The internal LVDS encoder now has DT bindings separate from the DU. Port
the device tree over to the new model.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
---
Changes since v2:
- Fixed LVDS compatible string
Changes since v1:
- Remove the DU reg-names property
---
arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts | 3 +-
arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts | 3 +-
arch/arm64/boot/dts/renesas/r8a7796.dtsi | 34 ++++++++++++++++++----
drivers/gpu/drm/rcar-du/rcar_du_crtc.c | 7 -----
drivers/gpu/drm/rcar-du/rcar_du_crtc.h | 3 --
drivers/gpu/drm/rcar-du/rcar_du_group.c | 13 ++++++++-
6 files changed, 42 insertions(+), 21 deletions(-)
diff --git a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts
index daee1f1a3f68..21bd679062f3 100644
--- a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts
@@ -33,10 +33,9 @@
clocks = <&cpg CPG_MOD 724>,
<&cpg CPG_MOD 723>,
<&cpg CPG_MOD 722>,
- <&cpg CPG_MOD 727>,
<&versaclock5 1>,
<&versaclock5 3>,
<&versaclock5 2>;
- clock-names = "du.0", "du.1", "du.2", "lvds.0",
+ clock-names = "du.0", "du.1", "du.2",
"dclkin.0", "dclkin.1", "dclkin.2";
};
diff --git a/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts b/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts
index 4088bea8d62c..ecbfbcb65df3 100644
--- a/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts
@@ -32,11 +32,10 @@
clocks = <&cpg CPG_MOD 724>,
<&cpg CPG_MOD 723>,
<&cpg CPG_MOD 722>,
- <&cpg CPG_MOD 727>,
<&versaclock5 1>,
<&x21_clk>,
<&versaclock5 2>;
- clock-names = "du.0", "du.1", "du.2", "lvds.0",
+ clock-names = "du.0", "du.1", "du.2",
"dclkin.0", "dclkin.1", "dclkin.2";
};
diff --git a/arch/arm64/boot/dts/renesas/r8a7796.dtsi b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
index f2b2e40c655e..86f4bead3c0b 100644
--- a/arch/arm64/boot/dts/renesas/r8a7796.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
@@ -1826,17 +1826,14 @@
du: display@feb00000 {
compatible = "renesas,du-r8a7796";
- reg = <0 0xfeb00000 0 0x70000>,
- <0 0xfeb90000 0 0x14>;
- reg-names = "du", "lvds.0";
+ reg = <0 0xfeb00000 0 0x70000>;
interrupts = <GIC_SPI 256 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 268 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 269 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 724>,
<&cpg CPG_MOD 723>,
- <&cpg CPG_MOD 722>,
- <&cpg CPG_MOD 727>;
- clock-names = "du.0", "du.1", "du.2", "lvds.0";
+ <&cpg CPG_MOD 722>;
+ clock-names = "du.0", "du.1", "du.2";
status = "disabled";
vsps = <&vspd0 &vspd1 &vspd2>;
@@ -1859,6 +1856,31 @@
port@2 {
reg = <2>;
du_out_lvds0: endpoint {
+ remote-endpoint = <&lvds0_in>;
+ };
+ };
+ };
+ };
+
+ lvds0: lvds@feb90000 {
+ compatible = "renesas,r8a7796-lvds";
+ reg = <0 0xfeb90000 0 0x14>;
+ clocks = <&cpg CPG_MOD 727>;
+ status = "disabled";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ lvds0_in: endpoint {
+ remote-endpoint = <&du_out_lvds0>;
+ };
+ };
+ port@1 {
+ reg = <1>;
+ lvds0_out: endpoint {
};
};
};
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
index c4420538ec85..c296db68eddb 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
@@ -321,12 +321,6 @@ void rcar_du_crtc_route_output(struct drm_crtc *crtc,
struct rcar_du_device *rcdu = rcrtc->group->dev;
/*
- * Store the route from the CRTC output to the DU output. The DU will be
- * configured when starting the CRTC.
- */
- rcrtc->outputs |= BIT(output);
-
- /*
* Store RGB routing to DPAD0, the hardware will be configured when
* starting the CRTC.
*/
@@ -637,7 +631,6 @@ static void rcar_du_crtc_atomic_disable(struct drm_crtc *crtc,
spin_unlock_irq(&crtc->dev->event_lock);
rcrtc->initialized = false;
- rcrtc->outputs = 0;
}
static void rcar_du_crtc_atomic_begin(struct drm_crtc *crtc,
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.h b/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
index fdc2bf99bda1..fa6872ca8b45 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
@@ -38,7 +38,6 @@ struct rcar_du_vsp;
* @vblank_lock: protects vblank_wait and vblank_count
* @vblank_wait: wait queue used to signal vertical blanking
* @vblank_count: number of vertical blanking interrupts to wait for
- * @outputs: bitmask of the outputs (enum rcar_du_output) driven by this CRTC
* @group: CRTC group this CRTC belongs to
* @vsp: VSP feeding video to this CRTC
* @vsp_pipe: index of the VSP pipeline feeding video to this CRTC
@@ -60,8 +59,6 @@ struct rcar_du_crtc {
wait_queue_head_t vblank_wait;
unsigned int vblank_count;
- unsigned int outputs;
-
struct rcar_du_group *group;
struct rcar_du_vsp *vsp;
unsigned int vsp_pipe;
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_group.c b/drivers/gpu/drm/rcar-du/rcar_du_group.c
index 2f37ea901873..18d0fff691d5 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_group.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_group.c
@@ -31,6 +31,7 @@
#include <linux/io.h>
#include "rcar_du_drv.h"
+#include "rcar_du_encoder.h"
#include "rcar_du_group.h"
#include "rcar_du_regs.h"
@@ -245,7 +246,17 @@ int rcar_du_set_dpad0_vsp1_routing(struct rcar_du_device *rcdu)
int rcar_du_group_set_routing(struct rcar_du_group *rgrp)
{
struct rcar_du_crtc *crtc0 = &rgrp->dev->crtcs[rgrp->index * 2];
+ struct drm_encoder *encoder;
u32 dorcr = rcar_du_group_read(rgrp, DORCR);
+ bool crtc0_dpad1 = false;
+
+ drm_for_each_encoder_mask(encoder, rgrp->dev->ddev,
+ crtc0->crtc.state->encoder_mask) {
+ struct rcar_du_encoder *renc = to_rcar_encoder(encoder);
+
+ if (renc->output == RCAR_DU_OUTPUT_DPAD1)
+ crtc0_dpad1 = true;
+ }
dorcr &= ~(DORCR_PG2T | DORCR_DK2S | DORCR_PG2D_MASK);
@@ -254,7 +265,7 @@ int rcar_du_group_set_routing(struct rcar_du_group *rgrp)
* CRTC 1 in all other cases to avoid cloning CRTC 0 to DPAD0 and DPAD1
* by default.
*/
- if (crtc0->outputs & BIT(RCAR_DU_OUTPUT_DPAD1))
+ if (crtc0_dpad1)
dorcr |= DORCR_PG2D_DS1;
else
dorcr |= DORCR_PG2T | DORCR_DK2S | DORCR_PG2D_DS2;
--
Regards,
Laurent Pinchart
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