/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2020 BayLibre, SAS * Author: Neil Armstrong <narmstrong@baylibre.com> * Copyright (C) 2018 Amlogic, Inc. All rights reserved. */ #ifndef __MESON_DW_MIPI_DSI_H #define __MESON_DW_MIPI_DSI_H /* Top-level registers */ /* [31: 4] Reserved. Default 0. * [3] RW timing_rst_n: Default 1. * 1=Assert SW reset of timing feature. 0=Release reset. * [2] RW dpi_rst_n: Default 1. * 1=Assert SW reset on mipi_dsi_host_dpi block. 0=Release reset. * [1] RW intr_rst_n: Default 1. * 1=Assert SW reset on mipi_dsi_host_intr block. 0=Release reset. * [0] RW dwc_rst_n: Default 1. * 1=Assert SW reset on IP core. 0=Release reset. */ #define MIPI_DSI_TOP_SW_RESET 0x3c0 #define MIPI_DSI_TOP_SW_RESET_DWC BIT(0) #define MIPI_DSI_TOP_SW_RESET_INTR BIT(1) #define MIPI_DSI_TOP_SW_RESET_DPI BIT(2) #define MIPI_DSI_TOP_SW_RESET_TIMING BIT(3) /* [31: 5] Reserved. Default 0. * [4] RW manual_edpihalt: Default 0. * 1=Manual suspend VencL; 0=do not suspend VencL. * [3] RW auto_edpihalt_en: Default 0. * 1=Enable IP's edpihalt signal to suspend VencL; * 0=IP's edpihalt signal does not affect VencL. * [2] RW clock_freerun: Apply to auto-clock gate only. Default 0. * 0=Default, use auto-clock gating to save power; * 1=use free-run clock, disable auto-clock gating, for debug mode. * [1] RW enable_pixclk: A manual clock gate option, due to DWC IP does not * have auto-clock gating. 1=Enable pixclk. Default 0. * [0] RW enable_sysclk: A manual clock gate option, due to DWC IP does not * have auto-clock gating. 1=Enable sysclk. Default 0. */ #define MIPI_DSI_TOP_CLK_CNTL 0x3c4 #define MIPI_DSI_TOP_CLK_SYSCLK_EN BIT(0) #define MIPI_DSI_TOP_CLK_PIXCLK_EN BIT(1) /* [31:24] Reserved. Default 0. * [23:20] RW dpi_color_mode: Define DPI pixel format. Default 0. * 0=16-bit RGB565 config 1; * 1=16-bit RGB565 config 2; * 2=16-bit RGB565 config 3; * 3=18-bit RGB666 config 1; * 4=18-bit RGB666 config 2; * 5=24-bit RGB888; * 6=20-bit YCbCr 4:2:2; * 7=24-bit YCbCr 4:2:2; * 8=16-bit YCbCr 4:2:2; * 9=30-bit RGB; * 10=36-bit RGB; * 11=12-bit YCbCr 4:2:0. * [19] Reserved. Default 0. * [18:16] RW in_color_mode: Define VENC data width. Default 0. * 0=30-bit pixel; * 1=24-bit pixel; * 2=18-bit pixel, RGB666; * 3=16-bit pixel, RGB565. * [15:14] RW chroma_subsample: Define method of chroma subsampling. Default 0. * Applicable to YUV422 or YUV420 only. * 0=Use even pixel's chroma; * 1=Use odd pixel's chroma; * 2=Use averaged value between even and odd pair. * [13:12] RW comp2_sel: Select which component to be Cr or B: Default 2. * 0=comp0; 1=comp1; 2=comp2. * [11:10] RW comp1_sel: Select which component to be Cb or G: Default 1. * 0=comp0; 1=comp1; 2=comp2. * [9: 8] RW comp0_sel: Select which component to be Y or R: Default 0. * 0=comp0; 1=comp1; 2=comp2. * [7] Reserved. Default 0. * [6] RW de_pol: Default 0. * If DE input is active low, set to 1 to invert to active high. * [5] RW hsync_pol: Default 0. * If HS input is active low, set to 1 to invert to active high. * [4] RW vsync_pol: Default 0. * If VS input is active low, set to 1 to invert to active high. * [3] RW dpicolorm: Signal to IP. Default 0. * [2] RW dpishutdn: Signal to IP. Default 0. * [1] Reserved. Default 0. * [0] Reserved. Default 0. */ #define MIPI_DSI_TOP_CNTL 0x3c8 /* VENC data width */ #define VENC_IN_COLOR_30B 0x0 #define VENC_IN_COLOR_24B 0x1 #define VENC_IN_COLOR_18B 0x2 #define VENC_IN_COLOR_16B 0x3 /* DPI pixel format */ #define DPI_COLOR_16BIT_CFG_1 0 #define DPI_COLOR_16BIT_CFG_2 1 #define DPI_COLOR_16BIT_CFG_3 2 #define DPI_COLOR_18BIT_CFG_1 3 #define DPI_COLOR_18BIT_CFG_2 4 #define DPI_COLOR_24BIT 5 #define DPI_COLOR_20BIT_YCBCR_422 6 #define DPI_COLOR_24BIT_YCBCR_422 7 #define DPI_COLOR_16BIT_YCBCR_422 8 #define DPI_COLOR_30BIT 9 #define DPI_COLOR_36BIT 10 #define DPI_COLOR_12BIT_YCBCR_420 11 #define MIPI_DSI_TOP_DPI_COLOR_MODE GENMASK(23, 20) #define MIPI_DSI_TOP_IN_COLOR_MODE GENMASK(18, 16) #define MIPI_DSI_TOP_CHROMA_SUBSAMPLE GENMASK(15, 14) #define MIPI_DSI_TOP_COMP2_SEL GENMASK(13, 12) #define MIPI_DSI_TOP_COMP1_SEL GENMASK(11, 10) #define MIPI_DSI_TOP_COMP0_SEL GENMASK(9, 8) #define MIPI_DSI_TOP_DE_INVERT BIT(6) #define MIPI_DSI_TOP_HSYNC_INVERT BIT(5) #define MIPI_DSI_TOP_VSYNC_INVERT BIT(4) #define MIPI_DSI_TOP_DPICOLORM BIT(3) #define MIPI_DSI_TOP_DPISHUTDN BIT(2) #define MIPI_DSI_TOP_SUSPEND_CNTL 0x3cc #define MIPI_DSI_TOP_SUSPEND_LINE 0x3d0 #define MIPI_DSI_TOP_SUSPEND_PIX 0x3d4 #define MIPI_DSI_TOP_MEAS_CNTL 0x3d8 /* [0] R stat_edpihalt: edpihalt signal from IP. Default 0. */ #define MIPI_DSI_TOP_STAT 0x3dc #define MIPI_DSI_TOP_MEAS_STAT_TE0 0x3e0 #define MIPI_DSI_TOP_MEAS_STAT_TE1 0x3e4 #define MIPI_DSI_TOP_MEAS_STAT_VS0 0x3e8 #define MIPI_DSI_TOP_MEAS_STAT_VS1 0x3ec /* [31:16] RW intr_stat/clr. Default 0. * For each bit, read as this interrupt level status, * write 1 to clear. * [31:22] Reserved * [ 21] stat/clr of eof interrupt * [ 21] vde_fall interrupt * [ 19] stat/clr of de_rise interrupt * [ 18] stat/clr of vs_fall interrupt * [ 17] stat/clr of vs_rise interrupt * [ 16] stat/clr of dwc_edpite interrupt * [15: 0] RW intr_enable. Default 0. * For each bit, 1=enable this interrupt, 0=disable. * [15: 6] Reserved * [ 5] eof interrupt * [ 4] de_fall interrupt * [ 3] de_rise interrupt * [ 2] vs_fall interrupt * [ 1] vs_rise interrupt * [ 0] dwc_edpite interrupt */ #define MIPI_DSI_TOP_INTR_CNTL_STAT 0x3f0 // 31: 2 Reserved. Default 0. // 1: 0 RW mem_pd. Default 3. #define MIPI_DSI_TOP_MEM_PD 0x3f4 #endif /* __MESON_DW_MIPI_DSI_H */