diff options
Diffstat (limited to 'cpu/pxa/cpu.c')
| -rw-r--r-- | cpu/pxa/cpu.c | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/cpu/pxa/cpu.c b/cpu/pxa/cpu.c deleted file mode 100644 index 800d120..0000000 --- a/cpu/pxa/cpu.c +++ /dev/null @@ -1,87 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Alex Zuepke <azu@sysgo.de> - * - * 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 - */ - -/* - * CPU specific code - */ - -#include <common.h> -#include <command.h> -#include <asm/arch/pxa-regs.h> -#include <asm/system.h> - -static void cache_flush(void); - -int cleanup_before_linux (void) -{ - /* - * this function is called just before we call linux - * it prepares the processor for linux - * - * just disable everything that can disturb booting linux - */ - - disable_interrupts (); - - /* turn off I-cache */ - icache_disable(); - dcache_disable(); - - /* flush I-cache */ - cache_flush(); - - return (0); -} - -/* flush I/D-cache */ -static void cache_flush (void) -{ - unsigned long i = 0; - - asm ("mcr p15, 0, %0, c7, c5, 0": :"r" (i)); -} - -#ifndef CONFIG_CPU_MONAHANS -void set_GPIO_mode(int gpio_mode) -{ - int gpio = gpio_mode & GPIO_MD_MASK_NR; - int fn = (gpio_mode & GPIO_MD_MASK_FN) >> 8; - int gafr; - - if (gpio_mode & GPIO_MD_MASK_DIR) - { - GPDR(gpio) |= GPIO_bit(gpio); - } - else - { - GPDR(gpio) &= ~GPIO_bit(gpio); - } - gafr = GAFR(gpio) & ~(0x3 << (((gpio) & 0xf)*2)); - GAFR(gpio) = gafr | (fn << (((gpio) & 0xf)*2)); -} -#endif /* CONFIG_CPU_MONAHANS */ |