// SPDX-License-Identifier: GPL-2.0-or-later /* * Driver for the Himax HX-8357 LCD Controller * * Copyright 2012 Free Electrons */ #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/lcd.h> #include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/property.h> #include <linux/spi/spi.h> #define HX8357_NUM_IM_PINS … #define HX8357_SWRESET … #define HX8357_GET_RED_CHANNEL … #define HX8357_GET_GREEN_CHANNEL … #define HX8357_GET_BLUE_CHANNEL … #define HX8357_GET_POWER_MODE … #define HX8357_GET_MADCTL … #define HX8357_GET_PIXEL_FORMAT … #define HX8357_GET_DISPLAY_MODE … #define HX8357_GET_SIGNAL_MODE … #define HX8357_GET_DIAGNOSTIC_RESULT … #define HX8357_ENTER_SLEEP_MODE … #define HX8357_EXIT_SLEEP_MODE … #define HX8357_ENTER_PARTIAL_MODE … #define HX8357_ENTER_NORMAL_MODE … #define HX8357_EXIT_INVERSION_MODE … #define HX8357_ENTER_INVERSION_MODE … #define HX8357_SET_DISPLAY_OFF … #define HX8357_SET_DISPLAY_ON … #define HX8357_SET_COLUMN_ADDRESS … #define HX8357_SET_PAGE_ADDRESS … #define HX8357_WRITE_MEMORY_START … #define HX8357_READ_MEMORY_START … #define HX8357_SET_PARTIAL_AREA … #define HX8357_SET_SCROLL_AREA … #define HX8357_SET_TEAR_OFF … #define HX8357_SET_TEAR_ON … #define HX8357_SET_ADDRESS_MODE … #define HX8357_SET_SCROLL_START … #define HX8357_EXIT_IDLE_MODE … #define HX8357_ENTER_IDLE_MODE … #define HX8357_SET_PIXEL_FORMAT … #define HX8357_SET_PIXEL_FORMAT_DBI_3BIT … #define HX8357_SET_PIXEL_FORMAT_DBI_16BIT … #define HX8357_SET_PIXEL_FORMAT_DBI_18BIT … #define HX8357_SET_PIXEL_FORMAT_DPI_3BIT … #define HX8357_SET_PIXEL_FORMAT_DPI_16BIT … #define HX8357_SET_PIXEL_FORMAT_DPI_18BIT … #define HX8357_WRITE_MEMORY_CONTINUE … #define HX8357_READ_MEMORY_CONTINUE … #define HX8357_SET_TEAR_SCAN_LINES … #define HX8357_GET_SCAN_LINES … #define HX8357_READ_DDB_START … #define HX8357_SET_DISPLAY_MODE … #define HX8357_SET_DISPLAY_MODE_RGB_THROUGH … #define HX8357_SET_DISPLAY_MODE_RGB_INTERFACE … #define HX8357_SET_PANEL_DRIVING … #define HX8357_SET_DISPLAY_FRAME … #define HX8357_SET_RGB … #define HX8357_SET_RGB_ENABLE_HIGH … #define HX8357_SET_GAMMA … #define HX8357_SET_POWER … #define HX8357_SET_VCOM … #define HX8357_SET_POWER_NORMAL … #define HX8357_SET_PANEL_RELATED … #define HX8369_SET_DISPLAY_BRIGHTNESS … #define HX8369_WRITE_CABC_DISPLAY_VALUE … #define HX8369_WRITE_CABC_BRIGHT_CTRL … #define HX8369_WRITE_CABC_MIN_BRIGHTNESS … #define HX8369_SET_POWER … #define HX8369_SET_DISPLAY_MODE … #define HX8369_SET_DISPLAY_WAVEFORM_CYC … #define HX8369_SET_VCOM … #define HX8369_SET_EXTENSION_COMMAND … #define HX8369_SET_GIP … #define HX8369_SET_GAMMA_CURVE_RELATED … struct hx8357_data { … }; static u8 hx8357_seq_power[] = …; static u8 hx8357_seq_vcom[] = …; static u8 hx8357_seq_power_normal[] = …; static u8 hx8357_seq_panel_driving[] = …; static u8 hx8357_seq_display_frame[] = …; static u8 hx8357_seq_panel_related[] = …; static u8 hx8357_seq_undefined1[] = …; static u8 hx8357_seq_undefined2[] = …; static u8 hx8357_seq_gamma[] = …; static u8 hx8357_seq_address_mode[] = …; static u8 hx8357_seq_pixel_format[] = …; static u8 hx8357_seq_column_address[] = …; static u8 hx8357_seq_page_address[] = …; static u8 hx8357_seq_rgb[] = …; static u8 hx8357_seq_display_mode[] = …; static u8 hx8369_seq_write_CABC_min_brightness[] = …; static u8 hx8369_seq_write_CABC_control[] = …; static u8 hx8369_seq_set_display_brightness[] = …; static u8 hx8369_seq_write_CABC_control_setting[] = …; static u8 hx8369_seq_extension_command[] = …; static u8 hx8369_seq_display_related[] = …; static u8 hx8369_seq_panel_waveform_cycle[] = …; static u8 hx8369_seq_set_address_mode[] = …; static u8 hx8369_seq_vcom[] = …; static u8 hx8369_seq_gip[] = …; static u8 hx8369_seq_power[] = …; static u8 hx8369_seq_gamma_curve_related[] = …; static int hx8357_spi_write_then_read(struct lcd_device *lcdev, u8 *txbuf, u16 txlen, u8 *rxbuf, u16 rxlen) { … } static inline int hx8357_spi_write_array(struct lcd_device *lcdev, u8 *value, u8 len) { … } static inline int hx8357_spi_write_byte(struct lcd_device *lcdev, u8 value) { … } static int hx8357_enter_standby(struct lcd_device *lcdev) { … } static int hx8357_exit_standby(struct lcd_device *lcdev) { … } static void hx8357_lcd_reset(struct lcd_device *lcdev) { … } static int hx8357_lcd_init(struct lcd_device *lcdev) { … } static int hx8369_lcd_init(struct lcd_device *lcdev) { … } #define POWER_IS_ON(pwr) … static int hx8357_set_power(struct lcd_device *lcdev, int power) { … } static int hx8357_get_power(struct lcd_device *lcdev) { … } static const struct lcd_ops hx8357_ops = …; hx8357_init_fn; static int hx8357_probe(struct spi_device *spi) { … } static const struct of_device_id hx8357_dt_ids[] = …; MODULE_DEVICE_TABLE(of, hx8357_dt_ids); static struct spi_driver hx8357_driver = …; module_spi_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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