From: Alexander Warnecke <awarnecke002@xxxxxxxxxxx> The BOE TH101MB31IG002-28A panel is a WXGA panel. It is used in Pine64 PineTab2 and PineTab-V. Signed-off-by: Alexander Warnecke <awarnecke002@xxxxxxxxxxx> Signed-off-by: Manuel Traut <manut@xxxxxxxxx> Reviewed-by: Jessica Zhang <quic_jesszhan@xxxxxxxxxxx> Link: https://lore.kernel.org/r/20240102-pinetab2-v3-2-cb1aa69f8c30@xxxxxxxxx Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> Link: https://patchwork.freedesktop.org/patch/msgid/20240102-pinetab2-v3-2-cb1aa69f8c30@xxxxxxxxx (cherry picked from commit 420186db1483da4e16cd5d5a472f511a35dbc1b7) --- drivers/gpu/drm/panel/Kconfig | 11 + drivers/gpu/drm/panel/Makefile | 1 + .../gpu/drm/panel/panel-boe-th101mb31ig002-28a.c | 322 +++++++++++++++++++++ 3 files changed, 334 insertions(+) diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 8f3783742208..00a947941c19 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -67,6 +67,17 @@ config DRM_PANEL_BOE_HIMAX8279D 24 bit RGB per pixel. It provides a MIPI DSI interface to the host and has a built-in LED backlight. +config DRM_PANEL_BOE_TH101MB31UIG002_28A + tristate "Boe TH101MB31UIG002-28A panel" + depends on OF + depends on DRM_MIPI_DSI + depends on BACKLIGHT_CLASS_DEVICE + help + Say Y here if you want to enable support for Boe + TH101MB31UIG002-28A TFT-LCD modules. The panel has a 800x1280 + resolution and uses 24 bit RGB per pixel. It provides a MIPI DSI + interface to the host and has a built-in LED backlight. + config DRM_PANEL_BOE_TV101WUM_NL6 tristate "BOE TV101WUM and AUO KD101N80 45NA 1200x1920 panel" depends on OF diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index d94a644d0a6c..015bb8d70fbd 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -5,6 +5,7 @@ obj-$(CONFIG_DRM_PANEL_ASUS_Z00T_TM5P5_NT35596) += panel-asus-z00t-tm5p5-n35596. obj-$(CONFIG_DRM_PANEL_AUO_A030JTN01) += panel-auo-a030jtn01.o obj-$(CONFIG_DRM_PANEL_BOE_BF060Y8M_AJ0) += panel-boe-bf060y8m-aj0.o obj-$(CONFIG_DRM_PANEL_BOE_HIMAX8279D) += panel-boe-himax8279d.o +obj-$(CONFIG_DRM_PANEL_BOE_TH101MB31UIG002_28A) += panel-boe-th101mb31ig002-28a.o obj-$(CONFIG_DRM_PANEL_BOE_TV101WUM_NL6) += panel-boe-tv101wum-nl6.o obj-$(CONFIG_DRM_PANEL_DSI_CM) += panel-dsi-cm.o obj-$(CONFIG_DRM_PANEL_LVDS) += panel-lvds.o diff --git a/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c b/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c new file mode 100644 index 000000000000..763e9f8342d3 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c @@ -0,0 +1,322 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2023 Alexander Warnecke <awarnecke002@xxxxxxxxxxx> + * Copyright (c) 2023 Manuel Traut <manut@xxxxxxxxx> + * Copyright (c) 2023 Dang Huynh <danct12@xxxxxxxxxx> + */ + +#include <linux/delay.h> +#include <linux/gpio/consumer.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/regulator/consumer.h> + +#include <drm/drm_connector.h> +#include <drm/drm_mipi_dsi.h> +#include <drm/drm_modes.h> +#include <drm/drm_panel.h> + +struct boe_th101mb31ig002 { + struct drm_panel panel; + + struct mipi_dsi_device *dsi; + + struct regulator *power; + struct gpio_desc *enable; + struct gpio_desc *reset; + + enum drm_panel_orientation orientation; +}; + +static void boe_th101mb31ig002_reset(struct boe_th101mb31ig002 *ctx) +{ + gpiod_direction_output(ctx->reset, 0); + usleep_range(10, 100); + gpiod_direction_output(ctx->reset, 1); + usleep_range(10, 100); + gpiod_direction_output(ctx->reset, 0); + usleep_range(5000, 6000); +} + +static int boe_th101mb31ig002_enable(struct drm_panel *panel) +{ + struct boe_th101mb31ig002 *ctx = container_of(panel, + struct boe_th101mb31ig002, + panel); + struct mipi_dsi_device *dsi = ctx->dsi; + struct device *dev = &dsi->dev; + int ret; + + mipi_dsi_dcs_write_seq(dsi, 0xE0, 0xAB, 0xBA); + mipi_dsi_dcs_write_seq(dsi, 0xE1, 0xBA, 0xAB); + mipi_dsi_dcs_write_seq(dsi, 0xB1, 0x10, 0x01, 0x47, 0xFF); + mipi_dsi_dcs_write_seq(dsi, 0xB2, 0x0C, 0x14, 0x04, 0x50, 0x50, 0x14); + mipi_dsi_dcs_write_seq(dsi, 0xB3, 0x56, 0x53, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xB4, 0x33, 0x30, 0x04); + mipi_dsi_dcs_write_seq(dsi, 0xB6, 0xB0, 0x00, 0x00, 0x10, 0x00, 0x10, + 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xB8, 0x05, 0x12, 0x29, 0x49, 0x48, 0x00, + 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xB9, 0x7C, 0x65, 0x55, 0x49, 0x46, 0x36, + 0x3B, 0x24, 0x3D, 0x3C, 0x3D, 0x5C, 0x4C, + 0x55, 0x47, 0x46, 0x39, 0x26, 0x06, 0x7C, + 0x65, 0x55, 0x49, 0x46, 0x36, 0x3B, 0x24, + 0x3D, 0x3C, 0x3D, 0x5C, 0x4C, 0x55, 0x47, + 0x46, 0x39, 0x26, 0x06); + mipi_dsi_dcs_write_seq(dsi, 0x00, 0xFF, 0x87, 0x12, 0x34, 0x44, 0x44, + 0x44, 0x44, 0x98, 0x04, 0x98, 0x04, 0x0F, + 0x00, 0x00, 0xC1); + mipi_dsi_dcs_write_seq(dsi, 0xC1, 0x54, 0x94, 0x02, 0x85, 0x9F, 0x00, + 0x7F, 0x00, 0x54, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xC2, 0x17, 0x09, 0x08, 0x89, 0x08, 0x11, + 0x22, 0x20, 0x44, 0xFF, 0x18, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xC3, 0x86, 0x46, 0x05, 0x05, 0x1C, 0x1C, + 0x1D, 0x1D, 0x02, 0x1F, 0x1F, 0x1E, 0x1E, + 0x0F, 0x0F, 0x0D, 0x0D, 0x13, 0x13, 0x11, + 0x11, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xC4, 0x07, 0x07, 0x04, 0x04, 0x1C, 0x1C, + 0x1D, 0x1D, 0x02, 0x1F, 0x1F, 0x1E, 0x1E, + 0x0E, 0x0E, 0x0C, 0x0C, 0x12, 0x12, 0x10, + 0x10, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xC6, 0x2A, 0x2A); + mipi_dsi_dcs_write_seq(dsi, 0xC8, 0x21, 0x00, 0x31, 0x42, 0x34, 0x16); + mipi_dsi_dcs_write_seq(dsi, 0xCA, 0xCB, 0x43); + mipi_dsi_dcs_write_seq(dsi, 0xCD, 0x0E, 0x4B, 0x4B, 0x20, 0x19, 0x6B, + 0x06, 0xB3); + mipi_dsi_dcs_write_seq(dsi, 0xD2, 0xE3, 0x2B, 0x38, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xD4, 0x00, 0x01, 0x00, 0x0E, 0x04, 0x44, + 0x08, 0x10, 0x00, 0x00, 0x00); + mipi_dsi_dcs_write_seq(dsi, 0xE6, 0x80, 0x01, 0xFF, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF); + mipi_dsi_dcs_write_seq(dsi, 0xF0, 0x12, 0x03, 0x20, 0x00, 0xFF); + mipi_dsi_dcs_write_seq(dsi, 0xF3, 0x00); + + ret = mipi_dsi_dcs_exit_sleep_mode(dsi); + if (ret < 0) { + dev_err(dev, "Failed to exit sleep mode: %d\n", ret); + return ret; + } + + msleep(120); + + ret = mipi_dsi_dcs_set_display_on(dsi); + if (ret < 0) { + dev_err(dev, "Failed to set panel on: %d\n", ret); + return ret; + } + + return 0; +} + +static int boe_th101mb31ig002_disable(struct drm_panel *panel) +{ + struct boe_th101mb31ig002 *ctx = container_of(panel, + struct boe_th101mb31ig002, + panel); + struct mipi_dsi_device *dsi = ctx->dsi; + struct device *dev = &dsi->dev; + int ret; + + ret = mipi_dsi_dcs_set_display_off(dsi); + if (ret < 0) + dev_err(dev, "Failed to set panel off: %d\n", ret); + + msleep(120); + + ret = mipi_dsi_dcs_enter_sleep_mode(dsi); + if (ret < 0) + dev_err(dev, "Failed to enter sleep mode: %d\n", ret); + + return 0; +} + +static int boe_th101mb31ig002_unprepare(struct drm_panel *panel) +{ + struct boe_th101mb31ig002 *ctx = container_of(panel, + struct boe_th101mb31ig002, + panel); + + gpiod_set_value_cansleep(ctx->reset, 1); + gpiod_set_value_cansleep(ctx->enable, 0); + regulator_disable(ctx->power); + + return 0; +} + +static int boe_th101mb31ig002_prepare(struct drm_panel *panel) +{ + struct boe_th101mb31ig002 *ctx = container_of(panel, + struct boe_th101mb31ig002, + panel); + struct device *dev = &ctx->dsi->dev; + int ret; + + ret = regulator_enable(ctx->power); + if (ret) { + dev_err(dev, "Failed to enable power supply: %d\n", ret); + return ret; + } + + gpiod_set_value_cansleep(ctx->enable, 1); + msleep(50); + boe_th101mb31ig002_reset(ctx); + boe_th101mb31ig002_enable(panel); + + return 0; +} + +static const struct drm_display_mode boe_th101mb31ig002_default_mode = { + .clock = 73500, + .hdisplay = 800, + .hsync_start = 800 + 64, + .hsync_end = 800 + 64 + 16, + .htotal = 800 + 64 + 16 + 64, + .vdisplay = 1280, + .vsync_start = 1280 + 2, + .vsync_end = 1280 + 2 + 4, + .vtotal = 1280 + 2 + 4 + 12, + .width_mm = 135, + .height_mm = 216, + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static int boe_th101mb31ig002_get_modes(struct drm_panel *panel, + struct drm_connector *connector) +{ + struct boe_th101mb31ig002 *ctx = container_of(panel, + struct boe_th101mb31ig002, + panel); + struct drm_display_mode *mode; + + mode = drm_mode_duplicate(connector->dev, + &boe_th101mb31ig002_default_mode); + if (!mode) { + dev_err(panel->dev, "Failed to add mode %ux%u@%u\n", + boe_th101mb31ig002_default_mode.hdisplay, + boe_th101mb31ig002_default_mode.vdisplay, + drm_mode_vrefresh(&boe_th101mb31ig002_default_mode)); + return -ENOMEM; + } + + drm_mode_set_name(mode); + + connector->display_info.bpc = 8; + connector->display_info.width_mm = mode->width_mm; + connector->display_info.height_mm = mode->height_mm; + + /* + * TODO: Remove once all drm drivers call + * drm_connector_set_orientation_from_panel() + */ + drm_connector_set_panel_orientation(connector, ctx->orientation); + + drm_mode_probed_add(connector, mode); + + return 1; +} + +static enum drm_panel_orientation +boe_th101mb31ig002_get_orientation(struct drm_panel *panel) +{ + struct boe_th101mb31ig002 *ctx = container_of(panel, + struct boe_th101mb31ig002, + panel); + + return ctx->orientation; +} + +static const struct drm_panel_funcs boe_th101mb31ig002_funcs = { + .prepare = boe_th101mb31ig002_prepare, + .unprepare = boe_th101mb31ig002_unprepare, + .disable = boe_th101mb31ig002_disable, + .get_modes = boe_th101mb31ig002_get_modes, + .get_orientation = boe_th101mb31ig002_get_orientation, +}; + +static int boe_th101mb31ig002_dsi_probe(struct mipi_dsi_device *dsi) +{ + struct boe_th101mb31ig002 *ctx; + int ret; + + ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + mipi_dsi_set_drvdata(dsi, ctx); + ctx->dsi = dsi; + + dsi->lanes = 4; + dsi->format = MIPI_DSI_FMT_RGB888; + dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST | + MIPI_DSI_MODE_NO_EOT_PACKET | + MIPI_DSI_MODE_LPM; + + ctx->power = devm_regulator_get(&dsi->dev, "power"); + if (IS_ERR(ctx->power)) + return dev_err_probe(&dsi->dev, PTR_ERR(ctx->power), + "Failed to get power regulator\n"); + + ctx->enable = devm_gpiod_get(&dsi->dev, "enable", GPIOD_OUT_LOW); + if (IS_ERR(ctx->enable)) + return dev_err_probe(&dsi->dev, PTR_ERR(ctx->enable), + "Failed to get enable GPIO\n"); + + ctx->reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_HIGH); + if (IS_ERR(ctx->reset)) + return dev_err_probe(&dsi->dev, PTR_ERR(ctx->reset), + "Failed to get reset GPIO\n"); + + ret = of_drm_get_panel_orientation(dsi->dev.of_node, + &ctx->orientation); + if (ret) + return dev_err_probe(&dsi->dev, ret, + "Failed to get orientation\n"); + + drm_panel_init(&ctx->panel, &dsi->dev, &boe_th101mb31ig002_funcs, + DRM_MODE_CONNECTOR_DSI); + + ret = drm_panel_of_backlight(&ctx->panel); + if (ret) + return ret; + + drm_panel_add(&ctx->panel); + + ret = mipi_dsi_attach(dsi); + if (ret < 0) { + dev_err_probe(&dsi->dev, ret, + "Failed to attach panel to DSI host\n"); + drm_panel_remove(&ctx->panel); + return ret; + } + + return 0; +} + +static void boe_th101mb31ig002_dsi_remove(struct mipi_dsi_device *dsi) +{ + struct boe_th101mb31ig002 *ctx = mipi_dsi_get_drvdata(dsi); + + mipi_dsi_detach(dsi); + drm_panel_remove(&ctx->panel); +} + +static const struct of_device_id boe_th101mb31ig002_of_match[] = { + { .compatible = "boe,th101mb31ig002-28a", }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, boe_th101mb31ig002_of_match); + +static struct mipi_dsi_driver boe_th101mb31ig002_driver = { + .driver = { + .name = "boe-th101mb31ig002-28a", + .of_match_table = boe_th101mb31ig002_of_match, + }, + .probe = boe_th101mb31ig002_dsi_probe, + .remove = boe_th101mb31ig002_dsi_remove, +}; +module_mipi_dsi_driver(boe_th101mb31ig002_driver); + +MODULE_AUTHOR("Alexander Warnecke <awarnecke002@xxxxxxxxxxx>"); +MODULE_DESCRIPTION("BOE TH101MB31IG002-28A MIPI-DSI LCD panel"); +MODULE_LICENSE("GPL"); -- 2.43.0
