/*
* (C) Copyright 2007-2008
- * Stelian Pop <stelian.pop@leadtechdesign.com>
+ * Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
*
* Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards.
#ifndef __CONFIG_H
#define __CONFIG_H
-/* ARM asynchronous clock */
-#define AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */
-#define CONFIG_SYS_HZ 1000
+/*
+ * SoC must be defined first, before hardware.h is included.
+ * In this case SoC is defined in boards.cfg.
+ */
+#include <asm/hardware.h>
-#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */
+/*
+ * Warning: changing CONFIG_SYS_TEXT_BASE requires
+ * adapting the initial boot program.
+ * Since the linker has to swallow that define, we must use a pure
+ * hex number here!
+ */
+#define CONFIG_SYS_TEXT_BASE 0x21f00000
-#ifdef CONFIG_AT91SAM9G20EK
-#define CONFIG_AT91SAM9G20 1 /* It's an Atmel AT91SAM9G20 SoC*/
+/* ARM asynchronous clock */
+#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
+#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */
+#define CONFIG_SYS_HZ 1000
+
+/* Define actual evaluation board type from used processor type */
+#ifdef CONFIG_AT91SAM9G20
+# define CONFIG_AT91SAM9G20EK /* It's an Atmel AT91SAM9G20 EK */
#else
-#define CONFIG_AT91SAM9260 1 /* It's an Atmel AT91SAM9260 SoC*/
+# define CONFIG_AT91SAM9260EK /* It's an Atmel AT91SAM9260 EK */
#endif
+/* Misc CPU related */
#define CONFIG_ARCH_CPU_INIT
-#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
+#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_DISPLAY_CPUINFO
-#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
-#define CONFIG_SETUP_MEMORY_TAGS 1
-#define CONFIG_INITRD_TAG 1
+#define CONFIG_CMD_BOOTZ
+#define CONFIG_OF_LIBFDT
-#define CONFIG_SKIP_LOWLEVEL_INIT
-#define CONFIG_SKIP_RELOCATE_UBOOT
+/* general purpose I/O */
+#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
+#define CONFIG_AT91_GPIO
+#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
-/*
- * Hardware drivers
- */
-#define CONFIG_ATMEL_USART 1
-#undef CONFIG_USART0
-#undef CONFIG_USART1
-#undef CONFIG_USART2
-#define CONFIG_USART3 1 /* USART 3 is DBGU */
+/* serial console */
+#define CONFIG_ATMEL_USART
+#define CONFIG_USART_BASE ATMEL_BASE_DBGU
+#define CONFIG_USART_ID ATMEL_ID_SYS
+#define CONFIG_BAUDRATE 115200
/* LED */
#define CONFIG_AT91_LED
#define CONFIG_CMD_PING 1
#define CONFIG_CMD_DHCP 1
#define CONFIG_CMD_NAND 1
+#define CONFIG_CMD_MMC
+#define CONFIG_CMD_FAT
#define CONFIG_CMD_USB 1
-/* SDRAM */
+/*
+ * SDRAM: 1 bank, min 32, max 128 MB
+ * Initialized before u-boot gets started.
+ */
#define CONFIG_NR_DRAM_BANKS 1
-#define PHYS_SDRAM 0x20000000
-#define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */
+#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
+#define CONFIG_SYS_SDRAM_SIZE 0x04000000
+
+/*
+ * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
+ * leaving the correct space for initial global data structure above
+ * that address while providing maximum stack area below.
+ */
+#ifdef CONFIG_AT91SAM9XE
+# define CONFIG_SYS_INIT_SP_ADDR \
+ (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
+#else
+# define CONFIG_SYS_INIT_SP_ADDR \
+ (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
+#endif
+
+/*
+ * The (arm)linux board id set by generic code depending on configured board
+ * (see boards.cfg for different boards)
+ */
+#ifdef CONFIG_AT91SAM9G20
+ /* the sam9g20 variants have two different board ids */
+# ifdef CONFIG_AT91SAM9G20EK_2MMC
+ /* we may be setup for the 2MMC variant of at91sam9g20ek */
+# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK_2MMC
+# else
+ /* or the normal at91sam9g20ek */
+# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9G20EK
+# endif
+#else
+ /* otherwise default to good old at91sam9260ek */
+# define CONFIG_MACH_TYPE MACH_TYPE_AT91SAM9260EK
+#endif
/* DataFlash */
+#ifndef CONFIG_AT91SAM9G20EK_2MMC
#define CONFIG_ATMEL_DATAFLASH_SPI
#define CONFIG_HAS_DATAFLASH 1
#define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ)
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */
#define AT91_SPI_CLK 15000000
+#endif
#ifdef CONFIG_AT91SAM9G20EK
#define DATAFLASH_TCSS (0x22 << 16)
/* 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_PC14
-#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
-
-#define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */
+#define CONFIG_SYS_MAX_NAND_DEVICE 1
+#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
+#define CONFIG_SYS_NAND_DBW_8
+#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
+#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
+#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
+#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
+#endif
+
+/* MMC */
+#ifdef CONFIG_CMD_MMC
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_GENERIC_ATMEL_MCI
+#endif
+
+/* FAT */
+#ifdef CONFIG_CMD_FAT
+#define CONFIG_DOS_PARTITION
#endif
/* NOR flash - no real flash on this board */
/* 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_ATMEL
#define CONFIG_USB_OHCI_NEW 1
-#define CONFIG_DOS_PARTITION 1
#define CONFIG_SYS_USB_OHCI_CPU_INIT 1
#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */
#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
#define CONFIG_USB_STORAGE 1
-#define CONFIG_CMD_FAT 1
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
-#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
+#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END 0x23e00000
#ifdef CONFIG_SYS_USE_DATAFLASH_CS0
#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 0xC0042000 0x22000000 0x210000; bootm"
+#define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm"
#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
"root=/dev/mtdblock0 " \
- "mtdparts=at91_nand:-(root) " \
+ "mtdparts=atmel_nand:-(root) " \
"rw rootfstype=jffs2"
#elif CONFIG_SYS_USE_DATAFLASH_CS1
#define CONFIG_ENV_OFFSET 0x4200
#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET)
#define CONFIG_ENV_SIZE 0x4200
-#define CONFIG_BOOTCOMMAND "cp.b 0xD0042000 0x22000000 0x210000; bootm"
+#define CONFIG_BOOTCOMMAND "cp.b 0xD0084000 0x22000000 0x210000; bootm"
#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
"root=/dev/mtdblock0 " \
- "mtdparts=at91_nand:-(root) " \
+ "mtdparts=atmel_nand:-(root) " \
"rw rootfstype=jffs2"
-#else /* CONFIG_SYS_USE_NANDFLASH */
+#elif defined(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_OFFSET 0xc0000
+#define CONFIG_ENV_OFFSET_REDUND 0x100000
#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
-#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm"
-#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
- "root=/dev/mtdblock5 " \
- "mtdparts=at91_nand:128k(bootstrap)ro," \
- "256k(uboot)ro,128k(env1)ro," \
- "128k(env2)ro,2M(linux),-(root) " \
- "rw rootfstype=jffs2"
-
+#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm"
+#define CONFIG_BOOTARGS \
+ "console=ttyS0,115200 earlyprintk " \
+ "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
+ "256k(env),256k(env_redundant),256k(spare)," \
+ "512k(dtb),6M(kernel)ro,-(rootfs) " \
+ "root=/dev/mtdblock7 rw rootfstype=jffs2"
+
+#else /* CONFIG_SYS_USE_MMC */
+/* bootstrap + u-boot + env + linux in mmc */
+#define CONFIG_ENV_IS_IN_MMC
+/* For FAT system, most cases it should be in the reserved sector */
+#define CONFIG_ENV_OFFSET 0x2000
+#define CONFIG_ENV_SIZE 0x1000
+#define CONFIG_SYS_MMC_ENV_DEV 0
+
+#define CONFIG_BOOTCOMMAND \
+ "fatload mmc 0:1 0x22000000 uImage; bootm"
+#define CONFIG_BOOTARGS \
+ "console=ttyS0,115200 earlyprintk " \
+ "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
+ "256k(env),256k(env_redundant),256k(spare)," \
+ "512k(dtb),6M(kernel)ro,-(rootfs) " \
+ "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait"
#endif
-#define CONFIG_BAUDRATE 115200
-#define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
-
#define CONFIG_SYS_PROMPT "U-Boot> "
#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
+#define CONFIG_AUTO_COMPLETE
-#define ROUND(A, B) (((A) + (B)) & ~((B) - 1))
/*
* Size of malloc() pool
*/
#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
-#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
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