1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * (C) COPYRIGHT 2018 ARM Limited. All rights reserved.
 4 * Author: James.Qian.Wang <james.qian.wang@arm.com>
 5 *
 6 */
 7#ifndef _MALIDP_IO_H_
 8#define _MALIDP_IO_H_
 9
10#include <linux/io.h>
11
12static inline u32
13malidp_read32(u32 __iomem *base, u32 offset)
14{
15	return readl((base + (offset >> 2)));
16}
17
18static inline void
19malidp_write32(u32 __iomem *base, u32 offset, u32 v)
20{
21	writel(v, (base + (offset >> 2)));
22}
23
24static inline void
25malidp_write64(u32 __iomem *base, u32 offset, u64 v)
26{
27	writel(lower_32_bits(v), (base + (offset >> 2)));
28	writel(upper_32_bits(v), (base + (offset >> 2) + 1));
29}
30
31static inline void
32malidp_write32_mask(u32 __iomem *base, u32 offset, u32 m, u32 v)
33{
34	u32 tmp = malidp_read32(base, offset);
35
36	tmp &= (~m);
37	malidp_write32(base, offset, v | tmp);
38}
39
40static inline void
41malidp_write_group(u32 __iomem *base, u32 offset, int num, const u32 *values)
42{
43	int i;
44
45	for (i = 0; i < num; i++)
46		malidp_write32(base, offset + i * 4, values[i]);
47}
48
49#endif /*_MALIDP_IO_H_*/