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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* ARC PGU DRM driver.
*
* Copyright (C) 2016 Synopsys, Inc. (www.synopsys.com)
*/
#ifndef _ARCPGU_H_
#define _ARCPGU_H_
#include <drm/drm_simple_kms_helper.h>
struct arcpgu_drm_private {
struct drm_device drm;
void __iomem *regs;
struct clk *clk;
struct drm_simple_display_pipe pipe;
};
#define dev_to_arcpgu(x) container_of(x, struct arcpgu_drm_private, drm)
#define crtc_to_arcpgu_priv(x) container_of(x, struct arcpgu_drm_private, pipe.crtc)
static inline void arc_pgu_write(struct arcpgu_drm_private *arcpgu,
unsigned int reg, u32 value)
{
iowrite32(value, arcpgu->regs + reg);
}
static inline u32 arc_pgu_read(struct arcpgu_drm_private *arcpgu,
unsigned int reg)
{
return ioread32(arcpgu->regs + reg);
}
int arc_pgu_setup_crtc(struct drm_device *dev);
int arcpgu_drm_hdmi_init(struct drm_device *drm, struct device_node *np);
int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np);
#endif
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