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Diffstat (limited to 'include/asm-arm/arch-realview/system.h')
| -rw-r--r-- | include/asm-arm/arch-realview/system.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/include/asm-arm/arch-realview/system.h b/include/asm-arm/arch-realview/system.h new file mode 100644 index 00000000000..9f8fcbca086 --- /dev/null +++ b/include/asm-arm/arch-realview/system.h @@ -0,0 +1,51 @@ +/* + * linux/include/asm-arm/arch-realview/system.h + * + * Copyright (C) 2003 ARM Limited + * Copyright (C) 2000 Deep Blue Solutions Ltd + * + * 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/io.h> +#include <asm/arch/platform.h> + +static inline void arch_idle(void) +{ + /* + * This should do all the clock switching + * and wait for interrupt tricks + */ + cpu_do_idle(); +} + +static inline void arch_reset(char mode) +{ + unsigned int hdr_ctrl = (IO_ADDRESS(REALVIEW_SYS_BASE) + REALVIEW_SYS_RESETCTL_OFFSET); + unsigned int val; + + /* + * To reset, we hit the on-board reset register + * in the system FPGA + */ + val = __raw_readl(hdr_ctrl); + val |= REALVIEW_SYS_CTRL_RESET_CONFIGCLR; + __raw_writel(val, hdr_ctrl); +} + +#endif |