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authorUlf Samuelsson <ulf.samuelsson@atmel.com>2007-07-17 12:19:56 +0000
committerUlf Samuelsson <ulf.samuelsson@atmel.com>2007-07-17 12:19:56 +0000
commita1e6a84bb32d2c691103ee7548506c6bb68cb101 (patch)
tree5ca9341704f781305ce6350d26c00d5a879bbd06 /target/device/Atmel/at91sam9260dfc/u-boot
parent431e0223da18b1e2efc40d7bf96f1509087c1221 (diff)
downloadbuildroot-novena-a1e6a84bb32d2c691103ee7548506c6bb68cb101.tar.gz
buildroot-novena-a1e6a84bb32d2c691103ee7548506c6bb68cb101.zip
Add AT91 targets
Diffstat (limited to 'target/device/Atmel/at91sam9260dfc/u-boot')
-rw-r--r--target/device/Atmel/at91sam9260dfc/u-boot/at91sam9260dfc.h371
1 files changed, 371 insertions, 0 deletions
diff --git a/target/device/Atmel/at91sam9260dfc/u-boot/at91sam9260dfc.h b/target/device/Atmel/at91sam9260dfc/u-boot/at91sam9260dfc.h
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--- /dev/null
+++ b/target/device/Atmel/at91sam9260dfc/u-boot/at91sam9260dfc.h
@@ -0,0 +1,371 @@
+/*
+ * (C) Copyright 2006
+ * M. Amine SAYA ATMEL Rousset, France.
+ *
+ * Rick Bronson <rick@efn.org>
+ *
+ * Configuration settings for the AT91SAM9260EK 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
+
+#define CONFIG_HOSTNAME at91sam9260dfc
+/*
+ * If we are developing, we might want to start armboot from ram
+ * so we MUST NOT initialize critical regs like mem-timing ...
+ */
+
+/* ARM asynchronous clock */
+/* #define AT91C_MAIN_CLOCK 179712000 */ /* from 18.432 MHz crystal (18432000 / 4 * 39) */
+#define AT91C_MASTER_CLOCK 99300000 /* peripheral clock (AT91C_MASTER_CLOCK / 3) */
+/* #define AT91C_MASTER_CLOCK 45174500 */
+/* #define AT91C_MASTER_CLOCK 44928000 */ /* peripheral clock (AT91C_MASTER_CLOCK / 4) */
+
+#define AT91_SLOW_CLOCK 32768 /* slow clock */
+
+#define CFG_HZ 1000
+
+
+#define CONFIG_AT91 1
+
+#define CONFIG_ARM926EJS 1
+#define CONFIG_AT91SAM9260 1
+#define CONFIG_AT91SAM9260EK 1 /* on an AT91SAM9260EK Board */
+
+#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS 1
+#define CONFIG_INITRD_TAG 1
+
+#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
+
+/* define this to include the functionality of boot.bin in u-boot */
+#undef CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_SKIP_RELOCATE_UBOOT
+#define BOARD_LATE_INIT 1 /* Don't know what this means for now */
+
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
+#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
+
+
+/*
+ * Hardware drivers
+ */
+
+#define CONFIG_BOOTDELAY 3
+
+#undef CONFIG_ENV_OVERWRITE
+
+#define CONFIG_COMMANDS \
+ ((CONFIG_CMD_DFL | \
+ CFG_CMD_NET | \
+ CFG_CMD_PING | \
+ CFG_CMD_ENV | \
+ CFG_CMD_USB | \
+ CFG_CMD_FLASH | \
+ CFG_CMD_AUTOSCRIPT | \
+ CFG_CMD_DHCP | \
+ CFG_CMD_NAND | \
+ CFG_CMD_FAT ) & \
+ ~(CFG_CMD_BDI | \
+ CFG_CMD_IMLS | \
+ CFG_CMD_IMI | \
+ CFG_CMD_FPGA | \
+ CFG_CMD_MISC | \
+ CFG_CMD_LOADS))
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+/* UART Configuration */
+#define CONFIG_BAUDRATE 115200
+#define CFG_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
+
+#undef CONFIG_HWFLOW /* don't include RTS/CTS flow control support */
+#undef CONFIG_MODEM_SUPPORT /* disable modem initialization stuff */
+
+/* Console Configuration */
+#define CFG_CONSOLE_IS_SERIAL
+#undef CFG_CONSOLE_IS_LCD
+#define CONFIG_AUTO_COMPLETE
+#define CFG_LONGHELP
+
+/* define one of these to choose the DBGU, USART0 or USART1 as console */
+#define CONFIG_DBGU 1
+#undef CONFIG_USART0
+#undef CONFIG_USART1
+#undef CONFIG_USART2
+
+#define CFG_PROMPT "U-Boot> " /* Monitor Command Prompt */
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
+
+/* Ethernet Configuration */
+#define CONFIG_DRIVER_ETHER 1
+#define CONFIG_NET_RETRY_COUNT 5000
+#define CONFIG_TFTP_TIMEOUT 2500 /*250*/
+#define CONFIG_ETHINIT 1
+#define CONFIG_OVERWRITE_ETHADDR_ONCE
+
+#define CONFIG_AT91C_USE_RMII 1
+#define AT91C_PHY_ADDR 0
+#define AT91C_ETH_TIMEOUT 30000
+
+/* USB Configuration */
+#define CONFIG_USB_OHCI 1
+#define CONFIG_USB_STORAGE 1
+#define CONFIG_DOS_PARTITION 1
+#define LITTLEENDIAN 1
+
+/* LED Configuration */
+#define PIO_ID AT91C_ID_PIOA
+#define PIO_LEDS AT91C_BASE_PIOA
+#define GREEN_LED AT91C_PIO_PA6
+#define GREEN_LED_ON PIO_CODR
+#define GREEN_LED_OFF PIO_SODR
+#define YELLOW_LED AT91C_PIO_PA9
+#define YELLOW_LED_ON PIO_SODR
+#define YELLOW_LED_OFF PIO_CODR
+#define RED_LED 0
+#define RED_LED_ON PIO_CODR
+#define RED_LED_OFF PIO_SODR
+#define ALL_LEDS (GREEN_LED | YELLOW_LED | RED_LED)
+#define TIME_SLICE 500000
+
+/* Memory Configuration */
+#define CFG_ENV_OVERWRITE 1
+#define CONFIG_HAS_DATAFLASH 1
+#define CFG_NO_PARALLEL_FLASH 1
+#define CFG_NO_FLASH 1
+
+#undef CFG_ENV_IS_IN_FLASH
+#define CFG_ENV_IS_IN_DATAFLASH 1
+#undef CFG_ENV_IS_IN_NAND
+
+#define UBOOT_NPCS0
+#undef UBOOT_NPCS1
+#undef UBOOT_NPCS3
+
+#define SPI_MODE 3
+
+/* SDRAMC */
+#define CONFIG_NR_DRAM_BANKS 1
+#define PHYS_SDRAM 0x20000000
+#define PHYS_SDRAM_SIZE 0x4000000 /* 64 megs */
+
+#define CFG_MEMTEST_START PHYS_SDRAM
+#define CFG_MEMTEST_END CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144
+
+/* DataFlash */
+#define CFG_SPI_WRITE_TOUT (50*CFG_HZ)
+
+/* AC Characteristics */
+/* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */
+#define DATAFLASH_TCSS (0x1a << 16)
+#define DATAFLASH_TCHS (0x1 << 24)
+
+#define CFG_MAX_DATAFLASH_BANKS 2
+#define CFG_MAX_DATAFLASH_PAGES 16384
+#define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* Logical adress for CS0 */
+#define CFG_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* Logical adress for CS1 */
+#undef CFG_DATAFLASH_LOGIC_ADDR_CS3 /* 0xD0000000 */ /* Logical adress for CS1 */
+
+#define CFG_SUPPORT_BLOCK_ERASE 1
+#define CONFIG_NEW_PARTITION 1
+#define NB_DATAFLASH_AREA 6
+
+/* Parallel Flash Configuration */
+#define PHYS_FLASH_1 0x10000000
+#define PHYS_FLASH_SIZE 0x800000 /* 8 megs main flash */
+#define CFG_FLASH_BASE PHYS_FLASH_1
+#define CFG_MAX_FLASH_BANKS 1
+#define CFG_MAX_FLASH_SECT 256
+#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
+#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
+
+/* NAND Flash Configuration */
+#define NAND_MAX_CHIPS 1 /* Max number of NAND devices */
+#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
+#define SECTORSIZE 512
+#define CFG_NAND_BASE 0x40000000
+#define CONFIG_NEW_NAND_CODE
+
+#define ADDR_COLUMN 1
+#define ADDR_PAGE 2
+#define ADDR_COLUMN_PAGE 3
+
+#define NAND_ChipID_UNKNOWN 0x00
+#define NAND_MAX_FLOORS 1
+#undef CFG_NAND_WP
+
+/*#define AT91_SMART_MEDIA_ALE (1 << 21)*/ /* our ALE is AD21 */
+/*#define AT91_SMART_MEDIA_CLE (1 << 22)*/ /* our CLE is AD22 */
+
+/* SMC Chip Select 3 Timings for NandFlash K9F1216U0A (samsung)
+ * for MASTER_CLOCK = 48000000. They were generated according to
+ * K9F1216U0A timings and for MASTER_CLOCK = 48000000.
+ * Please refer to SMC section in AT91SAM9261 datasheet to learn how
+ * to generate these values.
+ */
+
+/*
+#define AT91C_SM_NWE_SETUP (0 << 0)
+#define AT91C_SM_NCS_WR_SETUP (0 << 8)
+#define AT91C_SM_NRD_SETUP (0 << 16)
+#define AT91C_SM_NCS_RD_SETUP (0 << 24)
+
+#define AT91C_SM_NWE_PULSE (2 << 0)
+#define AT91C_SM_NCS_WR_PULSE (3 << 8)
+#define AT91C_SM_NRD_PULSE (2 << 16)
+#define AT91C_SM_NCS_RD_PULSE (4 << 24)
+
+#define AT91C_SM_NWE_CYCLE (3 << 0)
+#define AT91C_SM_NRD_CYCLE (5 << 16)
+
+#define AT91C_SM_TDF (1 << 16)
+*/
+
+/* SMC Chip Select 3 Timings for NandFlash K9F1216U0A (samsung)
+ * for MASTER_CLOCK = 100000000. They were generated according to
+ * K9F1216U0A timings and for MASTER_CLOCK = 100000000.
+ * Please refer to SMC section in AT91SAM9261 datasheet to learn how
+ * to generate these values.
+ */
+
+/* These timings are specific to K9F1216U0A (samsung) */
+/*
+#define AT91C_SM_NWE_SETUP (0 << 0)
+#define AT91C_SM_NCS_WR_SETUP (0 << 8)
+#define AT91C_SM_NRD_SETUP (0 << 16)
+#define AT91C_SM_NCS_RD_SETUP (0 << 24)
+
+#define AT91C_SM_NWE_PULSE (3 << 0)
+#define AT91C_SM_NCS_WR_PULSE (3 << 8)
+#define AT91C_SM_NRD_PULSE (4 << 16)
+#define AT91C_SM_NCS_RD_PULSE (4 << 24)
+
+#define AT91C_SM_NWE_CYCLE (5 << 0)
+#define AT91C_SM_NRD_CYCLE (5 << 16)
+*/
+
+/* These timings are specific to MT29F2G16AAB 256Mb (Micron)
+ * at MCK = 100 MHZ
+ */
+
+/* New NAND commands */
+#define AT91C_SM_NWE_SETUP (0 << 0)
+#define AT91C_SM_NCS_WR_SETUP (0 << 8)
+#define AT91C_SM_NRD_SETUP (0 << 16)
+#define AT91C_SM_NCS_RD_SETUP (0 << 24)
+
+#define AT91C_SM_NWE_PULSE (4 << 0)
+#define AT91C_SM_NCS_WR_PULSE (6 << 8)
+#define AT91C_SM_NRD_PULSE (3 << 16)
+#define AT91C_SM_NCS_RD_PULSE (5 << 24)
+
+#define AT91C_SM_NWE_CYCLE (6 << 0)
+#define AT91C_SM_NRD_CYCLE (5 << 16)
+
+#define AT91C_SM_TDF (1 << 16)
+
+/*#define CONFIG_MTD_DEBUG 1
+#define CONFIG_MTD_DEBUG_VERBOSE MTD_DEBUG_LEVEL3
+*/
+
+/* Environment */
+#ifdef CFG_ENV_IS_IN_NAND
+#define CFG_ENV_OFFSET 0x60000 /* environment starts here */
+#define CFG_ENV_SIZE 0x20000 /* 1 sector = 128kB */
+#endif
+
+#ifdef CFG_ENV_IS_IN_DATAFLASH
+# if defined(UBOOT_NPCS0)
+# define UBOOT_NPCS CFG_DATAFLASH_LOGIC_ADDR_CS0
+# elif defined(UBOOT_NPCS1)
+# define UBOOT_NPCS CFG_DATAFLASH_LOGIC_ADDR_CS1
+# elif defined(UBOOT_NPCS3)
+# define UBOOT_NPCS CFG_DATAFLASH_LOGIC_ADDR_CS3
+# endif
+
+# define CFG_ENV_OFFSET 0x4200
+# define CFG_ENV_ADDR (UBOOT_NPCS + CFG_ENV_OFFSET)
+# define CFG_ENV_SIZE 0x2000 /* 0x8000 */
+#endif
+
+#ifdef CFG_ENV_IS_IN_FLASH
+# ifdef CONFIG_BOOTBINFUNC
+# define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x60000) /* after u-boot.bin */
+# define CFG_ENV_SIZE 0x10000 /* sectors are 64K here */
+# else
+# define CFG_ENV_ADDR (PHYS_FLASH_1 + 0xe000) /* between boot.bin and u-boot.bin.gz */
+# define CFG_ENV_SIZE 0x2000 /* 0x8000 */
+# endif
+#endif
+
+#if CFG_ENV_IS_IN_DATAFLASH | CFG_ENV_IS_IN_FLASH | CFG_ENV_IS_IN_NAND
+#else
+#error "No Environment Defined"
+#endif
+
+#define KERNEL_1_5_MB
+#define CFG_LOAD_ADDR 0x23f00000 /* default load address */
+
+#ifdef CONFIG_BOOTBINFUNC
+# define CFG_BOOT_SIZE 0x00 /* 0 KBytes */
+# define CFG_U_BOOT_BASE PHYS_FLASH_1
+# define CFG_U_BOOT_SIZE 0x60000 /* 384 KBytes */
+#else
+# define CFG_BOOT_SIZE 0x6000 /* 24 KBytes */
+# define CFG_U_BOOT_BASE (PHYS_FLASH_1 + 0x10000)
+# define CFG_U_BOOT_SIZE 0x10000 /* 64 KBytes */
+#endif
+
+#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