[PATCH 1/2] dt-bindings: mfd: atmel,hlcdc: Add sama7d65 compatible string

[PATCH 1/2] dt-bindings: mfd: atmel,hlcdc: Add sama7d65 compatible string

[Manikandan Muralidharan]

Add LCD compatible string for sama7d65.

Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com>
---
 Documentation/devicetree/bindings/mfd/atmel,hlcdc.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/mfd/atmel,hlcdc.yaml b/Documentation/devicetree/bindings/mfd/atmel,hlcdc.yaml
index 4aa36903e755..dfee8707bac2 100644
--- a/Documentation/devicetree/bindings/mfd/atmel,hlcdc.yaml
+++ b/Documentation/devicetree/bindings/mfd/atmel,hlcdc.yaml
@@ -25,6 +25,7 @@ properties:
       - atmel,sama5d4-hlcdc
       - microchip,sam9x60-hlcdc
       - microchip,sam9x75-xlcdc
+      - microchip,sama7d65-xlcdc
 
   reg:
     maxItems: 1

base-commit: 7f790dd21a931c61167f7bdc327aecf2cebad327
-- 
2.25.1

[PATCH 2/2] drm: atmel-hlcdc: add LCD controller layer definition for sama7d65

[Manikandan Muralidharan]

From: Ryan Wanner <Ryan.Wanner@microchip.com>

Add the LCD controller layer definition and atmel_hlcdc_of_match
entry for sama7d65.

Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com>
Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com>
---
 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 81 ++++++++++++++++++++
 drivers/mfd/atmel-hlcdc.c                    |  1 +
 2 files changed, 82 insertions(+)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
index dd70894c8f38..9c18c6841e2a 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
@@ -566,6 +566,83 @@ static const struct atmel_hlcdc_dc_desc atmel_xlcdc_dc_sam9x75 = {
 	.ops = &atmel_xlcdc_ops,
 };
 
+static const struct atmel_hlcdc_layer_desc atmel_xlcdc_sama7d65_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 = "high-end-overlay",
+		.formats = &atmel_hlcdc_plane_rgb_and_yuv_formats,
+		.regs_offset = 0x360,
+		.id = 2,
+		.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_sama7d65 = {
+	.min_width = 0,
+	.min_height = 0,
+	.max_width = 2048,
+	.max_height = 2048,
+	.max_spw = 0x3ff,
+	.max_vpw = 0x3ff,
+	.max_hpw = 0x3ff,
+	.fixed_clksrc = false,
+	.is_xlcdc = true,
+	.nlayers = ARRAY_SIZE(atmel_xlcdc_sama7d65_layers),
+	.layers = atmel_xlcdc_sama7d65_layers,
+	.ops = &atmel_xlcdc_ops,
+};
+
 static const struct of_device_id atmel_hlcdc_of_match[] = {
 	{
 		.compatible = "atmel,at91sam9n12-hlcdc",
@@ -595,6 +672,10 @@ static const struct of_device_id atmel_hlcdc_of_match[] = {
 		.compatible = "microchip,sam9x75-xlcdc",
 		.data = &atmel_xlcdc_dc_sam9x75,
 	},
+	{
+		.compatible = "microchip,sama7d65-xlcdc",
+		.data = &atmel_xlcdc_dc_sama7d65,
+	},
 	{ /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, atmel_hlcdc_of_match);
diff --git a/drivers/mfd/atmel-hlcdc.c b/drivers/mfd/atmel-hlcdc.c
index 4c4e35d404f3..c3f3d39bf584 100644
--- a/drivers/mfd/atmel-hlcdc.c
+++ b/drivers/mfd/atmel-hlcdc.c
@@ -140,6 +140,7 @@ static const struct of_device_id atmel_hlcdc_match[] = {
 	{ .compatible = "atmel,sama5d4-hlcdc" },
 	{ .compatible = "microchip,sam9x60-hlcdc" },
 	{ .compatible = "microchip,sam9x75-xlcdc" },
+	{ .compatible = "microchip,sama7d65-xlcdc" },
 	{ /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, atmel_hlcdc_match);
-- 
2.25.1

Re: [PATCH 2/2] drm: atmel-hlcdc: add LCD controller layer definition for sama7d65

[Lee Jones]

On Mon, 15 Dec 2025, Manikandan Muralidharan wrote:

> From: Ryan Wanner <Ryan.Wanner@microchip.com>
> 
> Add the LCD controller layer definition and atmel_hlcdc_of_match
> entry for sama7d65.
> 
> Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com>
> Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com>
> ---
>  drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 81 ++++++++++++++++++++

>  drivers/mfd/atmel-hlcdc.c                    |  1 +

Please separate this into its own patch.

>  2 files changed, 82 insertions(+)

-- 
Lee Jones [李琼斯]

Re: [PATCH 1/2] dt-bindings: mfd: atmel,hlcdc: Add sama7d65 compatible string

[Krzysztof Kozlowski]

On Mon, Dec 15, 2025 at 02:36:38PM +0530, Manikandan Muralidharan wrote:
> Add LCD compatible string for sama7d65.
> 
> Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com>
> ---
>  Documentation/devicetree/bindings/mfd/atmel,hlcdc.yaml | 1 +
>  1 file changed, 1 insertion(+)

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>

Best regards,
Krzysztof