Hi Dafna,
You are checking at the wrong platforms.
Maintainers incomplete. ">" is missing.
Recheck please.
Documentation/devicetree/bindings/display/rockchip/rockchip-drm.yaml:
ignoring, error in schema: maintainers: 0
make ARCH=arm CROSS_COMPILE=/usr/bin/arm-linux-gnueabi- menuconfig
# change in menuconfig to Rockchip system
make ARCH=arm dt_binding_check
DT_SCHEMA_FILES=Documentation/devicetree/bindings/display/rockchip/rockchip-drm.yaml
make ARCH=arm dtbs_check
DT_SCHEMA_FILES=Documentation/devicetree/bindings/display/rockchip/rockchip-drm.yaml
make ARCH=arm64 defconfig
make ARCH=arm64 menuconfig
# change in menuconfig to Rockchip platform
make ARCH=arm64 dtbs_check
DT_SCHEMA_FILES=Documentation/devicetree/bindings/display/rockchip/rockchip-drm.yaml
> From: Dafna Hirschfeld <dafna.hirschfeld at gmail.com>
>
> convert the binding file rockchip-drm.txt to yaml format.
> This was tested and verified with:
> make dt_binding_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/display/rockchip/rockchip-drm.yaml
> make dtbs_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/display/rockchip/rockchip-drm.yaml
>
> Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld at gmail.com>
> ---
> .../display/rockchip/rockchip-drm.txt | 19 ----------
> .../display/rockchip/rockchip-drm.yaml | 38 +++++++++++++++++++
> 2 files changed, 38 insertions(+), 19 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/display/rockchip/rockchip-drm.txt
> create mode 100644 Documentation/devicetree/bindings/display/rockchip/rockchip-drm.yaml
>
> diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-drm.txt b/Documentation/devicetree/bindings/display/rockchip/rockchip-drm.txt
> deleted file mode 100644
> index 5707af89319d..000000000000
> --- a/Documentation/devicetree/bindings/display/rockchip/rockchip-drm.txt
> +++ /dev/null
> @@ -1,19 +0,0 @@
> -Rockchip DRM master device
> -================================
> -
> -The Rockchip DRM master device is a virtual device needed to list all
> -vop devices or other display interface nodes that comprise the
> -graphics subsystem.
> -
> -Required properties:
> -- compatible: Should be "rockchip,display-subsystem"
> -- ports: Should contain a list of phandles pointing to display interface port
> - of vop devices. vop definitions as defined in
> - Documentation/devicetree/bindings/display/rockchip/rockchip-vop.txt
> -
> -example:
> -
> -display-subsystem {
> - compatible = "rockchip,display-subsystem";
> - ports = <&vopl_out>, <&vopb_out>;
> -};
> diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-drm.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip-drm.yaml
> new file mode 100644
> index 000000000000..e4ef1a02196d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip-drm.yaml
> @@ -0,0 +1,38 @@
> +# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/rockchip-drm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Rockchip DRM master device
> +
> +maintainers:
> + - Sandy Huang <hjc at rock-chips.com
Add extra ">"
> + - Heiko Stuebner <heiko at sntech.de>
> +
> +description: |
> + The Rockchip DRM master device is a virtual device needed to list all
> + vop devices or other display interface nodes that comprise the
> + graphics subsystem.
> +
> +properties:
> + compatible:
> + const: rockchip,display-subsystem
> +
> + ports:
> + $ref: /schemas/types.yaml#/definitions/phandle-array
> + description: |
> + Should contain a list of phandles pointing to display interface port
> + of vop devices. vop definitions as defined in
> + Documentation/devicetree/bindings/display/rockchip/rockchip-vop.txt
> +
> +required:
> + - compatible
> + - ports
> +
> +examples:
> + - |
> + display-subsystem {
> + compatible = "rockchip,display-subsystem";
> + ports = <&vopl_out>, <&vopb_out>;
> + };
> --
> 2.17.1
