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

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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: Michael Riesch <michael.riesch@wolfvision.net>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230718-feature-lcd-panel-v2-4-2485ca07b49d@wolfvision.net
This commit is contained in:
Michael Riesch 2023-08-04 15:02:35 +02:00 committed by Neil Armstrong
parent a82db60440
commit 0fbbe96bfa
1 changed files with 29 additions and 0 deletions
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29
drivers/gpu/drm/panel/panel-sitronix-st7789v.c
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@ -279,6 +279,21 @@ static const struct drm_display_mode et028013dma_mode = {
.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 = {
.mode = &default_mode,
.invert_mode = true,
@ -303,6 +318,17 @@ static const struct st7789_panel_info et028013dma_panel = {
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,
struct drm_connector *connector)
{
@ -635,6 +661,7 @@ static const struct spi_device_id st7789v_spi_id[] = {
{ "st7789v", (unsigned long) &default_panel },
{ "t28cp45tn89-v17", (unsigned long) &t28cp45tn89_panel },
{ "et028013dma", (unsigned long) &et028013dma_panel },
{ "jt240mhqs-hwt-ek-e3", (unsigned long) &jt240mhqs_hwt_ek_e3_panel },
{ }
};
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 = "inanbo,t28cp45tn89-v17", .data = &t28cp45tn89_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);