Commit 0176d43e authored by Stelian Pop's avatar Stelian Pop Committed by Jean-Christophe PLAGNIOL-VILLARD
Browse files

Add support for AT91SAM9260EK



Support for booting from internal DataFlash, external DataFlash card
or NAND flash is available.
Signed-off-by: default avatarStelian Pop <stelian@popies.net>
parent 1762f13b
......@@ -451,6 +451,7 @@ LIST_ARM7=" \
LIST_ARM9=" \
at91cap9adk \
at91rm9200dk \
at91sam9260ek \
cmc_pu2 \
ap920t \
ap922_XA10 \
......
......@@ -2308,6 +2308,9 @@ at91cap9adk_config : unconfig
at91rm9200dk_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm920t at91rm9200dk atmel at91rm9200
at91sam9260ek_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm926ejs at91sam9260ek atmel at91sam9
cmc_pu2_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm920t cmc_pu2 NULL at91rm9200
......
#
# (C) Copyright 2003-2008
# Wolfgang Denk, DENX Software Engineering, wd <at> denx.de.
#
# 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 := at91sam9260ek.o led.o nand.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
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
#########################################################################
/*
* (C) Copyright 2007-2008
* 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 <common.h>
#include <asm/arch/at91sam9260.h>
#include <asm/arch/at91sam9260_matrix.h>
#include <asm/arch/at91sam926x_mc.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_MACB)
#include <net.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
/* ------------------------------------------------------------------------- */
/*
* Miscelaneous platform dependent initialisations
*/
static void at91sam9260ek_serial_hw_init(void)
{
#ifdef CONFIG_USART0
at91_set_A_periph(AT91_PIN_PB4, 1); /* TXD0 */
at91_set_A_periph(AT91_PIN_PB5, 0); /* RXD0 */
at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US0);
#endif
#ifdef CONFIG_USART1
at91_set_A_periph(AT91_PIN_PB6, 1); /* TXD1 */
at91_set_A_periph(AT91_PIN_PB7, 0); /* RXD1 */
at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US1);
#endif
#ifdef CONFIG_USART2
at91_set_A_periph(AT91_PIN_PB8, 1); /* TXD2 */
at91_set_A_periph(AT91_PIN_PB9, 0); /* RXD2 */
at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US2);
#endif
#ifdef CONFIG_USART3 /* DBGU */
at91_set_A_periph(AT91_PIN_PB14, 0); /* DRXD */
at91_set_A_periph(AT91_PIN_PB15, 1); /* DTXD */
at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS);
#endif
}
#ifdef CONFIG_CMD_NAND
static void at91sam9260ek_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_(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 |
AT91_SMC_DBW_8 | AT91_SMC_TDF_(2));
at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOC);
/* Configure RDY/BSY */
at91_set_gpio_input(AT91_PIN_PC13, 1);
/* Enable NandFlash */
at91_set_gpio_output(AT91_PIN_PC14, 1);
}
#endif
#ifdef CONFIG_HAS_DATAFLASH
static void at91sam9260ek_spi_hw_init(void)
{
at91_set_A_periph(AT91_PIN_PA3, 0); /* SPI0_NPCS0 */
at91_set_B_periph(AT91_PIN_PC11, 0); /* SPI0_NPCS1 */
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 << AT91SAM9260_ID_SPI0);
}
#endif
#ifdef CONFIG_MACB
static void at91sam9260ek_macb_hw_init(void)
{
/* Enable clock */
at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_EMAC);
/*
* Disable pull-up on:
* RXDV (PA17) => PHY normal mode (not Test mode)
* ERX0 (PA14) => PHY ADDR0
* ERX1 (PA15) => PHY ADDR1
* ERX2 (PA25) => PHY ADDR2
* ERX3 (PA26) => PHY ADDR3
* ECRS (PA28) => PHY ADDR4 => PHYADDR = 0x0
*
* PHY has internal pull-down
*/
writel(pin_to_mask(AT91_PIN_PA14) |
pin_to_mask(AT91_PIN_PA15) |
pin_to_mask(AT91_PIN_PA17) |
pin_to_mask(AT91_PIN_PA25) |
pin_to_mask(AT91_PIN_PA26) |
pin_to_mask(AT91_PIN_PA28),
pin_to_controller(AT91_PIN_PA0) + 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_PA14) |
pin_to_mask(AT91_PIN_PA15) |
pin_to_mask(AT91_PIN_PA17) |
pin_to_mask(AT91_PIN_PA25) |
pin_to_mask(AT91_PIN_PA26) |
pin_to_mask(AT91_PIN_PA28),
pin_to_controller(AT91_PIN_PA0) + PIO_PUER);
at91_set_A_periph(AT91_PIN_PA19, 0); /* ETXCK_EREFCK */
at91_set_A_periph(AT91_PIN_PA17, 0); /* ERXDV */
at91_set_A_periph(AT91_PIN_PA14, 0); /* ERX0 */
at91_set_A_periph(AT91_PIN_PA15, 0); /* ERX1 */
at91_set_A_periph(AT91_PIN_PA18, 0); /* ERXER */
at91_set_A_periph(AT91_PIN_PA16, 0); /* ETXEN */
at91_set_A_periph(AT91_PIN_PA12, 0); /* ETX0 */
at91_set_A_periph(AT91_PIN_PA13, 0); /* ETX1 */
at91_set_A_periph(AT91_PIN_PA21, 0); /* EMDIO */
at91_set_A_periph(AT91_PIN_PA20, 0); /* EMDC */
#ifndef CONFIG_RMII
at91_set_B_periph(AT91_PIN_PA28, 0); /* ECRS */
at91_set_B_periph(AT91_PIN_PA29, 0); /* ECOL */
at91_set_B_periph(AT91_PIN_PA25, 0); /* ERX2 */
at91_set_B_periph(AT91_PIN_PA26, 0); /* ERX3 */
at91_set_B_periph(AT91_PIN_PA27, 0); /* ERXCK */
at91_set_B_periph(AT91_PIN_PA23, 0); /* ETX2 */
at91_set_B_periph(AT91_PIN_PA24, 0); /* ETX3 */
at91_set_B_periph(AT91_PIN_PA22, 0); /* ETXER */
#endif
}
#endif
int board_init(void)
{
/* Enable Ctrlc */
console_init_f();
/* arch number of AT91SAM9260EK-Board */
gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9260EK;
/* adress of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
at91sam9260ek_serial_hw_init();
#ifdef CONFIG_CMD_NAND
at91sam9260ek_nand_hw_init();
#endif
#ifdef CONFIG_HAS_DATAFLASH
at91sam9260ek_spi_hw_init();
#endif
#ifdef CONFIG_MACB
at91sam9260ek_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;
}
#ifdef CONFIG_RESET_PHY_R
void reset_phy(void)
{
#ifdef CONFIG_MACB
/*
* Initialize ethernet HW addr prior to starting Linux,
* needed for nfsroot
*/
eth_init(gd->bd);
#endif
}
#endif
/*
* (C) Copyright 2007-2008
* 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 <common.h>
#include <asm/arch/at91sam9260.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/gpio.h>
#include <asm/arch/io.h>
#define RED_LED AT91_PIN_PA9 /* this is the power led */
#define GREEN_LED AT91_PIN_PA6 /* this is the user 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 coloured_LED_init(void)
{
/* Enable clock */
at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOA);
at91_set_gpio_output(RED_LED, 1);
at91_set_gpio_output(GREEN_LED, 1);
at91_set_gpio_value(RED_LED, 0);
at91_set_gpio_value(GREEN_LED, 1);
}
/*
* (C) Copyright 2007-2008
* Stelian Pop <stelian.pop <at> 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/at91sam9260.h>
#include <asm/arch/gpio.h>
#include <asm/arch/at91_pio.h>
#ifdef CONFIG_CMD_NAND
#include <nand.h>
/*
* hardware specific access to control-lines
*/
#define MASK_ALE (1 << 21) /* our ALE is AD21 */
#define MASK_CLE (1 << 22) /* our CLE is AD22 */
static void at91sam9260ek_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 at91sam9260ek_nand_ready(struct mtd_info *mtd)
{
return at91_get_gpio_value(AT91_PIN_PC13);
}
int board_nand_init(struct nand_chip *nand)
{
nand->eccmode = NAND_ECC_SOFT;
nand->hwcontrol = at91sam9260ek_nand_hwcontrol;
nand->dev_ready = at91sam9260ek_nand_ready;
nand->chip_delay = 20;
return 0;
}
#endif
/*
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <gj <at> denx.de>
*
* 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
*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
/*OUTPUT_FORMAT("elf32-arm", "elf32-arm", "elf32-arm")*/
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
. = 0x00000000;
. = ALIGN(4);
.text :
{
cpu/arm926ejs/start.o (.text)
*(.text)
}
. = ALIGN(4);
.rodata : { *(.rodata) }
. = ALIGN(4);
.data : { *(.data) }
. = ALIGN(4);
.got : { *(.got) }
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = ALIGN(4);
__bss_start = .;
.bss : { *(.bss) }
_end = .;
}
......@@ -417,13 +417,13 @@ static int macb_init(struct eth_device *netdev, bd_t *bd)
/* choose RMII or MII mode. This depends on the board */
#ifdef CONFIG_RMII
#ifdef CONFIG_AT91CAP9ADK
#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260)
macb_writel(macb, USRIO, MACB_BIT(RMII) | MACB_BIT(CLKEN));
#else
macb_writel(macb, USRIO, 0);
#endif
#else
#ifdef CONFIG_AT91CAP9ADK
#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260)
macb_writel(macb, USRIO, MACB_BIT(CLKEN));
#else
macb_writel(macb, USRIO, MACB_BIT(MII));
......
......@@ -107,7 +107,6 @@
#define AT91_USART1 AT91CAP9_BASE_US1
#define AT91_USART2 AT91CAP9_BASE_US2
/*
* Internal Memory.
*/
......
/*
* include/asm-arm/arch-at91/at91sam9260.h
*
* (C) 2006 Andrew Victor
*
* Common definitions.
* Based on AT91SAM9260 datasheet revision A (Preliminary).
*
* 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.
*/
#ifndef AT91SAM9260_H
#define AT91SAM9260_H
/*
* Peripheral identifiers/interrupts.
*/
#define AT91_ID_FIQ 0 /* Advanced Interrupt Controller (FIQ) */
#define AT91_ID_SYS 1 /* System Peripherals */
#define AT91SAM9260_ID_PIOA 2 /* Parallel IO Controller A */
#define AT91SAM9260_ID_PIOB 3 /* Parallel IO Controller B */
#define AT91SAM9260_ID_PIOC 4 /* Parallel IO Controller C */
#define AT91SAM9260_ID_ADC 5 /* Analog-to-Digital Converter */
#define AT91SAM9260_ID_US0 6 /* USART 0 */
#define AT91SAM9260_ID_US1 7 /* USART 1 */
#define AT91SAM9260_ID_US2 8 /* USART 2 */
#define AT91SAM9260_ID_MCI 9 /* Multimedia Card Interface */
#define AT91SAM9260_ID_UDP 10 /* USB Device Port */
#define AT91SAM9260_ID_TWI 11 /* Two-Wire Interface */
#define AT91SAM9260_ID_SPI0 12 /* Serial Peripheral Interface 0 */
#define AT91SAM9260_ID_SPI1 13 /* Serial Peripheral Interface 1 */
#define AT91SAM9260_ID_SSC 14 /* Serial Synchronous Controller */
#define AT91SAM9260_ID_TC0 17 /* Timer Counter 0 */
#define AT91SAM9260_ID_TC1 18 /* Timer Counter 1 */
#define AT91SAM9260_ID_TC2 19 /* Timer Counter 2 */
#define AT91SAM9260_ID_UHP 20 /* USB Host port */
#define AT91SAM9260_ID_EMAC 21 /* Ethernet */
#define AT91SAM9260_ID_ISI 22 /* Image Sensor Interface */
#define AT91SAM9260_ID_US3 23 /* USART 3 */
#define AT91SAM9260_ID_US4 24 /* USART 4 */
#define AT91SAM9260_ID_US5 25 /* USART 5 */
#define AT91SAM9260_ID_TC3 26 /* Timer Counter 3 */
#define AT91SAM9260_ID_TC4 27 /* Timer Counter 4 */
#define AT91SAM9260_ID_TC5 28 /* Timer Counter 5 */
#define AT91SAM9260_ID_IRQ0 29 /* Advanced Interrupt Controller (IRQ0) */
#define AT91SAM9260_ID_IRQ1 30 /* Advanced Interrupt Controller (IRQ1) */
#define AT91SAM9260_ID_IRQ2 31 /* Advanced Interrupt Controller (IRQ2) */
/*
* User Peripheral physical base addresses.
*/
#define AT91SAM9260_BASE_TCB0 0xfffa0000
#define AT91SAM9260_BASE_TC0 0xfffa0000
#define AT91SAM9260_BASE_TC1 0xfffa0040
#define AT91SAM9260_BASE_TC2 0xfffa0080
#define AT91SAM9260_BASE_UDP 0xfffa4000
#define AT91SAM9260_BASE_MCI 0xfffa8000
#define AT91SAM9260_BASE_TWI 0xfffac000
#define AT91SAM9260_BASE_US0 0xfffb0000
#define AT91SAM9260_BASE_US1 0xfffb4000
#define AT91SAM9260_BASE_US2 0xfffb8000
#define AT91SAM9260_BASE_SSC 0xfffbc000
#define AT91SAM9260_BASE_ISI 0xfffc0000
#define AT91SAM9260_BASE_EMAC 0xfffc4000
#define AT91SAM9260_BASE_SPI0 0xfffc8000
#define AT91SAM9260_BASE_SPI1 0xfffcc000
#define AT91SAM9260_BASE_US3 0xfffd0000
#define AT91SAM9260_BASE_US4 0xfffd4000
#define AT91SAM9260_BASE_US5 0xfffd8000
#define AT91SAM9260_BASE_TCB1 0xfffdc000
#define AT91SAM9260_BASE_TC3 0xfffdc000
#define AT91SAM9260_BASE_TC4 0xfffdc040
#define AT91SAM9260_BASE_TC5 0xfffdc080
#define AT91SAM9260_BASE_ADC 0xfffe0000
#define AT91_BASE_SYS 0xffffe800
/*
* System Peripherals (offset from AT91_BASE_SYS)
*/
#define AT91_ECC (0xffffe800 - AT91_BASE_SYS)