[U-Boot] [PATCH 2/2] at91: Add esd gmbh MEESC board support
Daniel Gorsulowski
Daniel.Gorsulowski at esd.eu
Tue Jun 30 08:09:04 CEST 2009
This patch adds support for esd gmbh MEESC board.
The MEESC is based on an Atmel AT91SAM9263 SoC.
Signed-off-by: Daniel Gorsulowski <Daniel.Gorsulowski at esd.eu>
---
MAINTAINERS | 4 +
MAKEALL | 1 +
Makefile | 3 +
board/esd/meesc/Makefile | 55 ++++++++++++
board/esd/meesc/config.mk | 1 +
board/esd/meesc/meesc.c | 198 +++++++++++++++++++++++++++++++++++++++++++
board/esd/meesc/partition.c | 37 ++++++++
include/configs/meesc.h | 188 ++++++++++++++++++++++++++++++++++++++++
8 files changed, 487 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 board/esd/meesc/partition.c
create mode 100644 include/configs/meesc.h
diff --git a/MAINTAINERS b/MAINTAINERS
index f36a1cc..c9066a9 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -530,6 +530,10 @@ Peter Figuli <peposh at etc.sk>
wepep250 xscale
+Daniel Gorsulowski <daniel.gorsulowski at esd.eu>
+
+ meesc ARM926EJS (AT91SAM9263 SoC)
+
Marius Gröger <mag at sysgo.de>
impa7 ARM720T (EP7211)
diff --git a/MAKEALL b/MAKEALL
index 063ebfc..47eb5af 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -583,6 +583,7 @@ LIST_at91=" \
cmc_pu2 \
csb637 \
kb9202 \
+ meesc \
mp2usb \
m501sk \
pm9261 \
diff --git a/Makefile b/Makefile
index 0d92d67..282b9fd 100644
--- a/Makefile
+++ b/Makefile
@@ -2769,6 +2769,9 @@ at91sam9rlek_config : unconfig
fi;
@$(MKCONFIG) -a at91sam9rlek arm arm926ejs at91sam9rlek atmel at91
+meesc_config : unconfig
+ @$(MKCONFIG) $(@:_config=) arm arm926ejs meesc esd at91
+
pm9261_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm926ejs pm9261 ronetix at91
diff --git a/board/esd/meesc/Makefile b/board/esd/meesc/Makefile
new file mode 100644
index 0000000..2dd6b25
--- /dev/null
+++ b/board/esd/meesc/Makefile
@@ -0,0 +1,55 @@
+#
+# (C) Copyright 2003-2008
+# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+#
+# (C) Copyright 2008
+# Stelian Pop <stelian.pop at 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 += $(BOARD).o
+COBJS-$(CONFIG_HAS_DATAFLASH) += partition.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..636d0ed
--- /dev/null
+++ b/board/esd/meesc/meesc.c
@@ -0,0 +1,198 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian.pop at leadtechdesign.com>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * (C) Copyright 2009
+ * Daniel Gorsulowski <daniel.gorsulowski at 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/at91sam9_matrix.h>
+#include <asm/arch/at91sam9_smc.h>
+#include <asm/arch/at91_common.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/at91_rstc.h>
+#include <asm/arch/clk.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/io.h>
+#include <netdev.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+
+static int hw_rev = -1; /* hardware revision */
+
+int get_hw_rev(void)
+{
+ if (hw_rev >= 0)
+ return hw_rev;
+
+ hw_rev = at91_get_gpio_value(AT91_PIN_PB19);
+ hw_rev |= at91_get_gpio_value(AT91_PIN_PB20) << 1;
+ hw_rev |= at91_get_gpio_value(AT91_PIN_PB21) << 2;
+ hw_rev |= at91_get_gpio_value(AT91_PIN_PB22) << 3;
+
+ if (hw_rev == 15)
+ hw_rev = 0;
+
+ return hw_rev;
+}
+
+#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 */
+
+#ifdef CONFIG_MACB
+static void meesc_macb_hw_init(void)
+{
+ /* Enable clock */
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_EMAC);
+ at91_macb_hw_init();
+}
+#endif
+
+/*
+ * Static memory controller initialization to enable Beckhoff ET1100 EtherCAT
+ * controller debugging
+ * The ET1100 is located at physical address 0x70000000
+ * Its process memory is located at physical address 0x70001000
+ */
+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 */
+}
+
+int dram_init(void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM;
+ gd->bd->bi_dram[0].size = get_ram_size((long *) PHYS_SDRAM, (1 << 27));
+ 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 str[32];
+
+ puts("Board: esd CAN-EtherCAT Gateway");
+ if (getenv_r("serial#", str, sizeof(str)) > 0) {
+ puts(", serial# ");
+ puts(str);
+ }
+ printf("\nHardware-revision: 1.%d\n", get_hw_rev());
+ printf("Mach-type: %lu\n", gd->bd->bi_arch_number);
+ return 0;
+}
+
+int board_init(void)
+{
+ /* Peripheral Clock Enable Register */
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_PIOA |
+ 1 << AT91SAM9263_ID_PIOB |
+ 1 << AT91SAM9263_ID_PIOCDE);
+
+ /* arch number of MEESC-Board */
+ gd->bd->bi_arch_number = MACH_TYPE_MEESC;
+
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+
+ at91_serial_hw_init();
+#ifdef CONFIG_CMD_NAND
+ meesc_nand_hw_init();
+#endif
+ meesc_ethercat_hw_init();
+#ifdef CONFIG_HAS_DATAFLASH
+ at91_spi0_hw_init(1 << 0);
+#endif
+#ifdef CONFIG_MACB
+ meesc_macb_hw_init();
+#endif
+#ifdef CONFIG_AT91_CAN
+ at91_can_hw_init();
+#endif
+ return 0;
+}
diff --git a/board/esd/meesc/partition.c b/board/esd/meesc/partition.c
new file mode 100644
index 0000000..df0e1db
--- /dev/null
+++ b/board/esd/meesc/partition.c
@@ -0,0 +1,37 @@
+/*
+ * (C) Copyright 2008
+ * Ulf Samuelsson <ulf at atmel.com>
+ *
+ * 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 <config.h>
+#include <asm/hardware.h>
+#include <dataflash.h>
+
+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"},
+};
diff --git a/include/configs/meesc.h b/include/configs/meesc.h
new file mode 100644
index 0000000..28c4de0
--- /dev/null
+++ b/include/configs/meesc.h
@@ -0,0 +1,188 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian.pop at leadtechdesign.com>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * (C) Copyright 2009
+ * Daniel Gorsulowski <daniel.gorsulowski at 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
+
+/* Common stuff */
+#define CONFIG_SYS_HZ 1000 /* decrementer freq */
+#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 */
+#define CONFIG_ENV_OVERWRITE 1 /* necessary on prototypes */
+#define CONFIG_DISPLAY_BOARDINFO 1
+#define CONFIG_DISPLAY_CPUINFO 1 /* display cpu info and speed */
+#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
+#undef CONFIG_USE_IRQ /* don't need IRQ/FIQ stuff */
+
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_SKIP_RELOCATE_UBOOT
+
+#define CONFIG_ARCH_CPU_INIT
+
+/*
+ * Hardware drivers
+ */
+
+/* Console output */
+#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
+#define CONFIG_ZERO_BOOTDELAY_CHECK 1
+
+/*
+ * 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
+
+/* LED */
+#define CONFIG_AT91_LED 1
+
+/* SDRAM */
+#define CONFIG_NR_DRAM_BANKS 1
+#define PHYS_SDRAM 0x20000000
+
+/* DataFlash */
+#define CONFIG_ATMEL_DATAFLASH_SPI
+#define CONFIG_HAS_DATAFLASH 1
+#define CONFIG_SYS_SPI_WRITE_TOUT (5 * 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
+
+/* CAN */
+#define CONFIG_AT91_CAN 1
+
+/* 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
--
1.5.3
More information about the U-Boot
mailing list