[PATCH] drm/panel/tianma-tl057fvxp01: add panel for Motorola Moto G6

[Julian Braha]

This is a 5.7" 2160x1080 panel found on the Motorola Moto G6.
There may be other smartphones using it, as well.

Signed-off-by: Julian Braha <julianbraha at gmail.com>
---
 drivers/gpu/drm/panel/Kconfig                 |  7 ++
 drivers/gpu/drm/panel/Makefile                |  1 +
 .../gpu/drm/panel/panel-tianma-tl057fvxp01.c  | 92 +++++++++++++++++++
 3 files changed, 100 insertions(+)
 create mode 100644 drivers/gpu/drm/panel/panel-tianma-tl057fvxp01.c

diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
index beb581b96ecd..9e8a5fffa626 100644
--- a/drivers/gpu/drm/panel/Kconfig
+++ b/drivers/gpu/drm/panel/Kconfig
@@ -557,6 +557,13 @@ config DRM_PANEL_TDO_TL070WSH30
 	  24 bit RGB per pixel. It provides a MIPI DSI interface to
 	  the host, a built-in LED backlight and touch controller.
 
+config DRM_PANEL_TIANMA_TL057FVXP01
+	tristate "Tianma TL057FVXP01 panel"
+	select DRM_PANEL_MIPI_DSI_COMMON
+	help
+	  Say Y here if you want to enable support for the Tianma TL057FVXP01
+	  2160x1080 5.7" panel (found on the Motorola Moto G6).
+
 config DRM_PANEL_TPO_TD028TTEC1
 	tristate "Toppoly (TPO) TD028TTEC1 panel driver"
 	depends on OF && SPI
diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
index c8132050bcec..9bdc2a12e719 100644
--- a/drivers/gpu/drm/panel/Makefile
+++ b/drivers/gpu/drm/panel/Makefile
@@ -57,6 +57,7 @@ obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7789V) += panel-sitronix-st7789v.o
 obj-$(CONFIG_DRM_PANEL_SONY_ACX424AKP) += panel-sony-acx424akp.o
 obj-$(CONFIG_DRM_PANEL_SONY_ACX565AKM) += panel-sony-acx565akm.o
 obj-$(CONFIG_DRM_PANEL_TDO_TL070WSH30) += panel-tdo-tl070wsh30.o
+obj-$(CONFIG_DRM_PANEL_TIANMA_TL057FVXP01) += panel-tianma-tl057fvxp01.o
 obj-$(CONFIG_DRM_PANEL_TPO_TD028TTEC1) += panel-tpo-td028ttec1.o
 obj-$(CONFIG_DRM_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o
 obj-$(CONFIG_DRM_PANEL_TPO_TPG110) += panel-tpo-tpg110.o
diff --git a/drivers/gpu/drm/panel/panel-tianma-tl057fvxp01.c b/drivers/gpu/drm/panel/panel-tianma-tl057fvxp01.c
new file mode 100644
index 000000000000..903ce8f35b75
--- /dev/null
+++ b/drivers/gpu/drm/panel/panel-tianma-tl057fvxp01.c
@@ -0,0 +1,92 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2021 Julian Braha <julianbraha at gmail.com>
+ * Copyright (c) 2021, The Linux Foundation. All rights reserved.
+ * Generated with linux-mdss-dsi-panel-driver-generator from vendor device tree
+ */
+
+#include <linux/delay.h>
+#include <linux/gpio/consumer.h>
+#include <linux/module.h>
+#include <linux/of.h>
+
+#include <video/mipi_display.h>
+
+#include "panel-mipi-dsi-common.h"
+
+static void tianma_tl057fvxp01_reset(struct gpio_desc *reset_gpio)
+{
+	gpiod_set_value_cansleep(reset_gpio, 0);
+	usleep_range(5000, 6000);
+	gpiod_set_value_cansleep(reset_gpio, 1);
+	usleep_range(1000, 2000);
+	gpiod_set_value_cansleep(reset_gpio, 0);
+	usleep_range(10000, 11000);
+}
+
+static int tianma_tl057fvxp01_on(struct mipi_dsi_device *dsi)
+{
+	struct device *dev = &dsi->dev;
+	int ret;
+
+	dsi_dcs_write_seq(dsi, 0x00, 0x00);
+	dsi_dcs_write_seq(dsi, 0xff, 0x19, 0x11, 0x01);
+	dsi_dcs_write_seq(dsi, 0x00, 0x80);
+	dsi_dcs_write_seq(dsi, 0xff, 0x19, 0x11);
+	dsi_dcs_write_seq(dsi, 0x00, 0xb0);
+	dsi_dcs_write_seq(dsi, 0xb3, 0x04, 0x38, 0x08, 0x70);
+	dsi_dcs_write_seq(dsi, 0x00, 0x00);
+	dsi_dcs_write_seq(dsi, 0xff, 0xff, 0xff, 0xff);
+	dsi_dcs_write_seq(dsi, 0x35, 0x00);
+	dsi_dcs_write_seq(dsi, 0x51, 0xcc, 0x08);
+	dsi_dcs_write_seq(dsi, 0x53, 0x2c);
+	dsi_dcs_write_seq(dsi, 0x55, 0x01);
+
+	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 display on: %d\n", ret);
+		return ret;
+	}
+	usleep_range(10000, 11000);
+
+	return 0;
+}
+
+static const struct panel_mipi_dsi_info tianma_tl057fvxp01_info = {
+	.mode = {
+		.clock = (1080 + 53 + 4 + 53) * (2160 + 14 + 1 + 11) * 60 / 1000,
+		.hdisplay = 1080,
+		.hsync_start = 1080 + 53,
+		.hsync_end = 1080 + 53 + 4,
+		.htotal = 1080 + 53 + 4 + 53,
+		.vdisplay = 2160,
+		.vsync_start = 2160 + 14,
+		.vsync_end = 2160 + 14 + 1,
+		.vtotal = 2160 + 14 + 1 + 11,
+		.width_mm = 62,
+		.height_mm = 110,
+	},
+
+	.reset = tianma_tl057fvxp01_reset,
+	.power_on = tianma_tl057fvxp01_on,
+
+	.lanes = 4,
+	.format = MIPI_DSI_FMT_RGB888,
+	.mode_flags = MIPI_DSI_MODE_VIDEO
+		    | MIPI_DSI_MODE_VIDEO_BURST
+		    | MIPI_DSI_CLOCK_NON_CONTINUOUS
+		    | MIPI_DSI_MODE_LPM
+};
+
+MIPI_DSI_PANEL_DRIVER(tianma_tl057fvxp01, "tianma-tl057fvxp01", "tianma,tl057fvxp01");
+
+MODULE_AUTHOR("Julian Braha <julianbraha at gmail.com>");
+MODULE_DESCRIPTION("Tianma TL057FVXP01 panel driver");
+MODULE_LICENSE("GPL v2");
-- 
2.25.1