1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright 2016 Linaro Ltd.
 4 * Copyright 2016 ZTE Corporation.
 5 */
 6
 7#ifndef __ZX_DRM_DRV_H__
 8#define __ZX_DRM_DRV_H__
 9
10extern struct platform_driver zx_crtc_driver;
11extern struct platform_driver zx_hdmi_driver;
12extern struct platform_driver zx_tvenc_driver;
13extern struct platform_driver zx_vga_driver;
14
15static inline u32 zx_readl(void __iomem *reg)
16{
17	return readl_relaxed(reg);
18}
19
20static inline void zx_writel(void __iomem *reg, u32 val)
21{
22	writel_relaxed(val, reg);
23}
24
25static inline void zx_writel_mask(void __iomem *reg, u32 mask, u32 val)
26{
27	u32 tmp;
28
29	tmp = zx_readl(reg);
30	tmp = (tmp & ~mask) | (val & mask);
31	zx_writel(reg, tmp);
32}
33
34#endif /* __ZX_DRM_DRV_H__ */