diff options
Diffstat (limited to 'u-boot/board/m501sk/m501sk.c')
| -rw-r--r-- | u-boot/board/m501sk/m501sk.c | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/u-boot/board/m501sk/m501sk.c b/u-boot/board/m501sk/m501sk.c new file mode 100644 index 0000000..c995768 --- /dev/null +++ b/u-boot/board/m501sk/m501sk.c @@ -0,0 +1,203 @@ +/* + * (C) Copyright 2008 + * Based on modifications by Alan Lu / Artila + * Author : Timo Tuunainen / Sysart + Kimmo Leppala / Sysart + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <netdev.h> +#if defined(CONFIG_DRIVER_ETHER) +#include <at91rm9200_net.h> +#include <dm9161.h> +#endif + +#include "m501sk.h" +#include "net.h" + +#ifdef CONFIG_M501SK + +void m501sk_gpio_init(void) +{ + AT91C_BASE_PIOD->PIO_PER = 1 << (M501SK_DEBUG_LED1 - 96) | + 1 << (M501SK_DEBUG_LED2 - 96) | 1 << (M501SK_DEBUG_LED3 - 96) | + 1 << (M501SK_DEBUG_LED4 - 96) | 1 << (M501SK_READY_LED - 96); + + AT91C_BASE_PIOD->PIO_OER = 1 << (M501SK_DEBUG_LED1 - 96) | + 1 << (M501SK_DEBUG_LED2 - 96) | 1 << (M501SK_DEBUG_LED3 - 96) | + 1 << (M501SK_DEBUG_LED4 - 96) | 1 << (M501SK_READY_LED - 96); + + AT91C_BASE_PIOD->PIO_SODR = 1 << (M501SK_READY_LED - 96); + AT91C_BASE_PIOD->PIO_CODR = 1 << (M501SK_DEBUG_LED3 - 96); + AT91C_BASE_PIOB->PIO_PER = 1 << (M501SK_BUZZER - 32); + AT91C_BASE_PIOB->PIO_OER = 1 << (M501SK_BUZZER - 32); + AT91C_BASE_PIOC->PIO_PDR = (1 << 7) | (1 << 8); + + /* Power OFF all USART's LEDs */ + AT91C_BASE_PIOA->PIO_PER = AT91C_PA5_TXD3 | AT91C_PA6_RXD3 | + AT91C_PA17_TXD0 | AT91C_PA18_RXD0 | AT91C_PA22_RXD2 | \ + AT91C_PA23_TXD2; + + AT91C_BASE_PIOA->PIO_OER = AT91C_PA5_TXD3 | AT91C_PA6_RXD3 | + AT91C_PA17_TXD0 | AT91C_PA18_RXD0 | AT91C_PA22_RXD2 | \ + AT91C_PA23_TXD2; + + AT91C_BASE_PIOA->PIO_SODR = AT91C_PA5_TXD3 | AT91C_PA6_RXD3 | + AT91C_PA17_TXD0 | AT91C_PA18_RXD0 | AT91C_PA22_RXD2 | \ + AT91C_PA23_TXD2; + + AT91C_BASE_PIOB->PIO_PER = AT91C_PB20_RXD1 | AT91C_PB21_TXD1; + AT91C_BASE_PIOB->PIO_OER = AT91C_PB20_RXD1 | AT91C_PB21_TXD1; + AT91C_BASE_PIOB->PIO_SODR = AT91C_PB20_RXD1 | AT91C_PB21_TXD1; +} + +uchar m501sk_gpio_set(M501SK_PIO io) +{ + uchar status = 0xff; + switch (io) { + case M501SK_DEBUG_LED1: + case M501SK_DEBUG_LED2: + case M501SK_DEBUG_LED3: + case M501SK_DEBUG_LED4: + case M501SK_READY_LED: + AT91C_BASE_PIOD->PIO_SODR = 1 << (io - 96); + status = AT91C_BASE_PIOD->PIO_ODSR & (1 << (io - 96)); + break; + case M501SK_BUZZER: + AT91C_BASE_PIOB->PIO_SODR = 1 << (io - 32); + status = AT91C_BASE_PIOB->PIO_ODSR & (1 << (io - 32)); + break; + } + return status; +} + +uchar m501sk_gpio_clear(M501SK_PIO io) +{ + uchar status = 0xff; + switch (io) { + case M501SK_DEBUG_LED1: + case M501SK_DEBUG_LED2: + case M501SK_DEBUG_LED3: + case M501SK_DEBUG_LED4: + case M501SK_READY_LED: + AT91C_BASE_PIOD->PIO_CODR = 1 << (io - 96); + status = AT91C_BASE_PIOD->PIO_ODSR & (1 << (io - 96)); + break; + case M501SK_BUZZER: + AT91C_BASE_PIOB->PIO_CODR = 1 << (io - 32); + status = AT91C_BASE_PIOB->PIO_ODSR & (1 << (io - 32)); + break; + } + return status; +} + +/* + * Miscelaneous platform dependent initialisations + */ +DECLARE_GLOBAL_DATA_PTR; + +int board_init(void) +{ + /* Enable Ctrlc */ + console_init_f(); + + /* Correct IRDA resistor problem */ + /* Set PA23_TXD in Output */ + ((AT91PS_PIO)AT91C_BASE_PIOA)->PIO_OER = AT91C_PA23_TXD2; + + /* memory and cpu-speed are setup before relocation */ + /* so we do _nothing_ here */ + gd->bd->bi_arch_number = MACH_TYPE_M501; + /* adress of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + m501sk_gpio_init(); + + /* Do interrupt init here, because flash needs timers */ + timer_init(); + flash_init(); + + return 0; +} + +int dram_init(void) +{ + int i = 0; + gd->bd->bi_dram[0].start = PHYS_SDRAM; + gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; + + for (i = 0; i < 500; i++) { + m501sk_gpio_clear(M501SK_DEBUG_LED3); + m501sk_gpio_clear(M501SK_BUZZER); + udelay(250); + m501sk_gpio_set(M501SK_DEBUG_LED3); + m501sk_gpio_set(M501SK_BUZZER); + udelay(80); + } + m501sk_gpio_clear(M501SK_BUZZER); + m501sk_gpio_clear(M501SK_DEBUG_LED3); + + return 0; +} + +int board_late_init(void) +{ +#if defined(CONFIG_CMD_NET) + eth_init(gd->bd); + eth_halt(); +#endif + + /* Protect U-Boot, kernel & ramdisk memory addresses */ + run_command("protect on 10000000 1041ffff", 0); + return 0; +} + +#ifdef CONFIG_DRIVER_ETHER +#if defined(CONFIG_CMD_NET) +/* + * Name: + * at91rm9200_GetPhyInterface + * Description: + * Initialise the interface functions to the PHY + * Arguments: + * None + * Return value: + * None + */ +void at91rm9200_GetPhyInterface(AT91PS_PhyOps p_phyops) +{ + p_phyops->Init = dm9161_InitPhy; + p_phyops->IsPhyConnected = dm9161_IsPhyConnected; + p_phyops->GetLinkSpeed = dm9161_GetLinkSpeed; + p_phyops->AutoNegotiate = dm9161_AutoNegotiate; +} +#endif /* CONFIG_CMD_NET */ +#endif /* CONFIG_DRIVER_ETHER */ + +#ifdef CONFIG_DRIVER_AT91EMAC +int board_eth_init(bd_t *bis) +{ + int rc = 0; + rc = at91emac_register(bis, 0); + return rc; +} +#endif +#endif /* CONFIG_M501SK */ |