[PATCH 2/9] drm: rcar-du: Add support for R8A774E1 SoC

From: Lad Prabhakar
Date: Wed Aug 12 2020 - 10:03:04 EST


From: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@xxxxxxxxxxxxxx>

Hookup RZ/G2H (R8A774E1) to DU driver. R8A774E1 has one RGB output,
one LVDS output and one HDMI output.

Signed-off-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@xxxxxxxxxxxxxx>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/rcar-du/rcar_du_drv.c | 30 +++++++++++++++++++++++++++
1 file changed, 30 insertions(+)

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index 3e67cf70f040..398c180b8731 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -186,6 +186,35 @@ static const struct rcar_du_device_info rcar_du_r8a774c0_info = {
.lvds_clk_mask = BIT(1) | BIT(0),
};

+static const struct rcar_du_device_info rcar_du_r8a774e1_info = {
+ .gen = 3,
+ .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
+ | RCAR_DU_FEATURE_VSP1_SOURCE
+ | RCAR_DU_FEATURE_INTERLACED
+ | RCAR_DU_FEATURE_TVM_SYNC,
+ .channels_mask = BIT(3) | BIT(1) | BIT(0),
+ .routes = {
+ /*
+ * R8A774E1 has one RGB output, one LVDS output and one HDMI
+ * output.
+ */
+ [RCAR_DU_OUTPUT_DPAD0] = {
+ .possible_crtcs = BIT(2),
+ .port = 0,
+ },
+ [RCAR_DU_OUTPUT_HDMI0] = {
+ .possible_crtcs = BIT(1),
+ .port = 1,
+ },
+ [RCAR_DU_OUTPUT_LVDS0] = {
+ .possible_crtcs = BIT(0),
+ .port = 2,
+ },
+ },
+ .num_lvds = 1,
+ .dpll_mask = BIT(1),
+};
+
static const struct rcar_du_device_info rcar_du_r8a7779_info = {
.gen = 1,
.features = RCAR_DU_FEATURE_INTERLACED
@@ -450,6 +479,7 @@ static const struct of_device_id rcar_du_of_table[] = {
{ .compatible = "renesas,du-r8a774a1", .data = &rcar_du_r8a774a1_info },
{ .compatible = "renesas,du-r8a774b1", .data = &rcar_du_r8a774b1_info },
{ .compatible = "renesas,du-r8a774c0", .data = &rcar_du_r8a774c0_info },
+ { .compatible = "renesas,du-r8a774e1", .data = &rcar_du_r8a774e1_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 },
--
2.17.1