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Date: Mon, 25 Sep 2023 15:41:31 +0800
From: Ming Qian <ming.qian@....com>
To: mirela.rabulea@....nxp.com, robh+dt@...nel.org, shawnguo@...nel.org
Cc: krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
mchehab@...nel.org, hverkuil-cisco@...all.nl,
s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com,
xiahong.bao@....com, eagle.zhou@....com, tao.jiang_2@....com,
linux-imx@....com, devicetree@...r.kernel.org,
linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v3 2/2] dt-bindings: media: imx-jpeg: Assign slot for imx jpeg encoder/decoder
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@....com>
---
.../bindings/media/nxp,imx8-jpeg.yaml | 42 ++++++++-----------
1 file changed, 18 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..df381b21336d 100644
--- a/Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml
+++ b/Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml
@@ -32,25 +32,29 @@ 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.
+ minimum: 0
+ maximum: 3
required:
- compatible
- reg
- interrupts
- power-domains
+ - nxp,slot
additionalProperties: false
@@ -62,28 +66,18 @@ examples:
jpegdec: jpegdec@...00000 {
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@...50000 {
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
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