1c942fddfSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-or-later */ 245d59d70SMarek Vasut /* 345d59d70SMarek Vasut * Copyright (C) 2016 Marek Vasut <marex@denx.de> 445d59d70SMarek Vasut * 545d59d70SMarek Vasut * i.MX23/i.MX28/i.MX6SX MXSFB LCD controller driver. 645d59d70SMarek Vasut */ 745d59d70SMarek Vasut 845d59d70SMarek Vasut #ifndef __MXSFB_DRV_H__ 945d59d70SMarek Vasut #define __MXSFB_DRV_H__ 1045d59d70SMarek Vasut 11ae1ed009SLaurent Pinchart #include <drm/drm_crtc.h> 12ae1ed009SLaurent Pinchart #include <drm/drm_device.h> 13ae1ed009SLaurent Pinchart #include <drm/drm_encoder.h> 14ae1ed009SLaurent Pinchart #include <drm/drm_plane.h> 15ae1ed009SLaurent Pinchart 16ae1ed009SLaurent Pinchart struct clk; 17c42001e3SLaurent Pinchart 1845d59d70SMarek Vasut struct mxsfb_devdata { 1945d59d70SMarek Vasut unsigned int transfer_count; 2045d59d70SMarek Vasut unsigned int cur_buf; 2145d59d70SMarek Vasut unsigned int next_buf; 2245d59d70SMarek Vasut unsigned int hs_wdth_mask; 2345d59d70SMarek Vasut unsigned int hs_wdth_shift; 24*63aa581cSLaurent Pinchart bool has_overlay; 2545d59d70SMarek Vasut }; 2645d59d70SMarek Vasut 2745d59d70SMarek Vasut struct mxsfb_drm_private { 2845d59d70SMarek Vasut const struct mxsfb_devdata *devdata; 2945d59d70SMarek Vasut 3045d59d70SMarek Vasut void __iomem *base; /* registers */ 3145d59d70SMarek Vasut struct clk *clk; 3245d59d70SMarek Vasut struct clk *clk_axi; 3345d59d70SMarek Vasut struct clk *clk_disp_axi; 3445d59d70SMarek Vasut 35c42001e3SLaurent Pinchart struct drm_device *drm; 36*63aa581cSLaurent Pinchart struct { 37*63aa581cSLaurent Pinchart struct drm_plane primary; 38*63aa581cSLaurent Pinchart struct drm_plane overlay; 39*63aa581cSLaurent Pinchart } planes; 40ae1ed009SLaurent Pinchart struct drm_crtc crtc; 41ae1ed009SLaurent Pinchart struct drm_encoder encoder; 42d0234043SRobert Chiras struct drm_connector *connector; 43d0234043SRobert Chiras struct drm_bridge *bridge; 4445d59d70SMarek Vasut }; 4545d59d70SMarek Vasut 46ae1ed009SLaurent Pinchart static inline struct mxsfb_drm_private * 47ae1ed009SLaurent Pinchart to_mxsfb_drm_private(struct drm_device *drm) 48ae1ed009SLaurent Pinchart { 49ae1ed009SLaurent Pinchart return drm->dev_private; 50ae1ed009SLaurent Pinchart } 5145d59d70SMarek Vasut 5245d59d70SMarek Vasut void mxsfb_enable_axi_clk(struct mxsfb_drm_private *mxsfb); 5345d59d70SMarek Vasut void mxsfb_disable_axi_clk(struct mxsfb_drm_private *mxsfb); 5445d59d70SMarek Vasut 55ae1ed009SLaurent Pinchart int mxsfb_kms_init(struct mxsfb_drm_private *mxsfb); 5645d59d70SMarek Vasut 5745d59d70SMarek Vasut #endif /* __MXSFB_DRV_H__ */ 58