Contributors: 1
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Martin Tůma |
121 |
100.00% |
1 |
100.00% |
| Total |
121 |
|
1 |
|
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2021-2022 Digiteq Automotive
* author: Martin Tuma <martin.tuma@digiteqautomotive.com>
*/
#ifndef __MGB4_REGS_H__
#define __MGB4_REGS_H__
#include <linux/io.h>
struct mgb4_regs {
resource_size_t mapbase;
resource_size_t mapsize;
void __iomem *membase;
};
#define mgb4_write_reg(regs, offset, val) \
iowrite32(val, (regs)->membase + (offset))
#define mgb4_read_reg(regs, offset) \
ioread32((regs)->membase + (offset))
static inline void mgb4_mask_reg(struct mgb4_regs *regs, u32 reg, u32 mask,
u32 val)
{
u32 ret = mgb4_read_reg(regs, reg);
val |= ret & ~mask;
mgb4_write_reg(regs, reg, val);
}
int mgb4_regs_map(struct resource *res, struct mgb4_regs *regs);
void mgb4_regs_free(struct mgb4_regs *regs);
#endif