// SPDX-License-Identifier: GPL-2.0 /* * NV3051D MIPI-DSI panel driver for Anbernic RG353x * Copyright (C) 2022 Chris Morgan * * based on * * Elida kd35t133 3.5" MIPI-DSI panel driver * Copyright (C) Theobroma Systems 2020 #include <linux/delay.h>#include <linux/gpio/consumer.h>#include <linux/media-bus-format.h>#include <linux/module.h>#include <linux/of.h>#include <linux/regulator/consumer.h>#include <video/display_timing.h>#include <video/mipi_display.h>#include <drm/drm_mipi_dsi.h>#include <drm/drm_modes.h>#include <drm/drm_panel.h>struct nv3051d_panel_info {const struct drm_display_mode *display_modes;unsigned int num_modes;struct panel_nv3051d {struct device *dev;struct drm_panel panel;struct gpio_desc *reset_gpio;const struct nv3051d_panel_info *panel_info;struct regulator *vdd;static inline struct panel_nv3051d *panel_to_panelnv3051d(struct drm_panel *panel)return container_of(panel, struct panel_nv3051d, panel);static int panel_nv3051d_init_sequence(struct panel_nv3051d *ctx)struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);struct mipi_dsi_multi_context dsi_ctx = {.dsi = dsi};/* * Init sequence was supplied by device vendor with no * documentation. 0 xFF, 0 x30);0 xFF, 0 x52);0 xFF, 0 x01);0 xE3, 0 x00);0 x03, 0 x40);0 x04, 0 x00);0 x05, 0 x03);0 x24, 0 x12);0 x25, 0 x1E);0 x26, 0 x28);0 x27, 0 x52);0 x28, 0 x57);0 x29, 0 x01);0 x2A, 0 xDF);0 x38, 0 x9C);0 x39, 0 xA7);0 x3A, 0 x53);0 x44, 0 x00);0 x49, 0 x3C);0 x59, 0 xFE);0 x5C, 0 x00);0 x91, 0 x77);0 x92, 0 x77);0 xA0, 0 x55);0 xA1, 0 x50);0 xA4, 0 x9C);0 xA7, 0 x02);0 xA8, 0 x01);0 xA9, 0 x01);0 xAA, 0 xFC);0 xAB, 0 x28);0 xAC, 0 x06);0 xAD, 0 x06);0 xAE, 0 x06);0 xAF, 0 x03);0 xB0, 0 x08);0 xB1, 0 x26);0 xB2, 0 x28);0 xB3, 0 x28);0 xB4, 0 x33);0 xB5, 0 x08);0 xB6, 0 x26);0 xB7, 0 x08);0 xB8, 0 x26);0 xFF, 0 x30);0 xFF, 0 x52);0 xFF, 0 x02);0 xB1, 0 x0E);0 xD1, 0 x0E);0 xB4, 0 x29);0 xD4, 0 x2B);0 xB2, 0 x0C);0 xD2, 0 x0A);0 xB3, 0 x28);0 xD3, 0 x28);0 xB6, 0 x11);0 xD6, 0 x0D);0 xB7, 0 x32);0 xD7, 0 x30);0 xC1, 0 x04);0 xE1, 0 x06);0 xB8, 0 x0A);0 xD8, 0 x0A);0 xB9, 0 x01);0 xD9, 0 x01);0 xBD, 0 x13);0 xDD, 0 x13);0 xBC, 0 x11);0 xDC, 0 x11);0 xBB, 0 x0F);0 xDB, 0 x0F);0 xBA, 0 x0F);0 xDA, 0 x0F);0 xBE, 0 x18);0 xDE, 0 x18);0 xBF, 0 x0F);0 xDF, 0 x0F);0 xC0, 0 x17);0 xE0, 0 x17);0 xB5, 0 x3B);0 xD5, 0 x3C);0 xB0, 0 x0B);0 xD0, 0 x0C);0 xFF, 0 x30);0 xFF, 0 x52);0 xFF, 0 x03);0 x00, 0 x2A);0 x01, 0 x2A);0 x02, 0 x2A);0 x03, 0 x2A);0 x04, 0 x61);0 x05, 0 x80);0 x06, 0 xC7);0 x07, 0 x01);0 x08, 0 x82);0 x09, 0 x83);0 x30, 0 x2A);0 x31, 0 x2A);0 x32, 0 x2A);0 x33, 0 x2A);0 x34, 0 x61);0 x35, 0 xC5);0 x36, 0 x80);0 x37, 0 x23);0 x40, 0 x82);0 x41, 0 x83);0 x42, 0 x80);0 x43, 0 x81);0 x44, 0 x11);0 x45, 0 xF2);0 x46, 0 xF1);0 x47, 0 x11);0 x48, 0 xF4);0 x49, 0 xF3);0 x50, 0 x02);0 x51, 0 x01);0 x52, 0 x04);0 x53, 0 x03);0 x54, 0 x11);0 x55, 0 xF6);0 x56, 0 xF5);0 x57, 0 x11);0 x58, 0 xF8);0 x59, 0 xF7);0 x7E, 0 x02);0 x7F, 0 x80);0 xE0, 0 x5A);0 xB1, 0 x00);0 xB4, 0 x0E);0 xB5, 0 x0F);0 xB6, 0 x04);0 xB7, 0 x07);0 xB8, 0 x06);0 xB9, 0 x05);0 xBA, 0 x0F);0 xC7, 0 x00);0 xCA, 0 x0E);0 xCB, 0 x0F);0 xCC, 0 x04);0 xCD, 0 x07);0 xCE, 0 x06);0 xCF, 0 x05);0 xD0, 0 x0F);0 x81, 0 x0F);0 x84, 0 x0E);0 x85, 0 x0F);0 x86, 0 x07);0 x87, 0 x04);0 x88, 0 x05);0 x89, 0 x06);0 x8A, 0 x00);0 x97, 0 x0F);0 x9A, 0 x0E);0 x9B, 0 x0F);0 x9C, 0 x07);0 x9D, 0 x04);0 x9E, 0 x05);0 x9F, 0 x06);0 xA0, 0 x00);0 xFF, 0 x30);0 xFF, 0 x52);0 xFF, 0 x02);0 x01, 0 x01);0 x02, 0 xDA);0 x03, 0 xBA);0 x04, 0 xA8);0 x05, 0 x9A);0 x06, 0 x70);0 x07, 0 xFF);0 x08, 0 x91);0 x09, 0 x90);0 x0A, 0 xFF);0 x0B, 0 x8F);0 x0C, 0 x60);0 x0D, 0 x58);0 x0E, 0 x48);0 x0F, 0 x38);0 x10, 0 x2B);0 xFF, 0 x30);0 xFF, 0 x52);0 xFF, 0 x00);0 x36, 0 x02);0 x3A, 0 x70);"Panel init sequence done\n" );return 0 ;static int panel_nv3051d_unprepare(struct drm_panel *panel)struct panel_nv3051d *ctx = panel_to_panelnv3051d(panel);struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);int ret;if (ret < 0 )"failed to set display off: %d\n" , ret);20 );if (ret < 0 ) {"failed to enter sleep mode: %d\n" , ret);return ret;10000 , 15000 );1 );return 0 ;static int panel_nv3051d_prepare(struct drm_panel *panel)struct panel_nv3051d *ctx = panel_to_panelnv3051d(panel);struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);int ret;"Resetting the panel\n" );if (ret < 0 ) {"Failed to enable vdd supply: %d\n" , ret);return ret;2000 , 3000 );1 );150 );0 );20 );if (ret < 0 ) {"Panel init sequence failed: %d\n" , ret);goto disable_vdd;if (ret < 0 ) {"Failed to exit sleep mode: %d\n" , ret);goto disable_vdd;200 );if (ret < 0 ) {"Failed to set display on: %d\n" , ret);goto disable_vdd;10000 , 15000 );return 0 ;return ret;static int panel_nv3051d_get_modes(struct drm_panel *panel,struct drm_connector *connector)struct panel_nv3051d *ctx = panel_to_panelnv3051d(panel);const struct nv3051d_panel_info *panel_info = ctx->panel_info;struct drm_display_mode *mode;unsigned int i;for (i = 0 ; i < panel_info->num_modes; i++) {if (!mode)return -ENOMEM;if (panel_info->num_modes == 1 )8 ;return panel_info->num_modes;static const struct drm_panel_funcs panel_nv3051d_funcs = {static int panel_nv3051d_probe(struct mipi_dsi_device *dsi)struct device *dev = &dsi->dev;struct panel_nv3051d *ctx;int ret;struct panel_nv3051d, panel,if (IS_ERR(ctx))return PTR_ERR(ctx);if (!ctx->panel_info)return -EINVAL;"reset" , GPIOD_OUT_HIGH);if (IS_ERR(ctx->reset_gpio)) {"cannot get reset gpio\n" );return PTR_ERR(ctx->reset_gpio);"vdd" );if (IS_ERR(ctx->vdd)) {if (ret != -EPROBE_DEFER)"Failed to request vdd regulator: %d\n" , ret);return ret;4 ;if (ret)return ret;if (ret < 0 ) {"mipi_dsi_attach failed: %d\n" , ret);return ret;return 0 ;static void panel_nv3051d_shutdown(struct mipi_dsi_device *dsi)struct panel_nv3051d *ctx = mipi_dsi_get_drvdata(dsi);static void panel_nv3051d_remove(struct mipi_dsi_device *dsi)struct panel_nv3051d *ctx = mipi_dsi_get_drvdata(dsi);int ret;if (ret < 0 )"Failed to detach from DSI host: %d\n" , ret);static const struct drm_display_mode nv3051d_rgxx3_modes[] = {/* 120hz */ 640 ,640 + 40 ,640 + 40 + 2 ,640 + 40 + 2 + 80 ,480 ,480 + 18 ,480 + 18 + 2 ,480 + 18 + 2 + 28 ,48300 ,/* 100hz */ 640 ,640 + 40 ,640 + 40 + 2 ,640 + 40 + 2 + 80 ,480 ,480 + 18 ,480 + 18 + 2 ,480 + 18 + 2 + 28 ,40250 ,/* 60hz */ 640 ,640 + 40 ,640 + 40 + 2 ,640 + 40 + 2 + 80 ,480 ,480 + 18 ,480 + 18 + 2 ,480 + 18 + 2 + 28 ,24150 ,static const struct drm_display_mode nv3051d_rk2023_modes[] = {640 ,640 + 40 ,640 + 40 + 2 ,640 + 40 + 2 + 80 ,480 ,480 + 18 ,480 + 18 + 2 ,480 + 18 + 2 + 4 ,24150 ,static const struct nv3051d_panel_info nv3051d_rg351v_info = {70 ,57 ,static const struct nv3051d_panel_info nv3051d_rg353p_info = {70 ,57 ,static const struct nv3051d_panel_info nv3051d_rk2023_info = {70 ,57 ,static const struct of_device_id newvision_nv3051d_of_match[] = {"anbernic,rg351v-panel" , .data = &nv3051d_rg351v_info },"anbernic,rg353p-panel" , .data = &nv3051d_rg353p_info },"powkiddy,rk2023-panel" , .data = &nv3051d_rk2023_info },/* sentinel */ } static struct mipi_dsi_driver newvision_nv3051d_driver = {"panel-newvision-nv3051d" ,"Chris Morgan <macromorgan@hotmail.com>" );"DRM driver for Newvision NV3051D based MIPI DSI panels" );"GPL" );
Messung V0.5 in Prozent C=98 H=92 G=94
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-06-07)
¤ *© Formatika GbR, Deutschland
