// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (C) 2017 Free Electrons * Maxime Ripard */ #ifndef _SUN4I_FRONTEND_H_ #define _SUN4I_FRONTEND_H_ #include #define SUN4I_FRONTEND_EN_REG 0x000 #define SUN4I_FRONTEND_EN_EN BIT(0) #define SUN4I_FRONTEND_FRM_CTRL_REG 0x004 #define SUN4I_FRONTEND_FRM_CTRL_COEF_ACCESS_CTRL BIT(23) #define SUN4I_FRONTEND_FRM_CTRL_FRM_START BIT(16) #define SUN4I_FRONTEND_FRM_CTRL_COEF_RDY BIT(1) #define SUN4I_FRONTEND_FRM_CTRL_REG_RDY BIT(0) #define SUN4I_FRONTEND_BYPASS_REG 0x008 #define SUN4I_FRONTEND_BYPASS_CSC_EN BIT(1) #define SUN4I_FRONTEND_BUF_ADDR0_REG 0x020 #define SUN4I_FRONTEND_BUF_ADDR1_REG 0x024 #define SUN4I_FRONTEND_BUF_ADDR2_REG 0x028 #define SUN4I_FRONTEND_TB_OFF0_REG 0x030 #define SUN4I_FRONTEND_TB_OFF1_REG 0x034 #define SUN4I_FRONTEND_TB_OFF2_REG 0x038 #define SUN4I_FRONTEND_TB_OFF_X1(x1) ((x1) << 16) #define SUN4I_FRONTEND_TB_OFF_Y0(y0) ((y0) << 8) #define SUN4I_FRONTEND_TB_OFF_X0(x0) (x0) #define SUN4I_FRONTEND_LINESTRD0_REG 0x040 #define SUN4I_FRONTEND_LINESTRD1_REG 0x044 #define SUN4I_FRONTEND_LINESTRD2_REG 0x048 /* * In tiled mode, the stride is defined as the distance between the start of the * end line of the current tile and the start of the first line in the next * vertical tile. * * Tiles are represented in row-major order, thus the end line of current tile * starts at: 31 * 32 (31 lines of 32 cols), the next vertical tile starts at: * 32-bit-aligned-width * 32 and the distance is: * 32 * (32-bit-aligned-width - 31). */ #define SUN4I_FRONTEND_LINESTRD_TILED(stride) (((stride) - 31) * 32) #define SUN4I_FRONTEND_INPUT_FMT_REG 0x04c #define SUN4I_FRONTEND_INPUT_FMT_DATA_MOD_PLANAR (0 << 8) #define SUN4I_FRONTEND_INPUT_FMT_DATA_MOD_PACKED (1 << 8) #define SUN4I_FRONTEND_INPUT_FMT_DATA_MOD_SEMIPLANAR (2 << 8) #define SUN4I_FRONTEND_INPUT_FMT_DATA_MOD_MB32_PLANAR (4 << 8) #define SUN4I_FRONTEND_INPUT_FMT_DATA_MOD_MB32_SEMIPLANAR (6 << 8) #define SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_YUV444 (0 << 4) #define SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_YUV422 (1 << 4) #define SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_YUV420 (2 << 4) #define SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_YUV411 (3 << 4) #define SUN4I_FRONTEND_INPUT_FMT_DATA_FMT_RGB (5 << 4) #define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_UYVY 0 #define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_YUYV 1 #define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_VYUY 2 #define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_YVYU 3 #define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_UV 0 #define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_VU 1 #define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_BGRX 0 #define SUN4I_FRONTEND_INPUT_FMT_DATA_PS_XRGB 1 #define SUN4I_FRONTEND_OUTPUT_FMT_REG 0x05c #define SUN4I_FRONTEND_OUTPUT_FMT_DATA_FMT_BGRX8888 1 #define SUN4I_FRONTEND_OUTPUT_FMT_DATA_FMT_XRGB8888 2 #define SUN4I_FRONTEND_CSC_COEF_REG(c) (0x070 + (0x4 * (c))) #define SUN4I_FRONTEND_CH0_INSIZE_REG 0x100 #define SUN4I_FRONTEND_INSIZE(h, w) ((((h) - 1) << 16) | (((w) - 1))) #define SUN4I_FRONTEND_CH0_OUTSIZE_REG 0x104 #define SUN4I_FRONTEND_OUTSIZE(h, w) ((((h) - 1) << 16) | (((w) - 1))) #define SUN4I_FRONTEND_CH0_HORZFACT_REG 0x108 #define SUN4I_FRONTEND_HORZFACT(i, f) (((i) << 16) | (f)) #define SUN4I_FRONTEND_CH0_VERTFACT_REG 0x10c #define SUN4I_FRONTEND_VERTFACT(i, f) (((i) << 16) | (f)) #define SUN4I_FRONTEND_CH0_HORZPHASE_REG 0x110 #define SUN4I_FRONTEND_CH0_VERTPHASE0_REG 0x114 #define SUN4I_FRONTEND_CH0_VERTPHASE1_REG 0x118 #define SUN4I_FRONTEND_CH1_INSIZE_REG 0x200 #define SUN4I_FRONTEND_CH1_OUTSIZE_REG 0x204 #define SUN4I_FRONTEND_CH1_HORZFACT_REG 0x208 #define SUN4I_FRONTEND_CH1_VERTFACT_REG 0x20c #define SUN4I_FRONTEND_CH1_HORZPHASE_REG 0x210 #define SUN4I_FRONTEND_CH1_VERTPHASE0_REG 0x214 #define SUN4I_FRONTEND_CH1_VERTPHASE1_REG 0x218 #define SUN4I_FRONTEND_CH0_HORZCOEF0_REG(i) (0x400 + i * 4) #define SUN4I_FRONTEND_CH0_HORZCOEF1_REG(i) (0x480 + i * 4) #define SUN4I_FRONTEND_CH0_VERTCOEF_REG(i) (0x500 + i * 4) #define SUN4I_FRONTEND_CH1_HORZCOEF0_REG(i) (0x600 + i * 4) #define SUN4I_FRONTEND_CH1_HORZCOEF1_REG(i) (0x680 + i * 4) #define SUN4I_FRONTEND_CH1_VERTCOEF_REG(i) (0x700 + i * 4) struct clk; struct device_node; struct drm_plane; struct regmap; struct reset_control; struct sun4i_frontend_data { bool has_coef_access_ctrl; bool has_coef_rdy; struct { u32 horzphase; u32 vertphase[2]; } ch_phase[2]; }; struct sun4i_frontend { struct list_head list; struct device *dev; struct device_node *node; struct clk *bus_clk; struct clk *mod_clk; struct clk *ram_clk; struct regmap *regs; struct reset_control *reset; const struct sun4i_frontend_data *data; }; extern const struct of_device_id sun4i_frontend_of_table[]; extern const u32 sunxi_bt601_yuv2rgb_coef[12]; int sun4i_frontend_init(struct sun4i_frontend *frontend); void sun4i_frontend_exit(struct sun4i_frontend *frontend); int sun4i_frontend_enable(struct sun4i_frontend *frontend); void sun4i_frontend_update_buffer(struct sun4i_frontend *frontend, struct drm_plane *plane); void sun4i_frontend_update_coord(struct sun4i_frontend *frontend, struct drm_plane *plane); int sun4i_frontend_update_formats(struct sun4i_frontend *frontend, struct drm_plane *plane, uint32_t out_fmt); bool sun4i_frontend_format_is_supported(uint32_t fmt, uint64_t modifier); #endif /* _SUN4I_FRONTEND_H_ */