drivers/gpu/drm/panel/panel-visionox-rm692e5.c

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/panel/panel-visionox-rm692e5.c

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/panel/panel-visionox-rm692e5.c
Extension
.c
Size
14854 bytes
Lines
443
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

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);

Annotation

Implementation Notes