Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
/*
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* Copyright (C) 2014 Altera Corporation
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* Copyright (C) 2010 Tobias Klauser <tklauser@distanz.ch>
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* Copyright (C) 2004 Microtronix Datacom Ltd.
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#ifndef _ASM_NIOS2_IO_H
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#define _ASM_NIOS2_IO_H
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#include <linux/types.h>
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#include <asm/pgtable-bits.h>
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/* PCI is not supported in nios2, set this to 0. */
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#define IO_SPACE_LIMIT 0
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#define readb_relaxed(addr) readb(addr)
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#define readw_relaxed(addr) readw(addr)
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#define readl_relaxed(addr) readl(addr)
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#define writeb_relaxed(x, addr) writeb(x, addr)
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#define writew_relaxed(x, addr) writew(x, addr)
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#define writel_relaxed(x, addr) writel(x, addr)
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void __iomem *ioremap(unsigned long physaddr, unsigned long size);
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void iounmap(void __iomem *addr);
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/* Macros used for converting between virtual and physical mappings. */
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#define phys_to_virt(vaddr) \
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((void *)((unsigned long)(vaddr) | CONFIG_NIOS2_KERNEL_REGION_BASE))
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/* Clear top 3 bits */
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#define virt_to_phys(vaddr) \
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((unsigned long)((unsigned long)(vaddr) & ~0xE0000000))
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#include <asm-generic/io.h>
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#endif /* _ASM_NIOS2_IO_H */
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