[PATCH v0 02/10] dt-bindings: display: imx: add binding for i.MX8MP HDMI TX

Lucas Stach
2022-04-06T16:03:32Z

The HDMI TX controller on the i.MX8MP SoC is a Synopsys designware IP
core with a little bit of SoC integration around it.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
---
.../bindings/display/imx/fsl,imx8mp-hdmi.yaml | 72 +++++++++++++++++++
1 file changed, 72 insertions(+)
create mode 100644 Documentation/devicetree/bindings/display/imx/fsl,imx8mp-hdmi.yaml

diff --git a/Documentation/devicetree/bindings/display/imx/fsl,imx8mp-hdmi.yaml b/Documentation/devicetree/bindings/display/imx/fsl,imx8mp-hdmi.yaml
new file mode 100644
index 000000000000..578062b6d64d
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/imx/fsl,imx8mp-hdmi.yaml
@@ -0,0 +1,72 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/imx/fsl,imx8mp-hdmi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale i.MX8MP DWC HDMI TX Encoder
+
+maintainers:
+ - Lucas Stach <l.stach@pengutronix.de>
+
+description: |
+ The HDMI transmitter is a Synopsys DesignWare HDMI 2.0 TX controller IP.
+
+allOf:
+ - $ref: ../bridge/synopsys,dw-hdmi.yaml#
+
+properties:
+ compatible:
+ enum:
+ - fsl,imx8mp-hdmi
+
+ reg:
+ maxItems: 1
+
+ reg-io-width:
+ const: 1
+
+ clocks:
+ maxItems: 4
+
+ clock-names:
+ items:
+ - {}
+ - {}
+ - const: cec
+ - const: pix
+
+ interrupts:
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - interrupts
+ - power-domains
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/clock/imx8mp-clock.h>
+ #include <dt-bindings/power/imx8mp-power.h>
+
+ hdmi@32fd8000 {
+ compatible = "fsl,imx8mp-hdmi";
+ reg = <0x32fd8000 0x7eff>;
+ interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk IMX8MP_CLK_HDMI_APB>,
+ <&clk IMX8MP_CLK_HDMI_REF_266M>,
+ <&clk IMX8MP_CLK_32K>,
+ <&hdmi_tx_phy>;
+ clock-names = "iahb", "isfr", "cec", "pix";
+ power-domains = <&hdmi_blk_ctrl IMX8MP_HDMIBLK_PD_HDMI_TX>;
+ reg-io-width = <1>;
+ };
--
2.30.2