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02 Oct 2020 09:03:15 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1979.3; Fri, 2 Oct 2020 09:03:14 -0700 Received: from rob-ult-m19940.amer.actel.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.1979.3 via Frontend Transport; Fri, 2 Oct 2020 09:02:32 -0700 From: Codrin Ciubotariu To: , , , Subject: [PATCH 0/2] Add driver for Microchip S/PDIF RX Date: Fri, 2 Oct 2020 19:03:03 +0300 Message-ID: <20201002160305.815523-1-codrin.ciubotariu@microchip.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Cc: alexandre.belloni@bootlin.com, lgirdwood@gmail.com, nicolas.ferre@microchip.com, robh+dt@kernel.org, tiwai@suse.com, ludovic.desroches@microchip.com, broonie@kernel.org, Codrin Ciubotariu X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" The Sony/Philips Digital Interface Receiver (SPDIFRX) is a serial port compliant with the IEC-60958 standard. Among its caracteristics, we mention the following: - SPDIF/AES-EBU Compatible Serial Port - 32 Samples FIFO - Data Width Configurable to 24 bits, 20 bits or 16 bits - Packed and Unpacked Data Support for System Memory Optimization - Line State Events Report and Source of Interrupt - Line Error Rate Report - Full Memory Map of 192 bits for Channel 1 and Channel 2 Status and User Data - First 32-bit Status A, Status B Change Report and Source of Interrupt - Line Digital Filter - Register Write Protection - Abnormal Software Access and Internal Sequencer Integrity Check Reports This interface is available in Microchip's SAMA7G5 SoC. Codrin Ciubotariu (2): dt-bindings: sound: add DT bindings for Microchip S/PDIF RX Controller ASoC: mchp-spdifrx: add driver for SPDIF RX .../bindings/sound/mchp,spdifrx.yaml | 73 ++ sound/soc/atmel/Kconfig | 13 + sound/soc/atmel/Makefile | 2 + sound/soc/atmel/mchp-spdifrx.c | 954 ++++++++++++++++++ 4 files changed, 1042 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/mchp,spdifrx.yaml create mode 100644 sound/soc/atmel/mchp-spdifrx.c