/* * include/asm-arm/arch-at91/system.h * * Copyright (C) 2003 SAN People * * 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 */ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H #include <asm/hardware.h> #include <asm/arch/at91_st.h> #include <asm/arch/at91_dbgu.h> static inline void arch_idle(void) { /* * Disable the processor clock. The processor will be automatically * re-enabled by an interrupt or by a reset. */ // at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK); /* * Set the processor (CP15) into 'Wait for Interrupt' mode. * Unlike disabling the processor clock via the PMC (above) * this allows the processor to be woken via JTAG. */ cpu_do_idle(); } void (*at91_arch_reset)(void); static inline void arch_reset(char mode) { /* call the CPU-specific reset function */ if (at91_arch_reset) (at91_arch_reset)(); } #endif