1/*
 2 * Copyright 2016 Linaro Ltd.
 3 * Copyright 2016 ZTE Corporation.
 4 *
 5 * This program is free software; you can redistribute it and/or modify
 6 * it under the terms of the GNU General Public License version 2 as
 7 * published by the Free Software Foundation.
 8 *
 9 */
10
11#ifndef __ZX_DRM_DRV_H__
12#define __ZX_DRM_DRV_H__
13
14extern struct platform_driver zx_crtc_driver;
15extern struct platform_driver zx_hdmi_driver;
16
17static inline u32 zx_readl(void __iomem *reg)
18{
19	return readl_relaxed(reg);
20}
21
22static inline void zx_writel(void __iomem *reg, u32 val)
23{
24	writel_relaxed(val, reg);
25}
26
27static inline void zx_writel_mask(void __iomem *reg, u32 mask, u32 val)
28{
29	u32 tmp;
30
31	tmp = zx_readl(reg);
32	tmp = (tmp & ~mask) | (val & mask);
33	zx_writel(reg, tmp);
34}
35
36#endif /* __ZX_DRM_DRV_H__ */