From f7264c36cde2d9423798fd7a93cd20698f426b44 Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Tue, 29 Nov 2011 02:33:47 +0000 Subject: [PATCH] arm, davinci: add support for am1808 based enbw_cmc board - booting from NOR Flash with direct boot method - POST support - LOGBUF support Signed-off-by: Heiko Schocher Cc: Paulraj Sandeep Cc: Albert ARIBAUD Cc: Igor Grinberg Cc: Christian Riesch --- MAINTAINERS | 1 + board/enbw/enbw_cmc/Makefile | 45 +++ board/enbw/enbw_cmc/enbw_cmc.c | 607 +++++++++++++++++++++++++++++++++ boards.cfg | 1 + include/configs/enbw_cmc.h | 451 ++++++++++++++++++++++++ 5 files changed, 1105 insertions(+) create mode 100644 board/enbw/enbw_cmc/Makefile create mode 100644 board/enbw/enbw_cmc/enbw_cmc.c create mode 100644 include/configs/enbw_cmc.h diff --git a/MAINTAINERS b/MAINTAINERS index 7d6c97e2f9..2ecc6644cc 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -812,6 +812,7 @@ Jens Scharsig Heiko Schocher + enbw_cmc ARM926EJS (AM1808 SoC) magnesium i.MX27 mgcoge3un ARM926EJS (Kirkwood SoC) diff --git a/board/enbw/enbw_cmc/Makefile b/board/enbw/enbw_cmc/Makefile new file mode 100644 index 0000000000..cd1f0d4ed8 --- /dev/null +++ b/board/enbw/enbw_cmc/Makefile @@ -0,0 +1,45 @@ +# +# (C) Copyright 2000, 2001, 2002 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# Copyright (C) 2007 Sergey Kubushyn +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS := $(BOARD).o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(call cmd_link_o_target, $(OBJS) $(SOBJS)) + +######################################################################### +# This is for $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/enbw/enbw_cmc/enbw_cmc.c b/board/enbw/enbw_cmc/enbw_cmc.c new file mode 100644 index 0000000000..5cd5357bcd --- /dev/null +++ b/board/enbw/enbw_cmc/enbw_cmc.c @@ -0,0 +1,607 @@ +/* + * (C) Copyright 2011 + * Heiko Schocher, DENX Software Engineering, hs@denx.de. + * + * Based on: + * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * + * Based on da830evm.c. Original Copyrights follow: + * + * Copyright (C) 2009 Nick Thompson, GE Fanuc, Ltd. + * Copyright (C) 2007 Sergey Kubushyn + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +static const struct lpsc_resource lpsc[] = { + { DAVINCI_LPSC_AEMIF }, + { DAVINCI_LPSC_SPI1 }, + { DAVINCI_LPSC_ARM_RAM_ROM }, + { DAVINCI_LPSC_UART0 }, + { DAVINCI_LPSC_EMAC }, + { DAVINCI_LPSC_UART0 }, + { DAVINCI_LPSC_GPIO }, + { DAVINCI_LPSC_DDR_EMIF }, + { DAVINCI_LPSC_UART1 }, + { DAVINCI_LPSC_UART2 }, + { DAVINCI_LPSC_MMC_SD1 }, + { DAVINCI_LPSC_USB20 }, + { DAVINCI_LPSC_USB11 }, +}; + +static const struct pinmux_config enbw_pins[] = { + { pinmux(0), 8, 0 }, + { pinmux(0), 8, 1 }, + { pinmux(0), 8, 2 }, + { pinmux(0), 8, 3 }, + { pinmux(0), 8, 4 }, + { pinmux(0), 8, 5 }, + { pinmux(1), 4, 0 }, + { pinmux(1), 8, 1 }, + { pinmux(1), 8, 2 }, + { pinmux(1), 8, 3 }, + { pinmux(1), 8, 4 }, + { pinmux(1), 8, 5 }, + { pinmux(1), 8, 6 }, + { pinmux(1), 4, 7 }, + { pinmux(2), 8, 0 }, + { pinmux(5), 1, 0 }, + { pinmux(5), 1, 3 }, + { pinmux(5), 1, 7 }, + { pinmux(6), 1, 0 }, + { pinmux(6), 1, 1 }, + { pinmux(6), 8, 2 }, + { pinmux(6), 8, 3 }, + { pinmux(6), 1, 4 }, + { pinmux(6), 8, 5 }, + { pinmux(6), 1, 7 }, + { pinmux(7), 8, 2 }, + { pinmux(7), 1, 3 }, + { pinmux(7), 1, 6 }, + { pinmux(7), 1, 7 }, + { pinmux(13), 8, 2 }, + { pinmux(13), 8, 3 }, + { pinmux(13), 8, 4 }, + { pinmux(13), 8, 5 }, + { pinmux(13), 8, 6 }, + { pinmux(13), 8, 7 }, + { pinmux(14), 8, 0 }, + { pinmux(14), 8, 1 }, + { pinmux(16), 8, 1 }, + { pinmux(16), 8, 2 }, + { pinmux(16), 8, 3 }, + { pinmux(16), 8, 4 }, + { pinmux(16), 8, 5 }, + { pinmux(16), 8, 6 }, + { pinmux(16), 8, 7 }, + { pinmux(17), 1, 0 }, + { pinmux(17), 1, 1 }, + { pinmux(17), 1, 2 }, + { pinmux(17), 8, 3 }, + { pinmux(17), 8, 4 }, + { pinmux(17), 8, 5 }, + { pinmux(17), 8, 6 }, + { pinmux(17), 8, 7 }, + { pinmux(18), 8, 0 }, + { pinmux(18), 8, 1 }, + { pinmux(18), 2, 2 }, + { pinmux(18), 2, 3 }, + { pinmux(18), 2, 4 }, + { pinmux(18), 8, 6 }, + { pinmux(18), 8, 7 }, + { pinmux(19), 8, 0 }, + { pinmux(19), 2, 1 }, + { pinmux(19), 2, 2 }, + { pinmux(19), 2, 3 }, + { pinmux(19), 2, 4 }, + { pinmux(19), 8, 5 }, + { pinmux(19), 8, 6 }, +}; + +const struct pinmux_resource pinmuxes[] = { + PINMUX_ITEM(emac_pins_mii), + PINMUX_ITEM(emac_pins_mdio), + PINMUX_ITEM(i2c0_pins), + PINMUX_ITEM(emifa_pins_cs2), + PINMUX_ITEM(emifa_pins_cs3), + PINMUX_ITEM(emifa_pins_cs4), + PINMUX_ITEM(emifa_pins_nand), + PINMUX_ITEM(emifa_pins_nor), + PINMUX_ITEM(spi1_pins_base), + PINMUX_ITEM(spi1_pins_scs0), + PINMUX_ITEM(uart1_pins_txrx), + PINMUX_ITEM(uart2_pins_txrx), + PINMUX_ITEM(uart2_pins_rtscts), + PINMUX_ITEM(enbw_pins), +}; + +const int pinmuxes_size = ARRAY_SIZE(pinmuxes); + +struct gpio_config { + char name[GPIO_NAME_SIZE]; + unsigned char bank; + unsigned char gpio; + unsigned char out; + unsigned char value; +}; + +static const struct gpio_config enbw_gpio_config[] = { + { "RS485 enable", 8, 11, 1, 0 }, + { "RS485 iso", 8, 10, 1, 0 }, + { "W2HUT RS485 Rx ena", 8, 9, 1, 0 }, + { "W2HUT RS485 iso", 8, 8, 1, 0 }, + { "LAN reset", 7, 15, 1, 1 }, + { "ena 11V PLC", 7, 14, 1, 0 }, + { "ena 1.5V PLC", 7, 13, 1, 0 }, + { "disable VBUS", 7, 12, 1, 1 }, + { "PLC reset", 6, 13, 1, 1 }, + { "LCM RS", 6, 12, 1, 0 }, + { "LCM R/W", 6, 11, 1, 0 }, + { "PLC pairing", 6, 10, 1, 1 }, + { "PLC MDIO CLK", 6, 9, 1, 0 }, + { "HK218", 6, 8, 1, 0 }, + { "HK218 Rx", 6, 1, 1, 1 }, + { "TPM reset", 6, 0, 1, 1 }, + { "LCM E", 2, 2, 1, 1 }, + { "PV-IF RxD ena", 0, 15, 1, 1 }, + { "LED1", 1, 15, 1, 1 }, + { "LED2", 0, 1, 1, 1 }, + { "LED3", 0, 2, 1, 1 }, + { "LED4", 0, 3, 1, 1 }, + { "LED5", 0, 4, 1, 1 }, + { "LED6", 0, 5, 1, 0 }, + { "LED7", 0, 6, 1, 0 }, + { "LED8", 0, 14, 1, 0 }, + { "USER1", 0, 12, 0, 0 }, + { "USER2", 0, 13, 0, 0 }, +}; + +#define PHY_POWER 0x0800 + +static void enbw_cmc_switch(int port, int on) +{ + const char *devname; + unsigned char phyaddr = 3; + unsigned char reg = 0; + unsigned short data; + + if (port == 1) + phyaddr = 2; + + devname = miiphy_get_current_dev(); + if (!devname) { + printf("Error: no mii device\n"); + return; + } + if (miiphy_read(devname, phyaddr, reg, &data) != 0) { + printf("Error reading from the PHY addr=%02x reg=%02x\n", + phyaddr, reg); + return; + } + + if (on) + data &= ~PHY_POWER; + else + data |= PHY_POWER; + + if (miiphy_write(devname, phyaddr, reg, data) != 0) { + printf("Error writing to the PHY addr=%02x reg=%02x\n", + phyaddr, reg); + return; + } +} + +int board_init(void) +{ + int i, ret; + +#ifndef CONFIG_USE_IRQ + irq_init(); +#endif + /* address of boot parameters, not used as booting with DTT */ + gd->bd->bi_boot_params = 0; + + for (i = 0; i < ARRAY_SIZE(enbw_gpio_config); i++) { + int gpio = enbw_gpio_config[i].bank * 16 + + enbw_gpio_config[i].gpio; + + ret = gpio_request(gpio, enbw_gpio_config[i].name); + if (ret) { + printf("%s: Could not get %s gpio\n", __func__, + enbw_gpio_config[i].name); + return -1; + } + + if (enbw_gpio_config[i].out) + gpio_direction_output(gpio, + enbw_gpio_config[i].value); + else + gpio_direction_input(gpio); + } + + /* setup the SUSPSRC for ARM to control emulation suspend */ + clrbits_le32(&davinci_syscfg_regs->suspsrc, + (DAVINCI_SYSCFG_SUSPSRC_EMAC | DAVINCI_SYSCFG_SUSPSRC_I2C | + DAVINCI_SYSCFG_SUSPSRC_SPI1 | DAVINCI_SYSCFG_SUSPSRC_TIMER0 | + DAVINCI_SYSCFG_SUSPSRC_UART2)); + + return 0; +} + +#ifdef CONFIG_DRIVER_TI_EMAC +/* + * Initializes on-board ethernet controllers. + */ +int board_eth_init(bd_t *bis) +{ +#ifdef CONFIG_DRIVER_TI_EMAC + davinci_emac_mii_mode_sel(0); +#endif /* CONFIG_DRIVER_TI_EMAC */ + + if (!davinci_emac_initialize()) { + printf("Error: Ethernet init failed!\n"); + return -1; + } + + if (hwconfig_subarg_cmp("switch", "lan", "on")) + /* Switch port lan on */ + enbw_cmc_switch(1, 1); + else + enbw_cmc_switch(1, 0); + + if (hwconfig_subarg_cmp("switch", "pwl", "on")) + /* Switch port pwl on */ + enbw_cmc_switch(2, 1); + else + enbw_cmc_switch(2, 0); + + return 0; +} +#endif /* CONFIG_DRIVER_TI_EMAC */ + +#ifdef CONFIG_PREBOOT +static uchar kbd_magic_prefix[] = "key_magic_"; +static uchar kbd_command_prefix[] = "key_cmd_"; + +struct kbd_data_t { + char s1; +}; + +struct kbd_data_t *get_keys(struct kbd_data_t *kbd_data) +{ + /* read SW1 + SW2 */ + kbd_data->s1 = gpio_get_value(12) + + (gpio_get_value(13) << 1); + return kbd_data; +} + +static int compare_magic(const struct kbd_data_t *kbd_data, char *str) +{ + char s1 = str[0]; + + if (s1 >= '0' && s1 <= '9') + s1 -= '0'; + else if (s1 >= 'a' && s1 <= 'f') + s1 = s1 - 'a' + 10; + else if (s1 >= 'A' && s1 <= 'F') + s1 = s1 - 'A' + 10; + else + return -1; + + if (s1 != kbd_data->s1) + return -1; + + return 0; +} + +static char *key_match(const struct kbd_data_t *kbd_data) +{ + char magic[sizeof(kbd_magic_prefix) + 1]; + char *suffix; + char *kbd_magic_keys; + + /* + * The following string defines the characters that can be appended + * to "key_magic" to form the names of environment variables that + * hold "magic" key codes, i. e. such key codes that can cause + * pre-boot actions. If the string is empty (""), then only + * "key_magic" is checked (old behaviour); the string "125" causes + * checks for "key_magic1", "key_magic2" and "key_magic5", etc. + */ + kbd_magic_keys = getenv("magic_keys"); + if (kbd_magic_keys == NULL) + kbd_magic_keys = ""; + + /* + * loop over all magic keys; + * use '\0' suffix in case of empty string + */ + for (suffix = kbd_magic_keys; *suffix || + suffix == kbd_magic_keys; ++suffix) { + sprintf(magic, "%s%c", kbd_magic_prefix, *suffix); + + if (compare_magic(kbd_data, getenv(magic)) == 0) { + char cmd_name[sizeof(kbd_command_prefix) + 1]; + char *cmd; + + sprintf(cmd_name, "%s%c", kbd_command_prefix, *suffix); + cmd = getenv(cmd_name); + + return cmd; + } + } + + return NULL; +} +#endif /* CONFIG_PREBOOT */ + +int misc_init_r(void) +{ + char *s, buf[32]; +#ifdef CONFIG_PREBOOT + struct kbd_data_t kbd_data; + /* Decode keys */ + char *str = strdup(key_match(get_keys(&kbd_data))); + /* Set or delete definition */ + setenv("preboot", str); + free(str); +#endif /* CONFIG_PREBOOT */ + + /* count all restarts, and save this in an environment var */ + s = getenv("restartcount"); + + if (s) + sprintf(buf, "%ld", simple_strtoul(s, NULL, 10) + 1); + else + strcpy(buf, "1"); + + setenv("restartcount", buf); + saveenv(); + +#ifdef CONFIG_HW_WATCHDOG + davinci_hw_watchdog_enable(); +#endif + + return 0; +} + +struct cmc_led { + char name[20]; + unsigned char bank; + unsigned char gpio; +}; + +struct cmc_led led_table[] = { + {"led1", 1, 15}, + {"led2", 0, 1}, + {"led3", 0, 2}, + {"led4", 0, 3}, + {"led5", 0, 4}, + {"led6", 0, 5}, + {"led7", 0, 6}, + {"led8", 0, 14}, +}; + +static int cmc_get_led_state(struct cmc_led *led) +{ + int value; + int gpio = led->bank * 16 + led->gpio; + + value = gpio_get_value(gpio); + + return value; +} + +static int cmc_set_led_state(struct cmc_led *led, int state) +{ + int gpio = led->bank * 16 + led->gpio; + + gpio_set_value(gpio, state); + return 0; +} + +static int do_led(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{ + struct cmc_led *led; + int found = 0; + int i = 0; + int only_print = 0; + int len = ARRAY_SIZE(led_table); + + if (argc < 2) + return cmd_usage(cmdtp); + + if (argc < 3) + only_print = 1; + + led = led_table; + while ((!found) && (i < len)) { + if (strcmp(argv[1], led->name) == 0) { + found = 1; + } else { + led++; + i++; + } + } + if (!found) + return cmd_usage(cmdtp); + + if (only_print) { + if (cmc_get_led_state(led)) + printf("on\n"); + else + printf("off\n"); + + return 0; + } + if (strcmp(argv[2], "on") == 0) + cmc_set_led_state(led, 1); + else + cmc_set_led_state(led, 0); + + return 0; +} + +U_BOOT_CMD(led, 3, 1, do_led, + "switch on/off board led", + "[name] [on/off]" +); + +#ifdef CONFIG_HW_WATCHDOG +void hw_watchdog_reset(void) +{ + davinci_hw_watchdog_reset(); +} +#endif + +#if defined(CONFIG_POST) +void arch_memory_failure_handle(void) +{ + struct davinci_gpio *gpio = davinci_gpio_bank01; + int state = 1; + + /* + * if memor< failure blink with the LED 1,2 and 3 + * as we running from flash, we cannot use the gpio + * api here, so access the gpio pin direct through + * the gpio register. + */ + while (1) { + if (state) { + clrbits_le32(&gpio->out_data, 0x80000006); + state = 0; + } else { + setbits_le32(&gpio->out_data, 0x80000006); + state = 1; + } + udelay(500); + } +} +#endif + +#if defined(CONFIG_BOOTCOUNT_LIMIT) +void bootcount_store(ulong a) +{ + struct davinci_rtc *reg = + (struct davinci_rtc *)CONFIG_SYS_BOOTCOUNT_ADDR; + + /* + * write RTC kick register to enable write + * for RTC Scratch registers. Cratch0 and 1 are + * used for bootcount values. + */ + out_be32(®->kick0r, RTC_KICK0R_WE); + out_be32(®->kick1r, RTC_KICK1R_WE); + out_be32(®->scratch0, a); + out_be32(®->scratch1, BOOTCOUNT_MAGIC); +} + +ulong bootcount_load(void) +{ + struct davinci_rtc *reg = + (struct davinci_rtc *)CONFIG_SYS_BOOTCOUNT_ADDR; + + if (in_be32(®->scratch1) != BOOTCOUNT_MAGIC) + return 0; + else + return in_be32(®->scratch0); +} +#endif + +void board_gpio_init(void) +{ + struct davinci_gpio *gpio = davinci_gpio_bank01; + + /* + * Power on required peripherals + * ARM does not have access by default to PSC0 and PSC1 + * assuming here that the DSP bootloader has set the IOPU + * such that PSC access is available to ARM + */ + if (da8xx_configure_lpsc_items(lpsc, ARRAY_SIZE(lpsc))) + return; + + /* + * set LED (gpio Interface not usable here) + * set LED pins to output and state 0 + */ + clrbits_le32(&gpio->dir, 0x8000407e); + clrbits_le32(&gpio->out_data, 0x8000407e); + /* set LED 1 - 5 to state on */ + setbits_le32(&gpio->out_data, 0x8000001e); +} + +int board_late_init(void) +{ + cmc_set_led_state(&led_table[4], 0); + + return 0; +} + +void show_boot_progress(int val) +{ + switch (val) { + case 1: + cmc_set_led_state(&led_table[4], 1); + break; + case 4: + cmc_set_led_state(&led_table[4], 0); + break; + case 15: + cmc_set_led_state(&led_table[4], 1); + break; + } +} + +#ifdef CONFIG_DAVINCI_MMC +static struct davinci_mmc mmc_sd1 = { + .reg_base = (struct davinci_mmc_regs *)DAVINCI_MMC_SD1_BASE, + .input_clk = 228000000, + .host_caps = MMC_MODE_4BIT, + .voltages = MMC_VDD_32_33 | MMC_VDD_33_34, + .version = MMC_CTLR_VERSION_2, +}; + +int board_mmc_init(bd_t *bis) +{ + mmc_sd1.input_clk = clk_get(DAVINCI_MMC_CLKID); + /* Add slot-0 to mmc subsystem */ + return davinci_mmc_init(bis, &mmc_sd1); +} +#endif diff --git a/boards.cfg b/boards.cfg index 77dc560c8e..b678547441 100644 --- a/boards.cfg +++ b/boards.cfg @@ -137,6 +137,7 @@ davinci_dvevm arm arm926ejs dvevm davinci davinci_schmoogie arm arm926ejs schmoogie davinci davinci davinci_sffsdr arm arm926ejs sffsdr davinci davinci davinci_sonata arm arm926ejs sonata davinci davinci +enbw_cmc arm arm926ejs enbw_cmc enbw davinci km_kirkwood arm arm926ejs km_arm keymile kirkwood km_kirkwood:KM_DISABLE_PCI km_kirkwood_pci arm arm926ejs km_arm keymile kirkwood km_kirkwood:KM_RECONFIG_XLX mgcoge3un arm arm926ejs km_arm keymile kirkwood diff --git a/include/configs/enbw_cmc.h b/include/configs/enbw_cmc.h new file mode 100644 index 0000000000..c427dc7c69 --- /dev/null +++ b/include/configs/enbw_cmc.h @@ -0,0 +1,451 @@ +/* + * (C) Copyright 2011 + * Heiko Schocher, DENX Software Engineering, hs@denx.de. + * + * Based on: + * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * + * Based on davinci_dvevm.h. Original Copyrights follow: + * + * Copyright (C) 2007 Sergey Kubushyn + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * Board + */ +#define CONFIG_DRIVER_TI_EMAC +#define CONFIG_SYS_DAVINCI_EMAC_PHY_COUNT 7 +#define CONFIG_USE_NAND + +/* + * SoC Configuration + */ +#define CONFIG_ARM926EJS /* arm926ejs CPU core */ +#define CONFIG_SOC_DA8XX /* TI DA8xx SoC */ +#define CONFIG_SOC_DA850 /* TI DA850 SoC */ +#define CONFIG_SYS_CLK_FREQ clk_get(DAVINCI_ARM_CLKID) +#define CONFIG_SYS_OSCIN_FREQ 24000000 +#define CONFIG_SYS_TIMERBASE DAVINCI_TIMER0_BASE +#define CONFIG_SYS_HZ_CLOCK clk_get(DAVINCI_AUXCLK_CLKID) +#define CONFIG_SYS_HZ 1000 +#define CONFIG_SKIP_LOWLEVEL_INIT +#define CONFIG_DA850_LOWLEVEL +#define CONFIG_ARCH_CPU_INIT +#define CONFIG_DA8XX_GPIO +#define CONFIG_HOSTNAME enbw_cmc +#define CONFIG_DISPLAY_CPUINFO + +#define MACH_TYPE_ENBW_CMC 3585 +#define CONFIG_MACH_TYPE MACH_TYPE_ENBW_CMC + +/* + * Memory Info + */ +#define CONFIG_SYS_MALLOC_LEN (0x10000 + 1*1024*1024) /* malloc() len */ +#define PHYS_SDRAM_1 DAVINCI_DDR_EMIF_DATA_BASE /* DDR Start */ +#define PHYS_SDRAM_1_SIZE (64 << 20) /* SDRAM size 64MB */ +#define CONFIG_MAX_RAM_BANK_SIZE (512 << 20) /* max size from SPRS586*/ + +/* memtest start addr */ +#define CONFIG_SYS_MEMTEST_START (PHYS_SDRAM_1 + 0x2000000) + +/* memtest will be run on 16MB */ +#define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1 + 0x2000000 + 16*1024*1024) + +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ +#define CONFIG_STACKSIZE (256*1024) /* regular stack */ + +/* + * Serial Driver info + */ +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE -4 /* NS16550 register size */ +#define CONFIG_SYS_NS16550_COM1 DAVINCI_UART2_BASE /* Base address of UART2 */ +#define CONFIG_SYS_NS16550_CLK clk_get(DAVINCI_UART2_CLKID) +#define CONFIG_CONS_INDEX 1 /* use UART0 for console */ +#define CONFIG_BAUDRATE 115200 /* Default baud rate */ +#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } +#define CONFIG_SYS_DA850_LPSC_UART DAVINCI_LPSC_UART2 +/* + * I2C Configuration + */ +#define CONFIG_HARD_I2C +#define CONFIG_DRIVER_DAVINCI_I2C +#define CONFIG_SYS_I2C_SPEED 80000 +#define CONFIG_SYS_I2C_SLAVE 10 /* Bogus, master-only in U-Boot */ +#define CONFIG_SYS_I2C_EXPANDER_ADDR 0x20 +#define CONFIG_CMD_I2C + +#define CONFIG_CMD_DTT +#define CONFIG_DTT_LM75 +#define CONFIG_DTT_SENSORS {0} /* Sensor addresses */ +#define CONFIG_SYS_DTT_MAX_TEMP 70 +#define CONFIG_SYS_DTT_LOW_TEMP -30 +#define CONFIG_SYS_DTT_HYSTERESIS 3 + +/* + * Flash & Environment + */ +#ifdef CONFIG_USE_NAND +#define CONFIG_NAND_DAVINCI +#define CONFIG_SYS_NAND_USE_FLASH_BBT +#define CONFIG_SYS_NAND_4BIT_HW_ECC_OOBFIRST +#define CONFIG_SYS_NAND_PAGE_2K +#define CONFIG_SYS_NAND_CS 3 +#define CONFIG_SYS_NAND_BASE DAVINCI_ASYNC_EMIF_DATA_CE3_BASE +#define CONFIG_SYS_CLE_MASK 0x10 +#define CONFIG_SYS_ALE_MASK 0x8 +#undef CONFIG_SYS_NAND_HW_ECC +#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ +#define NAND_MAX_CHIPS 1 + +#define MTDIDS_DEFAULT "nor0=physmap-flash.0,nand0=davinci_nand.1" +#define MTDPARTS_DEFAULT \ + "mtdparts=" \ + "physmap-flash.0:" \ + "512k(U-Boot)," \ + "64k(env1)," \ + "64k(env2)," \ + "-(rest);" \ + "davinci_nand.1:" \ + "128k(dtb)," \ + "3m(kernel)," \ + "4m(rootfs)," \ + "-(userfs)" + + +#define CONFIG_CMD_MTDPARTS + +#endif + +/* + * Network & Ethernet Configuration + */ +#ifdef CONFIG_DRIVER_TI_EMAC +#define CONFIG_MII +#define CONFIG_BOOTP_DEFAULT +#define CONFIG_BOOTP_DNS +#define CONFIG_BOOTP_DNS2 +#define CONFIG_BOOTP_SEND_HOSTNAME +#define CONFIG_NET_RETRY_COUNT 10 +#define CONFIG_NET_MULTI +#endif + +/* + * Flash configuration + */ +#define CONFIG_SYS_FLASH_CFI +#define CONFIG_FLASH_CFI_DRIVER +#define CONFIG_FLASH_CFI_MTD +#define CONFIG_SYS_FLASH_BASE 0x60000000 +#define CONFIG_SYS_FLASH_SIZE 0x01000000 +#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */ +#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } +#define CONFIG_SYS_MAX_FLASH_SECT 128 +#define CONFIG_FLASH_16BIT /* Flash is 16-bit */ + +#define CONFIG_CMD_FLASH + +#define CONFIG_ENV_IS_IN_FLASH +#define CONFIG_SYS_MONITOR_LEN 0x80000 +#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + \ + CONFIG_SYS_MONITOR_LEN) +#define CONFIG_ENV_SECT_SIZE (64 << 10) +#define CONFIG_ENV_SIZE (16 << 10) /* 16 KiB */ +#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR + \ + CONFIG_ENV_SECT_SIZE) +#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) +#undef CONFIG_ENV_IS_IN_NAND +#define CONFIG_DEFAULT_SETTINGS_ADDR (CONFIG_ENV_ADDR_REDUND + \ + CONFIG_ENV_SECT_SIZE) + +#define xstr(s) str(s) +#define str(s) #s + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "u-boot_addr_r=c0000000\0" \ + "u-boot=" xstr(CONFIG_HOSTNAME) "/u-boot.bin\0" \ + "load=tftp ${u-boot_addr_r} ${u-boot}\0" \ + "update=protect off " xstr(CONFIG_SYS_FLASH_BASE) " +${filesize};"\ + "erase " xstr(CONFIG_SYS_FLASH_BASE) " +${filesize};" \ + "cp.b ${u-boot_addr_r} " xstr(CONFIG_SYS_FLASH_BASE) \ + " ${filesize};" \ + "protect on " xstr(CONFIG_SYS_FLASH_BASE) " +${filesize}\0"\ + "netdev=eth0\0" \ + "rootpath=/opt/eldk-arm/arm\0" \ + "nfsargs=setenv bootargs root=/dev/nfs rw " \ + "nfsroot=${serverip}:${rootpath}\0" \ + "ramargs=setenv bootargs root=/dev/ram rw\0" \ + "addip=setenv bootargs ${bootargs} " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ + ":${hostname}:${netdev}:off panic=1\0" \ + "kernel_addr_r=c0700000\0" \ + "fdt_addr_r=c0600000\0" \ + "ramdisk_addr_r=c0b00000\0" \ + "fdt_file=" xstr(CONFIG_HOSTNAME) "/" \ + xstr(CONFIG_HOSTNAME) ".dtb\0" \ + "kernel_file=" xstr(CONFIG_HOSTNAME) "/uImage \0" \ + "nand_ld_ramdsk=nand read ${ramdisk_addr_r} 320000 400000\0" \ + "nand_ld_kernel=nand read ${kernel_addr_r} 20000 300000\0" \ + "nand_ld_fdt=nand read ${fdt_addr_r} 0 2000\0" \ + "load_kernel=tftp ${kernel_addr_r} ${kernel_file}\0" \ + "load_fdt=tftp ${fdt_addr_r} ${fdt_file}\0" \ + "load_nand=run nand_ld_ramdsk nand_ld_kernel nand_ld_fdt\0" \ + "addcon=setenv bootargs ${bootargs} console=ttyS2," \ + "${baudrate}n8\0" \ + "net_nfs=run load_fdt load_kernel; " \ + "run nfsargs addip addcon addmtd addmisc;" \ + "bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \ + "nand_selfnand=run load_nand ramargs addip addcon addmisc;bootm "\ + "${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0" \ + "bootcmd=run net_nfs\0" \ + "machid=e01\0" \ + "key_cmd_0=echo key: 0\0" \ + "key_cmd_1=echo key: 1\0" \ + "key_cmd_2=echo key: 2\0" \ + "key_cmd_3=echo key: 3\0" \ + "key_magic_0=0\0" \ + "key_magic_1=1\0" \ + "key_magic_2=2\0" \ + "key_magic_3=3\0" \ + "magic_keys=0123\0" \ + "hwconfig=switch:lan=on,pwl=off\0" \ + "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \ + "addmisc=setenv bootargs ${bootargs} davinci_mmc.use_dma=0\0" \ + "mtdids=" MTDIDS_DEFAULT "\0" \ + "mtdparts=" MTDPARTS_DEFAULT "\0" \ + "logversion=2\0" \ + "\0" + +/* + * U-Boot general configuration + */ +#define CONFIG_BOOTFILE "uImage" /* Boot file name */ +#define CONFIG_SYS_PROMPT "=> " /* Command Prompt */ +#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) +#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Args Buffer Size */ +#define CONFIG_SYS_LOAD_ADDR (PHYS_SDRAM_1 + 0x700000) +#define CONFIG_VERSION_VARIABLE +#define CONFIG_AUTO_COMPLETE +#define CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " +#define CONFIG_CMDLINE_EDITING +#define CONFIG_SYS_LONGHELP +#define CONFIG_CRC32_VERIFY +#define CONFIG_MX_CYCLIC +#define CONFIG_BOOTDELAY 3 +#define CONFIG_HWCONFIG +#define CONFIG_SHOW_BOOT_PROGRESS +#define CONFIG_BOARD_LATE_INIT + +/* + * U-Boot commands + */ +#include +#define CONFIG_CMD_ENV +#define CONFIG_CMD_ASKENV +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_DIAG +#define CONFIG_CMD_MII +#define CONFIG_CMD_PING +#define CONFIG_CMD_SAVES +#define CONFIG_CMD_MEMORY +#define CONFIG_CMD_CACHE + +#ifndef CONFIG_DRIVER_TI_EMAC +#undef CONFIG_CMD_NET +#undef CONFIG_CMD_DHCP +#undef CONFIG_CMD_MII +#undef CONFIG_CMD_PING +#endif + +#ifdef CONFIG_USE_NAND +#undef CONFIG_CMD_IMLS +#define CONFIG_CMD_NAND + +#define CONFIG_CMD_MTDPARTS +#define CONFIG_MTD_DEVICE +#define CONFIG_MTD_PARTITIONS +#define CONFIG_LZO +#define CONFIG_RBTREE +#define CONFIG_CMD_UBI +#define CONFIG_CMD_UBIFS +#endif + +#if !defined(CONFIG_USE_NAND) && \ + !defined(CONFIG_USE_NOR) && \ + !defined(CONFIG_USE_SPIFLASH) +#define CONFIG_ENV_IS_NOWHERE +#define CONFIG_SYS_NO_FLASH +#define CONFIG_ENV_SIZE (16 << 10) +#undef CONFIG_CMD_IMLS +#undef CONFIG_CMD_ENV +#endif + +#define CONFIG_SYS_TEXT_BASE 0x60000000 +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE +#define CONFIG_SYS_SDRAM_BASE 0xc0000000 +#define CONFIG_SYS_INIT_SP_ADDR (0x8001ff00) + +#define CONFIG_VERSION_VARIABLE +#define CONFIG_ENV_OVERWRITE + +#define CONFIG_PREBOOT "echo;" \ + "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \ + "echo" +#define CONFIG_MISC_INIT_R + +#define CONFIG_CMC_RESET_PIN 0x04000000 +#define CONFIG_CMC_RESET_TIMEOUT 3 + +#define CONFIG_HW_WATCHDOG +#define CONFIG_SYS_WDTTIMERBASE DAVINCI_TIMER1_BASE +#define CONFIG_SYS_WDT_PERIOD_LOW 0x0c000000 +#define CONFIG_SYS_WDT_PERIOD_HIGH 0x0 + +#define CONFIG_CMD_DATE +#define CONFIG_RTC_DAVINCI + +/* SD/MMC */ +#define CONFIG_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_DAVINCI_MMC +#define CONFIG_MMC_MBLOCK +#define CONFIG_DOS_PARTITION +#define CONFIG_CMD_FAT +#define CONFIG_CMD_MMC + + +/* FDT support */ +#define CONFIG_OF_LIBFDT + +/* LowLevel Init */ +/* PLL */ +#define CONFIG_SYS_DV_CLKMODE 0 +#define CONFIG_SYS_DA850_PLL0_POSTDIV 0 +#define CONFIG_SYS_DA850_PLL0_PLLDIV1 0x8000 +#define CONFIG_SYS_DA850_PLL0_PLLDIV2 0x8001 +#define CONFIG_SYS_DA850_PLL0_PLLDIV3 0x8002 /* 150MHz */ +#define CONFIG_SYS_DA850_PLL0_PLLDIV4 0x8003 +#define CONFIG_SYS_DA850_PLL0_PLLDIV5 0x8002 +#define CONFIG_SYS_DA850_PLL0_PLLDIV6 CONFIG_SYS_DA850_PLL0_PLLDIV1 +#define CONFIG_SYS_DA850_PLL0_PLLDIV7 0x8005 + +#define CONFIG_SYS_DA850_PLL1_POSTDIV 1 +#define CONFIG_SYS_DA850_PLL1_PLLDIV1 0x8000 +#define CONFIG_SYS_DA850_PLL1_PLLDIV2 0x8001 +#define CONFIG_SYS_DA850_PLL1_PLLDIV3 0x8002 + +#define CONFIG_SYS_DA850_PLL0_PLLM 18 /* PLL0 -> 456 MHz */ +#define CONFIG_SYS_DA850_PLL1_PLLM 24 /* PLL1 -> 300 MHz */ + +/* DDR RAM */ +#define CONFIG_SYS_DA850_DDR2_DDRPHYCR (DV_DDR_PHY_PWRDNEN | \ + DV_DDR_PHY_EXT_STRBEN | \ + (0x4 << DV_DDR_PHY_RD_LATENCY_SHIFT)) + +#define CONFIG_SYS_DA850_DDR2_SDBCR (0 | \ + (0 << DV_DDR_SDCR_DDR2TERM1_SHIFT) | \ + (0 << DV_DDR_SDCR_MSDRAMEN_SHIFT) | \ + (1 << DV_DDR_SDCR_DDR2EN_SHIFT) | \ + (0x1 << DV_DDR_SDCR_DDREN_SHIFT) | \ + (0x1 << DV_DDR_SDCR_SDRAMEN_SHIFT) | \ + (0x1 << DV_DDR_SDCR_TIMUNLOCK_SHIFT) | \ + (0x1 << DV_DDR_SDCR_BUS_WIDTH_SHIFT) | \ + (0x3 << DV_DDR_SDCR_CL_SHIFT) | \ + (0x2 << DV_DDR_SDCR_IBANK_SHIFT) | \ + (0x2 << DV_DDR_SDCR_PAGESIZE_SHIFT)) + +#define CONFIG_SYS_DA850_DDR2_SDBCR2 4 /* 13 row address bits */ + +/* + * freq = 150MHz -> t = 7ns + */ +#define CONFIG_SYS_DA850_DDR2_SDTIMR (0 | \ + (0x0d << DV_DDR_SDTMR1_RFC_SHIFT) | \ + (1 << DV_DDR_SDTMR1_RP_SHIFT) | \ + (1 << DV_DDR_SDTMR1_RCD_SHIFT) | \ + (1 << DV_DDR_SDTMR1_WR_SHIFT) | \ + (5 << DV_DDR_SDTMR1_RAS_SHIFT) | \ + (7 << DV_DDR_SDTMR1_RC_SHIFT) | \ + (1 << DV_DDR_SDTMR1_RRD_SHIFT) | \ + (readl(&dv_ddr2_regs_ctrl->sdtimr) & 0x4) | /* Reserved */ \ + ((2 - 1) << DV_DDR_SDTMR1_WTR_SHIFT)) + +/* + * freq = 150MHz -> t=7ns + */ +#define CONFIG_SYS_DA850_DDR2_SDTIMR2 (0 | \ + (readl(&dv_ddr2_regs_ctrl->sdtimr2) & 0x80000000) | /* Reserved */ \ + (8 << DV_DDR_SDTMR2_RASMAX_SHIFT) | \ + (2 << DV_DDR_SDTMR2_XP_SHIFT) | \ + (0 << DV_DDR_SDTMR2_ODT_SHIFT) | \ + (15 << DV_DDR_SDTMR2_XSNR_SHIFT) | \ + (27 << DV_DDR_SDTMR2_XSRD_SHIFT) | \ + (0 << DV_DDR_SDTMR2_RTP_SHIFT) | \ + (2 << DV_DDR_SDTMR2_CKE_SHIFT)) + +#define CONFIG_SYS_DA850_DDR2_SDRCR 0x00000407 +#define CONFIG_SYS_DA850_DDR2_PBBPR 0x30 +#define CONFIG_SYS_DA850_SYSCFG_SUSPSRC (DAVINCI_SYSCFG_SUSPSRC_TIMER0 | \ + DAVINCI_SYSCFG_SUSPSRC_SPI1 | \ + DAVINCI_SYSCFG_SUSPSRC_UART2 | \ + DAVINCI_SYSCFG_SUSPSRC_EMAC |\ + DAVINCI_SYSCFG_SUSPSRC_I2C) + +#define CONFIG_SYS_DA850_CS2CFG (DAVINCI_ABCR_WSETUP(2) | \ + DAVINCI_ABCR_WSTROBE(6) | \ + DAVINCI_ABCR_WHOLD(1) | \ + DAVINCI_ABCR_RSETUP(2) | \ + DAVINCI_ABCR_RSTROBE(6) | \ + DAVINCI_ABCR_RHOLD(1) | \ + DAVINCI_ABCR_ASIZE_16BIT) + +#define CONFIG_SYS_DA850_CS3CFG (DAVINCI_ABCR_WSETUP(1) | \ + DAVINCI_ABCR_WSTROBE(2) | \ + DAVINCI_ABCR_WHOLD(1) | \ + DAVINCI_ABCR_RSETUP(1) | \ + DAVINCI_ABCR_RSTROBE(6) | \ + DAVINCI_ABCR_RHOLD(1) | \ + DAVINCI_ABCR_ASIZE_8BIT) + +/* + * NOR Bootconfiguration word: + * Method: Direc boot + * EMIFA access mode: 16 Bit + */ +#define CONFIG_SYS_DV_NOR_BOOT_CFG (0x11) + +#define CONFIG_POST (CONFIG_SYS_POST_MEMORY) +#define CONFIG_SYS_POST_WORD_ADDR 0x8001FFF0 +#define CONFIG_LOGBUFFER +#define CONFIG_SYS_CONSOLE_IS_IN_ENV + +#define CONFIG_BOOTCOUNT_LIMIT +#define CONFIG_SYS_BOOTCOUNT_ADDR DAVINCI_RTC_BASE + +#define CONFIG_SYS_NAND_U_BOOT_DST 0xc0080000 +#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x60004000 +#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x70000 +#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_NAND_U_BOOT_DST +#endif /* __CONFIG_H */ -- 2.25.1