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Thu, 15 Feb 2024 07:46:44 -0600 Received: from localhost (ti.dhcp.ti.com [172.24.227.95] (may be forged)) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 41FDkh9G008238; Thu, 15 Feb 2024 07:46:43 -0600 From: Devarsh Thakkar To: , , , , , , , CC: , , , , , , , , , , , , , , Subject: [PATCH v5 1/3] media: dt-bindings: Add Imagination E5010 JPEG Encoder Date: Thu, 15 Feb 2024 19:16:39 +0530 Message-ID: <20240215134641.3381478-2-devarsht@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240215134641.3381478-1-devarsht@ti.com> References: <20240215134641.3381478-1-devarsht@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1790972912052374256 X-GMAIL-MSGID: 1790972912052374256 Add dt-bindings for Imagination E5010 JPEG Encoder [1] which is implemented as stateful V4L2 M2M driver. The device supports baseline encoding with two different quantization tables and compression ratio as demanded. Minimum resolution supported is 64x64 and Maximum resolution supported is 8192x8192. [1]: AM62A TRM (Section 7.6 is for JPEG Encoder) Link: https://www.ti.com/lit/pdf/spruj16 Co-developed-by: David Huang Signed-off-by: David Huang Signed-off-by: Devarsh Thakkar Reviewed-by: Rob Herring --- V2: No change V3: - Add vendor specific compatible - Update reg names - Update clocks to 1 - Fix dts example with proper naming V4: - Use ti-specific compatible ti,am62a-jpeg-enc as secondary one - Update commit message and title - Remove clock-names as only single clock V5: - Add Reviewed-By tag .../bindings/media/img,e5010-jpeg-enc.yaml | 75 +++++++++++++++++++ MAINTAINERS | 5 ++ 2 files changed, 80 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..085020cb9e61 --- /dev/null +++ b/Documentation/devicetree/bindings/media/img,e5010-jpeg-enc.yaml @@ -0,0 +1,75 @@ +# 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 + +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: + oneOf: + - items: + - const: ti,am62a-jpeg-enc + - const: img,e5010-jpeg-enc + - const: img,e5010-jpeg-enc + + reg: + items: + - description: The E5010 core register region + - description: The E5010 mmu register region + + reg-names: + items: + - const: core + - const: mmu + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + #include + #include + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + jpeg-encoder@fd20000 { + compatible = "img,e5010-jpeg-enc"; + reg = <0x00 0xfd20000 0x00 0x100>, + <0x00 0xfd20200 0x00 0x200>; + reg-names = "core", "mmu"; + clocks = <&k3_clks 201 0>; + power-domains = <&k3_pds 201 TI_SCI_PD_EXCLUSIVE>; + interrupts = ; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 897fbf1b0701..52ef20f78a19 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -10545,6 +10545,11 @@ 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 +S: Supported +F: Documentation/devicetree/bindings/media/img,e5010-jpeg-enc.yaml + IMGTEC IR DECODER DRIVER S: Orphan F: drivers/media/rc/img-ir/