include/configs/taurus.h - platform/external/u-boot - Gitiles

 /*
  * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards
  * (C) Copyright 2013 Siemens AG
  *
  * Based on:
  * U-Boot file: include/configs/at91sam9260ek.h
  *
  * (C) Copyright 2007-2008
  * Stelian Pop <stelian@popies.net>
  * Lead Tech Design <www.leadtechdesign.com>
  *
  * 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>
 #include <linux/sizes.h>

 #if defined(CONFIG_SPL_BUILD)
 #define CONFIG_SYS_ICACHE_OFF
 #define CONFIG_SYS_DCACHE_OFF
 #endif
 /*
  * 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!
  */

 /* ARM asynchronous clock */
 #define CONFIG_SYS_AT91_SLOW_CLOCK	32768		/* slow clock xtal */
 #define CONFIG_SYS_AT91_MAIN_CLOCK	18432000	/* main clock xtal */

 /* Misc CPU related */
 #define CONFIG_ARCH_CPU_INIT
 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
 #define CONFIG_SETUP_MEMORY_TAGS
 #define CONFIG_INITRD_TAG
 #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY

 /* 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 */

 /* serial console */
 #define CONFIG_ATMEL_USART
 #define CONFIG_USART_BASE		ATMEL_BASE_DBGU
 #define CONFIG_USART_ID			ATMEL_ID_SYS


 /*
  * SDRAM: 1 bank, min 32, max 128 MB
  * 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		(128 * SZ_1M)

 /*
  * 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 */
 #ifdef CONFIG_CMD_NAND
 #define CONFIG_NAND_ATMEL
 #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

 /* Ethernet */
 #define CONFIG_MACB
 #define CONFIG_RMII
 #define CONFIG_AT91_WANTS_COMMON_PHY

 #define CONFIG_AT91SAM9_WATCHDOG
 #define CONFIG_AT91_HW_WDT_TIMEOUT	15
 #if !defined(CONFIG_SPL_BUILD)
 /* Enable the watchdog */
 #define CONFIG_HW_WATCHDOG
 #endif

 /* USB */
 #if defined(CONFIG_BOARD_TAURUS)
 #define CONFIG_USB_ATMEL
 #define CONFIG_USB_ATMEL_CLK_SEL_PLLB
 #define CONFIG_USB_OHCI_NEW
 #define CONFIG_SYS_USB_OHCI_CPU_INIT
 #define CONFIG_SYS_USB_OHCI_REGS_BASE		0x00500000
 #define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91sam9260"
 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2

 /* USB DFU support */
 #define CONFIG_MTD_DEVICE
 #define CONFIG_MTD_PARTITIONS

 #define CONFIG_USB_GADGET_AT91

 /* DFU class support */
 #define CONFIG_SYS_DFU_DATA_BUF_SIZE	(SZ_1M)
 #define DFU_MANIFEST_POLL_TIMEOUT	25000
 #endif

 /* SPI EEPROM */
 #define CONFIG_SPI
 #define TAURUS_SPI_MASK (1 << 4)
 #define TAURUS_SPI_CS_PIN	AT91_PIN_PA3

 #if defined(CONFIG_SPL_BUILD)
 /* SPL related */
 #define CONFIG_SPL_SPI_LOAD
 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000

 #define CONFIG_SF_DEFAULT_BUS 0
 #define CONFIG_SF_DEFAULT_SPEED 1000000
 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
 #endif

 /* load address */
 #define CONFIG_SYS_LOAD_ADDR			0x22000000

 /* bootstrap in spi flash , u-boot + env + linux in nandflash */
 #define CONFIG_ENV_OFFSET		0x100000
 #define CONFIG_ENV_OFFSET_REDUND	0x180000
 #define CONFIG_ENV_SIZE		(SZ_128K)	/* 1 sector = 128 kB */
 #define CONFIG_BOOTCOMMAND	"nand read 0x22000000 0x200000 0x300000; bootm"

 /*
  * Size of malloc() pool
  */
 #define CONFIG_SYS_MALLOC_LEN \
 	ROUND(3 * CONFIG_ENV_SIZE + SZ_4M, 0x1000)

 /* Defines for SPL */
 #define CONFIG_SPL_TEXT_BASE		0x0
 #define CONFIG_SPL_MAX_SIZE		(31 * SZ_512)
 #define	CONFIG_SPL_STACK		(ATMEL_BASE_SRAM1 + SZ_16K)
 #define CONFIG_SYS_SPL_MALLOC_START     (CONFIG_SYS_TEXT_BASE - \
 					CONFIG_SYS_MALLOC_LEN)
 #define CONFIG_SYS_SPL_MALLOC_SIZE      CONFIG_SYS_MALLOC_LEN

 #define CONFIG_SPL_BSS_START_ADDR	CONFIG_SPL_MAX_SIZE
 #define CONFIG_SPL_BSS_MAX_SIZE		(3 * SZ_512)

 #define CONFIG_SYS_NAND_ENABLE_PIN_SPL	(2*32 + 14)
 #define CONFIG_SYS_USE_NANDFLASH	1
 #define CONFIG_SPL_NAND_DRIVERS
 #define CONFIG_SPL_NAND_BASE
 #define CONFIG_SPL_NAND_ECC
 #define CONFIG_SPL_NAND_RAW_ONLY
 #define CONFIG_SPL_NAND_SOFTECC
 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x20000
 #define CONFIG_SYS_NAND_U_BOOT_SIZE	SZ_512K
 #define	CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
 #define CONFIG_SYS_NAND_U_BOOT_DST	CONFIG_SYS_TEXT_BASE
 #define CONFIG_SYS_NAND_5_ADDR_CYCLE

 #define CONFIG_SYS_NAND_SIZE		(256 * SZ_1M)
 #define CONFIG_SYS_NAND_PAGE_SIZE	SZ_2K
 #define CONFIG_SYS_NAND_BLOCK_SIZE	(SZ_128K)
 #define CONFIG_SYS_NAND_PAGE_COUNT	(CONFIG_SYS_NAND_BLOCK_SIZE / \
 					 CONFIG_SYS_NAND_PAGE_SIZE)
 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
 #define CONFIG_SYS_NAND_ECCSIZE		256
 #define CONFIG_SYS_NAND_ECCBYTES	3
 #define CONFIG_SYS_NAND_OOBSIZE		64
 #define CONFIG_SYS_NAND_ECCPOS		{ 40, 41, 42, 43, 44, 45, 46, 47, \
 					  48, 49, 50, 51, 52, 53, 54, 55, \
 					  56, 57, 58, 59, 60, 61, 62, 63, }

 #define CONFIG_SPL_ATMEL_SIZE
 #define CONFIG_SYS_MASTER_CLOCK		132096000
 #define AT91_PLL_LOCK_TIMEOUT		1000000
 #define CONFIG_SYS_AT91_PLLA		0x202A3F01
 #define CONFIG_SYS_MCKR			0x1300
 #define CONFIG_SYS_MCKR_CSS		(0x02 | CONFIG_SYS_MCKR)
 #define CONFIG_SYS_AT91_PLLB		0x10193F05

 #endif
	/*
	* Common board functions for Siemens TAURUS (AT91SAM9G20) based boards
	* (C) Copyright 2013 Siemens AG
	*
	* Based on:
	* U-Boot file: include/configs/at91sam9260ek.h
	*
	* (C) Copyright 2007-2008
	* Stelian Pop <stelian@popies.net>
	* Lead Tech Design <www.leadtechdesign.com>
	*
	* 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>
	#include <linux/sizes.h>

	#if defined(CONFIG_SPL_BUILD)
	#define CONFIG_SYS_ICACHE_OFF
	#define CONFIG_SYS_DCACHE_OFF
	#endif
	/*
	* 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!
	*/

	/* ARM asynchronous clock */
	#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
	#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */

	/* Misc CPU related */
	#define CONFIG_ARCH_CPU_INIT
	#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
	#define CONFIG_SETUP_MEMORY_TAGS
	#define CONFIG_INITRD_TAG
	#define CONFIG_SKIP_LOWLEVEL_INIT_ONLY

	/* 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 */

	/* serial console */
	#define CONFIG_ATMEL_USART
	#define CONFIG_USART_BASE ATMEL_BASE_DBGU
	#define CONFIG_USART_ID ATMEL_ID_SYS


	/*
	* SDRAM: 1 bank, min 32, max 128 MB
	* 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 (128 * SZ_1M)

	/*
	* 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 */
	#ifdef CONFIG_CMD_NAND
	#define CONFIG_NAND_ATMEL
	#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

	/* Ethernet */
	#define CONFIG_MACB
	#define CONFIG_RMII
	#define CONFIG_AT91_WANTS_COMMON_PHY

	#define CONFIG_AT91SAM9_WATCHDOG
	#define CONFIG_AT91_HW_WDT_TIMEOUT 15
	#if !defined(CONFIG_SPL_BUILD)
	/* Enable the watchdog */
	#define CONFIG_HW_WATCHDOG
	#endif

	/* USB */
	#if defined(CONFIG_BOARD_TAURUS)
	#define CONFIG_USB_ATMEL
	#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
	#define CONFIG_USB_OHCI_NEW
	#define CONFIG_SYS_USB_OHCI_CPU_INIT
	#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000
	#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
	#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2

	/* USB DFU support */
	#define CONFIG_MTD_DEVICE
	#define CONFIG_MTD_PARTITIONS

	#define CONFIG_USB_GADGET_AT91

	/* DFU class support */
	#define CONFIG_SYS_DFU_DATA_BUF_SIZE (SZ_1M)
	#define DFU_MANIFEST_POLL_TIMEOUT 25000
	#endif

	/* SPI EEPROM */
	#define CONFIG_SPI
	#define TAURUS_SPI_MASK (1 << 4)
	#define TAURUS_SPI_CS_PIN AT91_PIN_PA3

	#if defined(CONFIG_SPL_BUILD)
	/* SPL related */
	#define CONFIG_SPL_SPI_LOAD
	#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000

	#define CONFIG_SF_DEFAULT_BUS 0
	#define CONFIG_SF_DEFAULT_SPEED 1000000
	#define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
	#endif

	/* load address */
	#define CONFIG_SYS_LOAD_ADDR 0x22000000

	/* bootstrap in spi flash , u-boot + env + linux in nandflash */
	#define CONFIG_ENV_OFFSET 0x100000
	#define CONFIG_ENV_OFFSET_REDUND 0x180000
	#define CONFIG_ENV_SIZE (SZ_128K) /* 1 sector = 128 kB */
	#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0x200000 0x300000; bootm"

	/*
	* Size of malloc() pool
	*/
	#define CONFIG_SYS_MALLOC_LEN \
	ROUND(3 * CONFIG_ENV_SIZE + SZ_4M, 0x1000)

	/* Defines for SPL */
	#define CONFIG_SPL_TEXT_BASE 0x0
	#define CONFIG_SPL_MAX_SIZE (31 * SZ_512)
	#define CONFIG_SPL_STACK (ATMEL_BASE_SRAM1 + SZ_16K)
	#define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SYS_TEXT_BASE - \
	CONFIG_SYS_MALLOC_LEN)
	#define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN

	#define CONFIG_SPL_BSS_START_ADDR CONFIG_SPL_MAX_SIZE
	#define CONFIG_SPL_BSS_MAX_SIZE (3 * SZ_512)

	#define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14)
	#define CONFIG_SYS_USE_NANDFLASH 1
	#define CONFIG_SPL_NAND_DRIVERS
	#define CONFIG_SPL_NAND_BASE
	#define CONFIG_SPL_NAND_ECC
	#define CONFIG_SPL_NAND_RAW_ONLY
	#define CONFIG_SPL_NAND_SOFTECC
	#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
	#define CONFIG_SYS_NAND_U_BOOT_SIZE SZ_512K
	#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
	#define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
	#define CONFIG_SYS_NAND_5_ADDR_CYCLE

	#define CONFIG_SYS_NAND_SIZE (256 * SZ_1M)
	#define CONFIG_SYS_NAND_PAGE_SIZE SZ_2K
	#define CONFIG_SYS_NAND_BLOCK_SIZE (SZ_128K)
	#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
	CONFIG_SYS_NAND_PAGE_SIZE)
	#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
	#define CONFIG_SYS_NAND_ECCSIZE 256
	#define CONFIG_SYS_NAND_ECCBYTES 3
	#define CONFIG_SYS_NAND_OOBSIZE 64
	#define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \
	48, 49, 50, 51, 52, 53, 54, 55, \
	56, 57, 58, 59, 60, 61, 62, 63, }

	#define CONFIG_SPL_ATMEL_SIZE
	#define CONFIG_SYS_MASTER_CLOCK 132096000
	#define AT91_PLL_LOCK_TIMEOUT 1000000
	#define CONFIG_SYS_AT91_PLLA 0x202A3F01
	#define CONFIG_SYS_MCKR 0x1300
	#define CONFIG_SYS_MCKR_CSS (0x02 \| CONFIG_SYS_MCKR)
	#define CONFIG_SYS_AT91_PLLB 0x10193F05

	#endif