From: Molly Sophia <[email protected]> Novatek NT35596s is a generic DSI IC that drives command and video mode panels. Currently add support for the LCD panel from JDI connected with this IC, as found on Xiaomi Mi Mix 2S phones.
Signed-off-by: Molly Sophia <[email protected]> Signed-off-by: Arnaud Ferraris <[email protected]> Signed-off-by: David Heidelberg <[email protected]> --- drivers/gpu/drm/panel/Kconfig | 7 +- drivers/gpu/drm/panel/panel-novatek-nt36672a.c | 225 ++++++++++++++++++++++++- 2 files changed, 222 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 407c5f6a268b2ec66e5d0eddae26b3368e4cb2cb..dd2ea9f87292a5a99ae91b14b3f0d197c4db944f 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -521,14 +521,15 @@ config DRM_PANEL_NOVATEK_NT36523 Boe panels used in Xiaomi Mi Pad 5 and 5 Pro tablets. config DRM_PANEL_NOVATEK_NT36672A - tristate "Novatek NT36672A DSI panel" + tristate "Novatek NT36672A/NT35596S 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 NT36672A display controller, such as some - Tianma panels used in a few Xiaomi Poco F1 mobile phones. + around the Novatek NT36672A or NT35596S display controller, such + as some Tianma panels used in a few Xiaomi Poco F1 mobile phones + or the JDI panels used in Xiaomi Mi Mix2S mobile phones. config DRM_PANEL_NOVATEK_NT36672E tristate "Novatek NT36672E DSI panel" diff --git a/drivers/gpu/drm/panel/panel-novatek-nt36672a.c b/drivers/gpu/drm/panel/panel-novatek-nt36672a.c index f7518ec469176a4e2d4f2b03f8e77f03511a12a7..a0271ca5feeb125a9d57b3b1ac47a7933cf06226 100644 --- a/drivers/gpu/drm/panel/panel-novatek-nt36672a.c +++ b/drivers/gpu/drm/panel/panel-novatek-nt36672a.c @@ -3,13 +3,16 @@ * Copyright (C) 2020 Linaro Ltd * Author: Sumit Semwal <[email protected]> * - * This driver is for the DSI interface to panels using the NT36672A display driver IC - * from Novatek. - * Currently supported are the Tianma FHD+ panels found in some Xiaomi phones, including - * some variants of the Poco F1 phone. + * Copyright (C) 2022 Molly Sophia <[email protected]> * - * Panels using the Novatek NT37762A IC should add appropriate configuration per-panel and - * use this driver. + * This driver is for the DSI interface to panels using the NT36672A/NT35596S + * display driver IC from Novatek. + * Currently supported are the Tianma FHD+ panels found in some Xiaomi phones, + * including some variants of the Poco F1 phone, and the JDI FHD+ panels found + * in Xiaomi Mi Mix 2S phones. + * + * Panels using the Novatek NT37762A or NT35596S IC should add appropriate + * configuration per-panel and use this driver. */ #include <linux/delay.h> @@ -591,6 +594,212 @@ static const struct nt36672a_panel_desc tianma_fhd_video_panel_desc = { .num_off_cmds = ARRAY_SIZE(tianma_fhd_video_off_cmds), }; +static const struct nt36672a_panel_cmd jdi_nt35596s_video_on_cmds[] = { + { .data = { 0xff, 0x24 } }, + { .data = { 0x9d, 0x34 } }, + { .data = { 0xfb, 0x01 } }, + { .data = { 0xc4, 0x25 } }, + { .data = { 0xd1, 0x08 } }, + { .data = { 0xd2, 0x84 } }, + { .data = { 0xff, 0x26 } }, + { .data = { 0xfb, 0x01 } }, + { .data = { 0x03, 0x1c } }, + { .data = { 0x3b, 0x08 } }, + { .data = { 0x6b, 0x08 } }, + { .data = { 0x97, 0x08 } }, + { .data = { 0xc5, 0x08 } }, + { .data = { 0xfb, 0x01 } }, + { .data = { 0xff, 0x23 } }, + { .data = { 0xfb, 0x01 } }, + { .data = { 0x01, 0x84 } }, + { .data = { 0x05, 0x2d } }, + { .data = { 0x06, 0x00 } }, + { .data = { 0x33, 0x07 } }, + { .data = { 0x21, 0xee } }, + { .data = { 0x22, 0xed } }, + { .data = { 0x23, 0xea } }, + { .data = { 0x24, 0xe8 } }, + { .data = { 0x25, 0xe5 } }, + { .data = { 0x26, 0xe2 } }, + { .data = { 0x27, 0xde } }, + { .data = { 0x28, 0xbb } }, + { .data = { 0x29, 0x87 } }, + { .data = { 0x2a, 0x77 } }, + { .data = { 0x32, 0x0c } }, + { .data = { 0x13, 0x3f } }, + { .data = { 0x14, 0x34 } }, + { .data = { 0x15, 0x2a } }, + { .data = { 0x16, 0x25 } }, + { .data = { 0x17, 0x9d } }, + { .data = { 0x18, 0x9a } }, + { .data = { 0x19, 0x97 } }, + { .data = { 0x1a, 0x94 } }, + { .data = { 0x1b, 0x91 } }, + { .data = { 0x1c, 0x8e } }, + { .data = { 0x1d, 0x8b } }, + { .data = { 0x1e, 0x89 } }, + { .data = { 0x1f, 0x86 } }, + { .data = { 0x20, 0x83 } }, + { .data = { 0xff, 0x22 } }, + { .data = { 0x00, 0x0a } }, + { .data = { 0x01, 0x43 } }, + { .data = { 0x02, 0x5b } }, + { .data = { 0x03, 0x6a } }, + { .data = { 0x04, 0x7a } }, + { .data = { 0x05, 0x82 } }, + { .data = { 0x06, 0x85 } }, + { .data = { 0x07, 0x80 } }, + { .data = { 0x08, 0x7c } }, + { .data = { 0x09, 0x7c } }, + { .data = { 0x0a, 0x74 } }, + { .data = { 0x0b, 0x71 } }, + { .data = { 0x0c, 0x6e } }, + { .data = { 0x0d, 0x68 } }, + { .data = { 0x0e, 0x65 } }, + { .data = { 0x0f, 0x5c } }, + { .data = { 0x10, 0x32 } }, + { .data = { 0x11, 0x18 } }, + { .data = { 0x12, 0x00 } }, + { .data = { 0x13, 0x00 } }, + { .data = { 0x1a, 0x00 } }, + { .data = { 0x1b, 0x00 } }, + { .data = { 0x1c, 0x00 } }, + { .data = { 0x1d, 0x00 } }, + { .data = { 0x1e, 0x00 } }, + { .data = { 0x1f, 0x00 } }, + { .data = { 0x20, 0x00 } }, + { .data = { 0x21, 0x00 } }, + { .data = { 0x22, 0x00 } }, + { .data = { 0x23, 0x00 } }, + { .data = { 0x24, 0x00 } }, + { .data = { 0x25, 0x00 } }, + { .data = { 0x26, 0x00 } }, + { .data = { 0x27, 0x00 } }, + { .data = { 0x28, 0x00 } }, + { .data = { 0x29, 0x00 } }, + { .data = { 0x2a, 0x00 } }, + { .data = { 0x2b, 0x00 } }, + { .data = { 0x2f, 0x00 } }, + { .data = { 0x30, 0x00 } }, + { .data = { 0x31, 0x00 } }, + { .data = { 0x32, 0x0c } }, + { .data = { 0x33, 0x0c } }, + { .data = { 0x34, 0x0c } }, + { .data = { 0x35, 0x0b } }, + { .data = { 0x36, 0x09 } }, + { .data = { 0x37, 0x09 } }, + { .data = { 0x38, 0x08 } }, + { .data = { 0x39, 0x05 } }, + { .data = { 0x3a, 0x03 } }, + { .data = { 0x3b, 0x00 } }, + { .data = { 0x3f, 0x00 } }, + { .data = { 0x40, 0x00 } }, + { .data = { 0x41, 0x00 } }, + { .data = { 0x42, 0x00 } }, + { .data = { 0x43, 0x00 } }, + { .data = { 0x44, 0x00 } }, + { .data = { 0x45, 0x00 } }, + { .data = { 0x46, 0x00 } }, + { .data = { 0x47, 0x00 } }, + { .data = { 0x48, 0x00 } }, + { .data = { 0x49, 0x03 } }, + { .data = { 0x4a, 0x06 } }, + { .data = { 0x4b, 0x07 } }, + { .data = { 0x4c, 0x07 } }, + { .data = { 0x53, 0x01 } }, + { .data = { 0x54, 0x01 } }, + { .data = { 0x55, 0x89 } }, + { .data = { 0x56, 0x00 } }, + { .data = { 0x58, 0x00 } }, + { .data = { 0x68, 0x00 } }, + { .data = { 0x84, 0xff } }, + { .data = { 0x85, 0xff } }, + { .data = { 0x86, 0x03 } }, + { .data = { 0x87, 0x00 } }, + { .data = { 0x88, 0x00 } }, + { .data = { 0xa2, 0x20 } }, + { .data = { 0xa9, 0x01 } }, + { .data = { 0xaa, 0x12 } }, + { .data = { 0xab, 0x13 } }, + { .data = { 0xac, 0x0a } }, + { .data = { 0xad, 0x74 } }, + { .data = { 0xaf, 0x33 } }, + { .data = { 0xb0, 0x03 } }, + { .data = { 0xb1, 0x14 } }, + { .data = { 0xb2, 0x42 } }, + { .data = { 0xb3, 0x40 } }, + { .data = { 0xb4, 0xa5 } }, + { .data = { 0xb6, 0x44 } }, + { .data = { 0xb7, 0x04 } }, + { .data = { 0xb8, 0x14 } }, + { .data = { 0xb9, 0x42 } }, + { .data = { 0xba, 0x40 } }, + { .data = { 0xbb, 0xa5 } }, + { .data = { 0xbd, 0x44 } }, + { .data = { 0xbe, 0x04 } }, + { .data = { 0xbf, 0x00 } }, + { .data = { 0xc0, 0x75 } }, + { .data = { 0xc1, 0x6a } }, + { .data = { 0xc2, 0xa5 } }, + { .data = { 0xc4, 0x22 } }, + { .data = { 0xc5, 0x02 } }, + { .data = { 0xc6, 0x00 } }, + { .data = { 0xc7, 0x95 } }, + { .data = { 0xc8, 0x8a } }, + { .data = { 0xc9, 0xa5 } }, + { .data = { 0xcb, 0x22 } }, + { .data = { 0xcc, 0x02 } }, + { .data = { 0xcd, 0x00 } }, + { .data = { 0xce, 0xb5 } }, + { .data = { 0xcf, 0xaa } }, + { .data = { 0xd0, 0xa5 } }, + { .data = { 0xd2, 0x22 } }, + { .data = { 0xd3, 0x02 } }, + { .data = { 0xfb, 0x01 } }, + { .data = { 0xff, 0x10 } }, + { .data = { 0x26, 0x02 } }, + { .data = { 0x35, 0x00 } }, + { .data = { 0x51, 0xff } }, + { .data = { 0x53, 0x24 } }, + { .data = { 0x55, 0x00 } }, + { .data = { 0xb0, 0x00 } }, +}; + +static const struct drm_display_mode jdi_nt35596s_video_panel_mode = { + .clock = (1080 + 16 + 28 + 40) * (2160 + 7 + 4 + 24) * 60 / 1000, + + .hdisplay = 1080, + .hsync_start = 1080 + 16, + .hsync_end = 1080 + 16 + 28, + .htotal = 1080 + 16 + 28 + 40, + + .vdisplay = 2160, + .vsync_start = 2160 + 7, + .vsync_end = 2160 + 7 + 4, + .vtotal = 2160 + 7 + 4 + 24, + + .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +}; + +static const struct nt36672a_panel_desc jdi_nt35596s_video_panel_desc = { + .display_mode = &jdi_nt35596s_video_panel_mode, + + .width_mm = 68, + .height_mm = 136, + + .mode_flags = MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_VIDEO | + MIPI_DSI_MODE_VIDEO_HSE | MIPI_DSI_CLOCK_NON_CONTINUOUS | + MIPI_DSI_MODE_VIDEO_BURST, + .format = MIPI_DSI_FMT_RGB888, + .lanes = 4, + .on_cmds_1 = jdi_nt35596s_video_on_cmds, + .num_on_cmds_1 = ARRAY_SIZE(jdi_nt35596s_video_on_cmds), + .on_cmds_2 = NULL, + .num_on_cmds_2 = 0, + .off_cmds = NULL, + .num_off_cmds = 0, +}; + static int nt36672a_panel_add(struct nt36672a_panel *pinfo) { struct device *dev = &pinfo->link->dev; @@ -668,6 +877,7 @@ static void nt36672a_panel_remove(struct mipi_dsi_device *dsi) static const struct of_device_id tianma_fhd_video_of_match[] = { { .compatible = "tianma,fhd-video", .data = &tianma_fhd_video_panel_desc }, + { .compatible = "jdi,fhd-nt35596s", .data = &jdi_nt35596s_video_panel_desc }, { }, }; MODULE_DEVICE_TABLE(of, tianma_fhd_video_of_match); @@ -683,5 +893,6 @@ static struct mipi_dsi_driver nt36672a_panel_driver = { module_mipi_dsi_driver(nt36672a_panel_driver); MODULE_AUTHOR("Sumit Semwal <[email protected]>"); -MODULE_DESCRIPTION("NOVATEK NT36672A based MIPI-DSI LCD panel driver"); +MODULE_AUTHOR("Molly Sophia <[email protected]>"); +MODULE_DESCRIPTION("NOVATEK NT36672A/NT35596S based MIPI-DSI LCD panel driver"); MODULE_LICENSE("GPL"); -- 2.51.0
