1 /* 2 * (C) Copyright 2010 3 * Ilko Iliev <iliev@ronetix.at> 4 * Asen Dimov <dimov@ronetix.at> 5 * Ronetix GmbH <www.ronetix.at> 6 * 7 * (C) Copyright 2007-2008 8 * Stelian Pop <stelian@popies.net> 9 * Lead Tech Design <www.leadtechdesign.com> 10 * 11 * Configuation settings for the PM9G45 board. 12 * 13 * SPDX-License-Identifier: GPL-2.0+ 14 */ 15 16 #ifndef __CONFIG_H 17 #define __CONFIG_H 18 19 /* 20 * SoC must be defined first, before hardware.h is included. 21 * In this case SoC is defined in boards.cfg. 22 */ 23 #include <asm/hardware.h> 24 25 #define CONFIG_PM9G45 1 /* It's an Ronetix PM9G45 */ 26 #define CONFIG_SYS_AT91_CPU_NAME "AT91SAM9G45" 27 28 #define CONFIG_MACH_TYPE MACH_TYPE_PM9G45 29 30 /* ARM asynchronous clock */ 31 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ 32 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 33 #define CONFIG_SYS_TEXT_BASE 0x73f00000 34 35 #define CONFIG_ARCH_CPU_INIT 36 37 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 38 #define CONFIG_SETUP_MEMORY_TAGS 1 39 #define CONFIG_INITRD_TAG 1 40 41 #define CONFIG_SKIP_LOWLEVEL_INIT 42 43 /* 44 * Hardware drivers 45 */ 46 #define CONFIG_AT91_GPIO 1 47 #define CONFIG_ATMEL_USART 1 48 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 49 #define CONFIG_USART_ID ATMEL_ID_SYS 50 51 #define CONFIG_SYS_USE_NANDFLASH 1 52 53 /* LED */ 54 #define CONFIG_AT91_LED 55 #define CONFIG_RED_LED GPIO_PIN_PD(31) /* this is the user1 led */ 56 #define CONFIG_GREEN_LED GPIO_PIN_PD(0) /* this is the user2 led */ 57 58 59 /* 60 * BOOTP options 61 */ 62 #define CONFIG_BOOTP_BOOTFILESIZE 1 63 #define CONFIG_BOOTP_BOOTPATH 1 64 #define CONFIG_BOOTP_GATEWAY 1 65 #define CONFIG_BOOTP_HOSTNAME 1 66 67 /* 68 * Command line configuration. 69 */ 70 #define CONFIG_CMD_NAND 1 71 72 #define CONFIG_CMD_JFFS2 1 73 #define CONFIG_JFFS2_CMDLINE 1 74 #define CONFIG_JFFS2_NAND 1 75 #define CONFIG_JFFS2_DEV "nand0" /* NAND dev jffs2 lives on */ 76 #define CONFIG_JFFS2_PART_OFFSET 0 /* start of jffs2 partition */ 77 #define CONFIG_JFFS2_PART_SIZE (256 * 1024 * 1024) /* partition */ 78 79 /* SDRAM */ 80 #define CONFIG_NR_DRAM_BANKS 1 81 #define PHYS_SDRAM 0x70000000 82 #define PHYS_SDRAM_SIZE 0x08000000 /* 128 megs */ 83 84 /* NOR flash, not available */ 85 #define CONFIG_SYS_NO_FLASH 1 86 87 /* NAND flash */ 88 #ifdef CONFIG_CMD_NAND 89 #define CONFIG_NAND_ATMEL 90 #define CONFIG_SYS_MAX_NAND_DEVICE 1 91 #define CONFIG_SYS_NAND_BASE 0x40000000 92 #define CONFIG_SYS_NAND_DBW_8 1 93 /* our ALE is AD21 */ 94 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 95 /* our CLE is AD22 */ 96 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 97 #define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PC(14) 98 #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(3) 99 100 #endif 101 102 /* Ethernet */ 103 #define CONFIG_MACB 1 104 #define CONFIG_RMII 1 105 #define CONFIG_NET_RETRY_COUNT 20 106 #define CONFIG_RESET_PHY_R 1 107 108 /* USB */ 109 #define CONFIG_USB_ATMEL 110 #define CONFIG_USB_ATMEL_CLK_SEL_UPLL 111 #define CONFIG_USB_OHCI_NEW 1 112 #define CONFIG_SYS_USB_OHCI_CPU_INIT 1 113 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00700000 /* _UHP_OHCI_BASE */ 114 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9g45" 115 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 116 117 /* board specific(not enough SRAM) */ 118 #define CONFIG_AT91SAM9G45_LCD_BASE PHYS_SDRAM + 0xE00000 119 120 #define CONFIG_SYS_LOAD_ADDR PHYS_SDRAM + 0x2000000 /* load addr */ 121 122 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM 123 #define CONFIG_SYS_MEMTEST_END CONFIG_AT91SAM9G45_LCD_BASE 124 125 /* bootstrap + u-boot + env + linux in nandflash */ 126 #define CONFIG_ENV_IS_IN_NAND 1 127 #define CONFIG_ENV_OFFSET 0x60000 128 #define CONFIG_ENV_OFFSET_REDUND 0x80000 129 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 130 #define CONFIG_BOOTCOMMAND "nand read 0x72000000 0x200000 0x200000; bootm" 131 #define CONFIG_BOOTARGS "fbcon=rotate:3 console=tty0 " \ 132 "console=ttyS0,115200 " \ 133 "root=/dev/mtdblock4 " \ 134 "mtdparts=atmel_nand:128k(bootstrap)ro," \ 135 "256k(uboot)ro,1664k(env)," \ 136 "2M(linux)ro,-(root) rw " \ 137 "rootfstype=jffs2" 138 139 #define CONFIG_BAUDRATE 115200 140 141 #define CONFIG_SYS_CBSIZE 256 142 #define CONFIG_SYS_MAXARGS 16 143 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 144 sizeof(CONFIG_SYS_PROMPT) + 16) 145 #define CONFIG_SYS_LONGHELP 1 146 #define CONFIG_CMDLINE_EDITING 1 147 #define CONFIG_AUTO_COMPLETE 148 149 /* 150 * Size of malloc() pool 151 */ 152 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024,\ 153 0x1000) 154 155 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM 156 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - \ 157 GENERATED_GBL_DATA_SIZE) 158 159 #endif 160