[PATCH 2/4] drm/panel: Add Visionox RM692E5 panel driver

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From: Eugene Lepshy <fekz115@xxxxxxxxx>

Add the driver for Visionox RM692E5 panel support found in Nothing
Phone (1).

Signed-off-by: Eugene Lepshy <fekz115@xxxxxxxxx>
Co-developed-by: Danila Tikhonov <danila@xxxxxxxxxxx>
Signed-off-by: Danila Tikhonov <danila@xxxxxxxxxxx>
---
 drivers/gpu/drm/panel/Kconfig                 |  10 +
 drivers/gpu/drm/panel/Makefile                |   1 +
 .../gpu/drm/panel/panel-visionox-rm692e5.c    | 433 ++++++++++++++++++
 3 files changed, 444 insertions(+)
 create mode 100644 drivers/gpu/drm/panel/panel-visionox-rm692e5.c

diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
index d7469c565d1d..66b2827169fb 100644
--- a/drivers/gpu/drm/panel/Kconfig
+++ b/drivers/gpu/drm/panel/Kconfig
@@ -996,6 +996,16 @@ config DRM_PANEL_VISIONOX_RM69299
 	  Say Y here if you want to enable support for Visionox
 	  RM69299  DSI Video Mode panel.
 
+config DRM_PANEL_VISIONOX_RM692E5
+	tristate "Visionox RM692E5"
+	depends on OF
+	depends on DRM_MIPI_DSI
+	depends on BACKLIGHT_CLASS_DEVICE
+	help
+	  Say Y here if you want to enable support for Visionox RM692E5 amoled
+	  display panels, such as the one found in the Nothing Phone (1)
+	  smartphone.
+
 config DRM_PANEL_VISIONOX_VTDR6130
 	tristate "Visionox VTDR6130"
 	depends on OF
diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
index 7dcf72646cac..6177f2d4113e 100644
--- a/drivers/gpu/drm/panel/Makefile
+++ b/drivers/gpu/drm/panel/Makefile
@@ -100,6 +100,7 @@ obj-$(CONFIG_DRM_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o
 obj-$(CONFIG_DRM_PANEL_TPO_TPG110) += panel-tpo-tpg110.o
 obj-$(CONFIG_DRM_PANEL_TRULY_NT35597_WQXGA) += panel-truly-nt35597.o
 obj-$(CONFIG_DRM_PANEL_VISIONOX_RM69299) += panel-visionox-rm69299.o
+obj-$(CONFIG_DRM_PANEL_VISIONOX_RM692E5) += panel-visionox-rm692e5.o
 obj-$(CONFIG_DRM_PANEL_VISIONOX_VTDR6130) += panel-visionox-vtdr6130.o
 obj-$(CONFIG_DRM_PANEL_VISIONOX_R66451) += panel-visionox-r66451.o
 obj-$(CONFIG_DRM_PANEL_WIDECHIPS_WS2401) += panel-widechips-ws2401.o
diff --git a/drivers/gpu/drm/panel/panel-visionox-rm692e5.c b/drivers/gpu/drm/panel/panel-visionox-rm692e5.c
new file mode 100644
index 000000000000..abaa035f3a92
--- /dev/null
+++ b/drivers/gpu/drm/panel/panel-visionox-rm692e5.c
@@ -0,0 +1,433 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Generated with linux-mdss-dsi-panel-driver-generator from vendor device tree:
+ * Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2025, Eugene Lepshy <fekz115@xxxxxxxxx>
+ * Copyright (c) 2025, Danila Tikhonov <danila@xxxxxxxxxxx>
+ */
+
+#include <linux/backlight.h>
+#include <linux/delay.h>
+#include <linux/gpio/consumer.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/regulator/consumer.h>
+
+#include <video/mipi_display.h>
+
+#include <drm/display/drm_dsc.h>
+#include <drm/display/drm_dsc_helper.h>
+#include <drm/drm_mipi_dsi.h>
+#include <drm/drm_modes.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_probe_helper.h>
+
+struct visionox_rm692e5 {
+	struct drm_panel panel;
+	struct mipi_dsi_device *dsi;
+	struct drm_dsc_config dsc;
+	struct gpio_desc *reset_gpio;
+	struct regulator_bulk_data *supplies;
+};
+
+static const struct regulator_bulk_data visionox_rm692e5_supplies[] = {
+	{ .supply = "vddio" },	/* 1p8 */
+	{ .supply = "vdd" },	/* 3p3 */
+};
+
+static inline
+struct visionox_rm692e5 *to_visionox_rm692e5(struct drm_panel *panel)
+{
+	return container_of(panel, struct visionox_rm692e5, panel);
+}
+
+static void visionox_rm692e5_reset(struct visionox_rm692e5 *ctx)
+{
+	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
+	usleep_range(10000, 11000);
+	gpiod_set_value_cansleep(ctx->reset_gpio, 1);
+	usleep_range(1000, 2000);
+	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
+	msleep(32);
+}
+
+static int visionox_rm692e5_on(struct visionox_rm692e5 *ctx)
+{
+	struct mipi_dsi_device *dsi = ctx->dsi;
+	struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
+
+	dsi->mode_flags |= MIPI_DSI_MODE_LPM;
+
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0x40);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xbd, 0x07);
+	mipi_dsi_usleep_range(&dsi_ctx, 17000, 18000);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0xd2);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x50, 0x11);
+	mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx, 0x00ab);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x52, 0x30);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_CONTROL_DISPLAY, 0x09);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x54, 0x60);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_POWER_SAVE, 0x04);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x56, 0x38);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x58, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x59, 0x14);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5a, 0x02);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5b, 0x1c);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5c, 0x02);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5d, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_SET_CABC_MIN_BRIGHTNESS, 0x20);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5f, 0x01);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x60, 0xe8);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x61, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x62, 0x07);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x63, 0x0c);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x64, 0x05);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x65, 0x0e);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x66, 0x05);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x67, 0x16);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x68, 0x18);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x69, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6a, 0x10);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6b, 0xf0);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6c, 0x07);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6d, 0x10);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6e, 0x20);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6f, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x70, 0x06);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x71, 0x0f);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x72, 0x0f);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x73, 0x33);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x74, 0x0e);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x75, 0x1c);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x76, 0x2a);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x77, 0x38);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x78, 0x46);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x79, 0x54);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7a, 0x62);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7b, 0x69);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7c, 0x70);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7d, 0x77);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7e, 0x79);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7f, 0x7b);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x80, 0x7d);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x81, 0x7e);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x82, 0x01);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x83, 0x02);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x84, 0x22);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x85, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x86, 0x2a);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x87, 0x40);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x88, 0x2a);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x89, 0xbe);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8a, 0x3a);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8b, 0xfc);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8c, 0x3a);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8d, 0xfa);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8e, 0x3a);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8f, 0xf8);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x90, 0x3b);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x91, 0x38);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x92, 0x3b);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x93, 0x78);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x94, 0x3b);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x95, 0xb6);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x96, 0x4b);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x97, 0xf6);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x98, 0x4c);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x99, 0x34);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9a, 0x4c);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9b, 0x74);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9c, 0x5c);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9d, 0x74);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9e, 0x8c);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9f, 0xf4);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_READ_PPS_START, 0x02);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa3, 0x1c);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa4, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa5, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa6, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa7, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_READ_PPS_CONTINUE, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xaa, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa0, 0x80);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0xa1);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xcd, 0x6b);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xce, 0xbb);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0xd1);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xb4, 0x01);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0x38);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x17, 0x0f);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x18, 0x0f);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfa, 0x01);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xc2, 0x08);
+	mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
+	mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx, 0x000d);
+	mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
+	mipi_dsi_msleep(&dsi_ctx, 50);
+	mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
+	mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000);
+
+	return dsi_ctx.accum_err;
+}
+
+static int visionox_rm692e5_disable(struct drm_panel *panel)
+{
+	struct visionox_rm692e5 *ctx = to_visionox_rm692e5(panel);
+	struct mipi_dsi_device *dsi = ctx->dsi;
+	struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
+
+	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
+
+	mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
+	mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000);
+	mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
+	mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000);
+
+	return dsi_ctx.accum_err;
+}
+
+static int visionox_rm692e5_prepare(struct drm_panel *panel)
+{
+	struct visionox_rm692e5 *ctx = to_visionox_rm692e5(panel);
+	struct drm_dsc_picture_parameter_set pps;
+	struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi };
+
+	dsi_ctx.accum_err = regulator_bulk_enable(ARRAY_SIZE
+				(visionox_rm692e5_supplies), ctx->supplies);
+	if (dsi_ctx.accum_err)
+		return dsi_ctx.accum_err;
+
+	visionox_rm692e5_reset(ctx);
+	visionox_rm692e5_on(ctx);
+	drm_dsc_pps_payload_pack(&pps, &ctx->dsc);
+	mipi_dsi_picture_parameter_set_multi(&dsi_ctx, &pps);
+	mipi_dsi_compression_mode_ext_multi(&dsi_ctx, true, MIPI_DSI_COMPRESSION_DSC, 0);
+
+	mipi_dsi_msleep(&dsi_ctx, 28);
+
+	if (dsi_ctx.accum_err) {
+		gpiod_set_value_cansleep(ctx->reset_gpio, 1);
+		regulator_bulk_disable(ARRAY_SIZE(visionox_rm692e5_supplies),
+				       ctx->supplies);
+	}
+
+	return dsi_ctx.accum_err;
+}
+
+static int visionox_rm692e5_unprepare(struct drm_panel *panel)
+{
+	struct visionox_rm692e5 *ctx = to_visionox_rm692e5(panel);
+
+	gpiod_set_value_cansleep(ctx->reset_gpio, 1);
+	regulator_bulk_disable(ARRAY_SIZE(visionox_rm692e5_supplies),
+			       ctx->supplies);
+
+	return 0;
+}
+
+static const struct drm_display_mode visionox_rm692e5_modes[] = {
+	/* Let's initialize the highest frequency first */
+	{ /* 120Hz mode */
+		.clock = (1080 + 26 + 39 + 36) * (2400 + 16 + 21 + 16) * 120 / 1000,
+		.hdisplay = 1080,
+		.hsync_start = 1080 + 26,
+		.hsync_end = 1080 + 26 + 39,
+		.htotal = 1080 + 26 + 39 + 36,
+		.vdisplay = 2400,
+		.vsync_start = 2400 + 16,
+		.vsync_end = 2400 + 16 + 21,
+		.vtotal = 2400 + 16 + 21 + 16,
+		.width_mm = 68,
+		.height_mm = 152,
+		.type = DRM_MODE_TYPE_DRIVER,
+	},
+	{ /* 90Hz mode */
+		.clock = (1080 + 26 + 39 + 36) * (2400 + 16 + 21 + 16) * 90 / 1000,
+		.hdisplay = 1080,
+		.hsync_start = 1080 + 26,
+		.hsync_end = 1080 + 26 + 39,
+		.htotal = 1080 + 26 + 39 + 36,
+		.vdisplay = 2400,
+		.vsync_start = 2400 + 16,
+		.vsync_end = 2400 + 16 + 21,
+		.vtotal = 2400 + 16 + 21 + 16,
+		.width_mm = 68,
+		.height_mm = 152,
+		.type = DRM_MODE_TYPE_DRIVER,
+	},
+	{ /* 60Hz mode */
+		.clock = (1080 + 26 + 39 + 36) * (2400 + 16 + 21 + 16) * 60 / 1000,
+		.hdisplay = 1080,
+		.hsync_start = 1080 + 26,
+		.hsync_end = 1080 + 26 + 39,
+		.htotal = 1080 + 26 + 39 + 36,
+		.vdisplay = 2400,
+		.vsync_start = 2400 + 16,
+		.vsync_end = 2400 + 16 + 21,
+		.vtotal = 2400 + 16 + 21 + 16,
+		.width_mm = 68,
+		.height_mm = 152,
+		.type = DRM_MODE_TYPE_DRIVER,
+	},
+};
+
+static int visionox_rm692e5_get_modes(struct drm_panel *panel,
+						   struct drm_connector *connector)
+{
+	int count = 0;
+
+	for (int i = 0; i < ARRAY_SIZE(visionox_rm692e5_modes); i++) {
+		count += drm_connector_helper_get_modes_fixed(connector,
+						    &visionox_rm692e5_modes[i]);
+	}
+
+	return count;
+}
+
+static const struct drm_panel_funcs visionox_rm692e5_panel_funcs = {
+	.prepare = visionox_rm692e5_prepare,
+	.unprepare = visionox_rm692e5_unprepare,
+	.disable = visionox_rm692e5_disable,
+	.get_modes = visionox_rm692e5_get_modes,
+};
+
+static int visionox_rm692e5_bl_update_status(struct backlight_device *bl)
+{
+	struct mipi_dsi_device *dsi = bl_get_data(bl);
+	u16 brightness = backlight_get_brightness(bl);
+	int ret;
+
+	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
+
+	ret = mipi_dsi_dcs_set_display_brightness_large(dsi, brightness);
+	if (ret < 0)
+		return ret;
+
+	dsi->mode_flags |= MIPI_DSI_MODE_LPM;
+
+	return 0;
+}
+
+static int visionox_rm692e5_bl_get_brightness(struct backlight_device *bl)
+{
+	struct mipi_dsi_device *dsi = bl_get_data(bl);
+	u16 brightness;
+	int ret;
+
+	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
+
+	ret = mipi_dsi_dcs_get_display_brightness_large(dsi, &brightness);
+	if (ret < 0)
+		return ret;
+
+	dsi->mode_flags |= MIPI_DSI_MODE_LPM;
+
+	return brightness;
+}
+
+static const struct backlight_ops visionox_rm692e5_bl_ops = {
+	.update_status = visionox_rm692e5_bl_update_status,
+	.get_brightness = visionox_rm692e5_bl_get_brightness,
+};
+
+static struct backlight_device *
+visionox_rm692e5_create_backlight(struct mipi_dsi_device *dsi)
+{
+	struct device *dev = &dsi->dev;
+	const struct backlight_properties props = {
+		.type = BACKLIGHT_RAW,
+		.brightness = 2047,
+		.max_brightness = 4095,
+	};
+
+	return devm_backlight_device_register(dev, dev_name(dev), dev, dsi,
+					      &visionox_rm692e5_bl_ops, &props);
+}
+
+static int visionox_rm692e5_probe(struct mipi_dsi_device *dsi)
+{
+	struct device *dev = &dsi->dev;
+	struct visionox_rm692e5 *ctx;
+	int ret;
+
+	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
+	if (!ctx)
+		return -ENOMEM;
+
+	ret = devm_regulator_bulk_get_const(&dsi->dev,
+					    ARRAY_SIZE(visionox_rm692e5_supplies),
+					    visionox_rm692e5_supplies,
+					    &ctx->supplies);
+	if (ret < 0)
+		return dev_err_probe(dev, ret, "Failed to get regulators\n");
+
+	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 = MIPI_DSI_CLOCK_NON_CONTINUOUS;
+
+	drm_panel_init(&ctx->panel, dev, &visionox_rm692e5_panel_funcs,
+		       DRM_MODE_CONNECTOR_DSI);
+	ctx->panel.prepare_prev_first = true;
+
+	ctx->panel.backlight = visionox_rm692e5_create_backlight(dsi);
+	if (IS_ERR(ctx->panel.backlight))
+		return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),
+				     "Failed to create backlight\n");
+
+	drm_panel_add(&ctx->panel);
+
+	dsi->dsc = &ctx->dsc;
+	ctx->dsc.dsc_version_major = 1;
+	ctx->dsc.dsc_version_minor = 1;
+	ctx->dsc.slice_height = 20;
+	ctx->dsc.slice_width = 540;
+	ctx->dsc.slice_count = 1080 / ctx->dsc.slice_width;
+	ctx->dsc.bits_per_component = 10;
+	ctx->dsc.bits_per_pixel = 8 << 4;
+	ctx->dsc.block_pred_enable = true;
+
+	ret = devm_mipi_dsi_attach(dev, dsi);
+	if (ret < 0) {
+		drm_panel_remove(&ctx->panel);
+		return dev_err_probe(dev, ret, "Failed to attach to DSI host\n");
+	}
+
+	return 0;
+}
+
+static void visionox_rm692e5_remove(struct mipi_dsi_device *dsi)
+{
+	struct visionox_rm692e5 *ctx = mipi_dsi_get_drvdata(dsi);
+
+	drm_panel_remove(&ctx->panel);
+}
+
+static const struct of_device_id visionox_rm692e5_of_match[] = {
+	{ .compatible = "visionox,rm692e5" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, visionox_rm692e5_of_match);
+
+static struct mipi_dsi_driver visionox_rm692e5_driver = {
+	.probe = visionox_rm692e5_probe,
+	.remove = visionox_rm692e5_remove,
+	.driver = {
+		.name = "panel-visionox-rm692e5",
+		.of_match_table = visionox_rm692e5_of_match,
+	},
+};
+module_mipi_dsi_driver(visionox_rm692e5_driver);
+
+MODULE_AUTHOR("Eugene Lepshy <fekz115@xxxxxxxxx>");
+MODULE_AUTHOR("Danila Tikhonov <danila@xxxxxxxxxxx>");
+MODULE_DESCRIPTION("DRM driver for Visionox RM692E5 cmd mode dsi panel");
+MODULE_LICENSE("GPL");
-- 
2.48.1





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