@@ -21,6 +21,7 @@ properties:
- mediatek,mt7623-hdmi
- mediatek,mt8167-hdmi
- mediatek,mt8173-hdmi
+ - mediatek,mt8195-hdmi
reg:
maxItems: 1
@@ -29,18 +30,10 @@ properties:
maxItems: 1
clocks:
- items:
- - description: Pixel Clock
- - description: HDMI PLL
- - description: Bit Clock
- - description: S/PDIF Clock
+ maxItems: 4
clock-names:
- items:
- - const: pixel
- - const: pll
- - const: bclk
- - const: spdif
+ maxItems: 4
phys:
maxItems: 1
@@ -58,6 +51,9 @@ properties:
description: |
phandle link and register offset to the system configuration registers.
+ power-domains:
+ maxItems: 1
+
ports:
$ref: /schemas/graph.yaml#/properties/ports
@@ -86,9 +82,50 @@ required:
- clock-names
- phys
- phy-names
- - mediatek,syscon-hdmi
- ports
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: mediatek,mt8195-hdmi
+ then:
+ properties:
+ clocks:
+ items:
+ - description: APB
+ - description: HDCP
+ - description: HDCP 24M
+ - description: Split HDMI
+ clock-names:
+ items:
+ - const: hdmi_apb_sel
+ - const: hdcp_sel
+ - const: hdcp24_sel
+ - const: split_hdmi
+
+ required:
+ - power-domains
+ else:
+ properties:
+ clocks:
+ items:
+ - description: Pixel Clock
+ - description: HDMI PLL
+ - description: Bit Clock
+ - description: S/PDIF Clock
+
+ clock-names:
+ items:
+ - const: pixel
+ - const: pll
+ - const: bclk
+ - const: spdif
+
+ required:
+ - mediatek,syscon-hdmi
+
additionalProperties: false
examples:
new file mode 100644
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek HDMI DDC for mt8195
+
+maintainers:
+ - CK Hu <ck.hu@mediatek.com>
+ - Jitao shi <jitao.shi@mediatek.com>
+
+description: |
+ The HDMI DDC i2c controller is used to interface with the HDMI DDC pins.
+
+properties:
+ compatible:
+ enum:
+ - mediatek,mt8195-hdmi-ddc
+
+ clocks:
+ maxItems: 1
+
+ mediatek,hdmi:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description:
+ A phandle to the mt8195 hdmi controller
+
+required:
+ - compatible
+ - clocks
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+ hdmiddc0: i2c {
+ compatible = "mediatek,mt8195-hdmi-ddc";
+ mediatek,hdmi = <&hdmi0>;
+ clocks = <&clk26m>;
+ };
+
+...
Add mt8195 SoC bindings for hdmi and hdmi-ddc On mt8195 the ddc i2c controller is part of the hdmi IP block and thus has no specific register range, power domain or interrupt, making it simpler than the legacy "mediatek,hdmi-ddc" binding. Signed-off-by: Guillaume Ranquet <granquet@baylibre.com> --- .../bindings/display/mediatek/mediatek,hdmi.yaml | 59 ++++++++++++++++++---- .../display/mediatek/mediatek,mt8195-hdmi-ddc.yaml | 45 +++++++++++++++++ 2 files changed, 93 insertions(+), 11 deletions(-)