[PATCH 4/4] drm: rcar-du: Add R8A7745 support

Fabrizio Castro fabrizio.castro at bp.renesas.com
Fri Oct 13 15:22:22 UTC 2017


Add support for the R8A7745 DU (which is very similar to the R8A7794 DU);
it has 2 RGB outputs.

Signed-off-by: Fabrizio Castro <fabrizio.castro at bp.renesas.com>
Reviewed-by: Biju Das <biju.das at bp.renesas.com>
---
 drivers/gpu/drm/rcar-du/rcar_du_drv.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index 3db5e8d..faa5b32 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -55,6 +55,27 @@ static const struct rcar_du_device_info rzg1_du_r8a7743_info = {
 	.num_lvds = 1,
 };
 
+static const struct rcar_du_device_info rzg1_du_r8a7745_info = {
+	.gen = 2,
+	.features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
+		  | RCAR_DU_FEATURE_EXT_CTRL_REGS,
+	.num_crtcs = 2,
+	.routes = {
+		/*
+		 * R8A7745 has two RGB outputs
+		 */
+		[RCAR_DU_OUTPUT_DPAD0] = {
+			.possible_crtcs = BIT(0),
+			.port = 0,
+		},
+		[RCAR_DU_OUTPUT_DPAD1] = {
+			.possible_crtcs = BIT(1),
+			.port = 1,
+		},
+	},
+	.num_lvds = 0,
+};
+
 static const struct rcar_du_device_info rcar_du_r8a7779_info = {
 	.gen = 2,
 	.features = 0,
@@ -229,6 +250,7 @@ static const struct rcar_du_device_info rcar_du_r8a7796_info = {
 
 static const struct of_device_id rcar_du_of_table[] = {
 	{ .compatible = "renesas,du-r8a7743", .data = &rzg1_du_r8a7743_info },
+	{ .compatible = "renesas,du-r8a7745", .data = &rzg1_du_r8a7745_info },
 	{ .compatible = "renesas,du-r8a7779", .data = &rcar_du_r8a7779_info },
 	{ .compatible = "renesas,du-r8a7790", .data = &rcar_du_r8a7790_info },
 	{ .compatible = "renesas,du-r8a7791", .data = &rcar_du_r8a7791_info },
-- 
2.7.4



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