include/configs/stamp9g20.h - u-boot - Git at Google

 /*
  * (C) Copyright 2007-2008
  * Stelian Pop <stelian@popies.net>
  * Lead Tech Design <www.leadtechdesign.com>
  *
  * (C) Copyright 2010
  * Achim Ehrlich <aehrlich@taskit.de>
  * taskit GmbH <www.taskit.de>
  *
  * (C) Copyright 2012
  * Markus Hubig <mhubig@imko.de>
  * IMKO GmbH <www.imko.de>
  *
  * Configuation settings for the stamp9g20 CPU module.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */

 #ifndef __CONFIG_H
 #define __CONFIG_H

 /*
  * SoC must be defined first, before hardware.h is included.
  * In this case SoC is defined in boards.cfg.
  */
 #include <asm/hardware.h>

 /*
  * 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		0x23f00000

 /* ARM asynchronous clock */
 #define CONFIG_SYS_AT91_SLOW_CLOCK	32768		/* slow clock xtal */
 #define CONFIG_SYS_AT91_MAIN_CLOCK	18432000	/* 18.432MHz crystal */

 /* misc settings */
 #define CONFIG_CMDLINE_TAG		/* pass commandline to Kernel */
 #define CONFIG_SETUP_MEMORY_TAGS	/* pass memory defs to kernel */
 #define CONFIG_INITRD_TAG		/* pass initrd param to kernel */
 #define CONFIG_SKIP_LOWLEVEL_INIT	/* U-Boot is loaded by a bootloader */
 #define CONFIG_BOARD_EARLY_INIT_f	/* call board_early_init_f() */
 #define CONFIG_BOARD_POSTCLK_INIT	/* call board_postclk_init() */
 #define CONFIG_DISPLAY_CPUINFO		/* display CPU Info at startup */

 /* setting board specific options */
 #ifdef CONFIG_PORTUXG20
 # define CONFIG_MACH_TYPE		MACH_TYPE_PORTUXG20
 # define CONFIG_MACB
 #else
 # define CONFIG_MACH_TYPE		MACH_TYPE_STAMP9G20
 #endif

 /*
  * SDRAM: 1 bank, 64 MB, base address 0x20000000
  * Already initialized before u-boot gets started.
  */
 #define CONFIG_NR_DRAM_BANKS		1
 #define CONFIG_SYS_SDRAM_BASE		ATMEL_BASE_CS1
 #define CONFIG_SYS_SDRAM_SIZE		(64 << 20)

 /*
  * Perform a SDRAM Memtest from the start of SDRAM
  * till the beginning of the U-Boot position in RAM.
  */
 #define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_TEXT_BASE - 0x100000)

 /* Size of malloc() pool */
 #define CONFIG_SYS_MALLOC_LEN \
 	ROUND(3 * CONFIG_ENV_SIZE + (128 << 10), 0x1000)

 /*
  * 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.
  */
 #define CONFIG_SYS_INIT_SP_ADDR \
 	(ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)

 /* NAND flash settings */
 #define CONFIG_NAND_ATMEL
 #define CONFIG_SYS_NO_FLASH
 #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

 /* general purpose I/O */
 #define CONFIG_ATMEL_LEGACY		/* required until (g)pio is fixed */
 #define CONFIG_AT91_GPIO		/* enable the GPIO features */
 #define CONFIG_AT91_GPIO_PULLUP	1	/* keep pullups on peripheral pins */

 /* 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 configuration */
 #define CONFIG_STATUS_LED
 #define CONFIG_BOARD_SPECIFIC_LED

 /* The LED PINs */
 #define CONFIG_RED_LED			AT91_PIN_PC5
 #define CONFIG_GREEN_LED		AT91_PIN_PC4
 #define CONFIG_YELLOW_LED		AT91_PIN_PC10

 #define STATUS_LED_RED			0
 #define STATUS_LED_GREEN		1
 #define STATUS_LED_YELLOW		2

 /* Red LED */
 #define STATUS_LED_BIT			STATUS_LED_RED
 #define STATUS_LED_STATE		STATUS_LED_OFF
 #define STATUS_LED_PERIOD		(CONFIG_SYS_HZ / 2)

 /* Green LED */
 #define STATUS_LED_BIT1			STATUS_LED_GREEN
 #define STATUS_LED_STATE1		STATUS_LED_ON
 #define STATUS_LED_PERIOD1		(CONFIG_SYS_HZ / 2)

 /* Yellow LED */
 #define STATUS_LED_BIT2			STATUS_LED_YELLOW
 #define STATUS_LED_STATE2		STATUS_LED_OFF
 #define STATUS_LED_PERIOD2		(CONFIG_SYS_HZ / 2)

 /* Boot status LED */
 #define STATUS_LED_BOOT			STATUS_LED_GREEN

 /*
  * Ethernet configuration
  *
  * PortuxG20 has always ethernet but for Stamp9G20 you
  * can enable it here if your baseboard features ethernet.
  */

 #define CONFIG_MACB
 #define CONFIG_USB_HOST_ETHER
 #define CONFIG_USB_ETHER_ASIX
 #define CONFIG_USB_ETHER_MCS7830

 #ifdef CONFIG_MACB
 # define CONFIG_RMII			/* use reduced MII inteface */
 # define CONFIG_NET_RETRY_COUNT	20      /* # of DHCP/BOOTP retries */
 #define CONFIG_AT91_WANTS_COMMON_PHY

 /* BOOTP and DHCP options */
 # define CONFIG_BOOTP_BOOTFILESIZE
 # define CONFIG_BOOTP_BOOTPATH
 # define CONFIG_BOOTP_GATEWAY
 # define CONFIG_BOOTP_HOSTNAME
 # define CONFIG_NFSBOOTCOMMAND						\
 	"setenv autoload yes; setenv autoboot yes; "			\
 	"setenv bootargs ${basicargs} ${mtdparts} "			\
 	"root=/dev/nfs ip=dhcp nfsroot=${serverip}:/srv/nfs/rootfs; "	\
 	"dhcp"
 #endif /* CONFIG_MACB */

 /* Enable the watchdog */
 #define CONFIG_AT91SAM9_WATCHDOG
 #define CONFIG_HW_WATCHDOG

 /* USB configuration */
 #define CONFIG_USB_ATMEL
 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
 #define CONFIG_USB_OHCI_NEW
 #define CONFIG_USB_STORAGE
 #define CONFIG_DOS_PARTITION
 #define CONFIG_SYS_USB_OHCI_CPU_INIT
 #define CONFIG_SYS_USB_OHCI_REGS_BASE	ATMEL_UHP_BASE
 #define CONFIG_SYS_USB_OHCI_SLOT_NAME	"at91sam9260"
 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2

 /* General Boot Parameter */
 #define CONFIG_BOOTDELAY		3
 #define CONFIG_BOOTCOMMAND		"run flashboot"
 #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
 #define CONFIG_CMDLINE_EDITING

 /*
  * RAM Memory address where to put the
  * Linux Kernel befor starting.
  */
 #define CONFIG_SYS_LOAD_ADDR		0x22000000

 /*
  * The NAND Flash partitions:
  * ==========================================
  * 0x0000000-0x001ffff -> 128k, bootstrap
  * 0x0020000-0x005ffff -> 256k, u-boot
  * 0x0060000-0x007ffff -> 128k, env1
  * 0x0080000-0x009ffff -> 128k, env2 (backup)
  * 0x0100000-0x06fffff ->   6M, kernel
  * 0x0700000-0x8000000 -> 121M, RootFS
  */
 #define CONFIG_ENV_IS_IN_NAND
 #define CONFIG_ENV_OFFSET		((128 + 256) << 10)
 #define CONFIG_ENV_OFFSET_REDUND	((128 + 256 + 128) << 10)
 #define CONFIG_ENV_SIZE			(128 << 10)

 /*
  * Predefined environment variables.
  * Usefull to define some easy to use boot commands.
  */
 #define	CONFIG_EXTRA_ENV_SETTINGS					\
 									\
 	"basicargs=console=ttyS0,115200\0"				\
 									\
 	"mtdparts=mtdparts=atmel_nand:128k(bootstrap)ro,"		\
 		"256k(uboot)ro,128k(env1)ro,"				\
 		"128k(env2)ro,6M(linux),-(root)rw\0"			\
 									\
 	"flashboot=setenv bootargs ${basicargs} ${mtdparts} "		\
 		"root=/dev/mtdblock5 rootfstype=jffs2; "		\
 		"nand read 0x22000000 0x100000 0x600000; "		\
 		"bootm 22000000\0"					\
 									\
 	"sdboot=setenv bootargs ${basicargs} ${mtdparts} "		\
 		"root=/dev/mmcblk0p1 rootwait; "			\
 		"nand read 0x22000000 0x100000 0x600000; "		\
 		"bootm 22000000"

 /* Command line & features configuration */
 #include <config_cmd_default.h>
 #undef CONFIG_CMD_FPGA
 #undef CONFIG_CMD_IMI
 #undef CONFIG_CMD_IMLS
 #undef CONFIG_CMD_LOADS

 #define CONFIG_CMD_NAND
 #define CONFIG_CMD_USB
 #define CONFIG_CMD_FAT
 #define CONFIG_CMD_LED

 #ifdef CONFIG_MACB
 # define CONFIG_CMD_PING
 # define CONFIG_CMD_DHCP
 #else
 # undef CONFIG_CMD_BOOTD
 # undef CONFIG_CMD_NET
 # undef CONFIG_CMD_NFS
 #endif /* CONFIG_MACB */

 #endif /* __CONFIG_H */
	/*
	* (C) Copyright 2007-2008
	* Stelian Pop <stelian@popies.net>
	* Lead Tech Design <www.leadtechdesign.com>
	*
	* (C) Copyright 2010
	* Achim Ehrlich <aehrlich@taskit.de>
	* taskit GmbH <www.taskit.de>
	*
	* (C) Copyright 2012
	* Markus Hubig <mhubig@imko.de>
	* IMKO GmbH <www.imko.de>
	*
	* Configuation settings for the stamp9g20 CPU module.
	*
	* SPDX-License-Identifier: GPL-2.0+
	*/

	#ifndef __CONFIG_H
	#define __CONFIG_H

	/*
	* SoC must be defined first, before hardware.h is included.
	* In this case SoC is defined in boards.cfg.
	*/
	#include <asm/hardware.h>

	/*
	* 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 0x23f00000

	/* ARM asynchronous clock */
	#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
	#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432MHz crystal */

	/* misc settings */
	#define CONFIG_CMDLINE_TAG /* pass commandline to Kernel */
	#define CONFIG_SETUP_MEMORY_TAGS /* pass memory defs to kernel */
	#define CONFIG_INITRD_TAG /* pass initrd param to kernel */
	#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
	#define CONFIG_BOARD_EARLY_INIT_f /* call board_early_init_f() */
	#define CONFIG_BOARD_POSTCLK_INIT /* call board_postclk_init() */
	#define CONFIG_DISPLAY_CPUINFO /* display CPU Info at startup */

	/* setting board specific options */
	#ifdef CONFIG_PORTUXG20
	# define CONFIG_MACH_TYPE MACH_TYPE_PORTUXG20
	# define CONFIG_MACB
	#else
	# define CONFIG_MACH_TYPE MACH_TYPE_STAMP9G20
	#endif

	/*
	* SDRAM: 1 bank, 64 MB, base address 0x20000000
	* Already initialized before u-boot gets started.
	*/
	#define CONFIG_NR_DRAM_BANKS 1
	#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
	#define CONFIG_SYS_SDRAM_SIZE (64 << 20)

	/*
	* Perform a SDRAM Memtest from the start of SDRAM
	* till the beginning of the U-Boot position in RAM.
	*/
	#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
	#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - 0x100000)

	/* Size of malloc() pool */
	#define CONFIG_SYS_MALLOC_LEN \
	ROUND(3 * CONFIG_ENV_SIZE + (128 << 10), 0x1000)

	/*
	* 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.
	*/
	#define CONFIG_SYS_INIT_SP_ADDR \
	(ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)

	/* NAND flash settings */
	#define CONFIG_NAND_ATMEL
	#define CONFIG_SYS_NO_FLASH
	#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

	/* general purpose I/O */
	#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
	#define CONFIG_AT91_GPIO /* enable the GPIO features */
	#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */

	/* 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 configuration */
	#define CONFIG_STATUS_LED
	#define CONFIG_BOARD_SPECIFIC_LED

	/* The LED PINs */
	#define CONFIG_RED_LED AT91_PIN_PC5
	#define CONFIG_GREEN_LED AT91_PIN_PC4
	#define CONFIG_YELLOW_LED AT91_PIN_PC10

	#define STATUS_LED_RED 0
	#define STATUS_LED_GREEN 1
	#define STATUS_LED_YELLOW 2

	/* Red LED */
	#define STATUS_LED_BIT STATUS_LED_RED
	#define STATUS_LED_STATE STATUS_LED_OFF
	#define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2)

	/* Green LED */
	#define STATUS_LED_BIT1 STATUS_LED_GREEN
	#define STATUS_LED_STATE1 STATUS_LED_ON
	#define STATUS_LED_PERIOD1 (CONFIG_SYS_HZ / 2)

	/* Yellow LED */
	#define STATUS_LED_BIT2 STATUS_LED_YELLOW
	#define STATUS_LED_STATE2 STATUS_LED_OFF
	#define STATUS_LED_PERIOD2 (CONFIG_SYS_HZ / 2)

	/* Boot status LED */
	#define STATUS_LED_BOOT STATUS_LED_GREEN

	/*
	* Ethernet configuration
	*
	* PortuxG20 has always ethernet but for Stamp9G20 you
	* can enable it here if your baseboard features ethernet.
	*/

	#define CONFIG_MACB
	#define CONFIG_USB_HOST_ETHER
	#define CONFIG_USB_ETHER_ASIX
	#define CONFIG_USB_ETHER_MCS7830

	#ifdef CONFIG_MACB
	# define CONFIG_RMII /* use reduced MII inteface */
	# define CONFIG_NET_RETRY_COUNT 20 /* # of DHCP/BOOTP retries */
	#define CONFIG_AT91_WANTS_COMMON_PHY

	/* BOOTP and DHCP options */
	# define CONFIG_BOOTP_BOOTFILESIZE
	# define CONFIG_BOOTP_BOOTPATH
	# define CONFIG_BOOTP_GATEWAY
	# define CONFIG_BOOTP_HOSTNAME
	# define CONFIG_NFSBOOTCOMMAND \
	"setenv autoload yes; setenv autoboot yes; " \
	"setenv bootargs ${basicargs} ${mtdparts} " \
	"root=/dev/nfs ip=dhcp nfsroot=${serverip}:/srv/nfs/rootfs; " \
	"dhcp"
	#endif /* CONFIG_MACB */

	/* Enable the watchdog */
	#define CONFIG_AT91SAM9_WATCHDOG
	#define CONFIG_HW_WATCHDOG

	/* USB configuration */
	#define CONFIG_USB_ATMEL
	#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
	#define CONFIG_USB_OHCI_NEW
	#define CONFIG_USB_STORAGE
	#define CONFIG_DOS_PARTITION
	#define CONFIG_SYS_USB_OHCI_CPU_INIT
	#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE
	#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
	#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2

	/* General Boot Parameter */
	#define CONFIG_BOOTDELAY 3
	#define CONFIG_BOOTCOMMAND "run flashboot"
	#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
	#define CONFIG_CMDLINE_EDITING

	/*
	* RAM Memory address where to put the
	* Linux Kernel befor starting.
	*/
	#define CONFIG_SYS_LOAD_ADDR 0x22000000

	/*
	* The NAND Flash partitions:
	* ==========================================
	* 0x0000000-0x001ffff -> 128k, bootstrap
	* 0x0020000-0x005ffff -> 256k, u-boot
	* 0x0060000-0x007ffff -> 128k, env1
	* 0x0080000-0x009ffff -> 128k, env2 (backup)
	* 0x0100000-0x06fffff -> 6M, kernel
	* 0x0700000-0x8000000 -> 121M, RootFS
	*/
	#define CONFIG_ENV_IS_IN_NAND
	#define CONFIG_ENV_OFFSET ((128 + 256) << 10)
	#define CONFIG_ENV_OFFSET_REDUND ((128 + 256 + 128) << 10)
	#define CONFIG_ENV_SIZE (128 << 10)

	/*
	* Predefined environment variables.
	* Usefull to define some easy to use boot commands.
	*/
	#define CONFIG_EXTRA_ENV_SETTINGS \
	\
	"basicargs=console=ttyS0,115200\0" \
	\
	"mtdparts=mtdparts=atmel_nand:128k(bootstrap)ro," \
	"256k(uboot)ro,128k(env1)ro," \
	"128k(env2)ro,6M(linux),-(root)rw\0" \
	\
	"flashboot=setenv bootargs ${basicargs} ${mtdparts} " \
	"root=/dev/mtdblock5 rootfstype=jffs2; " \
	"nand read 0x22000000 0x100000 0x600000; " \
	"bootm 22000000\0" \
	\
	"sdboot=setenv bootargs ${basicargs} ${mtdparts} " \
	"root=/dev/mmcblk0p1 rootwait; " \
	"nand read 0x22000000 0x100000 0x600000; " \
	"bootm 22000000"

	/* Command line & features configuration */
	#include <config_cmd_default.h>
	#undef CONFIG_CMD_FPGA
	#undef CONFIG_CMD_IMI
	#undef CONFIG_CMD_IMLS
	#undef CONFIG_CMD_LOADS

	#define CONFIG_CMD_NAND
	#define CONFIG_CMD_USB
	#define CONFIG_CMD_FAT
	#define CONFIG_CMD_LED

	#ifdef CONFIG_MACB
	# define CONFIG_CMD_PING
	# define CONFIG_CMD_DHCP
	#else
	# undef CONFIG_CMD_BOOTD
	# undef CONFIG_CMD_NET
	# undef CONFIG_CMD_NFS
	#endif /* CONFIG_MACB */

	#endif /* __CONFIG_H */