| /* |
| * Copyright (C) 2009 |
| * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.com> |
| * |
| * Configuation settings for the Calao SBC35-A9G20 board |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #ifndef __CONFIG_H |
| #define __CONFIG_H |
| |
| /* SoC type is defined in boards.cfg */ |
| #include <asm/hardware.h> |
| #include <asm/sizes.h> |
| |
| #if defined(CONFIG_SYS_USE_NANDFLASH) |
| #define CONFIG_ENV_IS_IN_NAND |
| #else |
| #define CONFIG_ENV_IS_IN_EEPROM |
| #endif |
| |
| #define MACH_TYPE_SBC35_A9G20 1848 |
| #define CONFIG_MACH_TYPE MACH_TYPE_SBC35_A9G20 |
| |
| /* ARM asynchronous clock */ |
| #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ |
| #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12.000 MHz crystal */ |
| |
| #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 |
| |
| /* GPIO */ |
| #define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ |
| #define CONFIG_AT91_GPIO |
| |
| /* Serial */ |
| #define CONFIG_ATMEL_USART |
| #define CONFIG_USART_BASE ATMEL_BASE_DBGU |
| #define CONFIG_USART_ID ATMEL_ID_SYS |
| #define CONFIG_BAUDRATE 115200 |
| |
| #define CONFIG_BOOTDELAY 3 |
| |
| /* |
| * BOOTP options |
| */ |
| #define CONFIG_BOOTP_BOOTFILESIZE |
| #define CONFIG_BOOTP_BOOTPATH |
| #define CONFIG_BOOTP_GATEWAY |
| #define CONFIG_BOOTP_HOSTNAME |
| |
| /* |
| * Command line configuration. |
| */ |
| #include <config_cmd_default.h> |
| #undef CONFIG_CMD_BDI |
| #undef CONFIG_CMD_FPGA |
| #undef CONFIG_CMD_IMI |
| #undef CONFIG_CMD_IMLS |
| #undef CONFIG_CMD_LOADS |
| #undef CONFIG_CMD_SOURCE |
| |
| #define CONFIG_CMD_PING |
| #define CONFIG_CMD_DHCP |
| #define CONFIG_CMD_USB |
| |
| /* SDRAM */ |
| #define CONFIG_NR_DRAM_BANKS 1 |
| #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 |
| #define CONFIG_SYS_SDRAM_SIZE 0x04000000 /* 64 megs */ |
| #define CONFIG_SYS_INIT_SP_ADDR (ATMEL_BASE_SRAM1 + 0x1000 - \ |
| GENERATED_GBL_DATA_SIZE) |
| |
| /* SPI EEPROM */ |
| #define CONFIG_SPI |
| #define CONFIG_CMD_SPI |
| #define CONFIG_ATMEL_SPI |
| #define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ) |
| |
| #define CONFIG_CMD_EEPROM |
| #define CONFIG_SPI_M95XXX |
| #define CONFIG_SYS_EEPROM_SIZE 0x10000 |
| #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5 |
| |
| /* SPI RTC */ |
| #define CONFIG_CMD_DATE |
| #define CONFIG_RTC_M41T94 |
| #define CONFIG_M41T94_SPI_BUS 0 |
| #define CONFIG_M41T94_SPI_CS 0 |
| |
| /* NAND flash */ |
| #define 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 |
| /* 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 AT91_PIN_PC14 |
| #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 |
| |
| /* NOR flash - no real flash on this board */ |
| #define CONFIG_SYS_NO_FLASH 1 |
| |
| /* Ethernet */ |
| #define CONFIG_MACB |
| #define CONFIG_RMII |
| #define CONFIG_NET_RETRY_COUNT 20 |
| #define CONFIG_RESET_PHY_R |
| #define CONFIG_MACB_SEARCH_PHY |
| |
| /* USB */ |
| #define CONFIG_USB_ATMEL |
| #define CONFIG_USB_ATMEL_CLK_SEL_PLLB |
| #define CONFIG_USB_OHCI_NEW |
| #define CONFIG_DOS_PARTITION |
| #define CONFIG_SYS_USB_OHCI_CPU_INIT |
| #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */ |
| #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" |
| #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 |
| #define CONFIG_USB_STORAGE |
| #define CONFIG_CMD_FAT |
| |
| #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ |
| |
| #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE |
| #define CONFIG_SYS_MEMTEST_END 0x23e00000 |
| |
| /* Env in EEPROM, bootstrap + u-boot in NAND*/ |
| #ifdef CONFIG_ENV_IS_IN_EEPROM |
| #define CONFIG_ENV_OFFSET 0x20 |
| #define CONFIG_ENV_SIZE 0x1000 |
| #endif |
| |
| /* Env, bootstrap and u-boot in NAND */ |
| #ifdef CONFIG_ENV_IS_IN_NAND |
| #define CONFIG_ENV_OFFSET 0x60000 |
| #define CONFIG_ENV_OFFSET_REDUND 0x80000 |
| #define CONFIG_ENV_SIZE 0x20000 |
| #endif |
| |
| #define CONFIG_BOOTCOMMAND "nboot 0x21000000 0 400000" |
| #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ |
| "root=/dev/mtdblock1 " \ |
| "mtdparts=atmel_nand:16M(kernel)ro," \ |
| "120M(rootfs),-(other) " \ |
| "rw rootfstype=jffs2" |
| |
| |
| #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 1 |
| #define CONFIG_CMDLINE_EDITING 1 |
| |
| /* |
| * Size of malloc() pool |
| */ |
| #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 0x1000) |
| |
| #endif |