pm9g45.h
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/*
* (C) Copyright 2010
* Ilko Iliev <iliev@ronetix.at>
* Asen Dimov <dimov@ronetix.at>
* Ronetix GmbH <www.ronetix.at>
*
* (C) Copyright 2007-2008
* Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
*
* Configuation settings for the PM9G45 board.
*
* 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>
#define CONFIG_SYS_AT91_CPU_NAME "AT91SAM9G45"
#define CONFIG_MACH_TYPE MACH_TYPE_PM9G45
/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
#define CONFIG_ARCH_CPU_INIT
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG 1
#define CONFIG_SKIP_LOWLEVEL_INIT
/*
* Hardware drivers
*/
#define CONFIG_AT91_GPIO 1
#define CONFIG_ATMEL_USART 1
#define CONFIG_USART_BASE ATMEL_BASE_DBGU
#define CONFIG_USART_ID ATMEL_ID_SYS
#define CONFIG_SYS_USE_NANDFLASH 1
/* LED */
#define CONFIG_AT91_LED
#define CONFIG_RED_LED GPIO_PIN_PD(31) /* this is the user1 led */
#define CONFIG_GREEN_LED GPIO_PIN_PD(0) /* this is the user2 led */
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE 1
#define CONFIG_JFFS2_CMDLINE 1
#define CONFIG_JFFS2_NAND 1
#define CONFIG_JFFS2_DEV "nand0" /* NAND dev jffs2 lives on */
#define CONFIG_JFFS2_PART_OFFSET 0 /* start of jffs2 partition */
#define CONFIG_JFFS2_PART_SIZE (256 * 1024 * 1024) /* partition */
/* SDRAM */
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM 0x70000000
#define PHYS_SDRAM_SIZE 0x08000000 /* 128 megs */
/* 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 GPIO_PIN_PC(14)
#define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(3)
#endif
/* Ethernet */
#define CONFIG_MACB 1
#define CONFIG_RMII 1
#define CONFIG_NET_RETRY_COUNT 20
#define CONFIG_RESET_PHY_R 1
/* USB */
#define CONFIG_USB_ATMEL
#define CONFIG_USB_ATMEL_CLK_SEL_UPLL
#define CONFIG_USB_OHCI_NEW 1
#define CONFIG_SYS_USB_OHCI_CPU_INIT 1
#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00700000 /* _UHP_OHCI_BASE */
#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9g45"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
/* board specific(not enough SRAM) */
#define CONFIG_AT91SAM9G45_LCD_BASE PHYS_SDRAM + 0xE00000
#define CONFIG_SYS_LOAD_ADDR PHYS_SDRAM + 0x2000000 /* load addr */
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
#define CONFIG_SYS_MEMTEST_END CONFIG_AT91SAM9G45_LCD_BASE
/* bootstrap + u-boot + env + linux in nandflash */
#define CONFIG_ENV_OFFSET 0x60000
#define CONFIG_ENV_OFFSET_REDUND 0x80000
#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
#define CONFIG_BOOTCOMMAND "nand read 0x72000000 0x200000 0x200000; bootm"
/*
* Size of malloc() pool
*/
#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024,\
0x1000)
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - \
GENERATED_GBL_DATA_SIZE)
#endif