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From:   Ming Qian <ming.qian@nxp.com>
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Subject: [PATCH v4 2/2] dt-bindings: media: imx-jpeg: Assign slot for imx jpeg encoder/decoder
Date:   Tue, 26 Sep 2023 18:10:00 +0800
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There are total 4 slots available in the IP, and we only need to use one
slot in one os, assign a single slot, configure interrupt and power
domain only for 1 slot, not for the all 4 slots.

Signed-off-by: Ming Qian <ming.qian@nxp.com>
---
v4
- improve commit message
- don't make an ABI break
v3
- add vender prefix, change property slot to nxp,slot
- add type for property slot

 .../bindings/media/nxp,imx8-jpeg.yaml         | 45 +++++++++----------
 1 file changed, 21 insertions(+), 24 deletions(-)

diff --git a/Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml b/Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml
index 3d9d1db37040..4bcfc815c894 100644
--- a/Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml
+++ b/Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml
@@ -32,19 +32,26 @@ properties:
     maxItems: 1
 
   interrupts:
-    description: |
-      There are 4 slots available in the IP, which the driver may use
-      If a certain slot is used, it should have an associated interrupt
-      The interrupt with index i is assumed to be for slot i
-    minItems: 1               # At least one slot is needed by the driver
-    maxItems: 4               # The IP has 4 slots available for use
+    description:
+      Interrupt number for slot
+    maxItems: 1
 
   power-domains:
     description:
       List of phandle and PM domain specifier as documented in
       Documentation/devicetree/bindings/power/power_domain.txt
-    minItems: 2               # Wrapper and 1 slot
-    maxItems: 5               # Wrapper and 4 slots
+    minItems: 1               # VPUMIX
+    maxItems: 2               # Wrapper and 1 slot
+
+  nxp,slot:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description:
+      Integer number of slot index used. There are 4 slots available in the IP,
+      and driver can use a certain slot, it should have an associated interrupt
+      and power-domain. In theory, it supports 4 os or vm. If not specified, 0
+      is used by default.
+    minimum: 0
+    maximum: 3
 
 required:
   - compatible
@@ -62,28 +69,18 @@ examples:
     jpegdec: jpegdec@58400000 {
         compatible = "nxp,imx8qxp-jpgdec";
         reg = <0x58400000 0x00050000 >;
-        interrupts = <GIC_SPI 309 IRQ_TYPE_LEVEL_HIGH>,
-                     <GIC_SPI 310 IRQ_TYPE_LEVEL_HIGH>,
-                     <GIC_SPI 311 IRQ_TYPE_LEVEL_HIGH>,
-                     <GIC_SPI 312 IRQ_TYPE_LEVEL_HIGH>;
+        interrupts = <GIC_SPI 309 IRQ_TYPE_LEVEL_HIGH>;
         power-domains = <&pd IMX_SC_R_MJPEG_DEC_MP>,
-                        <&pd IMX_SC_R_MJPEG_DEC_S0>,
-                        <&pd IMX_SC_R_MJPEG_DEC_S1>,
-                        <&pd IMX_SC_R_MJPEG_DEC_S2>,
-                        <&pd IMX_SC_R_MJPEG_DEC_S3>;
+                        <&pd IMX_SC_R_MJPEG_DEC_S0>;
+        nxp,slot = <0>;
     };
 
     jpegenc: jpegenc@58450000 {
         compatible = "nxp,imx8qm-jpgenc", "nxp,imx8qxp-jpgenc";
         reg = <0x58450000 0x00050000 >;
-        interrupts = <GIC_SPI 305 IRQ_TYPE_LEVEL_HIGH>,
-                     <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>,
-                     <GIC_SPI 307 IRQ_TYPE_LEVEL_HIGH>,
-                     <GIC_SPI 308 IRQ_TYPE_LEVEL_HIGH>;
+        interrupts = <GIC_SPI 305 IRQ_TYPE_LEVEL_HIGH>;
         power-domains = <&pd IMX_SC_R_MJPEG_ENC_MP>,
-                        <&pd IMX_SC_R_MJPEG_ENC_S0>,
-                        <&pd IMX_SC_R_MJPEG_ENC_S1>,
-                        <&pd IMX_SC_R_MJPEG_ENC_S2>,
-                        <&pd IMX_SC_R_MJPEG_ENC_S3>;
+                        <&pd IMX_SC_R_MJPEG_ENC_S0>;
+        nxp,slot = <0>;
     };
 ...
-- 
2.38.1