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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /arch/mips/include/asm/dec/ioasic.h | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/mips/include/asm/dec/ioasic.h')
-rw-r--r-- | arch/mips/include/asm/dec/ioasic.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/mips/include/asm/dec/ioasic.h b/arch/mips/include/asm/dec/ioasic.h new file mode 100644 index 000000000..6d912f095 --- /dev/null +++ b/arch/mips/include/asm/dec/ioasic.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * include/asm-mips/dec/ioasic.h + * + * DEC I/O ASIC access operations. + * + * Copyright (C) 2000, 2002, 2003 Maciej W. Rozycki + */ + +#ifndef __ASM_DEC_IOASIC_H +#define __ASM_DEC_IOASIC_H + +#include <linux/spinlock.h> +#include <linux/types.h> + +extern spinlock_t ioasic_ssr_lock; + +extern volatile u32 *ioasic_base; + +static inline void ioasic_write(unsigned int reg, u32 v) +{ + ioasic_base[reg / 4] = v; +} + +static inline u32 ioasic_read(unsigned int reg) +{ + return ioasic_base[reg / 4]; +} + +extern void init_ioasic_irqs(int base); + +extern int dec_ioasic_clocksource_init(void); + +#endif /* __ASM_DEC_IOASIC_H */ |