This patch adds support for MEESC board from esd gmbh. The MEESC is based on an Atmel AT91SAM9263 SoC.

Signed-off-by: Daniel Gorsulowski Daniel.Gorsulowski@esd.eu --- MAINTAINERS | 4 + MAKEALL | 1 + Makefile | 3 + board/esd/meesc/Makefile | 54 ++++++ board/esd/meesc/config.mk | 1 + board/esd/meesc/meesc.c | 400 +++++++++++++++++++++++++++++++++++++++++++++ include/configs/meesc.h | 185 +++++++++++++++++++++ 7 files changed, 648 insertions(+), 0 deletions(-) create mode 100644 board/esd/meesc/Makefile create mode 100644 board/esd/meesc/config.mk create mode 100644 board/esd/meesc/meesc.c create mode 100644 include/configs/meesc.h

diff --git a/MAINTAINERS b/MAINTAINERS index ce25c1b..ccfcd2a 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -517,6 +517,10 @@ Peter Figuli peposh@etc.sk

wepep250 xscale

+Daniel Gorsulowski daniel.gorsulowski@esd.eu + + meesc ARM926EJS (AT91SAM9263 SoC) + Marius Gröger mag@sysgo.de

impa7 ARM720T (EP7211) diff --git a/MAKEALL b/MAKEALL index aa7095e..f9e34c6 100755 --- a/MAKEALL +++ b/MAKEALL @@ -578,6 +578,7 @@ LIST_at91=" \ cmc_pu2 \ csb637 \ kb9202 \ + meesc \ mp2usb \ m501sk \ " diff --git a/Makefile b/Makefile index 1cce381..a18cc66 100644 --- a/Makefile +++ b/Makefile @@ -2739,6 +2739,9 @@ at91sam9rlek_config : unconfig fi; @$(MKCONFIG) -a at91sam9rlek arm arm926ejs at91sam9rlek atmel at91

+meesc_config : unconfig + @$(MKCONFIG) $(@:_config=) arm arm926ejs meesc esd at91 + ######################################################################## ## ARM Integrator boards - see doc/README-integrator for more info. integratorap_config \ diff --git a/board/esd/meesc/Makefile b/board/esd/meesc/Makefile new file mode 100644 index 0000000..6187174 --- /dev/null +++ b/board/esd/meesc/Makefile @@ -0,0 +1,54 @@ +# +# (C) Copyright 2003-2008 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2008 +# Stelian Pop stelian.pop@leadtechdesign.com +# Lead Tech Design <www.leadtechdesign.com> +# +# 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).a + +COBJS-y += meesc.o + +SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS-y)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/esd/meesc/config.mk b/board/esd/meesc/config.mk new file mode 100644 index 0000000..9ce161e --- /dev/null +++ b/board/esd/meesc/config.mk @@ -0,0 +1 @@ +TEXT_BASE = 0x21f00000 diff --git a/board/esd/meesc/meesc.c b/board/esd/meesc/meesc.c new file mode 100644 index 0000000..122707a --- /dev/null +++ b/board/esd/meesc/meesc.c @@ -0,0 +1,400 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop stelian.pop@leadtechdesign.com + * Lead Tech Design <www.leadtechdesign.com> + * + * (C) Copyright 2008 + * Ulf Samuelsson ulf@atmel.com + * + * (C) Copyright 2009 + * Daniel Gorsulowski daniel.gorsulowski@esd.eu + * esd electronic system design gmbh <www.esd.eu> + * + * 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 <common.h> +#include <asm/arch/at91sam9263.h> +#include <asm/arch/at91sam9263_matrix.h> +#include <asm/arch/at91sam9_smc.h> +#include <asm/arch/at91_pmc.h> +#include <asm/arch/at91_rstc.h> +#include <asm/arch/gpio.h> +#include <asm/arch/io.h> +#include <asm/arch/hardware.h> +#include <nand.h> +#include <dataflash.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Miscelaneous platform dependent initialisations + */ + +static void meesc_serial_hw_init(void) +{ + /* initialize DBGU pins*/ + at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */ + at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); +} + +#define LED1A AT91_PIN_PB8 +#define LED1B AT91_PIN_PB7 +static void meesc_gpio_hw_init(void) +{ + /* Peripheral Clock Enable Register */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_PIOA | + 1 << AT91SAM9263_ID_PIOB | + 1 << AT91SAM9263_ID_PIOCDE); + + /* defines ports as output */ + at91_set_gpio_output(LED1A, 0); + at91_set_gpio_output(LED1B, 0); +} + +#ifdef CONFIG_CMD_NAND +static void meesc_nand_hw_init(void) +{ + unsigned long csa; + + /* Enable CS3 */ + csa = at91_sys_read(AT91_MATRIX_EBI0CSA); + at91_sys_write(AT91_MATRIX_EBI0CSA, + csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA); + + /* Configure SMC CS3 for NAND/SmartMedia */ + at91_sys_write(AT91_SMC_SETUP(3), + AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(0) | + AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0)); + at91_sys_write(AT91_SMC_PULSE(3), + AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) | + AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); + at91_sys_write(AT91_SMC_CYCLE(3), + AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); + at91_sys_write(AT91_SMC_MODE(3), + AT91_SMC_READMODE | AT91_SMC_WRITEMODE | + AT91_SMC_EXNWMODE_DISABLE | +#ifdef CONFIG_SYS_NAND_DBW_16 + AT91_SMC_DBW_16 | +#else /* CONFIG_SYS_NAND_DBW_8 */ + AT91_SMC_DBW_8 | +#endif + AT91_SMC_TDF_(2)); + + /* Configure RDY/BSY */ + at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); + + /* Enable NandFlash */ + at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); +} +#endif /* CONFIG_CMD_NAND */ + +static void meesc_ethercat_hw_init(void) +{ + /* Configure SMC EBI1_CS0 for EtherCAT */ + at91_sys_write(AT91_SMC1_SETUP(0), + AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0) | + AT91_SMC_NRDSETUP_(0) | AT91_SMC_NCS_RDSETUP_(0)); + at91_sys_write(AT91_SMC1_PULSE(0), + AT91_SMC_NWEPULSE_(4) | AT91_SMC_NCS_WRPULSE_(9) | + AT91_SMC_NRDPULSE_(4) | AT91_SMC_NCS_RDPULSE_(9)); + at91_sys_write(AT91_SMC1_CYCLE(0), + AT91_SMC_NWECYCLE_(10) | AT91_SMC_NRDCYCLE_(5)); + /* Configure behavior at external wait signal, byte-select mode, 16 bit + data bus width, none data float wait states and TDF optimization */ + at91_sys_write(AT91_SMC1_MODE(0), + AT91_SMC_READMODE | + AT91_SMC_EXNWMODE_READY | + AT91_SMC_BAT_SELECT | + AT91_SMC_DBW_16 | + AT91_SMC_TDF_(0) | + AT91_SMC_TDFMODE); + + /* Configure RDY/BSY */ + at91_set_B_periph(AT91_PIN_PE20, 0); /* EBI1_NWAIT */ +} + +#ifdef CONFIG_HAS_DATAFLASH +AT91S_DATAFLASH_INFO dataflash_info[CONFIG_SYS_MAX_DATAFLASH_BANKS]; + +struct dataflash_addr cs[CONFIG_SYS_MAX_DATAFLASH_BANKS] = { + {CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0, 0}, /* Logical adress, CS */ +}; + +/*define the area offsets*/ +dataflash_protect_t area_list[NB_DATAFLASH_AREA] = { + {0x00000000, 0x000041FF, FLAG_PROTECT_SET, 0, "Bootstrap"}, + {0x00004200, 0x000083FF, FLAG_PROTECT_CLEAR, 0, "Environment"}, + {0x00008400, 0x00041FFF, FLAG_PROTECT_SET, 0, "U-Boot"}, +}; + +static void meesc_spi_hw_init(void) +{ + at91_set_B_periph(AT91_PIN_PA5, 0); /* SPI0_NPCS0 */ + at91_set_B_periph(AT91_PIN_PA0, 0); /* SPI0_MISO */ + at91_set_B_periph(AT91_PIN_PA1, 0); /* SPI0_MOSI */ + at91_set_B_periph(AT91_PIN_PA2, 0); /* SPI0_SPCK */ + + /* Enable clock */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_SPI0); +} +#endif /* CONFIG_HAS_DATAFLASH */ + +#ifdef CONFIG_MACB +static void meesc_macb_hw_init(void) +{ + /* Enable clock */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_EMAC); + + /* + * Disable pull-up on: + * RXDV (PC25) => PHY normal mode (not Test mode) + * ERX0 (PE25) => PHY ADDR0 + * ERX1 (PE26) => PHY ADDR1 => PHYADDR = 0x0 + * + * PHY has internal pull-down + */ + writel(pin_to_mask(AT91_PIN_PC25), + pin_to_controller(AT91_PIN_PC0) + PIO_PUDR); + writel(pin_to_mask(AT91_PIN_PE25) | + pin_to_mask(AT91_PIN_PE26), + pin_to_controller(AT91_PIN_PE0) + PIO_PUDR); + + /* Need to reset PHY -> 500ms reset */ + at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY | + (AT91_RSTC_ERSTL & (0x0D << 8)) | + AT91_RSTC_URSTEN); + + at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST); + + /* Wait for end hardware reset */ + while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL)); + + /* Restore NRST value */ + at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY | + (AT91_RSTC_ERSTL & (0x0 << 8)) | + AT91_RSTC_URSTEN); + + /* Re-enable pull-up */ + writel(pin_to_mask(AT91_PIN_PC25), + pin_to_controller(AT91_PIN_PC0) + PIO_PUER); + writel(pin_to_mask(AT91_PIN_PE25) | + pin_to_mask(AT91_PIN_PE26), + pin_to_controller(AT91_PIN_PE0) + PIO_PUER); + + at91_set_A_periph(AT91_PIN_PE21, 0); /* ETXCK_EREFCK */ + at91_set_B_periph(AT91_PIN_PC25, 0); /* ERXDV */ + at91_set_A_periph(AT91_PIN_PE25, 0); /* ERX0 */ + at91_set_A_periph(AT91_PIN_PE26, 0); /* ERX1 */ + at91_set_A_periph(AT91_PIN_PE27, 0); /* ERXER */ + at91_set_A_periph(AT91_PIN_PE28, 0); /* ETXEN */ + at91_set_A_periph(AT91_PIN_PE23, 0); /* ETX0 */ + at91_set_A_periph(AT91_PIN_PE24, 0); /* ETX1 */ + at91_set_A_periph(AT91_PIN_PE30, 0); /* EMDIO */ + at91_set_A_periph(AT91_PIN_PE29, 0); /* EMDC */ + +#ifndef CONFIG_RMII + at91_set_A_periph(AT91_PIN_PE22, 0); /* ECRS */ + at91_set_B_periph(AT91_PIN_PC26, 0); /* ECOL */ + at91_set_B_periph(AT91_PIN_PC22, 0); /* ERX2 */ + at91_set_B_periph(AT91_PIN_PC23, 0); /* ERX3 */ + at91_set_B_periph(AT91_PIN_PC27, 0); /* ERXCK */ + at91_set_B_periph(AT91_PIN_PC20, 0); /* ETX2 */ + at91_set_B_periph(AT91_PIN_PC21, 0); /* ETX3 */ + at91_set_B_periph(AT91_PIN_PC24, 0); /* ETXER */ +#endif + +} +#endif + +int board_init(void) +{ + /* Enable Ctrlc */ + console_init_f(); + + /* arch number of AT91SAM9263EK-Board */ + gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9263EK; + /* adress of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + meesc_serial_hw_init(); + meesc_gpio_hw_init(); +#ifdef CONFIG_CMD_NAND + meesc_nand_hw_init(); +#endif + meesc_ethercat_hw_init(); +#ifdef CONFIG_HAS_DATAFLASH + meesc_spi_hw_init(); +#endif +#ifdef CONFIG_MACB + meesc_macb_hw_init(); +#endif + return(0); +} + +int dram_init(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM; + gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; + return(0); +} + +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_MACB + rc = macb_eth_initialize(0, (void *)AT91SAM9263_BASE_EMAC, 0x00); +#endif + return(rc); +} + +int checkboard(void) +{ + char serno[32]; + + puts("Board: esd CAN-EtherCAT Gateway\n"); + if (getenv_r("serial#", serno, sizeof(serno)) > 0) { + puts(", serial# "); + puts(serno); + } + printf("Hardware-revision: 1.%d\n", get_hw_rev()); + return(0); +} + +int get_hw_rev(void) +{ + int rev = at91_get_gpio_value(AT91_PIN_PB19); + rev |= at91_get_gpio_value(AT91_PIN_PB20) << 1; + rev |= at91_get_gpio_value(AT91_PIN_PB21) << 2; + rev |= at91_get_gpio_value(AT91_PIN_PB22) << 3; + + if (rev == 15) + rev = 0; + + return(rev); +} + +int set_gpio(int argc, char *argv[], unsigned pin) +{ + int i = 0; + if (argc > 1) { + i = argv[1][0] == '1'; + printf("Setting GPIO-pin to '%d'\n", i); + at91_set_gpio_output(pin, i); + } else + puts("None value given!\n"); + return(0); +} + +/* + * u-boot commands + */ + +/* + * LED-functions + */ +int do_led_1a(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + return(set_gpio(argc, argv, LED1A)); +} +U_BOOT_CMD( + led_1a, 2, 1, do_led_1a, + "switch LED1A on or off", + "\n" +); + +int do_led_1b(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + return(set_gpio(argc, argv, LED1B)); +} +U_BOOT_CMD( + led_1b, 2, 1, do_led_1b, + "switch LED1B on or off", + "\n" +); + +/* + * USB-cable detect and ET1100 word switching + */ +int do_usbstat(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + at91_set_gpio_input(AT91_PIN_PA25, 0); + udelay(10000); + if (at91_get_gpio_value(AT91_PIN_PA25)) + puts("USB Cable detected\n"); + else + puts("USB Cable not detected\n"); + return(0); +} +U_BOOT_CMD( + usbstat, 2, 1, do_usbstat, + "print status of USB-Device Port", + "\n" +); + +int do_wswitch(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + if (get_hw_rev() == 0) + return(set_gpio(argc, argv, AT91_PIN_PA25)); + else { + puts("Not a prototype, word-switching not provided!\n"); + return(0); + } +} +U_BOOT_CMD( + wswitch, 2, 1, do_wswitch, + "select read word on ET1100 (prototypes only)", + "\n" +); + +/* + * CAN physical layer test + */ +int do_cantst(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + unsigned int error = 0; + puts("Toggeling Port PA13 (CANTX)... "); + /* defines PA13 as output */ + at91_set_gpio_output(AT91_PIN_PA13, 0); + /* defines PA14 as input, internal pullup */ + at91_set_gpio_input(AT91_PIN_PA14, 1); + + while (!tstc() && !error) { /* wait for key press or error */ + at91_set_gpio_value(AT91_PIN_PA13, 1); + if (!at91_get_gpio_value(AT91_PIN_PA14)) + error = 1; + at91_set_gpio_value(AT91_PIN_PA13, 0); + if (at91_get_gpio_value(AT91_PIN_PA14)) + error = 1; + } + + if (error) + puts("CAN error!!\n"); + else { + puts("done\n"); + getc(); /* consume input */ + } + return(0); +} +U_BOOT_CMD( + cantst, 2, 1, do_cantst, + "toggles CANTX-Pin", + "\n" +); diff --git a/include/configs/meesc.h b/include/configs/meesc.h new file mode 100644 index 0000000..859c4a5 --- /dev/null +++ b/include/configs/meesc.h @@ -0,0 +1,185 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop stelian.pop@leadtechdesign.com + * Lead Tech Design <www.leadtechdesign.com> + * + * (C) Copyright 2009 + * Daniel Gorsulowski daniel.gorsulowski@esd.eu + * esd electronic system design gmbh <www.esd.eu> + * + * Configuation settings for the esd MEESC board. + * + * 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 + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* ARM asynchronous clock */ +#define AT91_CPU_NAME "AT91SAM9263" +#define AT91_MAIN_CLOCK 16000000 /* 16.0 MHz crystal */ +#define AT91_MASTER_CLOCK 100000000 /* peripheral */ +#define AT91_CPU_CLOCK 200000000 /* cpu */ +#define CONFIG_SYS_AT91_PLLB 0x00023f01 /* PLLB settings for USB */ +#define CONFIG_SYS_HZ 1000 /* decrementer freq */ + +#define AT91_SLOW_CLOCK 32768 /* slow clock */ + +#define CONFIG_MEESC 1 /* Board is esd MEESC */ +#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ +#define CONFIG_AT91SAM9263 1 /* It's an AT91SAM9263 SoC*/ +#undef CONFIG_USE_IRQ /* don't need IRQ/FIQ stuff */ +#define CONFIG_ENV_OVERWRITE 1 /* necessary on prototypes */ +#define CONFIG_DISPLAY_BOARDINFO 1 +#define CONFIG_PREBOOT /* enable preboot variable */ + +#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_INITRD_TAG 1 + +#define CONFIG_SKIP_LOWLEVEL_INIT +#define CONFIG_SKIP_RELOCATE_UBOOT + +/* + * Hardware drivers + */ +#define CONFIG_ATMEL_USART 1 +#undef CONFIG_USART0 +#undef CONFIG_USART1 +#undef CONFIG_USART2 +#define CONFIG_USART3 1 /* USART 3 is DBGU */ + +#define CONFIG_BOOTDELAY 3 + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE 1 +#define CONFIG_BOOTP_BOOTPATH 1 +#define CONFIG_BOOTP_GATEWAY 1 +#define CONFIG_BOOTP_HOSTNAME 1 + +/* + * Command line configuration. + */ +#include <config_cmd_default.h> +#undef CONFIG_CMD_BDI +#undef CONFIG_CMD_AUTOSCRIPT +#undef CONFIG_CMD_FPGA +#undef CONFIG_CMD_LOADS +#undef CONFIG_CMD_IMLS +#undef CONFIG_CMD_USB + +#define CONFIG_CMD_PING 1 +#define CONFIG_CMD_DHCP 1 +#define CONFIG_CMD_NAND 1 + +/* SDRAM */ +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM 0x20000000 +#define PHYS_SDRAM_SIZE 0x02000000 /* 32 megs */ + +/* DataFlash */ +#define CONFIG_HAS_DATAFLASH 1 +#define CONFIG_SYS_SPI_WRITE_TOUT (5000*CONFIG_SYS_HZ) +#define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 +#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ +#define AT91_SPI_CLK 15000000 +#define DATAFLASH_TCSS (0x1a << 16) +#define DATAFLASH_TCHS (0x1 << 24) + +/* NOR flash is not populated, disable it */ +#define CONFIG_SYS_NO_FLASH 1 + +/* NAND flash */ +#ifdef CONFIG_CMD_NAND +#define CONFIG_NAND_ATMEL +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#define CONFIG_SYS_NAND_BASE 0x40000000 +#define CONFIG_SYS_NAND_DBW_8 1 +/* our ALE is AD21 */ +#define CONFIG_SYS_NAND_MASK_ALE (1 << 21) +/* our CLE is AD22 */ +#define CONFIG_SYS_NAND_MASK_CLE (1 << 22) +#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD15 +#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PA22 +#endif + +/* Ethernet */ +#define CONFIG_MACB 1 +#define CONFIG_RMII 1 +#define CONFIG_NET_MULTI 1 +#define CONFIG_NET_RETRY_COUNT 20 +#undef CONFIG_RESET_PHY_R + +#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ + +#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM +#define CONFIG_SYS_MEMTEST_END 0x21e00000 + +#define CONFIG_SYS_USE_DATAFLASH 1 +#undef CONFIG_SYS_USE_NANDFLASH + +#ifdef CONFIG_SYS_USE_DATAFLASH + +/* bootstrap + u-boot + env + linux in dataflash on CS0 */ +#define CONFIG_ENV_IS_IN_DATAFLASH 1 +#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \ + 0x8400) +#define CONFIG_ENV_OFFSET 0x4200 +#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \ + CONFIG_ENV_OFFSET) +#define CONFIG_ENV_SIZE 0x4200 +#define CONFIG_BOOTCOMMAND "cp.b C0042000 22000000 210000; bootm" + +#else /* CONFIG_SYS_USE_NANDFLASH */ + +/* bootstrap + u-boot + env + linux in nandflash */ +#define CONFIG_ENV_IS_IN_NAND 1 +#define CONFIG_ENV_OFFSET 0x60000 +#define CONFIG_ENV_OFFSET_REDUND 0x80000 +#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ +#define CONFIG_BOOTCOMMAND "nand read 22000000 A0000 200000; bootm" + +#endif + +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 } + +#define CONFIG_SYS_PROMPT "=> " +#define CONFIG_SYS_CBSIZE 256 +#define CONFIG_SYS_MAXARGS 16 +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ + sizeof(CONFIG_SYS_PROMPT) + 16) +#define CONFIG_SYS_LONGHELP 1 +#define CONFIG_CMDLINE_EDITING 1 + +/* + * Size of malloc() pool + */ +#define CONFIG_SYS_MALLOC_LEN 0x2D000 +#define CONFIG_SYS_GBL_DATA_SIZE 128 /* 128 bytes for initial data */ + +#define CONFIG_STACKSIZE (32*1024) /* regular stack */ + +#ifdef CONFIG_USE_IRQ +#error CONFIG_USE_IRQ not supported +#endif + +#endif