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Date: Wed, 29 Mar 2017 15:25:18 +0200 From: Hugues Fruchet <hugues.fruchet@...com> To: Rob Herring <robh+dt@...nel.org>, Mark Rutland <mark.rutland@....com>, Maxime Coquelin <mcoquelin.stm32@...il.com>, Alexandre Torgue <alexandre.torgue@...com>, Mauro Carvalho Chehab <mchehab@...nel.org>, Hans Verkuil <hverkuil@...all.nl> CC: <devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, <linux-media@...r.kernel.org>, Benjamin Gaignard <benjamin.gaignard@...aro.org>, Yannick Fertre <yannick.fertre@...com>, Hugues Fruchet <hugues.fruchet@...com> Subject: [PATCH v1 0/8] Add support for DCMI camera interface of STMicroelectronics STM32 SoC series This patchset introduces a basic support for Digital Camera Memory Interface (DCMI) of STMicroelectronics STM32 SoC series. This first basic support implements RGB565 & YUV frame grabbing. Cropping and JPEG support will be added later on. This has been tested on STM324x9I-EVAL evaluation board embedding an OV2640 camera sensor. This driver depends on: - [PATCHv6 00/14] atmel-isi/ov7670/ov2640: convert to standalone drivers http://www.spinics.net/lists/linux-media/msg113480.html =========== = history = =========== version 1: - Initial submission =================== = v4l2-compliance = =================== Below is the v4l2-compliance report for this current version of the DCMI camera interface. v4l2-compliance has been built from v4l-utils-1.12.3. v4l2-compliance SHA : f5f45e17ee98a0ebad7836ade2b34ceec909d751 Driver Info: Driver name : stm32-dcmi Card type : STM32 Digital Camera Memory Int Bus info : platform:dcmi Driver version: 4.11.0 Capabilities : 0x85200001 Video Capture Read/Write Streaming Extended Pix Format Device Capabilities Device Caps : 0x05200001 Video Capture Read/Write Streaming Extended Pix Format Compliance test for device /dev/video0 (not using libv4l2): Required ioctls: test VIDIOC_QUERYCAP: OK Allow for multiple opens: test second video open: OK test VIDIOC_QUERYCAP: OK test VIDIOC_G/S_PRIORITY: OK test for unlimited opens: OK Debug ioctls: test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported) test VIDIOC_LOG_STATUS: OK Input ioctls: test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported) test VIDIOC_G/S_FREQUENCY: OK (Not Supported) test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported) test VIDIOC_ENUMAUDIO: OK (Not Supported) test VIDIOC_G/S/ENUMINPUT: OK test VIDIOC_G/S_AUDIO: OK (Not Supported) Inputs: 1 Audio Inputs: 0 Tuners: 0 Output ioctls: test VIDIOC_G/S_MODULATOR: OK (Not Supported) test VIDIOC_G/S_FREQUENCY: OK (Not Supported) test VIDIOC_ENUMAUDOUT: OK (Not Supported) test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported) test VIDIOC_G/S_AUDOUT: OK (Not Supported) Outputs: 0 Audio Outputs: 0 Modulators: 0 Input/Output configuration ioctls: test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported) test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported) test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported) test VIDIOC_G/S_EDID: OK (Not Supported) Test input 0: Control ioctls: test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK test VIDIOC_QUERYCTRL: OK test VIDIOC_G/S_CTRL: OK test VIDIOC_G/S/TRY_EXT_CTRLS: OK test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK test VIDIOC_G/S_JPEGCOMP: OK (Not Supported) Standard Controls: 3 Private Controls: 0 Format ioctls: test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK test VIDIOC_G/S_PARM: OK (Not Supported) test VIDIOC_G_FBUF: OK (Not Supported) test VIDIOC_G_FMT: OK test VIDIOC_TRY_FMT: OK test VIDIOC_S_FMT: OK test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported) test Cropping: OK (Not Supported) test Composing: OK (Not Supported) test Scaling: OK Codec ioctls: test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported) test VIDIOC_G_ENC_INDEX: OK (Not Supported) test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported) Buffer ioctls: test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK test VIDIOC_EXPBUF: OK Test input 0: Streaming ioctls: test read/write: OK test MMAP: OK test USERPTR: OK (Not Supported) test DMABUF: Cannot test, specify --expbuf-device Total: 46, Succeeded: 46, Failed: 0, Warnings: 0 Hugues Fruchet (8): dt-bindings: Document STM32 DCMI bindings [media] stm32-dcmi: STM32 DCMI camera interface driver ARM: dts: stm32: Enable DCMI support on STM32F429 MCU ARM: dts: stm32: Enable DCMI camera interface on STM32F429-EVAL board ARM: dts: stm32: Enable stmpe1600 gpio expandor of STM32F429-EVAL board ARM: dts: stm32: Enable ov2640 camera support of STM32F429-EVAL board ARM: configs: stm32: stmpe 1600 GPIO expandor ARM: configs: stm32: DCMI + OV2640 camera support .../devicetree/bindings/media/st,stm32-dcmi.txt | 77 ++ arch/arm/boot/dts/stm32429i-eval.dts | 56 + arch/arm/boot/dts/stm32f429.dtsi | 37 + arch/arm/configs/stm32_defconfig | 9 + drivers/media/platform/Kconfig | 12 + drivers/media/platform/Makefile | 2 + drivers/media/platform/stm32/Makefile | 1 + drivers/media/platform/stm32/stm32-dcmi.c | 1417 ++++++++++++++++++++ 8 files changed, 1611 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/st,stm32-dcmi.txt create mode 100644 drivers/media/platform/stm32/Makefile create mode 100644 drivers/media/platform/stm32/stm32-dcmi.c -- 1.9.1
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