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* arch/arm/cpu/armv8/gxb/firmware/bl21/io.h
* Copyright (C) 2015 Amlogic, Inc. All rights reserved.
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#ifndef __BL2_IO_H_
#define __BL2_IO_H_
#define writel(val,reg) (*((volatile unsigned *)(reg)))=(val)
#define readl(reg) (*((volatile unsigned *)(reg)))
#define setbits_le32(reg,val) (*((volatile unsigned *)(reg)))|=(val)
#define clrbits_le32(reg,val) (*((volatile unsigned *)(reg)))&=(~(val))
#define clrsetbits_le32(reg,clr,set) {unsigned __v=readl(reg);__v&=(~(clr));__v|=(set);writel(__v,reg);}
#endif /*__BL2_IO_H_*/