Add AT91 targets

1 files changed, 360 insertions, 0 deletions

diff --git a/target/device/Atmel/at91rm9200df/u-boot/at91rm9200df.h b/target/device/Atmel/at91rm9200df/u-boot/at91rm9200df.h
new file mode 100644
index 000000000..2936540dd
--- /dev/null
+++ b/target/device/Atmel/at91rm9200df/u-boot/at91rm9200df.h
@@ -0,0 +1,360 @@
+/*
+ * Ulf Samuelsson<ulf@atmel.com>
+ * Configuation settings for the AT91RM9200DF 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			at91rm9200df
+/* ARM asynchronous clock */
+#define AT91C_MAIN_CLOCK		179712000	/* from 18.432 MHz crystal (18432000 / 4 * 39) */
+#define AT91C_MASTER_CLOCK		59904000	/* peripheral clock (AT91C_MASTER_CLOCK / 3) */
+/* #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_ARM920T			1	/* This is an ARM920T Core	*/
+#define CONFIG_AT91RM9200		1	/* It's an Atmel AT91RM9200 SoC	*/
+#define CONFIG_AT91RM9200DF		1	/* on an AT91RM9200DK Board	*/
+#define CONFIG_MACHID_IN_ENV		1	/* allow dynamic Machine Id */
+#define USE_920T_MMU			1
+
+#define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs	*/
+#define CONFIG_SETUP_MEMORY_TAGS	1
+#define CONFIG_INITRD_TAG		1
+
+#define CONFIG_USE_IRQ			1
+
+/* define this to include the functionality of boot.bin in u-boot */
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_SKIP_RELOCATE_UBOOT	/* Is this really wise on the AT91RM9200DF */
+#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_MII			| \
+			  CFG_CMD_MUX			| \
+			  CFG_CMD_MMC			| \
+			  CFG_CMD_AUTOSCRIPT		| \
+			  CFG_CMD_DHCP			| \
+			  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 }
+#define CFG_AT91C_BRGR_DIVISOR		33	/* hardcode so no __divsi3 : AT91C_MASTER_CLOCK / baudrate / 16 */
+#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
+
+/* MMC/SD Card Configuration */
+#define CONFIG_DOS_PARTITION		1
+#define CONFIG_MMC			1
+#define CONFIG_SUPPORT_VFAT		1
+#define CFG_MMC_BASE			0xFFFB4000	/* From AT91RM9200.h*/
+#define CFG_MMC_BLOCKSIZE		512
+
+/* Memory Configuration */
+#define CFG_ENV_OVERWRITE		1
+#define CONFIG_HAS_DATAFLASH		1
+#undef  CFG_NO_PARALLEL_FLASH
+#undef  CFG_NO_FLASH
+
+#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			0x2000000  /* 32 megs */
+
+#define CFG_MEMTEST_START		PHYS_SDRAM
+#define CFG_MEMTEST_END			CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144
+
+/* DataFlash */
+#define CFG_SPI_WRITE_TOUT		(5*CFG_HZ)
+
+/* AC Characteristics */
+/* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */
+#define DATAFLASH_TCSS			(0xC << 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 */
+#undef  CFG_DATAFLASH_LOGIC_ADDR_CS1	/* 0xC0000000 */	/* Logical adress for CS1 */
+#define CFG_DATAFLASH_LOGIC_ADDR_CS3	0xD0000000	/* Logical adress for CS3 */
+
+#define CFG_SUPPORT_BLOCK_ERASE		1
+#define CONFIG_NEW_PARTITION		1
+
+#define DATAFLASH_MMC_SELECT		AT91C_PIO_PB22
+
+/* 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
+
+/* Old NAND commands */
+#define AT91_SMART_MEDIA_ALE		(1 << 22)	/* our ALE is AD22 */
+#define AT91_SMART_MEDIA_CLE		(1 << 21)	/* our CLE is AD21 */
+
+#define NAND_DISABLE_CE(nand)		do { *AT91C_PIOC_SODR = AT91C_PIO_PC0;} while(0)
+#define NAND_ENABLE_CE(nand)		do { *AT91C_PIOC_CODR = AT91C_PIO_PC0;} while(0)
+
+#define NAND_WAIT_READY(nand)		while (!(*AT91C_PIOC_PDSR & AT91C_PIO_PC2))
+
+#define WRITE_NAND_COMMAND(d, adr)	do{ *(volatile __u8 *)((unsigned long)adr | AT91_SMART_MEDIA_CLE) = (__u8)(d); } while(0)
+#define WRITE_NAND_ADDRESS(d, adr)	do{ *(volatile __u8 *)((unsigned long)adr | AT91_SMART_MEDIA_ALE) = (__u8)(d); } while(0)
+#define WRITE_NAND(d, adr)			do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0)
+#define READ_NAND(adr)				((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr))
+/* the following are NOP's in our implementation */
+#define NAND_CTL_CLRALE(nandptr)
+#define NAND_CTL_SETALE(nandptr)
+#define NAND_CTL_CLRCLE(nandptr)
+#define NAND_CTL_SETCLE(nandptr)
+
+/* 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_SKIP_LOWLEVEL_INIT
+#		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	/* CONFIG_SKIP_LOWLEVEL_INIT */
+#endif	/* CFG_ENV_IS_IN_DATAFLASH */
+
+
+#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			0x21000000  /* default load address */
+
+#ifdef CONFIG_SKIP_LOWLEVEL_INIT
+#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 */
+
+#define CFG_USE_MAIN_OSCILLATOR		1
+/* flash */
+#define MC_PUIA_VAL			0x00000000
+#define MC_PUP_VAL			0x00000000
+#define MC_PUER_VAL			0x00000000
+#define MC_ASR_VAL			0x00000000
+#define MC_AASR_VAL			0x00000000
+#define EBI_CFGR_VAL			0x00000000
+#define SMC2_CSR_VAL			0x00003284 /* 16bit, 2 TDF, 4 WS */
+
+/* clocks */
+#define PLLAR_VAL			0x20263E04 /* 179.712000 MHz for PCK */
+#define PLLBR_VAL			0x10483E0E /* 48.054857 MHz (divider by 2 for USB) */
+#define MCKR_VAL			0x00000202 /* PCK/3 = MCK Master Clock = 59.904000MHz from PLLA */
+
+/* sdram */
+#define PIOC_ASR_VAL			0xFFFF0000 /* Configure PIOC as peripheral (D16/D31) */
+#define PIOC_BSR_VAL			0x00000000
+#define PIOC_PDR_VAL			0xFFFF0000
+#define EBI_CSA_VAL			0x00000002 /* CS1=SDRAM */
+#define SDRC_CR_VAL			0x2188c155 /* set up the SDRAM */
+#define SDRAM				0x20000000 /* address of the SDRAM */
+#define SDRAM1				0x20000080 /* address of the SDRAM */
+#define SDRAM_VAL			0x00000000 /* value written to SDRAM */
+#define SDRC_MR_VAL			0x00000002 /* Precharge All */
+#define SDRC_MR_VAL1			0x00000004 /* refresh */
+#define SDRC_MR_VAL2			0x00000003 /* Load Mode Register */
+#define SDRC_MR_VAL3			0x00000000 /* Normal Mode */
+#define SDRC_TR_VAL			0x000002E0 /* Write refresh rate */
+
+#endif	/* CONFIG_SKIP_LOWLEVEL_INIT */
+
+#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 CFG_HZ_CLOCK			AT91C_MASTER_CLOCK/2	/* AT91C_TC0_CMR is implicitly set to */
+					/* AT91C_TC_TIMER_DIV1_CLOCK */
+
+#define CONFIG_STACKSIZE		(32*1024)	/* regular stack */
+#define CONFIG_STACKSIZE_IRQ  		(4*1024)        /* IRQ stack */
+#define CONFIG_STACKSIZE_FIQ  		(4*1024) 
+/*
+#ifdef CONFIG_USE_IRQ
+#error CONFIG_USE_IRQ not supported
+#endif
+*/
+#endif