[PATCH v9 8/8] drm: atmel-hlcdc: add LCD controller layer definition for sam9x75

Manikandan Muralidharan
2024-03-01T05:27:31Z

Add the LCD controller layer definition and descriptor structure for
sam9x75 for the following layers:
- Base Layer
- Overlay1 Layer
- Overlay2 Layer
- High End Overlay

Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com>
---
drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 100 +++++++++++++++++++
1 file changed, 100 insertions(+)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
index b09df821cbc0..9ce429f889ca 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
@@ -467,6 +467,102 @@ static const struct atmel_hlcdc_dc_desc atmel_hlcdc_dc_sam9x60 = {
.ops = &atmel_hlcdc_ops,
};

+static const struct atmel_hlcdc_layer_desc atmel_xlcdc_sam9x75_layers[] = {
+ {
+ .name = "base",
+ .formats = &atmel_hlcdc_plane_rgb_formats,
+ .regs_offset = 0x60,
+ .id = 0,
+ .type = ATMEL_HLCDC_BASE_LAYER,
+ .cfgs_offset = 0x1c,
+ .layout = {
+ .xstride = { 2 },
+ .default_color = 3,
+ .general_config = 4,
+ .disc_pos = 5,
+ .disc_size = 6,
+ },
+ .clut_offset = 0x700,
+ },
+ {
+ .name = "overlay1",
+ .formats = &atmel_hlcdc_plane_rgb_formats,
+ .regs_offset = 0x160,
+ .id = 1,
+ .type = ATMEL_HLCDC_OVERLAY_LAYER,
+ .cfgs_offset = 0x1c,
+ .layout = {
+ .pos = 2,
+ .size = 3,
+ .xstride = { 4 },
+ .pstride = { 5 },
+ .default_color = 6,
+ .chroma_key = 7,
+ .chroma_key_mask = 8,
+ .general_config = 9,
+ },
+ .clut_offset = 0xb00,
+ },
+ {
+ .name = "overlay2",
+ .formats = &atmel_hlcdc_plane_rgb_formats,
+ .regs_offset = 0x260,
+ .id = 2,
+ .type = ATMEL_HLCDC_OVERLAY_LAYER,
+ .cfgs_offset = 0x1c,
+ .layout = {
+ .pos = 2,
+ .size = 3,
+ .xstride = { 4 },
+ .pstride = { 5 },
+ .default_color = 6,
+ .chroma_key = 7,
+ .chroma_key_mask = 8,
+ .general_config = 9,
+ },
+ .clut_offset = 0xf00,
+ },
+ {
+ .name = "high-end-overlay",
+ .formats = &atmel_hlcdc_plane_rgb_and_yuv_formats,
+ .regs_offset = 0x360,
+ .id = 3,
+ .type = ATMEL_HLCDC_OVERLAY_LAYER,
+ .cfgs_offset = 0x30,
+ .layout = {
+ .pos = 2,
+ .size = 3,
+ .memsize = 4,
+ .xstride = { 5, 7 },
+ .pstride = { 6, 8 },
+ .default_color = 9,
+ .chroma_key = 10,
+ .chroma_key_mask = 11,
+ .general_config = 12,
+ .csc = 16,
+ .scaler_config = 23,
+ .vxs_config = 30,
+ .hxs_config = 31,
+ },
+ .clut_offset = 0x1300,
+ },
+};
+
+static const struct atmel_hlcdc_dc_desc atmel_xlcdc_dc_sam9x75 = {
+ .min_width = 0,
+ .min_height = 0,
+ .max_width = 2048,
+ .max_height = 2048,
+ .max_spw = 0x3ff,
+ .max_vpw = 0x3ff,
+ .max_hpw = 0x3ff,
+ .fixed_clksrc = true,
+ .is_xlcdc = true,
+ .nlayers = ARRAY_SIZE(atmel_xlcdc_sam9x75_layers),
+ .layers = atmel_xlcdc_sam9x75_layers,
+ .ops = &atmel_xlcdc_ops,
+};
+
static const struct of_device_id atmel_hlcdc_of_match[] = {
{
.compatible = "atmel,at91sam9n12-hlcdc",
@@ -492,6 +588,10 @@ static const struct of_device_id atmel_hlcdc_of_match[] = {
.compatible = "microchip,sam9x60-hlcdc",
.data = &atmel_hlcdc_dc_sam9x60,
},
+ {
+ .compatible = "microchip,sam9x75-xlcdc",
+ .data = &atmel_xlcdc_dc_sam9x75,
+ },
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, atmel_hlcdc_of_match);
--
2.25.1