--- /dev/null
+/*
+ * evm.c
+ *
+ * Copyright (C) 2013, Adeneo Embedded <www.adeneo-embedded.com>
+ * Antoine Tenart, <atenart@adeneo-embedded.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <spl.h>
+#include <asm/cache.h>
+#include <asm/io.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/ddr_defs.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/mem.h>
+#include <asm/arch/mux.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+ gd->bd->bi_boot_params = PHYS_DRAM_1 + 0x100;
+ return 0;
+}
+
+#ifdef CONFIG_SPL_BUILD
+
+static struct module_pin_mux mmc_pin_mux[] = {
+ { OFFSET(pincntl157), PULLDOWN_EN | PULLUDDIS | MODE(0x0) },
+ { OFFSET(pincntl158), PULLDOWN_EN | PULLUDEN | MODE(0x0) },
+ { OFFSET(pincntl159), PULLUP_EN | PULLUDDIS | MODE(0x0) },
+ { OFFSET(pincntl160), PULLUP_EN | PULLUDDIS | MODE(0x0) },
+ { OFFSET(pincntl161), PULLUP_EN | PULLUDDIS | MODE(0x0) },
+ { OFFSET(pincntl162), PULLUP_EN | PULLUDDIS | MODE(0x0) },
+ { OFFSET(pincntl163), PULLUP_EN | PULLUDDIS | MODE(0x0) },
+ { -1 },
+};
+
+const struct dmm_lisa_map_regs evm_lisa_map_regs = {
+ .dmm_lisa_map_0 = 0x00000000,
+ .dmm_lisa_map_1 = 0x00000000,
+ .dmm_lisa_map_2 = 0x80640300,
+ .dmm_lisa_map_3 = 0xC0640320,
+};
+
+/*
+ * DDR2 related definitions
+ */
+#ifdef CONFIG_TI816X_EVM_DDR2
+static struct ddr_data ddr2_data = {
+ .datardsratio0 = ((0x40<<10) | (0x40<<0)),
+ .datawdsratio0 = ((0x4A<<10) | (0x4A<<0)),
+ .datawiratio0 = ((0x0<<10) | (0x0<<0)),
+ .datagiratio0 = ((0x0<<10) | (0x0<<0)),
+ .datafwsratio0 = ((0x13A<<10) | (0x13A<<0)),
+ .datawrsratio0 = ((0x8A<<10) | (0x8A<<0)),
+ .datauserank0delay = 0x1,
+ .datadldiff0 = 0x0, /* depend on cpu rev, set later */
+};
+
+static struct cmd_control ddr2_ctrl = {
+ .cmd0csratio = 0x80,
+ .cmd0dldiff = 0x04, /* reset value is 0x4 */
+ .cmd0iclkout = 0x00,
+
+ .cmd1csratio = 0x80,
+ .cmd1dldiff = 0x04, /* reset value is 0x4 */
+ .cmd1iclkout = 0x00,
+
+ .cmd2csratio = 0x80,
+ .cmd2dldiff = 0x04, /* reset value is 0x4 */
+ .cmd2iclkout = 0x00,
+
+};
+
+static struct emif_regs ddr2_emif0_regs = {
+ .sdram_config = 0x43801A3A,
+ .ref_ctrl = 0x10000C30,
+ .sdram_tim1 = 0x0AAB15E2,
+ .sdram_tim2 = 0x423631D2,
+ .sdram_tim3 = 0x0080032F,
+ .emif_ddr_phy_ctlr_1 = 0x0, /* depend on cpu rev, set later */
+};
+
+static struct emif_regs ddr2_emif1_regs = {
+ .sdram_config = 0x43801A3A,
+ .ref_ctrl = 0x10000C30,
+ .sdram_tim1 = 0x0AAB15E2,
+ .sdram_tim2 = 0x423631D2,
+ .sdram_tim3 = 0x0080032F,
+ .emif_ddr_phy_ctlr_1 = 0x0, /* depend on cpu rev, set later */
+};
+#endif
+
+/*
+ * DDR3 related definitions
+ */
+
+#if defined(CONFIG_TI816X_DDR_PLL_400)
+#define RD_DQS 0x03B
+#define WR_DQS 0x0A6
+#define RD_DQS_GATE 0x12A
+#define EMIF_SDCFG 0x62A41032
+#define EMIF_SDREF 0x10000C30
+#define EMIF_TIM1 0x0CCCE524
+#define EMIF_TIM2 0x30308023
+#define EMIF_TIM3 0x009F82CF
+#define EMIF_PHYCFG 0x0000010B
+#elif defined(CONFIG_TI816X_DDR_PLL_531)
+#define RD_DQS 0x039
+#define WR_DQS 0x0B4
+#define RD_DQS_GATE 0x13D
+#define EMIF_SDCFG 0x62A51832
+#define EMIF_SDREF 0x1000102E
+#define EMIF_TIM1 0x0EF136AC
+#define EMIF_TIM2 0x30408063
+#define EMIF_TIM3 0x009F83AF
+#define EMIF_PHYCFG 0x0000010C
+#elif defined(CONFIG_TI816X_DDR_PLL_675)
+#define RD_DQS 0x039
+#define WR_DQS 0x091
+#define RD_DQS_GATE 0x196
+#define EMIF_SDCFG 0x62A63032
+#define EMIF_SDREF 0x10001491
+#define EMIF_TIM1 0x13358875
+#define EMIF_TIM2 0x5051806C
+#define EMIF_TIM3 0x009F84AF
+#define EMIF_PHYCFG 0x0000010F
+#elif defined(CONFIG_TI816X_DDR_PLL_796)
+#define RD_DQS 0x035
+#define WR_DQS 0x093
+#define RD_DQS_GATE 0x1B3
+#define EMIF_SDCFG 0x62A73832
+#define EMIF_SDREF 0x10001841
+#define EMIF_TIM1 0x1779C9FE
+#define EMIF_TIM2 0x50608074
+#define EMIF_TIM3 0x009F857F
+#define EMIF_PHYCFG 0x00000110
+#endif
+
+static struct ddr_data ddr3_data = {
+ .datardsratio0 = ((RD_DQS<<10) | (RD_DQS<<0)),
+ .datawdsratio0 = ((WR_DQS<<10) | (WR_DQS<<0)),
+ .datawiratio0 = ((0x20<<10) | 0x20<<0),
+ .datagiratio0 = ((0x20<<10) | 0x20<<0),
+ .datafwsratio0 = ((RD_DQS_GATE<<10) | (RD_DQS_GATE<<0)),
+ .datawrsratio0 = (((WR_DQS+0x40)<<10) | ((WR_DQS+0x40)<<0)),
+ .datauserank0delay = 0x1,
+ .datadldiff0 = 0x0, /* depend on cpu rev, set later */
+};
+
+static const struct cmd_control ddr3_ctrl = {
+ .cmd0csratio = 0x100,
+ .cmd0dldiff = 0x004, /* reset value is 0x4 */
+ .cmd0iclkout = 0x001,
+
+ .cmd1csratio = 0x100,
+ .cmd1dldiff = 0x004, /* reset value is 0x4 */
+ .cmd1iclkout = 0x001,
+
+ .cmd2csratio = 0x100,
+ .cmd2dldiff = 0x004, /* reset value is 0x4 */
+ .cmd2iclkout = 0x001,
+};
+
+static const struct emif_regs ddr3_emif0_regs = {
+ .sdram_config = EMIF_SDCFG,
+ .ref_ctrl = EMIF_SDREF,
+ .sdram_tim1 = EMIF_TIM1,
+ .sdram_tim2 = EMIF_TIM2,
+ .sdram_tim3 = EMIF_TIM3,
+ .emif_ddr_phy_ctlr_1 = EMIF_PHYCFG,
+};
+
+static const struct emif_regs ddr3_emif1_regs = {
+ .sdram_config = EMIF_SDCFG,
+ .ref_ctrl = EMIF_SDREF,
+ .sdram_tim1 = EMIF_TIM1,
+ .sdram_tim2 = EMIF_TIM2,
+ .sdram_tim3 = EMIF_TIM3,
+ .emif_ddr_phy_ctlr_1 = EMIF_PHYCFG,
+};
+
+void set_uart_mux_conf(void) {}
+
+void set_mux_conf_regs(void)
+{
+ configure_module_pin_mux(mmc_pin_mux);
+}
+
+void sdram_init(void)
+{
+ config_dmm(&evm_lisa_map_regs);
+
+#ifdef CONFIG_TI816X_EVM_DDR2
+ ddr2_data.datadldiff0 = (get_cpu_rev() == 0x1 ? 0x0 : 0xF);
+ ddr2_ctrl.cmd0dldiff = (get_cpu_rev() == 0x1 ? 0x0 : 0xF);
+ ddr2_ctrl.cmd1dldiff = (get_cpu_rev() == 0x1 ? 0x0 : 0xF);
+ ddr2_ctrl.cmd2dldiff = (get_cpu_rev() == 0x1 ? 0x0 : 0xF);
+
+ if (CONFIG_TI816X_USE_EMIF0) {
+ ddr2_emif0_regs.emif_ddr_phy_ctlr_1 =
+ (get_cpu_rev() == 0x1 ? 0x0000010B : 0x0000030B);
+ config_ddr(0, 0, &ddr2_data, &ddr2_ctrl, &ddr2_emif0_regs, 0);
+ }
+
+ if (CONFIG_TI816X_USE_EMIF1) {
+ ddr2_emif1_regs.emif_ddr_phy_ctlr_1 =
+ (get_cpu_rev() == 0x1 ? 0x0000010B : 0x0000030B);
+ config_ddr(1, 0, &ddr2_data, &ddr2_ctrl, &ddr2_emif1_regs, 1);
+ }
+#endif
+
+#ifdef CONFIG_TI816X_EVM_DDR3
+ ddr3_data.datadldiff0 = (get_cpu_rev() == 0x1 ? 0x0 : 0xF);
+
+ if (CONFIG_TI816X_USE_EMIF0)
+ config_ddr(0, 0, &ddr3_data, &ddr3_ctrl, &ddr3_emif0_regs, 0);
+
+ if (CONFIG_TI816X_USE_EMIF1)
+ config_ddr(1, 0, &ddr3_data, &ddr3_ctrl, &ddr3_emif1_regs, 1);
+#endif
+}
+#endif /* CONFIG_SPL_BUILD */
--- /dev/null
+/*
+ * ti816x_evm.h
+ *
+ * Copyright (C) 2013, Adeneo Embedded <www.adeneo-embedded.com>
+ * Antoine Tenart, <atenart@adeneo-embedded.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __CONFIG_TI816X_EVM_H
+#define __CONFIG_TI816X_EVM_H
+
+#define CONFIG_TI81XX
+#define CONFIG_TI816X
+#define CONFIG_SYS_NO_FLASH
+#define CONFIG_OMAP
+#define CONFIG_OMAP_COMMON
+
+#define CONFIG_ARCH_CPU_INIT
+
+#include <asm/arch/omap.h>
+
+#define CONFIG_ENV_SIZE 0x2000
+#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (32 * 1024))
+#define CONFIG_SYS_LONGHELP /* undef save memory */
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT "u-boot/ti816x# "
+#define CONFIG_MACH_TYPE MACH_TYPE_TI8168EVM
+
+#define CONFIG_OF_LIBFDT
+#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG /* required for ramdisk support */
+
+#include <config_cmd_default.h> /* u-boot default commands */
+
+#define CONFIG_VERSION_VARIABLE
+#define CONFIG_DISPLAY_CPUINFO
+
+#define CONFIG_BOOTDELAY 3 /* set negative for no autoboot */
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "loadaddr=0x81000000\0" \
+
+#define CONFIG_BOOTCOMMAND \
+ "mmc rescan;" \
+ "fatload mmc 0 ${loadaddr} uImage;" \
+ "bootm ${loadaddr}" \
+
+#define CONFIG_BOOTARGS "console=ttyO2,115200n8 noinitrd earlyprintk"
+
+/* Clock Defines */
+#define V_OSCK 24000000 /* Clock output from T2 */
+#define V_SCLK (V_OSCK >> 1)
+
+#define CONFIG_SYS_MAXARGS 32
+#define CONFIG_SYS_CBSIZE 512 /* console I/O buffer size */
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
+ + sizeof(CONFIG_SYS_PROMPT) + 16) /* print buffer size */
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* boot arg buffer size */
+
+#undef CONFIG_SYS_CLKS_IN_HZ
+#define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */
+#define CONFIG_SYS_HZ 1000 /* 1ms clock */
+
+#define CONFIG_CMD_ASKEN
+#define CONFIG_CMD_ECHO
+#define CONFIG_OMAP_GPIO
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_OMAP_HSMMC
+#define CONFIG_CMD_MMC
+#define CONFIG_DOS_PARTITION
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_EXT2
+
+#define CONFIG_FS_FAT
+
+/*
+ * Only one of the following two options (DDR3/DDR2) should be enabled
+ * CONFIG_TI816X_EVM_DDR2
+ * CONFIG_TI816X_EVM_DDR3
+ */
+#define CONFIG_TI816X_EVM_DDR3
+
+/*
+ * Supported values: 400, 531, 675 or 796 MHz
+ */
+#define CONFIG_TI816X_DDR_PLL_796
+
+#define CONFIG_TI816X_USE_EMIF0 1
+#define CONFIG_TI816X_USE_EMIF1 1
+
+
+#define CONFIG_NR_DRAM_BANKS 2 /* we have 2 banks of DRAM */
+#define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
+#define PHYS_DRAM_1_SIZE 0x40000000 /* 1 GB */
+#define PHYS_DRAM_2 0xC0000000 /* DRAM Bank #2 */
+#define PHYS_DRAM_2_SIZE 0x40000000 /* 1 GB */
+
+#define CONFIG_MAX_RAM_BANK_SIZE (2048 << 20) /* 2048MB */
+#define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
+#define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
+ GENERATED_GBL_DATA_SIZE)
+
+/**
+ * Platform/Board specific defs
+ */
+#define CONFIG_SYS_CLK_FREQ 27000000
+#define CONFIG_SYS_TIMERBASE 0x4802E000
+#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
+
+#undef CONFIG_NAND_OMAP_GPMC
+
+/*
+ * NS16550 Configuration
+ */
+#define CONFIG_SYS_NS16550
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE (-4)
+#define CONFIG_SYS_NS16550_CLK (48000000)
+#define CONFIG_SYS_NS16550_COM1 0x48024000 /* Base EVM has UART2 */
+
+#define CONFIG_BAUDRATE 115200
+
+/* allow overwriting serial config and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_SERIAL1
+#define CONFIG_SERIAL2
+#define CONFIG_SERIAL3
+#define CONFIG_CONS_INDEX 1
+#define CONFIG_SYS_CONSOLE_INFO_QUIET
+
+#define CONFIG_ENV_IS_NOWHERE
+
+/* SPL */
+/* Defines for SPL */
+#define CONFIG_SPL
+#define CONFIG_SPL_FRAMEWORK
+#define CONFIG_SPL_TEXT_BASE 0x40400000
+#define CONFIG_SPL_MAX_SIZE ((128 - 18) * 1024)
+#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR
+
+#define CONFIG_SPL_BSS_START_ADDR 0x80000000
+#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
+
+#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
+#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
+#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
+#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
+#define CONFIG_SPL_MMC_SUPPORT
+#define CONFIG_SPL_FAT_SUPPORT
+
+#define CONFIG_SPL_LIBCOMMON_SUPPORT
+#define CONFIG_SPL_LIBDISK_SUPPORT
+#define CONFIG_SPL_LIBGENERIC_SUPPORT
+#define CONFIG_SPL_SERIAL_SUPPORT
+#define CONFIG_SPL_GPIO_SUPPORT
+#define CONFIG_SPL_YMODEM_SUPPORT
+#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
+#define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000
+#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
+
+#define CONFIG_SPL_BOARD_INIT
+
+#define CONFIG_SYS_TEXT_BASE 0x80800000
+#define CONFIG_SYS_SPL_MALLOC_START 0x80208000
+#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
+
+/* Since SPL did pll and ddr initialization for us,
+ * we don't need to do it twice.
+ */
+#ifndef CONFIG_SPL_BUILD
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#endif
+
+/* Unsupported features */
+#undef CONFIG_USE_IRQ
+
+#endif
projects / oweals / u-boot.git / commitdiff