Commit 0fbbe96b authored by Michael Riesch's avatar Michael Riesch Committed by Neil Armstrong
Browse files

drm/panel: sitronix-st7789v: add jasonic jt240mhqs-hwt-ek-e3 support 



The Jasonic JT240MHQS-HWT-EK-E3 is a custom panel using the Sitronix
ST7789V controller. While the controller features a resolution of
320x240, only an area of 280x240 is visible by design.

Signed-off-by: default avatarMichael Riesch <michael.riesch@wolfvision.net>
Reviewed-by: default avatarNeil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: default avatarNeil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230718-feature-lcd-panel-v2-4-2485ca07b49d@wolfvision.net
parent a82db604

drivers/gpu/drm/panel/panel-sitronix-st7789v.c

+29 −0
Original line number Original line Diff line number Diff line
@@ -279,6 +279,21 @@ static const struct drm_display_mode et028013dma_mode = { 
	.flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC,

	.flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC,

};

};





static const struct drm_display_mode jt240mhqs_hwt_ek_e3_mode = {

	.clock = 6000,

	.hdisplay = 240,

	.hsync_start = 240 + 28,

	.hsync_end = 240 + 28 + 10,

	.htotal = 240 + 28 + 10 + 10,

	.vdisplay = 280,

	.vsync_start = 280 + 8,

	.vsync_end = 280 + 8 + 4,

	.vtotal = 280 + 8 + 4 + 4,

	.width_mm = 43,

	.height_mm = 37,

	.flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC,

};



static const struct st7789_panel_info default_panel = {

static const struct st7789_panel_info default_panel = {

	.mode = &default_mode,

	.mode = &default_mode,

	.invert_mode = true,

	.invert_mode = true,
@@ -303,6 +318,17 @@ static const struct st7789_panel_info et028013dma_panel = { 
		     DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE,

		     DRM_BUS_FLAG_PIXDATA_SAMPLE_POSEDGE,

};

};





static const struct st7789_panel_info jt240mhqs_hwt_ek_e3_panel = {

	.mode = &jt240mhqs_hwt_ek_e3_mode,

	.invert_mode = true,

	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,

	.bus_flags = DRM_BUS_FLAG_DE_HIGH |

		     DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE,

	.partial_mode = true,

	.partial_start = 38,

	.partial_end = 318,

};



static int st7789v_get_modes(struct drm_panel *panel,

static int st7789v_get_modes(struct drm_panel *panel,

			     struct drm_connector *connector)

			     struct drm_connector *connector)

{

{
@@ -635,6 +661,7 @@ static const struct spi_device_id st7789v_spi_id[] = { 
	{ "st7789v", (unsigned long) &default_panel },

	{ "st7789v", (unsigned long) &default_panel },

	{ "t28cp45tn89-v17", (unsigned long) &t28cp45tn89_panel },

	{ "t28cp45tn89-v17", (unsigned long) &t28cp45tn89_panel },

	{ "et028013dma", (unsigned long) &et028013dma_panel },

	{ "et028013dma", (unsigned long) &et028013dma_panel },

	{ "jt240mhqs-hwt-ek-e3", (unsigned long) &jt240mhqs_hwt_ek_e3_panel },

	{ }

	{ }

};

};

MODULE_DEVICE_TABLE(spi, st7789v_spi_id);

MODULE_DEVICE_TABLE(spi, st7789v_spi_id);
@@ -643,6 +670,8 @@ static const struct of_device_id st7789v_of_match[] = { 
	{ .compatible = "sitronix,st7789v", .data = &default_panel },

	{ .compatible = "sitronix,st7789v", .data = &default_panel },

	{ .compatible = "inanbo,t28cp45tn89-v17", .data = &t28cp45tn89_panel },

	{ .compatible = "inanbo,t28cp45tn89-v17", .data = &t28cp45tn89_panel },

	{ .compatible = "edt,et028013dma", .data = &et028013dma_panel },

	{ .compatible = "edt,et028013dma", .data = &et028013dma_panel },

	{ .compatible = "jasonic,jt240mhqs-hwt-ek-e3",

	  .data = &jt240mhqs_hwt_ek_e3_panel },

	{ }

	{ }

};

};

MODULE_DEVICE_TABLE(of, st7789v_of_match);

MODULE_DEVICE_TABLE(of, st7789v_of_match);