks2_evm/ddr3_cfg.h @@ -19,6 +19,9 @@ extern struct ddr3_emif_config ddr3_1333_2g; extern struct ddr3_phy_config ddr3phy_1600_4g; extern struct ddr3_emif_config ddr3_1600_4g;
+extern struct ddr3_phy_config ddr3phy_1600_2g; +extern struct ddr3_emif_config ddr3_1600_2g; + int ddr3_get_dimm_params(char *dimm_name);
#endif /* __DDR3_CFG_H */ diff --git a/board/ti/ks2_evm/ddr3_k2l.c b/board/ti/ks2_evm/ddr3_k2l.c new file mode 100644 index 0000000..15a14f2 --- /dev/null +++ b/board/ti/ks2_evm/ddr3_k2l.c @@ -0,0 +1,38 @@ +/* + * Keystone2: DDR3 initialization + * + * (C) Copyright 2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include "ddr3_cfg.h" +#include <asm/arch/ddr3.h> + +static int ddr3_size; +static struct pll_init_data ddr3_400 = DDR3_PLL_400; + +void ddr3_init(void) +{ + init_pll(&ddr3_400); + + /* No SO-DIMM, 2GB discreet DDR */ + printf("DRAM: 2 GiB\n"); + ddr3_size = 2; + + /* Reset DDR3 PHY after PLL enabled */ + ddr3_reset_ddrphy(); + + ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_2g); + ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_2g); +} + +/** + * ddr3_get_size - return ddr3 size in GiB + */ +int ddr3_get_size(void) +{ + return ddr3_size; +} diff --git a/configs/k2l_evm_defconfig b/configs/k2l_evm_defconfig new file mode 100644 index 0000000..45399ce --- /dev/null +++ b/configs/k2l_evm_defconfig @@ -0,0 +1,4 @@ +CONFIG_SPL=y ++S:CONFIG_ARM=y ++S:CONFIG_ARCH_KEYSTONE=y ++S:CONFIG_TARGET_K2L_EVM=y diff --git a/include/configs/k2l_evm.h b/include/configs/k2l_evm.h new file mode 100644 index 0000000..0e1f725 --- /dev/null +++ b/include/configs/k2l_evm.h @@ -0,0 +1,37 @@ +/* + * Configuration header file for TI's k2l-evm + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_K2L_EVM_H +#define __CONFIG_K2L_EVM_H + +/* Platform type */ +#define CONFIG_SOC_K2L +#define CONFIG_K2L_EVM + +/* U-Boot general configuration */ +#define CONFIG_SYS_PROMPT "K2L EVM # " + +#define KS2_ARGS_UBI "args_ubi=setenv bootargs ${bootargs} rootfstype=ubifs "\ + "root=ubi0:rootfs rootflags=sync rw ubi.mtd=2,4096\0" + +#define KS2_FDT_NAME "name_fdt=k2l-evm.dtb\0" +#define KS2_ADDR_MON "addr_mon=0x0c140000\0" +#define KS2_NAME_MON "name_mon=skern-k2l-evm.bin\0" +#define NAME_UBOOT "name_uboot=u-boot-spi-k2l-evm.gph\0" +#define NAME_UBI "name_ubi=k2l-evm-ubifs.ubi\0" + +#include <configs/ks2_evm.h> + +/* SPL SPI Loader Configuration */ +#define CONFIG_SPL_TEXT_BASE 0x0c100000 + +/* NAND Configuration */ +#define CONFIG_SYS_NAND_PAGE_4K + +#endif /* __CONFIG_K2L_EVM_H */