1 /* 2 * Copyright 2011 Calxeda, Inc. 3 * 4 * This program is free software; you can redistribute it and/or modify it 5 * under the terms and conditions of the GNU General Public License, 6 * version 2, as published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope it will be useful, but WITHOUT 9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 11 * more details. 12 * 13 * You should have received a copy of the GNU General Public License along with 14 * this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16 #ifndef _MACH_HIGHBANK__SYSREGS_H_ 17 #define _MACH_HIGHBANK__SYSREGS_H_ 18 19 #include <linux/io.h> 20 21 extern void __iomem *sregs_base; 22 23 #define HB_SREG_A9_PWR_REQ 0xf00 24 #define HB_SREG_A9_BOOT_STAT 0xf04 25 #define HB_SREG_A9_BOOT_DATA 0xf08 26 27 #define HB_PWR_SUSPEND 0 28 #define HB_PWR_SOFT_RESET 1 29 #define HB_PWR_HARD_RESET 2 30 #define HB_PWR_SHUTDOWN 3 31 32 static inline void hignbank_set_pwr_suspend(void) 33 { 34 writel(HB_PWR_SUSPEND, sregs_base + HB_SREG_A9_PWR_REQ); 35 } 36 37 static inline void hignbank_set_pwr_shutdown(void) 38 { 39 writel(HB_PWR_SHUTDOWN, sregs_base + HB_SREG_A9_PWR_REQ); 40 } 41 42 static inline void hignbank_set_pwr_soft_reset(void) 43 { 44 writel(HB_PWR_SOFT_RESET, sregs_base + HB_SREG_A9_PWR_REQ); 45 } 46 47 static inline void hignbank_set_pwr_hard_reset(void) 48 { 49 writel(HB_PWR_HARD_RESET, sregs_base + HB_SREG_A9_PWR_REQ); 50 } 51 52 #endif 53