403 lines
9.9 KiB
C
403 lines
9.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2022 Rockchip Electronics Co., Ltd.
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*
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* Author: Zhang Yubing <yubing.zhang@rock-chips.com>
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*/
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#ifndef _RKX110_X120_H
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#define _RKX110_X120_H
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#include <drm/drm_panel.h>
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#include <drm/drm_bridge.h>
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#include <drm/drm_connector.h>
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#include <dt-bindings/mfd/rockchip-serdes.h>
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#include <linux/i2c.h>
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#include <video/videomode.h>
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#define RK_SERDES_MAX_ROUTE 2
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#define RK_SERDES_PASSTHROUGH_CNT 11
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#define SERDES_VERSION_V0(type) 0x2201
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#define SERDES_VERSION_V1(type) (type ? 0x1200001 : 0x1100001)
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#define SER_GRF_CHIP_ID 0x10800
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#define DES_GRF_CHIP_ID 0x1010400
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#define HIWORD_MASK(h, l) (GENMASK(h, l) | GENMASK(h, l) << 16)
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enum {
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SERDES_V0 = 0,
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SERDES_V1,
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};
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enum {
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LOCAL_MODE = 0,
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REMOTE_MODE,
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};
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enum {
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STREAM_DISPLAY = 0,
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STREAM_CAMERA,
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};
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enum {
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DEVICE_LOCAL = 0,
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DEVICE_REMOTE0,
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DEVICE_REMOTE1,
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DEVICE_MAX,
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};
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enum {
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PORT_REMOTE0,
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PORT_REMOTE1,
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PORT_REMOTE_MAX,
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};
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enum {
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LINK_LANE0,
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LINK_LANE1,
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LINK_LANE_DUAL,
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};
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enum combtx_phy_mode {
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COMBTX_PHY_MODE_GPIO,
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COMBTX_PHY_MODE_VIDEO_LVDS,
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COMBTX_PHY_MODE_VIDEO_MIPI,
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COMBTX_PHY_MODE_VIDEO_MINI_LVDS,
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};
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enum comb_phy_id {
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COMBPHY_0,
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COMBPHY_1,
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COMBPHY_MAX,
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};
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enum combrx_phy_mode {
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COMBRX_PHY_MODE_RGB,
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COMBRX_PHY_MODE_VIDEO_LVDS,
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COMBRX_PHY_MODE_VIDEO_MIPI,
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COMBRX_PHY_MODE_LVDS_CAMERA,
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};
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enum serdes_dsi_mode_flags {
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SERDES_MIPI_DSI_MODE_VIDEO = 1,
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SERDES_MIPI_DSI_MODE_VIDEO_BURST = 2,
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SERDES_MIPI_DSI_MODE_VIDEO_SYNC_PULSE = 4,
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SERDES_MIPI_DSI_MODE_VIDEO_HFP = 8,
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SERDES_MIPI_DSI_MODE_VIDEO_HBP = 16,
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SERDES_MIPI_DSI_MODE_EOT_PACKET = 32,
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SERDES_MIPI_DSI_CLOCK_NON_CONTINUOUS = 64,
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SERDES_MIPI_DSI_MODE_LPM = 128,
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};
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enum serdes_dsi_bus_format {
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SERDES_MIPI_DSI_FMT_RGB888,
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SERDES_MIPI_DSI_FMT_RGB666,
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SERDES_MIPI_DSI_FMT_RGB666_PACKED,
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SERDES_MIPI_DSI_FMT_RGB565,
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};
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enum serdes_frame_mode {
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SERDES_FRAME_NORMAL_MODE,
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SERDES_SP_PIXEL_INTERLEAVED,
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SERDES_SP_LEFT_RIGHT_SPLIT,
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SERDES_SP_LINE_INTERLEAVED,
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};
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struct configure_opts_combphy {
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unsigned int clk_miss;
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unsigned int clk_post;
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unsigned int clk_pre;
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unsigned int clk_prepare;
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unsigned int clk_settle;
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unsigned int clk_term_en;
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unsigned int clk_trail;
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unsigned int clk_zero;
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unsigned int d_term_en;
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unsigned int eot;
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unsigned int hs_exit;
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unsigned int hs_prepare;
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unsigned int hs_settle;
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unsigned int hs_skip;
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unsigned int hs_trail;
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unsigned int hs_zero;
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unsigned int init;
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unsigned int lpx;
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unsigned int ta_get;
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unsigned int ta_go;
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unsigned int ta_sure;
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unsigned int wakeup;
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unsigned long hs_clk_rate;
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unsigned long lp_clk_rate;
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unsigned char lanes;
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};
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struct rkx120_combtxphy {
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enum combtx_phy_mode mode;
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unsigned int flags;
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u8 ref_div;
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u16 fb_div;
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u8 rate_factor;
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u64 rate;
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struct configure_opts_combphy mipi_dphy_cfg;
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};
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struct rkx110_combrxphy {
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enum combrx_phy_mode mode;
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uint8_t lanes;
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u64 rate;
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struct configure_opts_combphy mipi_dphy_cfg;
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};
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struct rkx120_dsi_tx {
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struct rkx120_combtxphy *combtxphy;
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int bpp; /* 24/18/16*/
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enum serdes_dsi_bus_format bus_format;
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enum serdes_dsi_mode_flags mode_flags;
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struct videomode *vm;
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uint8_t channel;
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uint8_t lanes;
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};
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struct rkx110_dsi_rx {
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enum serdes_dsi_mode_flags mode_flags;
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struct videomode *vm;
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uint8_t channel;
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uint8_t lanes;
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};
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enum {
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OUTPUT,
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INPUT,
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};
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enum rk_serdes_rate {
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RATE_2GBPS_83M,
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RATE_4GBPS_83M,
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RATE_4GBPS_125M,
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RATE_4GBPS_250M,
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RATE_4_5GBPS_140M,
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RATE_4_8GBPS_150M,
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RATE_5GBPS_156M,
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RATE_6GBPS_187M,
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};
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enum {
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FDR_RATE_MODE,
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HDR_RATE_MODE,
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QDR_RATE_MODE,
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};
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enum rk_serdes_route_type {
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ROUTE_MULTI_SOURCE = BIT(0),
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ROUTE_MULTI_LANE = BIT(1),
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ROUTE_MULTI_CHANNEL = BIT(2),
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ROUTE_MULTI_REMOTE = BIT(3),
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ROUTE_MULTI_DSI_INPUT = BIT(20),
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ROUTE_MULTI_LVDS_INPUT = BIT(21),
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ROUTE_MULTI_MIRROR = BIT(22),
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ROUTE_MULTI_SPLIT = BIT(23),
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};
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struct rk_serdes_pma_pll {
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uint32_t rate_mode;
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uint32_t pll_refclk_div;
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uint32_t pll_div;
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uint32_t clk_div;
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bool pll_div4;
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bool pll_fck_vco_div2;
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bool force_init_en;
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};
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struct rk_serdes_reg {
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const char *name;
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uint32_t reg_base;
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uint32_t reg_len;
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};
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struct rk_serdes_route {
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u32 stream_type;
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struct videomode vm;
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enum serdes_frame_mode frame_mode;
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u32 local_port0;
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u32 local_port1;
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u32 remote0_port0;
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u32 remote0_port1;
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u32 remote1_port0;
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u32 remote1_port1;
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u32 route_flag;
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};
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struct rk_serdes_chip {
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bool is_remote;
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struct i2c_client *client;
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struct hwclk *hwclk;
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struct rk_serdes *serdes;
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};
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struct pattern_gen {
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const char *name;
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struct rk_serdes_chip *chip;
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struct rk_serdes_route *route;
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u32 base;
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u32 link_src_reg;
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u8 link_src_offset;
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u8 type;
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};
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struct rk_serdes_pt_pin {
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u32 bank;
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u32 pin;
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u32 incfgs;
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u32 outcfgs;
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};
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struct rk_serdes_pt {
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u32 en_reg;
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u32 en_mask;
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u32 en_val;
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u32 dir_reg;
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u32 dir_mask;
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u32 dir_val;
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int configs;
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struct rk_serdes_pt_pin pt_pins[4];
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};
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struct rk_serdes {
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struct device *dev;
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struct rk_serdes_chip chip[DEVICE_MAX];
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struct regulator *supply;
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struct gpio_desc *reset;
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struct gpio_desc *enable;
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struct gpio_desc *irq_gpio;
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int irq;
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/*
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* Control by I2C-Debug
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*/
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bool rkx110_debug;
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bool rkx120_debug;
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enum rk_serdes_rate rate;
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struct dentry *debugfs_root;
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struct dentry *debugfs_local;
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struct dentry *debugfs_remote0;
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struct dentry *debugfs_remote1;
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struct dentry *debugfs_rate;
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struct rk_serdes_route *route[RK_SERDES_MAX_ROUTE];
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u32 stream_type;
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u32 version;
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u8 remote_nr;
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u8 lane_nr;
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u8 channel_nr;
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u8 route_nr;
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int (*i2c_read_reg)(struct i2c_client *client, u32 addr, u32 *value);
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int (*i2c_write_reg)(struct i2c_client *client, u32 addr, u32 value);
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int (*i2c_update_bits)(struct i2c_client *client, u32 reg, u32 mask, u32 val);
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int (*route_prepare)(struct rk_serdes *serdes, struct rk_serdes_route *route);
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int (*route_enable)(struct rk_serdes *serdes, struct rk_serdes_route *route);
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int (*route_disable)(struct rk_serdes *serdes, struct rk_serdes_route *route);
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int (*route_unprepare)(struct rk_serdes *serdes, struct rk_serdes_route *route);
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int (*set_hwpin)(struct rk_serdes *serdes, struct i2c_client *client,
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int pintype, int bank, uint32_t mpins, uint32_t param);
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};
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struct cmd_ctrl_hdr {
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u8 dtype; /* data type */
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u8 wait; /* ms */
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u8 dlen; /* payload len */
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} __packed;
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struct cmd_desc {
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struct cmd_ctrl_hdr dchdr;
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u8 *payload;
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};
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struct panel_cmds {
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u8 *buf;
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int blen;
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struct cmd_desc *cmds;
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int cmd_cnt;
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};
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struct rk_serdes_panel;
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struct rk_serdes_panel {
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struct drm_panel panel;
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struct drm_bridge bridge;
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struct drm_connector connector;
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struct device *dev;
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struct rk_serdes *parent;
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struct rk_serdes_panel *secondary;
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struct panel_cmds *on_cmds;
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struct panel_cmds *off_cmds;
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struct regulator *supply;
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struct gpio_desc *enable_gpio;
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struct gpio_desc *reset_gpio;
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struct rk_serdes_route route;
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struct rkx110_combrxphy combrxphy;
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struct rkx110_dsi_rx dsi_rx;
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struct rkx120_combtxphy combtxphy;
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struct rkx120_dsi_tx dsi_tx;
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unsigned int bus_format;
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unsigned int id;
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u32 connector_type;
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bool multi_panel;
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};
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int rkx110_display_linktx_enable(struct rk_serdes *serdes, struct rk_serdes_route *route);
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void rkx110_linktx_video_enable(struct rk_serdes *serdes, u8 dev_id, bool enable);
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void rkx110_linktx_channel_enable(struct rk_serdes *serdes, u8 ch_id, u8 dev_id, bool enable);
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void rkx120_linkrx_engine_enable(struct rk_serdes *serdes, u8 en_id, u8 dev_id, bool enable);
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void rkx110_set_stream_source(struct rk_serdes *serdes, int local_port, u8 dev_id);
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int rkx120_display_linkrx_enable(struct rk_serdes *serdes,
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struct rk_serdes_route *route, u8 remote_id);
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int rkx120_rgb_tx_enable(struct rk_serdes *serdes, struct rk_serdes_route *route, u8 remote_id);
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int rkx120_lvds_tx_enable(struct rk_serdes *serdes, struct rk_serdes_route *route, u8 remote_id,
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u8 phy_id);
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int rkx120_lvds_tx_disable(struct rk_serdes *serdes, struct rk_serdes_route *route, u8 remote_id,
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u8 phy_id);
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void rkx120_linkrx_gpi_gpo_mux_cfg(struct rk_serdes *serdes, u32 mux, u8 remote_id);
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void rkx110_linktx_gpi_gpo_mux_cfg(struct rk_serdes *serdes, u32 mux, u8 remote_id);
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int rkx110_rgb_rx_enable(struct rk_serdes *serdes, struct rk_serdes_route *route);
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int rkx110_lvds_rx_enable(struct rk_serdes *serdes, struct rk_serdes_route *route, int id);
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void rkx110_debugfs_init(struct rk_serdes_chip *chip, struct dentry *dentry);
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void rkx120_debugfs_init(struct rk_serdes_chip *chip, struct dentry *dentry);
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void rkx110_pma_set_rate(struct rk_serdes *serdes, struct rk_serdes_pma_pll *pll,
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u8 pcs_id, u8 dev_id);
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void rkx120_pma_set_rate(struct rk_serdes *serdes, struct rk_serdes_pma_pll *pll,
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u8 pcs_id, u8 dev_id);
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void rkx110_pcs_enable(struct rk_serdes *serdes, bool enable, u8 pcs_id, u8 dev_id);
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void rkx120_pcs_enable(struct rk_serdes *serdes, bool enable, u8 pcs_id, u8 dev_id);
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void rkx110_ser_pma_enable(struct rk_serdes *serdes, bool enable, u8 pma_id, u8 remote_id);
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void rkx120_des_pma_enable(struct rk_serdes *serdes, bool enable, u8 pma_id, u8 remote_id);
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int rkx110_linktx_wait_link_ready(struct rk_serdes *serdes, u8 id);
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int rkx120_linkrx_wait_link_ready(struct rk_serdes *serdes, u8 id);
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void rkx110_x120_pattern_gen_debugfs_create_file(struct pattern_gen *pattern_gen,
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struct rk_serdes_chip *chip,
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struct dentry *dentry);
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void rkx110_linktx_passthrough_cfg(struct rk_serdes *serdes, u32 client_id, u32 func_id,
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bool is_rx);
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void rkx120_linkrx_passthrough_cfg(struct rk_serdes *serdes, u32 client_id, u32 func_id,
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bool is_rx);
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void rkx110_irq_enable(struct rk_serdes *serdes, u8 dev_id);
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void rkx110_irq_disable(struct rk_serdes *serdes, u8 dev_id);
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int rkx110_irq_handler(struct rk_serdes *serdes, u8 dev_id);
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void rkx120_irq_enable(struct rk_serdes *serdes, u8 dev_id);
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void rkx120_irq_disable(struct rk_serdes *serdes, u8 dev_id);
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int rkx120_irq_handler(struct rk_serdes *serdes, u8 dev_id);
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int rkx110_linktx_dsi_rec_start(struct rk_serdes *serdes, u8 dev_id, u8 dsi_id, bool enable);
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int rkx110_linktx_dsi_type_select(struct rk_serdes *serdes, u8 dev_id, u8 dsi_id, bool is_cmd);
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int rkx110_linktx_dsi_deley_length_config(struct rk_serdes *serdes, u8 dev_id, u8 dsi_id,
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u32 length);
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#endif
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