[PATCH 2/4] dt-bindings: media: Document bindings for HDMI RX Controller

[Shreeya Patel]

Document bindings for the Synopsys DesignWare HDMI RX Controller.

Reviewed-by: Dmitry Osipenko <dmitry.osipenko at collabora.com>
Signed-off-by: Shreeya Patel <shreeya.patel at collabora.com>
---
 .../bindings/media/snps,dw-hdmi-rx.yaml       | 128 ++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml

diff --git a/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml b/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml
new file mode 100644
index 000000000000..a70d96b548ee
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml
@@ -0,0 +1,128 @@
+# SPDX-License-Identifier: (GPL-3.0 OR BSD-2-Clause)
+# Device Tree bindings for Synopsys DesignWare HDMI RX Controller
+
+---
+$id: http://devicetree.org/schemas/media/snps,dw-hdmi-rx.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Synopsys DesignWare HDMI RX Controller
+
+maintainers:
+  - Shreeya Patel <shreeya.patel at collabora.com>
+
+properties:
+  compatible:
+    items:
+      - const: rockchip,rk3588-hdmirx-ctrler
+      - const: snps,dw-hdmi-rx
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 3
+
+  interrupt-names:
+    items:
+      - const: cec
+      - const: hdmi
+      - const: dma
+
+  clocks:
+    maxItems: 7
+
+  clock-names:
+    items:
+      - const: aclk
+      - const: audio
+      - const: cr_para
+      - const: pclk
+      - const: ref
+      - const: hclk_s_hdmirx
+      - const: hclk_vo1
+
+  power-domains:
+    maxItems: 1
+
+  resets:
+    maxItems: 4
+
+  reset-names:
+    items:
+      - const: rst_a
+      - const: rst_p
+      - const: rst_ref
+      - const: rst_biu
+
+  pinctrl-names:
+    const: default
+
+  memory-region:
+    maxItems: 1
+
+  hdmirx-5v-detection-gpios:
+    description: GPIO specifier for 5V detection.
+    maxItems: 1
+
+  rockchip,grf:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description:
+      The phandle of the syscon node for the GRF register.
+
+  rockchip,vo1_grf:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description:
+      The phandle of the syscon node for the VO1 GRF register.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - interrupt-names
+  - clocks
+  - clock-names
+  - power-domains
+  - resets
+  - pinctrl-0
+  - pinctrl-names
+  - hdmirx-5v-detection-gpios
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/rockchip,rk3588-cru.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/power/rk3588-power.h>
+    #include <dt-bindings/reset/rockchip,rk3588-cru.h>
+    hdmirx_ctrler: hdmirx-controller at fdee0000 {
+      compatible = "rockchip,rk3588-hdmirx-ctrler", "snps,dw-hdmi-rx";
+      reg = <0x0 0xfdee0000 0x0 0x6000>;
+      interrupts = <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH 0>,
+                   <GIC_SPI 436 IRQ_TYPE_LEVEL_HIGH 0>,
+                   <GIC_SPI 179 IRQ_TYPE_LEVEL_HIGH 0>;
+      interrupt-names = "cec", "hdmi", "dma";
+      clocks = <&cru ACLK_HDMIRX>,
+               <&cru CLK_HDMIRX_AUD>,
+               <&cru CLK_CR_PARA>,
+               <&cru PCLK_HDMIRX>,
+               <&cru CLK_HDMIRX_REF>,
+               <&cru PCLK_S_HDMIRX>,
+               <&cru HCLK_VO1>;
+      clock-names = "aclk",
+                    "audio",
+                    "cr_para",
+                    "pclk",
+                    "ref",
+                    "hclk_s_hdmirx",
+                    "hclk_vo1";
+      power-domains = <&power RK3588_PD_VO1>;
+      resets = <&cru SRST_A_HDMIRX>, <&cru SRST_P_HDMIRX>,
+               <&cru SRST_HDMIRX_REF>, <&cru SRST_A_HDMIRX_BIU>;
+      reset-names = "rst_a", "rst_p", "rst_ref", "rst_biu";
+      pinctrl-0 = <&hdmim1_rx_cec &hdmim1_rx_hpdin &hdmim1_rx_scl &hdmim1_rx_sda &hdmirx_5v_detection>;
+      pinctrl-names = "default";
+      memory-region = <&hdmirx_cma>;
+      hdmirx-5v-detection-gpios = <&gpio1 RK_PC6 GPIO_ACTIVE_LOW>;
+    };
-- 
2.39.2