/* * Copyright (C) 2010 Juergen Beisert, Pengutronix * Copyright (C) 2016 Marek Vasut * * 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_REGS_H__ #define __MXSFB_REGS_H__ #define REG_SET 4 #define REG_CLR 8 #define LCDC_CTRL 0x00 #define LCDC_CTRL1 0x10 #define LCDC_V3_TRANSFER_COUNT 0x20 #define LCDC_V4_TRANSFER_COUNT 0x30 #define LCDC_V4_CUR_BUF 0x40 #define LCDC_V4_NEXT_BUF 0x50 #define LCDC_V3_CUR_BUF 0x30 #define LCDC_V3_NEXT_BUF 0x40 #define LCDC_VDCTRL0 0x70 #define LCDC_VDCTRL1 0x80 #define LCDC_VDCTRL2 0x90 #define LCDC_VDCTRL3 0xa0 #define LCDC_VDCTRL4 0xb0 #define LCDC_V4_DEBUG0 0x1d0 #define LCDC_V3_DEBUG0 0x1f0 #define CTRL_SFTRST (1 << 31) #define CTRL_CLKGATE (1 << 30) #define CTRL_BYPASS_COUNT (1 << 19) #define CTRL_VSYNC_MODE (1 << 18) #define CTRL_DOTCLK_MODE (1 << 17) #define CTRL_DATA_SELECT (1 << 16) #define CTRL_SET_BUS_WIDTH(x) (((x) & 0x3) << 10) #define CTRL_GET_BUS_WIDTH(x) (((x) >> 10) & 0x3) #define CTRL_BUS_WIDTH_MASK (0x3 << 10) #define CTRL_SET_WORD_LENGTH(x) (((x) & 0x3) << 8) #define CTRL_GET_WORD_LENGTH(x) (((x) >> 8) & 0x3) #define CTRL_MASTER (1 << 5) #define CTRL_DF16 (1 << 3) #define CTRL_DF18 (1 << 2) #define CTRL_DF24 (1 << 1) #define CTRL_RUN (1 << 0) #define CTRL1_FIFO_CLEAR (1 << 21) #define CTRL1_SET_BYTE_PACKAGING(x) (((x) & 0xf) << 16) #define CTRL1_GET_BYTE_PACKAGING(x) (((x) >> 16) & 0xf) #define CTRL1_CUR_FRAME_DONE_IRQ_EN (1 << 13) #define CTRL1_CUR_FRAME_DONE_IRQ (1 << 9) #define TRANSFER_COUNT_SET_VCOUNT(x) (((x) & 0xffff) << 16) #define TRANSFER_COUNT_GET_VCOUNT(x) (((x) >> 16) & 0xffff) #define TRANSFER_COUNT_SET_HCOUNT(x) ((x) & 0xffff) #define TRANSFER_COUNT_GET_HCOUNT(x) ((x) & 0xffff) #define VDCTRL0_ENABLE_PRESENT (1 << 28) #define VDCTRL0_VSYNC_ACT_HIGH (1 << 27) #define VDCTRL0_HSYNC_ACT_HIGH (1 << 26) #define VDCTRL0_DOTCLK_ACT_FALLING (1 << 25) #define VDCTRL0_ENABLE_ACT_HIGH (1 << 24) #define VDCTRL0_VSYNC_PERIOD_UNIT (1 << 21) #define VDCTRL0_VSYNC_PULSE_WIDTH_UNIT (1 << 20) #define VDCTRL0_HALF_LINE (1 << 19) #define VDCTRL0_HALF_LINE_MODE (1 << 18) #define VDCTRL0_SET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff) #define VDCTRL0_GET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff) #define VDCTRL2_SET_HSYNC_PERIOD(x) ((x) & 0x3ffff) #define VDCTRL2_GET_HSYNC_PERIOD(x) ((x) & 0x3ffff) #define VDCTRL3_MUX_SYNC_SIGNALS (1 << 29) #define VDCTRL3_VSYNC_ONLY (1 << 28) #define SET_HOR_WAIT_CNT(x) (((x) & 0xfff) << 16) #define GET_HOR_WAIT_CNT(x) (((x) >> 16) & 0xfff) #define SET_VERT_WAIT_CNT(x) ((x) & 0xffff) #define GET_VERT_WAIT_CNT(x) ((x) & 0xffff) #define VDCTRL4_SET_DOTCLK_DLY(x) (((x) & 0x7) << 29) /* v4 only */ #define VDCTRL4_GET_DOTCLK_DLY(x) (((x) >> 29) & 0x7) /* v4 only */ #define VDCTRL4_SYNC_SIGNALS_ON (1 << 18) #define SET_DOTCLK_H_VALID_DATA_CNT(x) ((x) & 0x3ffff) #define DEBUG0_HSYNC (1 < 26) #define DEBUG0_VSYNC (1 < 25) #define MXSFB_MIN_XRES 120 #define MXSFB_MIN_YRES 120 #define MXSFB_MAX_XRES 0xffff #define MXSFB_MAX_YRES 0xffff #define RED 0 #define GREEN 1 #define BLUE 2 #define TRANSP 3 #define STMLCDIF_8BIT 1 /* pixel data bus to the display is of 8 bit width */ #define STMLCDIF_16BIT 0 /* pixel data bus to the display is of 16 bit width */ #define STMLCDIF_18BIT 2 /* pixel data bus to the display is of 18 bit width */ #define STMLCDIF_24BIT 3 /* pixel data bus to the display is of 24 bit width */ #define MXSFB_SYNC_DATA_ENABLE_HIGH_ACT (1 << 6) #define MXSFB_SYNC_DOTCLK_FALLING_ACT (1 << 7) /* negative edge sampling */ #endif /* __MXSFB_REGS_H__ */