linux-kernel - [PATCH v2 1/2] dt-bindings: media: Add bindings for Imagination E5010 JPEG Encoder driver

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Message-ID: <20230727112546.2201995-2-devarsht@ti.com>
Date:   Thu, 27 Jul 2023 16:55:45 +0530
From:   Devarsh Thakkar <devarsht@...com>
To:     <mchehab@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <hverkuil-cisco@...all.nl>, <laurent.pinchart@...asonboard.com>,
        <eugen.hristev@...labora.com>, <ezequiel@...guardiasur.com.ar>,
        <u.kleine-koenig@...gutronix.de>, <sakari.ailus@...ux.intel.com>,
        <linux-media@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     <praneeth@...com>, <nm@...com>, <vigneshr@...com>,
        <a-bhatia1@...com>, <j-luthra@...com>, <b-brnich@...com>,
        <detheridge@...com>, <p-mantena@...com>, <vijayp@...com>,
        <devarsht@...com>
Subject: [PATCH v2 1/2] dt-bindings: media: Add bindings for Imagination E5010 JPEG Encoder driver

Add dt-bindings for Imagination E5010 JPEG Encoder driver which is
implemented as stateful V4L2 M2M driver.

Co-developed-by: David Huang <d-huang@...com>
Signed-off-by: David Huang <d-huang@...com>
Signed-off-by: Devarsh Thakkar <devarsht@...com>
---
V2: No change, just sending this together with driver and cover-letter

 .../bindings/media/img,e5010-jpeg-enc.yaml    | 79 +++++++++++++++++++
 MAINTAINERS                                   |  5 ++
 2 files changed, 84 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/img,e5010-jpeg-enc.yaml

diff --git a/Documentation/devicetree/bindings/media/img,e5010-jpeg-enc.yaml b/Documentation/devicetree/bindings/media/img,e5010-jpeg-enc.yaml
new file mode 100644
index 000000000000..0060373eace7
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/img,e5010-jpeg-enc.yaml
@@ -0,0 +1,79 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/img,e5010-jpeg-enc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Imagination E5010 JPEG Encoder
+
+maintainers:
+  - Devarsh Thakkar <devarsht@...com>
+
+description: |
+  The E5010 is a JPEG encoder from Imagination Technologies implemented on
+  TI's AM62A SoC. It is capable of real time encoding of YUV420 and YUV422
+  inputs to JPEG and M-JPEG. It supports baseline JPEG Encoding up to
+  8Kx8K resolution.
+
+properties:
+  compatible:
+    const: img,e5010-jpeg-enc
+
+  reg:
+    items:
+      - description: The E5010 main register region
+      - description: The E5010 mmu register region
+
+  reg-names:
+    items:
+      - const: regjasper
+      - const: regmmu
+
+  power-domains:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+  clocks:
+    minItems: 1
+    maxItems: 2
+
+  clock-names:
+    minItems: 1
+    maxItems: 2
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - interrupts
+  - clocks
+  - clock-names
+  - power-domains
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/soc/ti,sci_pm_domain.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    cbass_main {
+      #address-cells = <2>;
+      #size-cells = <2>;
+      e5010: e5010@...0000 {
+          compatible = "img,e5010-jpeg-enc";
+          reg = <0x00 0xfd20000 0x00 0x100>,
+                <0x00 0xfd20200 0x00 0x200>;
+          reg-names = "regjasper", "regmmu";
+          clocks = <&k3_clks 201 0>;
+          clock-names = "core_clk";
+          power-domains = <&k3_pds 201 TI_SCI_PD_EXCLUSIVE>;
+          interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
+      };
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index a5c16bb92fe2..aab11219810f 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -10170,6 +10170,11 @@ S:	Maintained
 F:	Documentation/devicetree/bindings/auxdisplay/img,ascii-lcd.yaml
 F:	drivers/auxdisplay/img-ascii-lcd.c
 
+IMGTEC JPEG ENCODER DRIVER
+M:	Devarsh Thakkar <devarsht@...com>
+S:	Supported
+F:	Documentation/devicetree/bindings/media/img,e5010-jpeg-enc.yaml
+
 IMGTEC IR DECODER DRIVER
 S:	Orphan
 F:	drivers/media/rc/img-ir/
-- 
2.34.1