/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2015 Freescale Semiconductor, Inc.
*
* Freescale DCU drm device driver
*/
#ifndef __FSL_DCU_DRM_DRV_H__
#define __FSL_DCU_DRM_DRV_H__
#include <drm/drm_encoder.h>
#include "fsl_dcu_drm_crtc.h"
#include "fsl_dcu_drm_output.h"
#include "fsl_dcu_drm_plane.h"
#define DCU_DCU_MODE 0x0010
#define DCU_MODE_BLEND_ITER(x) ((x) << 20)
#define DCU_MODE_RASTER_EN BIT(14)
#define DCU_MODE_DCU_MODE(x) (x)
#define DCU_MODE_DCU_MODE_MASK 0x03
#define DCU_MODE_OFF 0
#define DCU_MODE_NORMAL 1
#define DCU_MODE_TEST 2
#define DCU_MODE_COLORBAR 3
#define DCU_BGND 0x0014
#define DCU_BGND_R(x) ((x) << 16)
#define DCU_BGND_G(x) ((x) << 8)
#define DCU_BGND_B(x) (x)
#define DCU_DISP_SIZE 0x0018
#define DCU_DISP_SIZE_DELTA_Y(x) ((x) << 16)
/*Regisiter value 1/16 of horizontal resolution*/
#define DCU_DISP_SIZE_DELTA_X(x) ((x) >> 4)
#define DCU_HSYN_PARA 0x001c
#define DCU_HSYN_PARA_BP(x) ((x) << 22)
#define DCU_HSYN_PARA_PW(x) ((x) << 11)
#define DCU_HSYN_PARA_FP(x) (x)
#define DCU_VSYN_PARA 0x0020
#define DCU_VSYN_PARA_BP(x) ((x) << 22)
#define DCU_VSYN_PARA_PW(x) ((x) << 11)
#define DCU_VSYN_PARA_FP(x) (x)
#define DCU_SYN_POL 0x0024
#define DCU_SYN_POL_INV_PXCK BIT(6)
#define DCU_SYN_POL_NEG BIT(5)
#define DCU_SYN_POL_INV_VS_LOW BIT(1)
#define DCU_SYN_POL_INV_HS_LOW BIT(0)
#define DCU_THRESHOLD 0x0028
#define DCU_THRESHOLD_LS_BF_VS(x) ((x) << 16)
#define DCU_THRESHOLD_OUT_BUF_HIGH(x) ((x) << 8)
#define DCU_THRESHOLD_OUT_BUF_LOW(x) (x)
#define BF_VS_VAL 0x03
#define BUF_MAX_VAL 0x78
#define BUF_MIN_VAL 0x0a
#define DCU_INT_STATUS 0x002C
#define DCU_INT_STATUS_VSYNC BIT(0)
#define DCU_INT_STATUS_UNDRUN BIT(1)
#define DCU_INT_STATUS_LSBFVS BIT(2)
#define DCU_INT_STATUS_VBLANK BIT(3)
#define DCU_INT_STATUS_CRCREADY BIT(4)
#define DCU_INT_STATUS_CRCOVERFLOW BIT(5)
#define DCU_INT_STATUS_P1FIFOLO BIT(6)
#define DCU_INT_STATUS_P1FIFOHI BIT(7)
#define DCU_INT_STATUS_P2FIFOLO BIT(8)
#define DCU_INT_STATUS_P2FIFOHI BIT(9)
#define DCU_INT_STATUS_PROGEND BIT(10)
#define DCU_INT_STATUS_IPMERROR BIT(11)
#define DCU_INT_STATUS_LYRTRANS BIT(12)
#define DCU_INT_STATUS_DMATRANS BIT(14)
#define DCU_INT_STATUS_P3FIFOLO BIT(16)
#define DCU_INT_STATUS_P3FIFOHI BIT(17)
#define DCU_INT_STATUS_P4FIFOLO BIT(18)
#define DCU_INT_STATUS_P4FIFOHI BIT(19)
#define DCU_INT_STATUS_P1EMPTY BIT(26)
#define DCU_INT_STATUS_P2EMPTY BIT(27)
#define DCU_INT_STATUS_P3EMPTY BIT(28)
#define DCU_INT_STATUS_P4EMPTY BIT(29)
#define DCU_INT_MASK 0x0030
#define DCU_INT_MASK_VSYNC BIT(0)
#define DCU_INT_MASK_UNDRUN BIT(1)
#define DCU_INT_MASK_LSBFVS BIT(2)
#define DCU_INT_MASK_VBLANK BIT(3)
#define DCU_INT_MASK_CRCREADY BIT(4)
#define DCU_INT_MASK_CRCOVERFLOW BIT(5)
#define DCU_INT_MASK_P1FIFOLO BIT(6)
#define DCU_INT_MASK_P1FIFOHI BIT(7)
#define DCU_INT_MASK_P2FIFOLO BIT(8)
#define DCU_INT_MASK_P2FIFOHI BIT(9)
#define DCU_INT_MASK_PROGEND BIT(10)
#define DCU_INT_MASK_IPMERROR BIT(11)
#define DCU_INT_MASK_LYRTRANS BIT(12)
#define DCU_INT_MASK_DMATRANS BIT(14)
#define DCU_INT_MASK_P3FIFOLO BIT(16)
#define DCU_INT_MASK_P3FIFOHI BIT(17)
#define DCU_INT_MASK_P4FIFOLO BIT(18)
#define DCU_INT_MASK_P4FIFOHI BIT(19)
#define DCU_INT_MASK_P1EMPTY BIT(26)
#define DCU_INT_MASK_P2EMPTY BIT(27)
#define DCU_INT_MASK_P3EMPTY BIT(28)
#define DCU_INT_MASK_P4EMPTY BIT(29)
#define DCU_DIV_RATIO 0x0054
#define DCU_UPDATE_MODE 0x00cc
#define DCU_UPDATE_MODE_MODE BIT(31)
#define DCU_UPDATE_MODE_READREG BIT(30)
#define DCU_DCFB_MAX 0x300
#define DCU_CTRLDESCLN(layer, reg) (0x200 + (reg - 1) * 4 + (layer) * 0x40)
#define DCU_LAYER_HEIGHT(x) ((x) << 16)
#define DCU_LAYER_WIDTH(x) (x)
#define DCU_LAYER_POSY(x) ((x) << 16)
#define DCU_LAYER_POSX(x) (x)
#define DCU_LAYER_EN BIT(31)
#define DCU_LAYER_TILE_EN BIT(30)
#define DCU_LAYER_DATA_SEL_CLUT BIT(29)
#define DCU_LAYER_SAFETY_EN BIT(28)
#define DCU_LAYER_TRANS(x) ((x) << 20)
#define DCU_LAYER_BPP(x) ((x) << 16)
#define DCU_LAYER_RLE_EN BIT(15)
#define DCU_LAYER_LUOFFS(x) ((x) << 4)
#define DCU_LAYER_BB_ON BIT(2)
#define DCU_LAYER_AB_NONE 0
#define DCU_LAYER_AB_CHROMA_KEYING 1
#define DCU_LAYER_AB_WHOLE_FRAME 2
#define DCU_LAYER_CKMAX_R(x) ((x) << 16)
#define DCU_LAYER_CKMAX_G(x) ((x) << 8)
#define DCU_LAYER_CKMAX_B(x) (x)
#define DCU_LAYER_CKMIN_R(x) ((x) << 16)
#define DCU_LAYER_CKMIN_G(x) ((x) << 8)
#define DCU_LAYER_CKMIN_B(x) (x)
#define DCU_LAYER_TILE_VER(x) ((x) << 16)
#define DCU_LAYER_TILE_HOR(x) (x)
#define DCU_LAYER_FG_FCOLOR(x) (x)
#define DCU_LAYER_BG_BCOLOR(x) (x)
#define DCU_LAYER_POST_SKIP(x) ((x) << 16)
#define DCU_LAYER_PRE_SKIP(x) (x)
#define FSL_DCU_RGB565 4
#define FSL_DCU_RGB888 5
#define FSL_DCU_ARGB8888 6
#define FSL_DCU_ARGB1555 11
#define FSL_DCU_ARGB4444 12
#define FSL_DCU_YUV422 14
#define VF610_LAYER_REG_NUM 9
#define LS1021A_LAYER_REG_NUM 10
struct clk;
struct device;
struct drm_device;
struct fsl_dcu_soc_data {
const char *name;
/*total layer number*/
unsigned int total_layer;
/*max layer number DCU supported*/
unsigned int max_layer;
unsigned int layer_regs;
};
struct fsl_dcu_drm_device {
struct device *dev;
struct device_node *np;
struct regmap *regmap;
int irq;
struct clk *clk;
struct clk *pix_clk;
struct fsl_tcon *tcon;
/*protects hardware register*/
spinlock_t irq_lock;
struct drm_device *drm;
struct drm_crtc crtc;
struct drm_encoder encoder;
struct fsl_dcu_drm_connector connector;
const struct fsl_dcu_soc_data *soc;
};
int fsl_dcu_drm_modeset_init(struct fsl_dcu_drm_device *fsl_dev);
#endif /* __FSL_DCU_DRM_DRV_H__ */