diff options
Diffstat (limited to 'board/atmel/at91sam9261ek')
| -rw-r--r-- | board/atmel/at91sam9261ek/Makefile | 57 | ||||
| -rw-r--r-- | board/atmel/at91sam9261ek/at91sam9261ek.c | 194 | ||||
| -rw-r--r-- | board/atmel/at91sam9261ek/config.mk | 1 | ||||
| -rw-r--r-- | board/atmel/at91sam9261ek/led.c | 78 | ||||
| -rw-r--r-- | board/atmel/at91sam9261ek/nand.c | 79 | ||||
| -rw-r--r-- | board/atmel/at91sam9261ek/partition.c | 40 |
6 files changed, 449 insertions, 0 deletions
diff --git a/board/atmel/at91sam9261ek/Makefile b/board/atmel/at91sam9261ek/Makefile new file mode 100644 index 0000000..7702a9c --- /dev/null +++ b/board/atmel/at91sam9261ek/Makefile @@ -0,0 +1,57 @@ +# +# (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 += at91sam9261ek.o +COBJS-y += led.o +COBJS-y += partition.o +COBJS-$(CONFIG_CMD_NAND) += nand.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 .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/atmel/at91sam9261ek/at91sam9261ek.c b/board/atmel/at91sam9261ek/at91sam9261ek.c new file mode 100644 index 0000000..96b4422 --- /dev/null +++ b/board/atmel/at91sam9261ek/at91sam9261ek.c @@ -0,0 +1,194 @@ +/* + * (C) Copyright 2007-2008 + * 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 <common.h> +#include <asm/arch/at91sam9261.h> +#include <asm/arch/at91sam9261_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> +#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_DRIVER_DM9000) +#include <net.h> +#endif + +DECLARE_GLOBAL_DATA_PTR; + +/* ------------------------------------------------------------------------- */ +/* + * Miscelaneous platform dependent initialisations + */ + +static void at91sam9261ek_serial_hw_init(void) +{ +#ifdef CONFIG_USART0 + at91_set_A_periph(AT91_PIN_PC8, 1); /* TXD0 */ + at91_set_A_periph(AT91_PIN_PC9, 0); /* RXD0 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US0); +#endif + +#ifdef CONFIG_USART1 + at91_set_A_periph(AT91_PIN_PC12, 1); /* TXD1 */ + at91_set_A_periph(AT91_PIN_PC13, 0); /* RXD1 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US1); +#endif + +#ifdef CONFIG_USART2 + at91_set_A_periph(AT91_PIN_PC14, 1); /* TXD2 */ + at91_set_A_periph(AT91_PIN_PC15, 0); /* RXD2 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US2); +#endif + +#ifdef CONFIG_USART3 /* DBGU */ + at91_set_A_periph(AT91_PIN_PA9, 0); /* DRXD */ + at91_set_A_periph(AT91_PIN_PA10, 1); /* DTXD */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); +#endif +} + +#ifdef CONFIG_CMD_NAND +static void at91sam9261ek_nand_hw_init(void) +{ + unsigned long csa; + + /* Enable CS3 */ + csa = at91_sys_read(AT91_MATRIX_EBICSA); + at91_sys_write(AT91_MATRIX_EBICSA, + csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA); + + /* Configure SMC CS3 for NAND/SmartMedia */ + at91_sys_write(AT91_SMC_SETUP(3), + AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0) | + AT91_SMC_NRDSETUP_(0) | AT91_SMC_NCS_RDSETUP_(0)); + at91_sys_write(AT91_SMC_PULSE(3), + AT91_SMC_NWEPULSE_(2) | AT91_SMC_NCS_WRPULSE_(5) | + AT91_SMC_NRDPULSE_(2) | AT91_SMC_NCS_RDPULSE_(5)); + at91_sys_write(AT91_SMC_CYCLE(3), + AT91_SMC_NWECYCLE_(7) | AT91_SMC_NRDCYCLE_(7)); + at91_sys_write(AT91_SMC_MODE(3), + AT91_SMC_READMODE | AT91_SMC_WRITEMODE | + AT91_SMC_EXNWMODE_DISABLE | +#ifdef CFG_NAND_DBW_16 + AT91_SMC_DBW_16 | +#else /* CFG_NAND_DBW_8 */ + AT91_SMC_DBW_8 | +#endif + AT91_SMC_TDF_(1)); + + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_PIOC); + + /* Configure RDY/BSY */ + at91_set_gpio_input(AT91_PIN_PC15, 1); + + /* Enable NandFlash */ + at91_set_gpio_output(AT91_PIN_PC14, 1); + + at91_set_A_periph(AT91_PIN_PC0, 0); /* NANDOE */ + at91_set_A_periph(AT91_PIN_PC1, 0); /* NANDWE */ +} +#endif + +#ifdef CONFIG_HAS_DATAFLASH +static void at91sam9261ek_spi_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PA3, 0); /* SPI0_NPCS0 */ + + at91_set_A_periph(AT91_PIN_PA0, 0); /* SPI0_MISO */ + at91_set_A_periph(AT91_PIN_PA1, 0); /* SPI0_MOSI */ + at91_set_A_periph(AT91_PIN_PA2, 0); /* SPI0_SPCK */ + + /* Enable clock */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_SPI0); +} +#endif + +#ifdef CONFIG_DRIVER_DM9000 +static void at91sam9261ek_dm9000_hw_init(void) +{ + /* Configure SMC CS2 for DM9000 */ + at91_sys_write(AT91_SMC_SETUP(2), + AT91_SMC_NWESETUP_(2) | AT91_SMC_NCS_WRSETUP_(0) | + AT91_SMC_NRDSETUP_(2) | AT91_SMC_NCS_RDSETUP_(0)); + at91_sys_write(AT91_SMC_PULSE(2), + AT91_SMC_NWEPULSE_(4) | AT91_SMC_NCS_WRPULSE_(8) | + AT91_SMC_NRDPULSE_(4) | AT91_SMC_NCS_RDPULSE_(8)); + at91_sys_write(AT91_SMC_CYCLE(2), + AT91_SMC_NWECYCLE_(16) | AT91_SMC_NRDCYCLE_(16)); + at91_sys_write(AT91_SMC_MODE(2), + AT91_SMC_READMODE | AT91_SMC_WRITEMODE | + AT91_SMC_EXNWMODE_DISABLE | + AT91_SMC_BAT_WRITE | AT91_SMC_DBW_16 | + AT91_SMC_TDF_(1)); + + /* Configure Reset signal as output */ + at91_set_gpio_output(AT91_PIN_PC10, 0); + + /* Configure Interrupt pin as input, no pull-up */ + at91_set_gpio_input(AT91_PIN_PC11, 0); +} +#endif + +int board_init(void) +{ + /* Enable Ctrlc */ + console_init_f(); + + /* arch number of AT91SAM9261EK-Board */ + gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9261EK; + /* adress of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + at91sam9261ek_serial_hw_init(); +#ifdef CONFIG_CMD_NAND + at91sam9261ek_nand_hw_init(); +#endif +#ifdef CONFIG_HAS_DATAFLASH + at91sam9261ek_spi_hw_init(); +#endif +#ifdef CONFIG_DRIVER_DM9000 + at91sam9261ek_dm9000_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; +} + +#ifdef CONFIG_RESET_PHY_R +void reset_phy(void) +{ +#ifdef CONFIG_DRIVER_DM9000 + /* + * Initialize ethernet HW addr prior to starting Linux, + * needed for nfsroot + */ + eth_init(gd->bd); +#endif +} +#endif diff --git a/board/atmel/at91sam9261ek/config.mk b/board/atmel/at91sam9261ek/config.mk new file mode 100644 index 0000000..ff2cfd1 --- /dev/null +++ b/board/atmel/at91sam9261ek/config.mk @@ -0,0 +1 @@ +TEXT_BASE = 0x23f00000 diff --git a/board/atmel/at91sam9261ek/led.c b/board/atmel/at91sam9261ek/led.c new file mode 100644 index 0000000..eb2bb23 --- /dev/null +++ b/board/atmel/at91sam9261ek/led.c @@ -0,0 +1,78 @@ +/* + * (C) Copyright 2007-2008 + * 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 <common.h> +#include <asm/arch/at91sam9261.h> +#include <asm/arch/at91_pmc.h> +#include <asm/arch/gpio.h> +#include <asm/arch/io.h> + +#define RED_LED AT91_PIN_PA23 /* this is the power led */ +#define GREEN_LED AT91_PIN_PA13 /* this is the user1 led */ +#define YELLOW_LED AT91_PIN_PA14 /* this is the user2 led */ + +void red_LED_on(void) +{ + at91_set_gpio_value(RED_LED, 1); +} + +void red_LED_off(void) +{ + at91_set_gpio_value(RED_LED, 0); +} + +void green_LED_on(void) +{ + at91_set_gpio_value(GREEN_LED, 0); +} + +void green_LED_off(void) +{ + at91_set_gpio_value(GREEN_LED, 1); +} + +void yellow_LED_on(void) +{ + at91_set_gpio_value(YELLOW_LED, 0); +} + +void yellow_LED_off(void) +{ + at91_set_gpio_value(YELLOW_LED, 1); +} + + +void coloured_LED_init(void) +{ + /* Enable clock */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_PIOA); + + at91_set_gpio_output(RED_LED, 1); + at91_set_gpio_output(GREEN_LED, 1); + at91_set_gpio_output(YELLOW_LED, 1); + + at91_set_gpio_value(RED_LED, 0); + at91_set_gpio_value(GREEN_LED, 1); + at91_set_gpio_value(YELLOW_LED, 1); +} diff --git a/board/atmel/at91sam9261ek/nand.c b/board/atmel/at91sam9261ek/nand.c new file mode 100644 index 0000000..35b26db --- /dev/null +++ b/board/atmel/at91sam9261ek/nand.c @@ -0,0 +1,79 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop <stelian.pop@leadtechdesign.com> + * Lead Tech Design <www.leadtechdesign.com> + * + * (C) Copyright 2006 ATMEL Rousset, Lacressonniere Nicolas + * + * 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/at91sam9261.h> +#include <asm/arch/gpio.h> +#include <asm/arch/at91_pio.h> + +#include <nand.h> + +/* + * hardware specific access to control-lines + */ +#define MASK_ALE (1 << 22) /* our ALE is AD22 */ +#define MASK_CLE (1 << 21) /* our CLE is AD21 */ + +static void at91sam9261ek_nand_hwcontrol(struct mtd_info *mtd, int cmd) +{ + struct nand_chip *this = mtd->priv; + ulong IO_ADDR_W = (ulong) this->IO_ADDR_W; + + IO_ADDR_W &= ~(MASK_ALE|MASK_CLE); + switch (cmd) { + case NAND_CTL_SETCLE: + IO_ADDR_W |= MASK_CLE; + break; + case NAND_CTL_SETALE: + IO_ADDR_W |= MASK_ALE; + break; + case NAND_CTL_CLRNCE: + at91_set_gpio_value(AT91_PIN_PC14, 1); + break; + case NAND_CTL_SETNCE: + at91_set_gpio_value(AT91_PIN_PC14, 0); + break; + } + this->IO_ADDR_W = (void *) IO_ADDR_W; +} + +static int at91sam9261ek_nand_ready(struct mtd_info *mtd) +{ + return at91_get_gpio_value(AT91_PIN_PC15); +} + +int board_nand_init(struct nand_chip *nand) +{ + nand->eccmode = NAND_ECC_SOFT; +#ifdef CFG_NAND_DBW_16 + nand->options = NAND_BUSWIDTH_16; +#endif + nand->hwcontrol = at91sam9261ek_nand_hwcontrol; + nand->dev_ready = at91sam9261ek_nand_ready; + nand->chip_delay = 20; + + return 0; +} diff --git a/board/atmel/at91sam9261ek/partition.c b/board/atmel/at91sam9261ek/partition.c new file mode 100644 index 0000000..975be17 --- /dev/null +++ b/board/atmel/at91sam9261ek/partition.c @@ -0,0 +1,40 @@ +/* + * (C) Copyright 2008 + * Ulf Samuelsson <ulf@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[CFG_MAX_DATAFLASH_BANKS]; + +struct dataflash_addr cs[CFG_MAX_DATAFLASH_BANKS] = { + {CFG_DATAFLASH_LOGIC_ADDR_CS0, 0}, /* Logical adress, CS */ + {CFG_DATAFLASH_LOGIC_ADDR_CS3, 3} +}; + +/*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"}, + {0x00042000, 0x00251FFF, FLAG_PROTECT_CLEAR, 0, "Kernel"}, + {0x00252000, 0xFFFFFFFF, FLAG_PROTECT_CLEAR, 0, "FS"}, +}; |