[PATCH v3 2/3] drivers: gpu: drm: panel: Add BOE NT51021 driver
From: Nickolay Goppen <hidden>
Date: 2026-09-13 14:50:59
Also in:
dri-devel, linux-devicetree, linux-mediatek, lkml
Subsystem:
drm drivers, drm drivers and misc gpu patches, drm panel drivers, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Neil Armstrong, Linus Torvalds
Add driver for BOE NT51021-based 8-inch and 10-inch DSI video mode panels used in Xiaomi Mi Pad 4, Mi Pad 4 Plus (xiaomi-clover) and Amazon Fire HD 10 (2017) (amazon-suez) tablets. NT51021-based panels also support content-adaptive brightness control by generating a PWM signal for backlight driver IC. Content adaptation means that content grey level scale can be increased while simultaneously decreasing brightness of the backlight to achieve same perceived brightness. This makes the power consumption of backlight be reduced with keeping acceptable display quality. Both panels are very similar, differences are only in init sequence and resolution. The register sequence of the TV101WUM-NM0 is the BOE branch of init_lcm_registers() in drivers/misc/mediatek/lcm/nt51021_wuxga_dsi_vdo/ in the Fire OS 3.18 tree, command for command, with only a 120 ms wait after sleep-out added where the vendor waits its trailing 5 ms. The 0x8f 0xa5 and 0x8f 0x00 that bracket it are the vendor's command interface selection, sent on every board that is not an early proto or HVT unit. It is much shorter than boe_tv101wum_nx0_init() because this module is left on its own factory trim. NT51021 R8CH selects whether V1/V14, gamma and HAOP come from the panel's OTP memory or from control registers, and the 0x8c 0x80 here leaves all three on OTP, where the NX0's 0x8e switches them to registers so that the three pages of gamma it then writes take effect. So the absent gamma is deliberate rather than an omission, and the differing 0x8c is its consequence. CABC is likewise untouched because the vendor drives it over I2C from the backlight path. What is left is 0xc0 and 0xc8, which the public NT51021 specification does not describe; everything else this sequence touches carries the same value as the other two panels, including the terminal resistor, TP_SYNC, the MIPI Rx drive strength and all three test modes. The timings are the vendor's lcm_get_params(): hsync 1, hbp 32, hfp 110, vsync 1, vbp 14, vfp 11, so htotal 1343 and vtotal 1946. The pixel clock follows the vendor's PLL_CLOCK = 490, which after DDR is 980 Mbps per lane and over four lanes at 24bpp is 163.33 MHz, so 62.5 Hz. The bootloader leaves the MIPI TX PLL at that rate: read back before the kernel touches it, this board's PLL decodes to exactly 980 Mbps per lane, so the panel is already there when the kernel takes over. The front porch is the vendor's declared 110 rather than the smaller value its own DSI driver ends up running. That driver also sets clk_lp_per_line_enable, which makes ddp_dsi_config() overwrite HFP_WC after the declared timing is programmed, shrinking it to leave just enough room to take the clock lane to LP and back. That is a controller-side workaround rather than a panel property, and it contradicts the cont_clock = 1 set beside it, which disables the very LP transition it makes room for. Mainline mtk_dsi handles the clock lane itself, so the panel's declared timing is the right thing to carry here. The vendor asks for SYNC_EVENT_VDO_MODE with cont_clock = 1 rather than burst, so make mode_flags per variant instead of fixed in probe(). The two existing panels keep the flags they had. Burst was also tried on this hardware and worked, but the vendor configuration is the one the module is characterised for. The physical size is the datasheet active area, 216.576 x 135.36 mm, which measures 216 x 135 on the glass. The vendor's declared a physical_width = 136 and physical_height = 221, which appears to be an error. The size of the test unit was physically measured. 1200/136 and 1920/221 disagree by 1.5%. The vendor's bootloader and kernel both carry a second register sequence for the Innolux module this board second-sources against, selected from two board ID straps. No Innolux unit was available, so that sequence is left out rather than carried untested; however, the Innolux part number was identified as "P101KDA-AB0", should someone with that glass need to upstream support in the future. Tested on the Amazon Fire HD 10 (2017) driven by mediatek-drm: 1200x1920 at 62.5 Hz across a cold boot, display off and on cycles and a suspend/resume, with the MIPI TX PLL reading back at the intended rate every time. Assisted-by: LLM Co-developed-by: Ryan Brue <redacted> Signed-off-by: Ryan Brue <redacted> Co-developed-by: Alexey Minnekhanov <redacted> Signed-off-by: Alexey Minnekhanov <redacted> Signed-off-by: Nickolay Goppen <redacted> --- drivers/gpu/drm/panel/Kconfig | 9 + drivers/gpu/drm/panel/Makefile | 1 + drivers/gpu/drm/panel/panel-novatek-nt51021.c | 855 ++++++++++++++++++++++++++ 3 files changed, 865 insertions(+)
diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
index cbdf7b8f7f7a..b7c11990b46f 100644
--- a/drivers/gpu/drm/panel/Kconfig
+++ b/drivers/gpu/drm/panel/Kconfig@@ -727,6 +727,15 @@ config DRM_PANEL_NOVATEK_NT39016 Say Y here if you want to enable support for the panels built around the Novatek NT39016 display controller. +config DRM_PANEL_NOVATEK_NT51021 + tristate "Novatek NT51021 DSI 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 the panels built + around the Novatek NT51021 Display controller. + config DRM_PANEL_OLIMEX_LCD_OLINUXINO tristate "Olimex LCD-OLinuXino panel" depends on OF
diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
index 3b523cf37833..3fe7c2e579d3 100644
--- a/drivers/gpu/drm/panel/Makefile
+++ b/drivers/gpu/drm/panel/Makefile@@ -70,6 +70,7 @@ obj-$(CONFIG_DRM_PANEL_NOVATEK_NT36672E) += panel-novatek-nt36672e.o obj-$(CONFIG_DRM_PANEL_NOVATEK_NT37700F) += panel-novatek-nt37700f.o obj-$(CONFIG_DRM_PANEL_NOVATEK_NT37801) += panel-novatek-nt37801.o obj-$(CONFIG_DRM_PANEL_NOVATEK_NT39016) += panel-novatek-nt39016.o +obj-$(CONFIG_DRM_PANEL_NOVATEK_NT51021) += panel-novatek-nt51021.o obj-$(CONFIG_DRM_PANEL_MANTIX_MLAF057WE51) += panel-mantix-mlaf057we51.o obj-$(CONFIG_DRM_PANEL_OLIMEX_LCD_OLINUXINO) += panel-olimex-lcd-olinuxino.o obj-$(CONFIG_DRM_PANEL_ORISETECH_OTA5601A) += panel-orisetech-ota5601a.o
diff --git a/drivers/gpu/drm/panel/panel-novatek-nt51021.c b/drivers/gpu/drm/panel/panel-novatek-nt51021.c
new file mode 100644
index 000000000000..fc9990891786
--- /dev/null
+++ b/drivers/gpu/drm/panel/panel-novatek-nt51021.c@@ -0,0 +1,855 @@ +// SPDX-License-Identifier: GPL-2.0-only +// Copyright (c) 2026, Ryan Brue <ryanbrue.dev@gmail.com> +// Copyright (c) 2025, Nickolay Goppen <setotau@mainlining.org> +// Copyright (c) 2024, Alexey Minnekhanov <alexeymin@minlexx.ru> + +/* + * This panel IC doesn't use the set_display_on command although + * it uses set_display_off command. This is not an error. + */ +#include <linux/delay.h> +#include <linux/gpio/consumer.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/regulator/consumer.h> + +#include <drm/drm_mipi_dsi.h> +#include <drm/drm_modes.h> +#include <drm/drm_panel.h> +#include <drm/drm_probe_helper.h> + +struct novatek_nt51021_desc; + +struct novatek_nt51021_variant { + int (*init)(struct novatek_nt51021_desc *ctx); + + const struct drm_display_mode *display_mode; + unsigned long mode_flags; +}; + +struct novatek_nt51021_desc { + struct drm_panel panel; + struct mipi_dsi_device *dsi; + struct regulator_bulk_data *supplies; + struct gpio_desc *reset_gpio; + + const struct novatek_nt51021_variant *variant; +}; + +static const struct regulator_bulk_data nt51021_novatek_supplies[] = { + { .supply = "vdd" }, + { .supply = "avdd" }, + { .supply = "havdd" }, +}; + +static inline struct novatek_nt51021_desc *to_novatek_panel(struct drm_panel *panel) +{ + return container_of_const(panel, struct novatek_nt51021_desc, panel); +} + +static void nt51021_novatek_reset(struct novatek_nt51021_desc *ctx) +{ + gpiod_set_value_cansleep(ctx->reset_gpio, 1); + msleep(20); + gpiod_set_value_cansleep(ctx->reset_gpio, 0); + usleep_range(10000, 11000); +} + +static void nt51021_cabc_on(struct mipi_dsi_multi_context *dsi_ctx) +{ + if (dsi_ctx->accum_err) + return; + + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x8f, 0x00); + mipi_dsi_usleep_range(dsi_ctx, 1000, 2000); + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x8f, 0xa5); + mipi_dsi_usleep_range(dsi_ctx, 1000, 2000); + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x83, 0xbb); + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x84, 0x22); + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x90, 0x40); + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x8f, 0x00); + mipi_dsi_usleep_range(dsi_ctx, 1000, 2000); +} + +static void nt51021_cabc_off(struct mipi_dsi_multi_context *dsi_ctx) +{ + if (dsi_ctx->accum_err) + return; + + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x8f, 0xa5); + mipi_dsi_usleep_range(dsi_ctx, 1000, 2000); + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x83, 0xbb); + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x84, 0x22); + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x90, 0xc0); + mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x8f, 0x00); + mipi_dsi_usleep_range(dsi_ctx, 1000, 2000); +} + +static int boe_tv080wum_nx2_init(struct novatek_nt51021_desc *ctx) +{ + struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi }; + + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0xa5); + mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x01, 0x00); + mipi_dsi_msleep(&dsi_ctx, 20); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0xa5); + mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8c, 0x8e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcd, 0x6c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc0, 0x8b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc8, 0xf0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8b, 0x10); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa9, 0x20); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x97, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfa, 0x15); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfd, 0x1b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0xaa); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa9, 0x4b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x85, 0x04); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x86, 0x08); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x98, 0xc1); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0xaa); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc0, 0x05); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc1, 0x0c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc2, 0x22); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc3, 0x34); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc4, 0x44); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc5, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc6, 0x5d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc7, 0x66); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc8, 0x70); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc9, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xca, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcb, 0x3b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcc, 0x53); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcd, 0x69); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xce, 0x6a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcf, 0x6c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd0, 0x6b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd1, 0x75); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd2, 0x83); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd3, 0x99); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd4, 0x9a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd5, 0xd0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd6, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd7, 0xdb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd8, 0xe1); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd9, 0xe7); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xda, 0xed); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdb, 0xf4); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdc, 0xfb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xde, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdf, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe0, 0x15); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe1, 0x1c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe2, 0x32); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe3, 0x44); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe4, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe5, 0x60); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe6, 0x6b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe7, 0x74); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe8, 0x7e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe9, 0x14); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xea, 0x25); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xeb, 0x4d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xec, 0x63); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xed, 0x71); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xee, 0x6a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xef, 0x6c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf0, 0x6b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf1, 0x75); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf2, 0x83); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf3, 0x99); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf4, 0x9a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf5, 0xd0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf6, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf7, 0xdb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf8, 0xe1); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf9, 0xe7); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfa, 0xed); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfb, 0xf4); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfc, 0xfb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfe, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xff, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0xbb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x22); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa1, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa2, 0xfe); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa3, 0xfa); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa4, 0xf7); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa5, 0xf3); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa6, 0xf1); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa7, 0xed); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa8, 0xeb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa9, 0xe9); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xaa, 0xe6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xaf, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb0, 0x35); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb1, 0x89); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb2, 0x99); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb3, 0x99); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb4, 0x0d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb5, 0x1a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb6, 0x16); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x9a, 0x10); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x9b, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x96, 0xe6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x99, 0x06); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc0, 0x05); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc1, 0x0c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc2, 0x22); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc3, 0x34); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc4, 0x44); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc5, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc6, 0x5d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc7, 0x66); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc8, 0x70); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc9, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xca, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcb, 0x3b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcc, 0x53); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcd, 0x69); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xce, 0x6a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcf, 0x6c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd0, 0x6b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd1, 0x75); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd2, 0x83); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd3, 0x99); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd4, 0x9a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd5, 0xd0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd6, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd7, 0xdb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd8, 0xe1); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd9, 0xe7); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xda, 0xed); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdb, 0xf4); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdc, 0xfb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xde, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdf, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe0, 0x15); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe1, 0x1c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe2, 0x32); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe3, 0x44); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe4, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe5, 0x60); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe6, 0x6b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe7, 0x74); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe8, 0x7e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe9, 0x14); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xea, 0x25); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xeb, 0x4d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xec, 0x63); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xed, 0x71); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xee, 0x6a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xef, 0x6c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf0, 0x6b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf1, 0x75); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf2, 0x83); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf3, 0x99); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf4, 0x9a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf5, 0xd0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf6, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf7, 0xdb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf8, 0xe1); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf9, 0xe7); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfa, 0xed); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfb, 0xf4); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfc, 0xfb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfe, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xff, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0xcc); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x33); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc0, 0x05); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc1, 0x0c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc2, 0x22); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc3, 0x34); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc4, 0x44); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc5, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc6, 0x5d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc7, 0x66); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc8, 0x70); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc9, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xca, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcb, 0x3b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcc, 0x53); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcd, 0x69); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xce, 0x6a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcf, 0x6c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd0, 0x6b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd1, 0x75); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd2, 0x83); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd3, 0x99); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd4, 0x9a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd5, 0xd0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd6, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd7, 0xdb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd8, 0xe1); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd9, 0xe7); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xda, 0xed); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdb, 0xf4); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdc, 0xfb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xde, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdf, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe0, 0x15); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe1, 0x1c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe2, 0x32); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe3, 0x44); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe4, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe5, 0x60); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe6, 0x6b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe7, 0x74); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe8, 0x7e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe9, 0x14); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xea, 0x25); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xeb, 0x4d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xec, 0x63); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xed, 0x71); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xee, 0x6a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xef, 0x6c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf0, 0x6b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf1, 0x75); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf2, 0x83); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf3, 0x99); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf4, 0x9a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf5, 0xd0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf6, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf7, 0xdb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf8, 0xe1); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf9, 0xe7); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfa, 0xed); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfb, 0xf4); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfc, 0xfb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfe, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xff, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x9f, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0xbb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x22); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x94, 0xba); + mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx); + mipi_dsi_usleep_range(&dsi_ctx, 5000, 6000); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0x00); + mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000); + + nt51021_cabc_on(&dsi_ctx); + + return dsi_ctx.accum_err; +} + +static int boe_tv101wum_nx0_init(struct novatek_nt51021_desc *ctx) +{ + struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi }; + + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0xa5); + mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x01, 0x00); + mipi_dsi_msleep(&dsi_ctx, 20); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0xa5); + mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8c, 0x8e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfa, 0x12); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfd, 0x1b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcd, 0x6c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc8, 0xfc); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x97, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8b, 0x10); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa9, 0x20); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0xaa); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa9, 0x4b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x85, 0x04); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x86, 0x08); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x98, 0xc1); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x9c, 0x10); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0xaa); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc0, 0x0e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc1, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc2, 0x1f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc3, 0x30); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc4, 0x3f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc5, 0x4b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc6, 0x55); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc7, 0x5d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc8, 0x68); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc9, 0xe3); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xca, 0xea); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcb, 0x01); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcc, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcd, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xce, 0x07); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcf, 0x08); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd0, 0x09); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd1, 0x1d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd2, 0x31); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd3, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd4, 0x5b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd5, 0xb6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd6, 0xbd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd7, 0xc5); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd8, 0xcd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd9, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xda, 0xe0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdb, 0xeb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdc, 0xf8); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xde, 0xfc); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdf, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe0, 0x0e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe1, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe2, 0x1f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe3, 0x30); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe4, 0x3f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe5, 0x4b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe6, 0x55); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe7, 0x5d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe8, 0x68); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe9, 0xe3); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xea, 0xea); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xeb, 0x01); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xec, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xed, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xee, 0x07); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xef, 0x08); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf0, 0x09); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf1, 0x1d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf2, 0x31); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf3, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf4, 0x5b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf5, 0xb6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf6, 0xbd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf7, 0xc5); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf8, 0xcd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf9, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfa, 0xe0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfb, 0xeb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfc, 0xf8); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfe, 0xfc); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xff, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0xbb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x22); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa1, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa2, 0xfe); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa3, 0xfa); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa4, 0xf7); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa5, 0xf3); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa6, 0xf1); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa7, 0xed); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa8, 0xeb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa9, 0xe9); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xaa, 0xe6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xaf, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb0, 0x12); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb1, 0x23); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb2, 0x34); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb3, 0x77); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb4, 0x0d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb5, 0x1a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb6, 0x16); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x9a, 0x10); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x9b, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x96, 0xe6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x99, 0x06); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc0, 0x0e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc1, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc2, 0x1f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc3, 0x30); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc4, 0x3f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc5, 0x4b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc6, 0x55); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc7, 0x5d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc8, 0x68); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc9, 0xe3); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xca, 0xea); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcb, 0x01); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcc, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcd, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xce, 0x07); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcf, 0x08); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd0, 0x09); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd1, 0x1d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd2, 0x31); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd3, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd4, 0x5b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd5, 0xb6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd6, 0xbd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd7, 0xc5); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd8, 0xcd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd9, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xda, 0xe0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdb, 0xeb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdc, 0xf8); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xde, 0xfc); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdf, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe0, 0x0e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe1, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe2, 0x1f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe3, 0x30); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe4, 0x3f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe5, 0x4b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe6, 0x55); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe7, 0x5d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe8, 0x68); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe9, 0xe3); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xea, 0xea); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xeb, 0x01); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xec, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xed, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xee, 0x07); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xef, 0x08); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf0, 0x09); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf1, 0x1d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf2, 0x31); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf3, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf4, 0x5b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf5, 0xb6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf6, 0xbd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf7, 0xc5); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf8, 0xcd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf9, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfa, 0xe0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfb, 0xeb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfc, 0xf8); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfe, 0xfc); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xff, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0xcc); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x33); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc0, 0x0e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc1, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc2, 0x1f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc3, 0x30); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc4, 0x3f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc5, 0x4b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc6, 0x55); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc7, 0x5d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc8, 0x68); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc9, 0xe3); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xca, 0xea); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcb, 0x01); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcc, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcd, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xce, 0x07); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcf, 0x08); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd0, 0x09); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd1, 0x1d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd2, 0x31); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd3, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd4, 0x5b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd5, 0xb6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd6, 0xbd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd7, 0xc5); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd8, 0xcd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd9, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xda, 0xe0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdb, 0xeb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdc, 0xf8); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xde, 0xfc); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xdf, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe0, 0x0e); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe1, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe2, 0x1f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe3, 0x30); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe4, 0x3f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe5, 0x4b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe6, 0x55); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe7, 0x5d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe8, 0x68); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xe9, 0xe3); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xea, 0xea); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xeb, 0x01); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xec, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xed, 0x0a); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xee, 0x07); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xef, 0x08); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf0, 0x09); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf1, 0x1d); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf2, 0x31); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf3, 0x52); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf4, 0x5b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf5, 0xb6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf6, 0xbd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf7, 0xc5); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf8, 0xcd); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xf9, 0xd6); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfa, 0xe0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfb, 0xeb); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfc, 0xf8); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfd, 0xff); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xfe, 0xfc); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xff, 0x0f); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x9f, 0xff); + mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx); + mipi_dsi_usleep_range(&dsi_ctx, 5000, 6000); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0x00); + mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000); + + nt51021_cabc_on(&dsi_ctx); + mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000); + + return dsi_ctx.accum_err; +} + +static int boe_tv101wum_nm0_init(struct novatek_nt51021_desc *ctx) +{ + struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi }; + + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0xa5); + mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x01, 0x00); + mipi_dsi_msleep(&dsi_ctx, 20); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0xa5); + mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8c, 0x80); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xcd, 0x6c); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc0, 0x8b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc8, 0xf0); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x97, 0x00); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8b, 0x10); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa9, 0x20); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x83, 0xaa); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x84, 0x11); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xa9, 0x4b); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x85, 0x04); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x86, 0x08); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x9c, 0x10); + mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx); + mipi_dsi_msleep(&dsi_ctx, 120); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0x00); + mipi_dsi_msleep(&dsi_ctx, 5); + + return dsi_ctx.accum_err; +} + +static int nt51021_novatek_off(struct novatek_nt51021_desc *ctx) +{ + struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi }; + + nt51021_cabc_off(&dsi_ctx); + + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0xa5); + mipi_dsi_msleep(&dsi_ctx, 20); + mipi_dsi_dcs_set_display_off_multi(&dsi_ctx); + mipi_dsi_msleep(&dsi_ctx, 130); + mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx); + mipi_dsi_msleep(&dsi_ctx, 70); + mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0x8f, 0x00); + mipi_dsi_usleep_range(&dsi_ctx, 4000, 5000); + + return dsi_ctx.accum_err; +} + +static int nt51021_novatek_prepare(struct drm_panel *panel) +{ + struct novatek_nt51021_desc *ctx = to_novatek_panel(panel); + struct device *dev = &ctx->dsi->dev; + int ret; + + ret = regulator_bulk_enable(ARRAY_SIZE(nt51021_novatek_supplies), ctx->supplies); + if (ret < 0) { + dev_err(dev, "Failed to enable regulators: %d\n", ret); + return ret; + } + nt51021_novatek_reset(ctx); + + ret = ctx->variant->init(ctx); + if (ret < 0) { + dev_err(dev, "Failed to initialize panel: %d\n", ret); + gpiod_set_value_cansleep(ctx->reset_gpio, 1); + regulator_bulk_disable(ARRAY_SIZE(nt51021_novatek_supplies), ctx->supplies); + return ret; + } + + return 0; +} + +static int nt51021_novatek_unprepare(struct drm_panel *panel) +{ + struct novatek_nt51021_desc *ctx = to_novatek_panel(panel); + struct device *dev = &ctx->dsi->dev; + int ret; + + ret = nt51021_novatek_off(ctx); + if (ret < 0) + dev_err(dev, "Failed to un-initialize panel: %d\n", ret); + + gpiod_set_value_cansleep(ctx->reset_gpio, 1); + regulator_bulk_disable(ARRAY_SIZE(nt51021_novatek_supplies), ctx->supplies); + + return 0; +} + +static int nt51021_novatek_get_modes(struct drm_panel *panel, + struct drm_connector *connector) +{ + struct novatek_nt51021_desc *ctx = to_novatek_panel(panel); + + return drm_connector_helper_get_modes_fixed(connector, + ctx->variant->display_mode); +} + +static const struct drm_panel_funcs nt51021_novatek_panel_funcs = { + .prepare = nt51021_novatek_prepare, + .unprepare = nt51021_novatek_unprepare, + .get_modes = nt51021_novatek_get_modes, +}; + +static int nt51021_novatek_probe(struct mipi_dsi_device *dsi) +{ + struct device *dev = &dsi->dev; + struct novatek_nt51021_desc *ctx; + int ret; + + ctx = devm_drm_panel_alloc(dev, struct novatek_nt51021_desc, panel, + &nt51021_novatek_panel_funcs, + DRM_MODE_CONNECTOR_DSI); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); + + ctx->variant = of_device_get_match_data(dev); + if (!ctx->variant) + return dev_err_probe(dev, -ENODEV, "No match data\n"); + + ret = devm_regulator_bulk_get_const(dev, + ARRAY_SIZE(nt51021_novatek_supplies), + nt51021_novatek_supplies, + &ctx->supplies); + if (ret < 0) + return ret; + + ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); + if (IS_ERR(ctx->reset_gpio)) + return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio), + "Failed to get reset-gpios\n"); + + ctx->dsi = dsi; + mipi_dsi_set_drvdata(dsi, ctx); + + dsi->lanes = 4; + dsi->format = MIPI_DSI_FMT_RGB888; + dsi->mode_flags = ctx->variant->mode_flags; + + ctx->panel.prepare_prev_first = true; + + ret = drm_panel_of_backlight(&ctx->panel); + if (ret) + return dev_err_probe(dev, ret, "Failed to get backlight\n"); + + ret = devm_drm_panel_add(dev, &ctx->panel); + if (ret) + return ret; + + return devm_mipi_dsi_attach(dev, dsi); +} + +static const struct drm_display_mode boe_tv080wum_nx2_mode = { + .clock = (1200 + 84 + 4 + 60) * (1920 + 36 + 1 + 25) * 60 / 1000, + .hdisplay = 1200, + .hsync_start = 1200 + 84, + .hsync_end = 1200 + 84 + 4, + .htotal = 1200 + 84 + 4 + 60, + .vdisplay = 1920, + .vsync_start = 1920 + 36, + .vsync_end = 1920 + 36 + 1, + .vtotal = 1920 + 36 + 1 + 25, + .width_mm = 107, + .height_mm = 172, + .type = DRM_MODE_TYPE_DRIVER, +}; + +static const struct drm_display_mode boe_tv101wum_nm0_mode = { + .clock = 163333, + .hdisplay = 1200, + .hsync_start = 1200 + 110, + .hsync_end = 1200 + 110 + 1, + .htotal = 1200 + 110 + 1 + 32, + .vdisplay = 1920, + .vsync_start = 1920 + 11, + .vsync_end = 1920 + 11 + 1, + .vtotal = 1920 + 11 + 1 + 14, + .width_mm = 135, + .height_mm = 216, + .type = DRM_MODE_TYPE_DRIVER, +}; + +static const struct drm_display_mode boe_tv101wum_nx0_mode = { + .clock = (1200 + 172 + 4 + 32) * (1920 + 25 + 1 + 14) * 60 / 1000, + .hdisplay = 1200, + .hsync_start = 1200 + 172, + .hsync_end = 1200 + 172 + 4, + .htotal = 1200 + 172 + 4 + 32, + .vdisplay = 1920, + .vsync_start = 1920 + 25, + .vsync_end = 1920 + 25 + 1, + .vtotal = 1920 + 25 + 1 + 14, + .width_mm = 135, + .height_mm = 216, + .type = DRM_MODE_TYPE_DRIVER, +}; + +#define NT51021_BURST_MODE_FLAGS (MIPI_DSI_MODE_VIDEO | \ + MIPI_DSI_MODE_VIDEO_BURST | \ + MIPI_DSI_MODE_NO_EOT_PACKET | \ + MIPI_DSI_MODE_LPM) + +static const struct novatek_nt51021_variant boe_tv080wum_nx2_data = { + .init = boe_tv080wum_nx2_init, + .display_mode = &boe_tv080wum_nx2_mode, + .mode_flags = NT51021_BURST_MODE_FLAGS, +}; + +static const struct novatek_nt51021_variant boe_tv101wum_nm0_data = { + .init = boe_tv101wum_nm0_init, + .display_mode = &boe_tv101wum_nm0_mode, + .mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_LPM, +}; + +static const struct novatek_nt51021_variant boe_tv101wum_nx0_data = { + .init = boe_tv101wum_nx0_init, + .display_mode = &boe_tv101wum_nx0_mode, + .mode_flags = NT51021_BURST_MODE_FLAGS, +}; + +static const struct of_device_id nt51021_novatek_of_match[] = { + { .compatible = "boe,tv080wum-nx2", .data = &boe_tv080wum_nx2_data }, + { .compatible = "boe,tv101wum-nm0", .data = &boe_tv101wum_nm0_data }, + { .compatible = "boe,tv101wum-nx0", .data = &boe_tv101wum_nx0_data }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, nt51021_novatek_of_match); + +static struct mipi_dsi_driver nt51021_boe_driver = { + .probe = nt51021_novatek_probe, + .driver = { + .name = "panel-novatek-nt51021", + .of_match_table = nt51021_novatek_of_match, + }, +}; +module_mipi_dsi_driver(nt51021_boe_driver); + +MODULE_AUTHOR("Nickolay Goppen <setotau@mainlining.org>"); +MODULE_AUTHOR("Alexey Minnekhanov <alexeymin@minlexx.ru>"); +MODULE_AUTHOR("Ryan Brue <ryanbrue.dev@gmail.com>"); +MODULE_DESCRIPTION("DRM driver for Novatek NT51021-based DSI panels"); +MODULE_LICENSE("GPL");
--
2.55.0