media: dt-bindings: samsung,exynos4212-fimc-lite: convert to dtschema

Convert the Samsung Exynos SoC series camera host interface (FIMC-LITE)
bindings to DT schema.  Changes during conversion - adjust to existing
DTS and Linux driver: add iommus and power-domains.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

1 files changed, 63 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/media/samsung,exynos4212-fimc-lite.yaml b/Documentation/devicetree/bindings/media/samsung,exynos4212-fimc-lite.yaml
new file mode 100644
index 000000000000..f80eca0a4f41
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/samsung,exynos4212-fimc-lite.yaml
@@ -0,0 +1,63 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/samsung,exynos4212-fimc-lite.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung Exynos SoC series camera host interface (FIMC-LITE)
+
+maintainers:
+  - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
+  - Sylwester Nawrocki <s.nawrocki@samsung.com>
+
+description:
+  Each FIMC device should have an alias in the aliases node, in the form of
+  fimc-lite<n>, where <n> is an integer specifying the IP block instance.
+
+properties:
+  compatible:
+    enum:
+      - samsung,exynos4212-fimc-lite
+      - samsung,exynos5250-fimc-lite
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    items:
+      - const: flite
+
+  interrupts:
+    maxItems: 1
+
+  iommus:
+    maxItems: 1
+
+  power-domains:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/exynos4.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    fimc-lite@12390000 {
+        compatible = "samsung,exynos4212-fimc-lite";
+        reg = <0x12390000 0x1000>;
+        clocks = <&isp_clock CLK_ISP_FIMC_LITE0>;
+        clock-names = "flite";
+        interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
+        power-domains = <&pd_isp>;
+        iommus = <&sysmmu_fimc_lite0>;
+    };