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/*
* Copyright (C) 2016 Marek Vasut <marex@denx.de>
*
* i.MX23/i.MX28/i.MX6SX MXSFB LCD controller driver.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __MXSFB_DRV_H__
#define __MXSFB_DRV_H__
struct mxsfb_devdata {
unsigned int transfer_count;
unsigned int cur_buf;
unsigned int next_buf;
unsigned int debug0;
unsigned int hs_wdth_mask;
unsigned int hs_wdth_shift;
unsigned int ipversion;
};
struct mxsfb_drm_private {
const struct mxsfb_devdata *devdata;
void __iomem *base; /* registers */
struct clk *clk;
struct clk *clk_axi;
struct clk *clk_disp_axi;
struct drm_simple_display_pipe pipe;
struct drm_connector connector;
struct drm_panel *panel;
struct drm_fbdev_cma *fbdev;
};
int mxsfb_setup_crtc(struct drm_device *dev);
int mxsfb_create_output(struct drm_device *dev);
void mxsfb_enable_axi_clk(struct mxsfb_drm_private *mxsfb);
void mxsfb_disable_axi_clk(struct mxsfb_drm_private *mxsfb);
void mxsfb_crtc_enable(struct mxsfb_drm_private *mxsfb);
void mxsfb_crtc_disable(struct mxsfb_drm_private *mxsfb);
void mxsfb_plane_atomic_update(struct mxsfb_drm_private *mxsfb,
struct drm_plane_state *state);
#endif /* __MXSFB_DRV_H__ */
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