[U-Boot-Users] [PATCH 4/5] [ARM] AT91CAP9 support - board/ files
Stelian Pop
stelian at popies.net
Mon Jan 28 11:57:09 CET 2008
AT91CAP9 support - board/ files
Signed-off-by: Stelian Pop <stelian at popies.net>
---
board/at91cap9adk/Makefile | 50 +++++++
board/at91cap9adk/at91cap9adk.c | 295 +++++++++++++++++++++++++++++++++++++++
board/at91cap9adk/config.mk | 1 +
board/at91cap9adk/led.c | 80 +++++++++++
board/at91cap9adk/nand.c | 71 ++++++++++
board/at91cap9adk/u-boot.lds | 57 ++++++++
include/configs/at91cap9adk.h | 231 ++++++++++++++++++++++++++++++
7 files changed, 785 insertions(+), 0 deletions(-)
create mode 100644 board/at91cap9adk/Makefile
create mode 100644 board/at91cap9adk/at91cap9adk.c
create mode 100644 board/at91cap9adk/config.mk
create mode 100644 board/at91cap9adk/led.c
create mode 100644 board/at91cap9adk/nand.c
create mode 100644 board/at91cap9adk/u-boot.lds
create mode 100644 include/configs/at91cap9adk.h
diff --git a/board/at91cap9adk/Makefile b/board/at91cap9adk/Makefile
new file mode 100644
index 0000000..dafb169
--- /dev/null
+++ b/board/at91cap9adk/Makefile
@@ -0,0 +1,50 @@
+#
+# (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 := at91cap9adk.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
+
+#########################################################################
diff --git a/board/at91cap9adk/at91cap9adk.c b/board/at91cap9adk/at91cap9adk.c
new file mode 100644
index 0000000..3ec810e
--- /dev/null
+++ b/board/at91cap9adk/at91cap9adk.c
@@ -0,0 +1,295 @@
+/*
+ * (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/AT91CAP9.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* ------------------------------------------------------------------------- */
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+
+static void at91cap9_serial_hw_init(void)
+{
+#ifdef CONFIG_USART0
+ AT91C_BASE_PIOA->PIO_PDR = AT91C_PA22_TXD0 | AT91C_PA23_RXD0;
+ AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US0;
+#endif
+
+#ifdef CONFIG_USART1
+ AT91C_BASE_PIOD->PIO_PDR = AT91C_PD0_TXD1 | AT91C_PD1_RXD1;
+ AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US1;
+#endif
+
+#ifdef CONFIG_USART2
+ AT91C_BASE_PIOD->PIO_PDR = AT91C_PD2_TXD2 | AT91C_PD3_RXD2;
+ AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US2;
+#endif
+
+#ifdef CONFIG_USART3 /* DBGU */
+ AT91C_BASE_PIOC->PIO_PDR = AT91C_PC31_DTXD | AT91C_PC30_DRXD;
+ AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SYS;
+#endif
+
+
+}
+
+static void at91cap9_nor_hw_init(void)
+{
+ /* Ensure EBI supply is 3.3V */
+ AT91C_BASE_CCFG->CCFG_EBICSA |= AT91C_EBI_SUP_3V3;
+
+ /* Configure SMC CS0 for parallel flash */
+ AT91C_BASE_SMC->SMC_SETUP0 = AT91C_FLASH_NWE_SETUP |
+ AT91C_FLASH_NCS_WR_SETUP |
+ AT91C_FLASH_NRD_SETUP |
+ AT91C_FLASH_NCS_RD_SETUP;
+
+ AT91C_BASE_SMC->SMC_PULSE0 = AT91C_FLASH_NWE_PULSE |
+ AT91C_FLASH_NCS_WR_PULSE |
+ AT91C_FLASH_NRD_PULSE |
+ AT91C_FLASH_NCS_RD_PULSE;
+
+ AT91C_BASE_SMC->SMC_CYCLE0 = AT91C_FLASH_NWE_CYCLE |
+ AT91C_FLASH_NRD_CYCLE;
+
+ AT91C_BASE_SMC->SMC_CTRL0 = AT91C_SMC_READMODE |
+ AT91C_SMC_WRITEMODE |
+ AT91C_SMC_NWAITM_NWAIT_DISABLE |
+ AT91C_SMC_BAT_BYTE_WRITE |
+ AT91C_SMC_DBW_WIDTH_SIXTEEN_BITS |
+ (AT91C_SMC_TDF & (1 << 16));
+}
+
+#ifdef CONFIG_CMD_NAND
+static void at91cap9_nand_hw_init(void)
+{
+ /* Enable CS3 */
+ AT91C_BASE_CCFG->CCFG_EBICSA |= AT91C_EBI_CS3A_SM | AT91C_EBI_SUP_3V3;
+
+ /* Configure SMC CS3 for NAND/SmartMedia */
+ AT91C_BASE_SMC->SMC_SETUP3 = AT91C_SM_NWE_SETUP |
+ AT91C_SM_NCS_WR_SETUP |
+ AT91C_SM_NRD_SETUP |
+ AT91C_SM_NCS_RD_SETUP;
+
+ AT91C_BASE_SMC->SMC_PULSE3 = AT91C_SM_NWE_PULSE |
+ AT91C_SM_NCS_WR_PULSE |
+ AT91C_SM_NRD_PULSE |
+ AT91C_SM_NCS_RD_PULSE;
+
+ AT91C_BASE_SMC->SMC_CYCLE3 = AT91C_SM_NWE_CYCLE |
+ AT91C_SM_NRD_CYCLE;
+
+ AT91C_BASE_SMC->SMC_CTRL3 = AT91C_SMC_READMODE |
+ AT91C_SMC_WRITEMODE |
+ AT91C_SMC_NWAITM_NWAIT_DISABLE |
+ AT91C_SMC_DBW_WIDTH_EIGTH_BITS |
+ AT91C_SM_TDF;
+
+ AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_PIOABCD;
+
+ /* RDY/BSY is not connected */
+
+ /* Enable NandFlash */
+ AT91C_BASE_PIOD->PIO_PER = AT91C_PIO_PD15;
+ AT91C_BASE_PIOD->PIO_OER = AT91C_PIO_PD15;
+}
+#endif
+
+#ifdef CONFIG_HAS_DATAFLASH
+static void at91cap9_spi_hw_init(void)
+{
+ AT91C_BASE_PIOD->PIO_BSR = AT91C_PD0_SPI0_NPCS2D |
+ AT91C_PD1_SPI0_NPCS3D;
+ AT91C_BASE_PIOD->PIO_PDR = AT91C_PD0_SPI0_NPCS2D |
+ AT91C_PD1_SPI0_NPCS3D;
+
+ AT91C_BASE_PIOA->PIO_ASR = AT91C_PA28_SPI0_NPCS3A;
+ AT91C_BASE_PIOA->PIO_BSR = AT91C_PA4_SPI0_NPCS2A |
+ AT91C_PA1_SPI0_MOSI |
+ AT91C_PA0_SPI0_MISO |
+ AT91C_PA3_SPI0_NPCS1 |
+ AT91C_PA5_SPI0_NPCS0 |
+ AT91C_PA2_SPI0_SPCK;
+ AT91C_BASE_PIOA->PIO_PDR = AT91C_PA28_SPI0_NPCS3A |
+ AT91C_PA4_SPI0_NPCS2A |
+ AT91C_PA1_SPI0_MOSI |
+ AT91C_PA0_SPI0_MISO |
+ AT91C_PA3_SPI0_NPCS1 |
+ AT91C_PA5_SPI0_NPCS0 |
+ AT91C_PA2_SPI0_SPCK;
+
+ /* Enable Clock */
+ AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SPI0;
+}
+#endif
+
+#ifdef CONFIG_MACB
+static void at91cap9_macb_hw_init(void)
+{
+ unsigned int gpio;
+
+ /* Enable clock */
+ AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_EMAC;
+
+ /*
+ * Disable pull-up on:
+ * RXDV (PB22) => PHY normal mode (not Test mode)
+ * ERX0 (PB25) => PHY ADDR0
+ * ERX1 (PB26) => PHY ADDR1 => PHYADDR = 0x0
+ *
+ * PHY has internal pull-down
+ */
+ AT91C_BASE_PIOB->PIO_PPUDR = AT91C_PB22_E_RXDV |
+ AT91C_PB25_E_RX0 |
+ AT91C_PB26_E_RX1;
+
+ /* Need to reset PHY -> 500ms reset */
+ AT91C_BASE_RSTC->RSTC_RMR = (AT91C_RSTC_KEY & (0xA5 << 24)) |
+ (AT91C_RSTC_ERSTL & (0x0D << 8)) |
+ AT91C_RSTC_URSTEN;
+ AT91C_BASE_RSTC->RSTC_RCR = (AT91C_RSTC_KEY & (0xA5 << 24)) |
+ AT91C_RSTC_EXTRST;
+
+ /* Wait for end hardware reset */
+ while (!(AT91C_BASE_RSTC->RSTC_RSR & AT91C_RSTC_NRSTL));
+
+ /* Re-enable pull-up */
+ AT91C_BASE_PIOB->PIO_PPUER = AT91C_PB22_E_RXDV |
+ AT91C_PB25_E_RX0 |
+ AT91C_PB26_E_RX1;
+
+#ifdef CONFIG_RMII
+ gpio = AT91C_PB30_E_MDIO |
+ AT91C_PB29_E_MDC |
+ AT91C_PB21_E_TXCK |
+ AT91C_PB27_E_RXER |
+ AT91C_PB25_E_RX0 |
+ AT91C_PB22_E_RXDV |
+ AT91C_PB26_E_RX1 |
+ AT91C_PB28_E_TXEN |
+ AT91C_PB23_E_TX0 |
+ AT91C_PB24_E_TX1;
+ AT91C_BASE_PIOB->PIO_ASR = gpio;
+ AT91C_BASE_PIOB->PIO_BSR = 0;
+ AT91C_BASE_PIOB->PIO_PDR = gpio;
+#else
+#error AT91CAP9A-DK works only in RMII mode
+#endif
+
+ /* Unlock EMAC, 3 0 2 1 sequence */
+#define MP_BLOCK_3_BASE 0xFDF00000
+#define MP_MAC_KEY0 0x5969cb2a
+#define MP_MAC_KEY1 0xb4a1872e
+#define MP_MAC_KEY2 0x05683fbc
+#define MP_MAC_KEY3 0x3634fba4
+#define UNLOCK_MAC 0x00000008
+ *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x3c)) = MP_MAC_KEY3;
+ *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x30)) = MP_MAC_KEY0;
+ *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x38)) = MP_MAC_KEY2;
+ *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x34)) = MP_MAC_KEY1;
+ *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x40)) = UNLOCK_MAC;
+#undef MP_BLOCK_3_BASE
+#undef MP_MAC_KEY0
+#undef MP_MAC_KEY1
+#undef MP_MAC_KEY2
+#undef MP_MAC_KEY3
+#undef UNLOCK_MAC
+}
+#endif
+
+#ifdef CONFIG_USB_OHCI_NEW
+static void at91cap9_uhp_hw_init(void)
+{
+ /* Unlock USB OHCI, 3 2 0 1 sequence */
+#define MP_BLOCK_3_BASE 0xFDF00000
+#define MP_OHCI_KEY0 0x896c11ca
+#define MP_OHCI_KEY1 0x68ebca21
+#define MP_OHCI_KEY2 0x4823efbc
+#define MP_OHCI_KEY3 0x8651aae4
+#define UNLOCK_OHCI 0x00000010
+ *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x3c)) = MP_OHCI_KEY3;
+ *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x38)) = MP_OHCI_KEY2;
+ *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x30)) = MP_OHCI_KEY0;
+ *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x34)) = MP_OHCI_KEY1;
+ *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x40)) = UNLOCK_OHCI;
+#undef MP_BLOCK_3_BASE
+#undef MP_OHCI_KEY0
+#undef MP_OHCI_KEY1
+#undef MP_OHCI_KEY2
+#undef MP_OHCI_KEY3
+#undef UNLOCK_OHCI
+}
+#endif
+
+int board_init(void)
+{
+ /* Enable Ctrlc */
+ console_init_f();
+
+ /* arch number of AT91CAP9ADK-Board */
+ gd->bd->bi_arch_number = MACH_TYPE_AT91CAP9ADK;
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+
+ at91cap9_serial_hw_init();
+ at91cap9_nor_hw_init();
+#ifdef CONFIG_CMD_NAND
+ at91cap9_nand_hw_init();
+#endif
+#ifdef CONFIG_HAS_DATAFLASH
+ at91cap9_spi_hw_init();
+#endif
+#ifdef CONFIG_MACB
+ at91cap9_macb_hw_init();
+#endif
+#ifdef CONFIG_USB_OHCI_NEW
+ at91cap9_uhp_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
diff --git a/board/at91cap9adk/config.mk b/board/at91cap9adk/config.mk
new file mode 100644
index 0000000..e241aee
--- /dev/null
+++ b/board/at91cap9adk/config.mk
@@ -0,0 +1 @@
+TEXT_BASE = 0x73000000
diff --git a/board/at91cap9adk/led.c b/board/at91cap9adk/led.c
new file mode 100644
index 0000000..26fb254
--- /dev/null
+++ b/board/at91cap9adk/led.c
@@ -0,0 +1,80 @@
+/*
+ * (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/AT91CAP9.h>
+
+#define RED_LED AT91C_PIO_PC29 /* this is the power led */
+#define GREEN_LED AT91C_PIO_PA10 /* this is the user1 led */
+#define YELLOW_LED AT91C_PIO_PA11 /* this is the user1 led */
+
+void red_LED_on(void)
+{
+ AT91C_BASE_PIOC->PIO_SODR = RED_LED;
+}
+
+void red_LED_off(void)
+{
+ AT91C_BASE_PIOC->PIO_CODR = RED_LED;
+}
+
+void green_LED_on(void)
+{
+ AT91C_BASE_PIOA->PIO_CODR = GREEN_LED;
+}
+
+void green_LED_off(void)
+{
+ AT91C_BASE_PIOA->PIO_SODR = GREEN_LED;
+}
+
+void yellow_LED_on(void)
+{
+ AT91C_BASE_PIOA->PIO_CODR = YELLOW_LED;
+}
+
+void yellow_LED_off(void)
+{
+ AT91C_BASE_PIOA->PIO_SODR = YELLOW_LED;
+}
+
+void coloured_LED_init(void)
+{
+ /* Enable clock */
+ AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_PIOABCD;
+
+ /* Disable peripherals on LEDs */
+ AT91C_BASE_PIOA->PIO_PER = GREEN_LED | YELLOW_LED;
+ /* Enable pins as outputs */
+ AT91C_BASE_PIOA->PIO_OER = GREEN_LED | YELLOW_LED;
+ /* Turn all LEDs OFF */
+ AT91C_BASE_PIOA->PIO_SODR = GREEN_LED | YELLOW_LED;
+
+ /* Disable peripherals on LEDs */
+ AT91C_BASE_PIOC->PIO_PER = RED_LED;
+ /* Enable pins as outputs */
+ AT91C_BASE_PIOC->PIO_OER = RED_LED;
+ /* Turn all LEDs OFF */
+ AT91C_BASE_PIOC->PIO_CODR = RED_LED;
+}
diff --git a/board/at91cap9adk/nand.c b/board/at91cap9adk/nand.c
new file mode 100644
index 0000000..1856ae5
--- /dev/null
+++ b/board/at91cap9adk/nand.c
@@ -0,0 +1,71 @@
+/*
+ * (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/hardware.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 at91cap9adk_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:
+ AT91C_BASE_PIOD->PIO_SODR = AT91C_PIO_PD15;
+ break;
+ case NAND_CTL_SETNCE:
+ AT91C_BASE_PIOD->PIO_CODR = AT91C_PIO_PD15;
+ break;
+ }
+ this->IO_ADDR_W = (void *) IO_ADDR_W;
+}
+
+int board_nand_init(struct nand_chip *nand)
+{
+ nand->eccmode = NAND_ECC_SOFT;
+ nand->hwcontrol = at91cap9adk_nand_hwcontrol;
+ nand->chip_delay = 20;
+
+ return 0;
+}
+#endif
diff --git a/board/at91cap9adk/u-boot.lds b/board/at91cap9adk/u-boot.lds
new file mode 100644
index 0000000..996f401
--- /dev/null
+++ b/board/at91cap9adk/u-boot.lds
@@ -0,0 +1,57 @@
+/*
+ * (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 = .;
+}
diff --git a/include/configs/at91cap9adk.h b/include/configs/at91cap9adk.h
new file mode 100644
index 0000000..e2af057
--- /dev/null
+++ b/include/configs/at91cap9adk.h
@@ -0,0 +1,231 @@
+/*
+ * (C) Copyright 2007
+ * Stelian Pop <stelian.pop at leadtechdesign.com>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * Configuation settings for the AT91CAP9ADK 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 AT91C_MAIN_CLOCK 200000000 /* from 12 MHz crystal */
+#define AT91C_MASTER_CLOCK 100000000 /* peripheral = main / 2 */
+#define CFG_HZ 1000000 /* 1us resolution */
+
+#define AT91_SLOW_CLOCK 32768 /* slow clock */
+
+#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */
+#define CONFIG_AT91CAP9 1 /* It's an Atmel AT91CAP9 SoC */
+#define CONFIG_AT91CAP9ADK 1 /* on an AT91CAP9ADK Board */
+#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
+
+#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
+
+#define ROUND(A, B) (((A) + (B)) & ~((B) - 1))
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MALLOC_LEN ROUND(CFG_ENV_SIZE + 128*1024, 0x1000)
+#define CFG_GBL_DATA_SIZE 128 /* 128 bytes for initial data */
+
+#define CONFIG_BAUDRATE 115200
+
+/*
+ * 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
+#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
+ "root=/dev/mtdblock1 rw rootfstype=jffs2"
+
+/* #define CONFIG_ENV_OVERWRITE 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_IMI
+#undef CONFIG_CMD_AUTOSCRIPT
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_LOADS
+
+#define CONFIG_CMD_PING 1
+#define CONFIG_CMD_DHCP 1
+#define CONFIG_CMD_NAND 1
+#define CONFIG_CMD_USB 1
+
+/* SDRAM: Careful: this supposes an AT91CAP-MEM33 expansion card */
+#define CONFIG_NR_DRAM_BANKS 1
+#define PHYS_SDRAM 0x70000000
+#define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */
+
+/* DataFlash */
+#define CONFIG_HAS_DATAFLASH 1
+#define CFG_SPI_WRITE_TOUT (5*CFG_HZ)
+#define CFG_MAX_DATAFLASH_BANKS 1
+#define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
+#define CONFIG_NEW_PARTITION 1
+
+/* NOR flash */
+#define CFG_FLASH_CFI 1
+#define CFG_FLASH_CFI_DRIVER 1
+#define PHYS_FLASH_1 0x10000000
+#define CFG_FLASH_BASE PHYS_FLASH_1
+#define CFG_MAX_FLASH_SECT 256
+#define CFG_MAX_FLASH_BANKS 1
+
+#define AT91C_FLASH_NWE_SETUP (4 << 0)
+#define AT91C_FLASH_NCS_WR_SETUP (2 << 8)
+#define AT91C_FLASH_NRD_SETUP (4 << 16)
+#define AT91C_FLASH_NCS_RD_SETUP (2 << 24)
+
+#define AT91C_FLASH_NWE_PULSE (8 << 0)
+#define AT91C_FLASH_NCS_WR_PULSE (10 << 8)
+#define AT91C_FLASH_NRD_PULSE (8 << 16)
+#define AT91C_FLASH_NCS_RD_PULSE (10 << 24)
+
+#define AT91C_FLASH_NWE_CYCLE (16 << 0)
+#define AT91C_FLASH_NRD_CYCLE (16 << 16)
+
+/* NAND flash */
+#define NAND_MAX_CHIPS 1
+#define CFG_MAX_NAND_DEVICE 1
+#define CFG_NAND_BASE 0x40000000
+
+#define AT91C_SM_NWE_SETUP (2 << 0)
+#define AT91C_SM_NCS_WR_SETUP (1 << 8)
+#define AT91C_SM_NRD_SETUP (2 << 16)
+#define AT91C_SM_NCS_RD_SETUP (1 << 24)
+
+#define AT91C_SM_NWE_PULSE (4 << 0)
+#define AT91C_SM_NCS_WR_PULSE (6 << 8)
+#define AT91C_SM_NRD_PULSE (4 << 16)
+#define AT91C_SM_NCS_RD_PULSE (6 << 24)
+
+#define AT91C_SM_NWE_CYCLE (8 << 0)
+#define AT91C_SM_NRD_CYCLE (8 << 16)
+
+#define AT91C_SM_TDF (1 << 16)
+
+/* Ethernet */
+#define CONFIG_MACB 1
+#define CONFIG_RMII 1
+#define CONFIG_NET_MULTI 1
+#define CONFIG_NET_RETRY_COUNT 20
+#define CONFIG_RESET_PHY_R 1
+
+/* USB */
+#define CONFIG_USB_OHCI_NEW 1
+#define LITTLEENDIAN 1
+#define CONFIG_DOS_PARTITION 1
+#define CFG_USB_OHCI_CPU_INIT 1
+#define CFG_USB_OHCI_REGS_BASE 0x00700000 /* AT91C_BASE_UHP */
+#define CFG_USB_OHCI_SLOT_NAME "at91cap9"
+#define CFG_USB_OHCI_MAX_ROOT_PORTS 2
+
+
+#define CFG_LOAD_ADDR 0x72000000 /* load address */
+
+#define CFG_MEMTEST_START PHYS_SDRAM
+#define CFG_MEMTEST_END 0x73000000
+
+#define CFG_USE_DATAFLASH 1
+#undef CFG_USE_NORFLASH
+
+#ifdef CFG_USE_DATAFLASH
+
+/* bootstrap + u-boot + env + linux in dataflash */
+#define CFG_ENV_IS_IN_DATAFLASH 1
+#define CFG_MONITOR_BASE (CFG_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
+#define CFG_ENV_OFFSET 0x4200
+#define CFG_ENV_ADDR (CFG_DATAFLASH_LOGIC_ADDR_CS0 + CFG_ENV_OFFSET)
+#define CFG_ENV_SIZE 0x4200
+#define CONFIG_BOOTCOMMAND "cp.b 0xC003DE00 0x72000000 0x200040; bootm"
+
+#else
+
+/* bootstrap + u-boot + env + linux in norflash */
+#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_MONITOR_BASE (PHYS_FLASH_1 + 0x8000)
+#define CFG_ENV_OFFSET 0x4000
+#define CFG_ENV_ADDR (PHYS_FLASH_1 + CFG_ENV_OFFSET)
+#define CFG_ENV_SIZE 0x4000
+#define CONFIG_BOOTCOMMAND "cp.b 0x10040000 0x72000000 0x200000; bootm"
+
+#endif
+
+#define CFG_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
+
+#define CFG_PROMPT "U-Boot> "
+#define CFG_CBSIZE 256
+#define CFG_MAXARGS 16
+#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
+#define CFG_LONGHELP 1
+#define CONFIG_CMDLINE_EDITING 1
+
+#ifndef __ASSEMBLY__
+/*-----------------------------------------------------------------------
+ * Board specific extension for bd_info
+ *
+ * This structure is embedded in the global bd_info (bd_t) structure
+ * and can be used by the board specific code (eg board/...)
+ */
+
+struct bd_info_ext {
+ /* helper variable for board environment handling
+ *
+ * env_crc_valid == 0 => uninitialised
+ * env_crc_valid > 0 => environment crc in flash is valid
+ * env_crc_valid < 0 => environment crc in flash is invalid
+ */
+ int env_crc_valid;
+};
+#endif
+
+#define CONFIG_STACKSIZE (32*1024) /* regular stack */
+
+#ifdef CONFIG_USE_IRQ
+#error CONFIG_USE_IRQ not supported
+#endif
+
+#endif
--
1.5.3.3
--
Stelian Pop <stelian at popies.net>
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