// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (C) 2020 Amarula Solutions(India) * Author: Jagan Teki <[email protected]> */ #include <drm/drm_atomic_helper.h> #include <drm/drm_of.h> #include <drm/drm_print.h> #include <drm/drm_mipi_dsi.h> #include <linux/bitfield.h> #include <linux/bits.h> #include <linux/clk.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/media-bus-format.h> #include <linux/module.h> #include <linux/of.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> #define VENDOR_ID … #define DEVICE_ID_H … #define DEVICE_ID_L … #define VERSION_ID … #define FIRMWARE_VERSION … #define CONFIG_FINISH … #define PD_CTRL(n) … #define RST_CTRL(n) … #define SYS_CTRL(n) … #define SYS_CTRL_1_CLK_PHASE_MSK … #define CLK_PHASE_0 … #define CLK_PHASE_1_4 … #define CLK_PHASE_1_2 … #define CLK_PHASE_3_4 … #define RGB_DRV(n) … #define RGB_DLY(n) … #define RGB_TEST_CTRL … #define ATE_PLL_EN … #define HACTIVE_LI … #define VACTIVE_LI … #define VACTIVE_HACTIVE_HI … #define HFP_LI … #define HSYNC_LI … #define HBP_LI … #define HFP_HSW_HBP_HI … #define HFP_HSW_HBP_HI_HFP(n) … #define HFP_HSW_HBP_HI_HS(n) … #define HFP_HSW_HBP_HI_HBP(n) … #define VFP … #define VSYNC … #define VBP … #define BIST_POL … #define BIST_POL_BIST_MODE(n) … #define BIST_POL_BIST_GEN … #define BIST_POL_HSYNC_POL … #define BIST_POL_VSYNC_POL … #define BIST_POL_DE_POL … #define BIST_RED … #define BIST_GREEN … #define BIST_BLUE … #define BIST_CHESS_X … #define BIST_CHESS_Y … #define BIST_CHESS_XY_H … #define BIST_FRAME_TIME_L … #define BIST_FRAME_TIME_H … #define FIFO_MAX_ADDR_LOW … #define SYNC_EVENT_DLY … #define HSW_MIN … #define HFP_MIN … #define LOGIC_RST_NUM … #define OSC_CTRL(n) … #define BG_CTRL … #define LDO_PLL … #define PLL_CTRL(n) … #define PLL_CTRL_6_EXTERNAL … #define PLL_CTRL_6_MIPI_CLK … #define PLL_CTRL_6_INTERNAL … #define PLL_REM(n) … #define PLL_DIV(n) … #define PLL_FRAC(n) … #define PLL_INT(n) … #define PLL_REF_DIV … #define PLL_REF_DIV_P(n) … #define PLL_REF_DIV_Pe … #define PLL_REF_DIV_S(n) … #define PLL_SSC_P(n) … #define PLL_SSC_STEP(n) … #define PLL_SSC_OFFSET(n) … #define GPIO_OEN … #define MIPI_CFG_PW … #define MIPI_CFG_PW_CONFIG_DSI … #define MIPI_CFG_PW_CONFIG_I2C … #define GPIO_SEL(n) … #define IRQ_SEL … #define DBG_SEL … #define DBG_SIGNAL … #define MIPI_ERR_VECTOR_L … #define MIPI_ERR_VECTOR_H … #define MIPI_ERR_VECTOR_EN_L … #define MIPI_ERR_VECTOR_EN_H … #define MIPI_MAX_SIZE_L … #define MIPI_MAX_SIZE_H … #define DSI_CTRL … #define DSI_CTRL_UNKNOWN … #define DSI_CTRL_DSI_LANES(n) … #define MIPI_PN_SWAP … #define MIPI_PN_SWAP_CLK … #define MIPI_PN_SWAP_D(n) … #define MIPI_SOT_SYNC_BIT(n) … #define MIPI_ULPS_CTRL … #define MIPI_CLK_CHK_VAR … #define MIPI_CLK_CHK_INI … #define MIPI_T_TERM_EN … #define MIPI_T_HS_SETTLE … #define MIPI_T_TA_SURE_PRE … #define MIPI_T_LPX_SET … #define MIPI_T_CLK_MISS … #define MIPI_INIT_TIME_L … #define MIPI_INIT_TIME_H … #define MIPI_T_CLK_TERM_EN … #define MIPI_T_CLK_SETTLE … #define MIPI_TO_HS_RX_L … #define MIPI_TO_HS_RX_H … #define MIPI_PHY(n) … #define MIPI_PD_RX … #define MIPI_PD_TERM … #define MIPI_PD_HSRX … #define MIPI_PD_LPTX … #define MIPI_PD_LPRX … #define MIPI_PD_CK_LANE … #define MIPI_FORCE_0 … #define MIPI_RST_CTRL … #define MIPI_RST_NUM … #define MIPI_DBG_SET(n) … #define MIPI_DBG_SEL … #define MIPI_DBG_DATA … #define MIPI_ATE_TEST_SEL … #define MIPI_ATE_STATUS(n) … struct chipone { … }; static const struct regmap_range chipone_dsi_readable_ranges[] = …; static const struct regmap_access_table chipone_dsi_readable_table = …; static const struct regmap_range chipone_dsi_writeable_ranges[] = …; static const struct regmap_access_table chipone_dsi_writeable_table = …; static const struct regmap_config chipone_regmap_config = …; static int chipone_dsi_read(void *context, const void *reg, size_t reg_size, void *val, size_t val_size) { … } static int chipone_dsi_write(void *context, const void *data, size_t count) { … } static const struct regmap_bus chipone_dsi_regmap_bus = …; static inline struct chipone *bridge_to_chipone(struct drm_bridge *bridge) { … } static void chipone_readb(struct chipone *icn, u8 reg, u8 *val) { … } static int chipone_writeb(struct chipone *icn, u8 reg, u8 val) { … } static void chipone_configure_pll(struct chipone *icn, const struct drm_display_mode *mode) { … } static void chipone_atomic_enable(struct drm_bridge *bridge, struct drm_bridge_state *old_bridge_state) { … } static void chipone_atomic_pre_enable(struct drm_bridge *bridge, struct drm_bridge_state *old_bridge_state) { … } static void chipone_atomic_post_disable(struct drm_bridge *bridge, struct drm_bridge_state *old_bridge_state) { … } static void chipone_mode_set(struct drm_bridge *bridge, const struct drm_display_mode *mode, const struct drm_display_mode *adjusted_mode) { struct chipone *icn = bridge_to_chipone(bridge); drm_mode_copy(&icn->mode, adjusted_mode); }; static int chipone_dsi_attach(struct chipone *icn) { … } static int chipone_dsi_host_attach(struct chipone *icn) { … } static int chipone_attach(struct drm_bridge *bridge, enum drm_bridge_attach_flags flags) { … } #define MAX_INPUT_SEL_FORMATS … static u32 * chipone_atomic_get_input_bus_fmts(struct drm_bridge *bridge, struct drm_bridge_state *bridge_state, struct drm_crtc_state *crtc_state, struct drm_connector_state *conn_state, u32 output_fmt, unsigned int *num_input_fmts) { … } static const struct drm_bridge_funcs chipone_bridge_funcs = …; static int chipone_parse_dt(struct chipone *icn) { … } static int chipone_common_probe(struct device *dev, struct chipone **icnr) { … } static int chipone_dsi_probe(struct mipi_dsi_device *dsi) { … } static int chipone_i2c_probe(struct i2c_client *client) { … } static void chipone_dsi_remove(struct mipi_dsi_device *dsi) { … } static const struct of_device_id chipone_of_match[] = …; MODULE_DEVICE_TABLE(of, chipone_of_match); static struct mipi_dsi_driver chipone_dsi_driver = …; static struct i2c_device_id chipone_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, chipone_i2c_id); static struct i2c_driver chipone_i2c_driver = …; static int __init chipone_init(void) { … } module_init(…) …; static void __exit chipone_exit(void) { … } module_exit(chipone_exit); MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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