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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Copyright: 2017 Cadence Design Systems, Inc.4 *5 * Author: Boris Brezillon <boris.brezillon@bootlin.com>6 */7 8#ifndef __CDNS_DSI_H__9#define __CDNS_DSI_H__10 11#include <drm/drm_bridge.h>12#include <drm/drm_mipi_dsi.h>13#include <drm/drm_panel.h>14 15#include <linux/bits.h>16#include <linux/completion.h>17#include <linux/phy/phy.h>18 19struct clk;20struct reset_control;21 22struct cdns_dsi_output {23 struct mipi_dsi_device *dev;24 struct drm_panel *panel;25 struct drm_bridge *bridge;26 union phy_configure_opts phy_opts;27};28 29enum cdns_dsi_input_id {30 CDNS_SDI_INPUT,31 CDNS_DPI_INPUT,32 CDNS_DSC_INPUT,33};34 35struct cdns_dsi_cfg {36 unsigned int hfp;37 unsigned int hsa;38 unsigned int hbp;39 unsigned int hact;40 unsigned int htotal;41};42 43struct cdns_dsi_input {44 enum cdns_dsi_input_id id;45 struct drm_bridge bridge;46};47 48struct cdns_dsi;49 50/**51 * struct cdns_dsi_platform_ops - CDNS DSI Platform operations52 * @init: Called in the CDNS DSI probe53 * @deinit: Called in the CDNS DSI remove54 * @enable: Called at the beginning of CDNS DSI bridge enable55 * @disable: Called at the end of CDNS DSI bridge disable56 */57struct cdns_dsi_platform_ops {58 int (*init)(struct cdns_dsi *dsi);59 void (*deinit)(struct cdns_dsi *dsi);60 void (*enable)(struct cdns_dsi *dsi);61 void (*disable)(struct cdns_dsi *dsi);62};63 64struct cdns_dsi {65 struct mipi_dsi_host base;66 void __iomem *regs;67#ifdef CONFIG_DRM_CDNS_DSI_J721E68 void __iomem *j721e_regs;69#endif70 const struct cdns_dsi_platform_ops *platform_ops;71 struct cdns_dsi_input input;72 struct cdns_dsi_output output;73 unsigned int direct_cmd_fifo_depth;74 unsigned int rx_fifo_depth;75 struct completion direct_cmd_comp;76 struct clk *dsi_p_clk;77 struct reset_control *dsi_p_rst;78 struct clk *dsi_sys_clk;79 bool link_initialized;80 bool phy_initialized;81 struct phy *dphy;82};83 84#endif /* !__CDNS_DSI_H__ */85