1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * Copyright (C) 2016 Marek Vasut <marex@denx.de>
 4 *
 5 * i.MX23/i.MX28/i.MX6SX MXSFB LCD controller driver.
 6 */
 7
 8#ifndef __MXSFB_DRV_H__
 9#define __MXSFB_DRV_H__
10
11struct mxsfb_devdata {
12	unsigned int	 transfer_count;
13	unsigned int	 cur_buf;
14	unsigned int	 next_buf;
15	unsigned int	 debug0;
16	unsigned int	 hs_wdth_mask;
17	unsigned int	 hs_wdth_shift;
18	unsigned int	 ipversion;
19};
20
21struct mxsfb_drm_private {
22	const struct mxsfb_devdata	*devdata;
23
24	void __iomem			*base;	/* registers */
25	struct clk			*clk;
26	struct clk			*clk_axi;
27	struct clk			*clk_disp_axi;
28
29	struct drm_simple_display_pipe	pipe;
30	struct drm_connector		connector;
31	struct drm_panel		*panel;
32};
33
34int mxsfb_setup_crtc(struct drm_device *dev);
35int mxsfb_create_output(struct drm_device *dev);
36
37void mxsfb_enable_axi_clk(struct mxsfb_drm_private *mxsfb);
38void mxsfb_disable_axi_clk(struct mxsfb_drm_private *mxsfb);
39
40void mxsfb_crtc_enable(struct mxsfb_drm_private *mxsfb);
41void mxsfb_crtc_disable(struct mxsfb_drm_private *mxsfb);
42void mxsfb_plane_atomic_update(struct mxsfb_drm_private *mxsfb,
43			       struct drm_plane_state *state);
44
45#endif /* __MXSFB_DRV_H__ */