1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * (C) Copyright 2010 Andreas Bießmann <andreas@biessmann.org> 4 * 5 * derived from previous work 6 * 7 * (C) Copyright 2002 8 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> 9 * Marius Groeger <mgroeger@sysgo.de> 10 */ 11 12 #include <common.h> 13 #include <netdev.h> 14 #include <asm/mach-types.h> 15 #include <asm/arch/hardware.h> 16 #include <asm/arch/at91_pio.h> 17 #include <asm/arch/at91_common.h> 18 #include <asm/io.h> 19 20 DECLARE_GLOBAL_DATA_PTR; 21 22 /* ------------------------------------------------------------------------- */ board_init(void)23int board_init(void) 24 { 25 at91_pio_t *pio = (at91_pio_t *)AT91_PIO_BASE; 26 27 /* 28 * Correct IRDA resistor problem 29 * Set PA23_TXD in Output 30 */ 31 writel(ATMEL_PMX_AA_TXD2, &pio->pioa.oer); 32 33 /* arch number of AT91RM9200EK-Board */ 34 gd->bd->bi_arch_number = MACH_TYPE_AT91RM9200EK; 35 /* adress of boot parameters */ 36 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; 37 38 return 0; 39 } 40 board_early_init_f(void)41int board_early_init_f(void) 42 { 43 at91_seriald_hw_init(); 44 return 0; 45 } 46 dram_init(void)47int dram_init (void) 48 { 49 /* dram_init must store complete ramsize in gd->ram_size */ 50 gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 51 CONFIG_SYS_SDRAM_SIZE); 52 return 0; 53 } 54 55 #ifdef CONFIG_DRIVER_AT91EMAC board_eth_init(bd_t * bis)56int board_eth_init(bd_t *bis) 57 { 58 return at91emac_register(bis, (u32) ATMEL_BASE_EMAC); 59 } 60 #endif 61