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Tue, 26 May 2020 15:09:19 -0500 Received: from DFLE113.ent.ti.com (10.64.6.34) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Tue, 26 May 2020 15:09:18 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE113.ent.ti.com (10.64.6.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Tue, 26 May 2020 15:09:18 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 04QK9IgK107585; Tue, 26 May 2020 15:09:18 -0500 From: Dan Murphy To: , , , Subject: [PATCH 2/2] ASoC: tlv320adcx140: Add support for configuring GPI pins Date: Tue, 26 May 2020 15:09:17 -0500 Message-ID: <20200526200917.10385-2-dmurphy@ti.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200526200917.10385-1-dmurphy@ti.com> References: <20200526200917.10385-1-dmurphy@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, Dan Murphy 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" Add support to configure the GPI pins to the specific configuration. The pins can be disabled or be configured as data input for any of the digital mic channels. In addition the GPI can be used a a general purpose input, a Master clock input or an ASI input for daisy chaining devices. Signed-off-by: Dan Murphy --- sound/soc/codecs/tlv320adcx140.c | 28 ++++++++++++++++++++++++++++ sound/soc/codecs/tlv320adcx140.h | 7 +++++++ 2 files changed, 35 insertions(+) diff --git a/sound/soc/codecs/tlv320adcx140.c b/sound/soc/codecs/tlv320adcx140.c index 2fe0df3b7550..35fe8ee5bce9 100644 --- a/sound/soc/codecs/tlv320adcx140.c +++ b/sound/soc/codecs/tlv320adcx140.c @@ -764,6 +764,9 @@ static int adcx140_codec_probe(struct snd_soc_component *component) int pdm_count; u32 pdm_edges[ADCX140_NUM_PDM_EDGES]; u32 pdm_edge_val = 0; + int gpi_count; + u32 gpi_inputs[ADCX140_NUM_GPI_PINS]; + u32 gpi_input_val = 0; int i; int ret; @@ -807,6 +810,31 @@ static int adcx140_codec_probe(struct snd_soc_component *component) return ret; } + gpi_count = device_property_count_u32(adcx140->dev, "ti,gpi-config"); + if (gpi_count <= ADCX140_NUM_GPI_PINS && gpi_count > 0) { + ret = device_property_read_u32_array(adcx140->dev, + "ti,gpi-config", + gpi_inputs, gpi_count); + if (ret) + return ret; + + gpi_input_val = gpi_inputs[ADCX140_GPI1_INDEX] << ADCX140_GPI_SHIFT | + gpi_inputs[ADCX140_GPI2_INDEX]; + + ret = regmap_write(adcx140->regmap, ADCX140_GPI_CFG0, + gpi_input_val); + if (ret) + return ret; + + gpi_input_val = gpi_inputs[ADCX140_GPI3_INDEX] << ADCX140_GPI_SHIFT | + gpi_inputs[ADCX140_GPI4_INDEX]; + + ret = regmap_write(adcx140->regmap, ADCX140_GPI_CFG1, + gpi_input_val); + if (ret) + return ret; + } + ret = adcx140_reset(adcx140); if (ret) goto out; diff --git a/sound/soc/codecs/tlv320adcx140.h b/sound/soc/codecs/tlv320adcx140.h index 247827f315f1..39206bf1af12 100644 --- a/sound/soc/codecs/tlv320adcx140.h +++ b/sound/soc/codecs/tlv320adcx140.h @@ -132,4 +132,11 @@ #define ADCX140_NUM_PDM_EDGES 4 #define ADCX140_PDM_EDGE_SHIFT 7 +#define ADCX140_NUM_GPI_PINS 4 +#define ADCX140_GPI_SHIFT 4 +#define ADCX140_GPI1_INDEX 0 +#define ADCX140_GPI2_INDEX 1 +#define ADCX140_GPI3_INDEX 2 +#define ADCX140_GPI4_INDEX 3 + #endif /* _TLV320ADCX140_ */ -- 2.26.2 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D907FC433E0 for ; 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Tue, 26 May 2020 15:09:19 -0500 Received: from DFLE113.ent.ti.com (10.64.6.34) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Tue, 26 May 2020 15:09:18 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE113.ent.ti.com (10.64.6.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Tue, 26 May 2020 15:09:18 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 04QK9IgK107585; Tue, 26 May 2020 15:09:18 -0500 From: Dan Murphy To: , , , CC: , , , Dan Murphy Subject: [PATCH 2/2] ASoC: tlv320adcx140: Add support for configuring GPI pins Date: Tue, 26 May 2020 15:09:17 -0500 Message-ID: <20200526200917.10385-2-dmurphy@ti.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200526200917.10385-1-dmurphy@ti.com> References: <20200526200917.10385-1-dmurphy@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add support to configure the GPI pins to the specific configuration. The pins can be disabled or be configured as data input for any of the digital mic channels. In addition the GPI can be used a a general purpose input, a Master clock input or an ASI input for daisy chaining devices. Signed-off-by: Dan Murphy --- sound/soc/codecs/tlv320adcx140.c | 28 ++++++++++++++++++++++++++++ sound/soc/codecs/tlv320adcx140.h | 7 +++++++ 2 files changed, 35 insertions(+) diff --git a/sound/soc/codecs/tlv320adcx140.c b/sound/soc/codecs/tlv320adcx140.c index 2fe0df3b7550..35fe8ee5bce9 100644 --- a/sound/soc/codecs/tlv320adcx140.c +++ b/sound/soc/codecs/tlv320adcx140.c @@ -764,6 +764,9 @@ static int adcx140_codec_probe(struct snd_soc_component *component) int pdm_count; u32 pdm_edges[ADCX140_NUM_PDM_EDGES]; u32 pdm_edge_val = 0; + int gpi_count; + u32 gpi_inputs[ADCX140_NUM_GPI_PINS]; + u32 gpi_input_val = 0; int i; int ret; @@ -807,6 +810,31 @@ static int adcx140_codec_probe(struct snd_soc_component *component) return ret; } + gpi_count = device_property_count_u32(adcx140->dev, "ti,gpi-config"); + if (gpi_count <= ADCX140_NUM_GPI_PINS && gpi_count > 0) { + ret = device_property_read_u32_array(adcx140->dev, + "ti,gpi-config", + gpi_inputs, gpi_count); + if (ret) + return ret; + + gpi_input_val = gpi_inputs[ADCX140_GPI1_INDEX] << ADCX140_GPI_SHIFT | + gpi_inputs[ADCX140_GPI2_INDEX]; + + ret = regmap_write(adcx140->regmap, ADCX140_GPI_CFG0, + gpi_input_val); + if (ret) + return ret; + + gpi_input_val = gpi_inputs[ADCX140_GPI3_INDEX] << ADCX140_GPI_SHIFT | + gpi_inputs[ADCX140_GPI4_INDEX]; + + ret = regmap_write(adcx140->regmap, ADCX140_GPI_CFG1, + gpi_input_val); + if (ret) + return ret; + } + ret = adcx140_reset(adcx140); if (ret) goto out; diff --git a/sound/soc/codecs/tlv320adcx140.h b/sound/soc/codecs/tlv320adcx140.h index 247827f315f1..39206bf1af12 100644 --- a/sound/soc/codecs/tlv320adcx140.h +++ b/sound/soc/codecs/tlv320adcx140.h @@ -132,4 +132,11 @@ #define ADCX140_NUM_PDM_EDGES 4 #define ADCX140_PDM_EDGE_SHIFT 7 +#define ADCX140_NUM_GPI_PINS 4 +#define ADCX140_GPI_SHIFT 4 +#define ADCX140_GPI1_INDEX 0 +#define ADCX140_GPI2_INDEX 1 +#define ADCX140_GPI3_INDEX 2 +#define ADCX140_GPI4_INDEX 3 + #endif /* _TLV320ADCX140_ */ -- 2.26.2