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Tue, 26 Oct 2021 12:19:46 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 45D81C4360D; Tue, 26 Oct 2021 12:19:46 +0000 (UTC) Received: from hu-srivasam-hyd.qualcomm.com (unknown [202.46.22.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: srivasam) by smtp.codeaurora.org (Postfix) with ESMTPSA id 36143C43618; Tue, 26 Oct 2021 12:19:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.codeaurora.org 36143C43618 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=codeaurora.org From: Srinivasa Rao Mandadapu To: agross@kernel.org, bjorn.andersson@linaro.org, lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org, plai@codeaurora.org, bgoswami@codeaurora.org, perex@perex.cz, tiwai@suse.com, srinivas.kandagatla@linaro.org, rohitkr@codeaurora.org, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, swboyd@chromium.org, judyhsiao@chromium.org Subject: [PATCH v4 1/3] ASoC: qcom: soundwire: Disable soundwire rxtx cgcr hardware control Date: Tue, 26 Oct 2021 17:49:22 +0530 Message-Id: <1635250764-13994-2-git-send-email-srivasam@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1635250764-13994-1-git-send-email-srivasam@codeaurora.org> References: <1635250764-13994-1-git-send-email-srivasam@codeaurora.org> Cc: Venkata Prasad Potturu , Srinivasa Rao Mandadapu 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" Update soundwire master rxtx cgcr register field to make clock gating control as software controllable. It is required for soundwire v1.6.0 and above for RX and TX path to work. Signed-off-by: Srinivasa Rao Mandadapu Co-developed-by: Venkata Prasad Potturu Signed-off-by: Venkata Prasad Potturu --- drivers/soundwire/qcom.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c index 0ef79d6..2492190 100644 --- a/drivers/soundwire/qcom.c +++ b/drivers/soundwire/qcom.c @@ -109,6 +109,7 @@ #define SWR_MAX_CMD_ID 14 #define MAX_FIFO_RD_RETRY 3 #define SWR_OVERFLOW_RETRY_COUNT 30 +#define SWR_RXTX_CGCR_HW_CTL_MASK ~BIT(1) struct qcom_swrm_port_config { u8 si; @@ -127,6 +128,7 @@ struct qcom_swrm_ctrl { struct device *dev; struct regmap *regmap; void __iomem *mmio; + char __iomem *audio_csr_mmio; struct completion broadcast; struct completion enumeration; struct work_struct slave_work; @@ -610,6 +612,12 @@ static int qcom_swrm_init(struct qcom_swrm_ctrl *ctrl) val = FIELD_PREP(SWRM_MCP_FRAME_CTRL_BANK_ROW_CTRL_BMSK, ctrl->rows_index); val |= FIELD_PREP(SWRM_MCP_FRAME_CTRL_BANK_COL_CTRL_BMSK, ctrl->cols_index); + if (ctrl->audio_csr_mmio) { + val = ioread32(ctrl->audio_csr_mmio); + val &= SWR_RXTX_CGCR_HW_CTL_MASK; + iowrite32(val, ctrl->audio_csr_mmio); + } + ctrl->reg_write(ctrl, SWRM_MCP_FRAME_CTRL_BANK_ADDR(0), val); /* Enable Auto enumeration */ @@ -1201,6 +1209,7 @@ static int qcom_swrm_probe(struct platform_device *pdev) const struct qcom_swrm_data *data; int ret; u32 val; + int swrm_hctl_reg; ctrl = devm_kzalloc(dev, sizeof(*ctrl), GFP_KERNEL); if (!ctrl) @@ -1251,6 +1260,11 @@ static int qcom_swrm_probe(struct platform_device *pdev) ctrl->bus.port_ops = &qcom_swrm_port_ops; ctrl->bus.compute_params = &qcom_swrm_compute_params; + if (!of_property_read_u32(dev->of_node, "qcom,swrm-hctl-reg", &swrm_hctl_reg)) { + ctrl->audio_csr_mmio = devm_ioremap(&pdev->dev, swrm_hctl_reg, 0x4); + if (!ctrl->audio_csr_mmio) + return -ENODEV; + } ret = qcom_swrm_get_port_config(ctrl); if (ret) goto err_clk; From patchwork Tue Oct 26 12:19:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivasa Rao Mandadapu X-Patchwork-Id: 12584809 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9BCD6C433EF for ; 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Tue, 26 Oct 2021 12:19:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.codeaurora.org EE036C43460 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=codeaurora.org From: Srinivasa Rao Mandadapu To: agross@kernel.org, bjorn.andersson@linaro.org, lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org, plai@codeaurora.org, bgoswami@codeaurora.org, perex@perex.cz, tiwai@suse.com, srinivas.kandagatla@linaro.org, rohitkr@codeaurora.org, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, swboyd@chromium.org, judyhsiao@chromium.org Subject: [PATCH v4 2/3] dt-bindings: soundwire: qcom: Add bindings for RX and TX cgcr register control Date: Tue, 26 Oct 2021 17:49:23 +0530 Message-Id: <1635250764-13994-3-git-send-email-srivasam@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1635250764-13994-1-git-send-email-srivasam@codeaurora.org> References: <1635250764-13994-1-git-send-email-srivasam@codeaurora.org> Cc: Venkata Prasad Potturu , Srinivasa Rao Mandadapu 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" Update description for RX and TX cgcr register control property required for soundwire version 1.6.0 and above. Signed-off-by: Srinivasa Rao Mandadapu Co-developed-by: Venkata Prasad Potturu Signed-off-by: Venkata Prasad Potturu Acked-by: Rob Herring --- Documentation/devicetree/bindings/soundwire/qcom,sdw.txt | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt b/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt index b93a2b3..91b9086 100644 --- a/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt +++ b/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt @@ -150,6 +150,15 @@ board specific bus parameters. or applicable for the respective data port. More info in MIPI Alliance SoundWire 1.0 Specifications. +- qcom,swrm-hctl-reg: + Usage: optional + Value type: + Definition: The base address of SoundWire RX and TX cgcr register + address space. + This is to update soundwire master rxtx cgcr register field to + make clock gating control as software controllable for RX path and + TX path which is required for SoundWire version 1.6.0 and above. + Note: More Information on detail of encoding of these fields can be found in MIPI Alliance SoundWire 1.0 Specifications. 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Tue, 26 Oct 2021 12:19:58 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id A9F4BC4361A; Tue, 26 Oct 2021 12:19:57 +0000 (UTC) Received: from hu-srivasam-hyd.qualcomm.com (unknown [202.46.22.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: srivasam) by smtp.codeaurora.org (Postfix) with ESMTPSA id B2C56C43617; Tue, 26 Oct 2021 12:19:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 smtp.codeaurora.org B2C56C43617 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=codeaurora.org From: Srinivasa Rao Mandadapu To: agross@kernel.org, bjorn.andersson@linaro.org, lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org, plai@codeaurora.org, bgoswami@codeaurora.org, perex@perex.cz, tiwai@suse.com, srinivas.kandagatla@linaro.org, rohitkr@codeaurora.org, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, swboyd@chromium.org, judyhsiao@chromium.org Subject: [PATCH v4 3/3] soundwire: qcom: Add compatible name for v1.6.0 Date: Tue, 26 Oct 2021 17:49:24 +0530 Message-Id: <1635250764-13994-4-git-send-email-srivasam@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1635250764-13994-1-git-send-email-srivasam@codeaurora.org> References: <1635250764-13994-1-git-send-email-srivasam@codeaurora.org> Cc: Venkata Prasad Potturu , Srinivasa Rao Mandadapu 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" Update compatible string and master data information in soundwire driver to support v1.6.0 in lpass sc7280 based platform. Signed-off-by: Srinivasa Rao Mandadapu Co-developed-by: Venkata Prasad Potturu Signed-off-by: Venkata Prasad Potturu --- drivers/soundwire/qcom.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c index 2492190..2b39f4c 100644 --- a/drivers/soundwire/qcom.c +++ b/drivers/soundwire/qcom.c @@ -173,6 +173,11 @@ static struct qcom_swrm_data swrm_v1_5_data = { .default_cols = 16, }; +static struct qcom_swrm_data swrm_v1_6_data = { + .default_rows = 50, + .default_cols = 16, +}; + #define to_qcom_sdw(b) container_of(b, struct qcom_swrm_ctrl, bus) static int qcom_swrm_ahb_reg_read(struct qcom_swrm_ctrl *ctrl, int reg, @@ -1339,6 +1344,7 @@ static int qcom_swrm_remove(struct platform_device *pdev) static const struct of_device_id qcom_swrm_of_match[] = { { .compatible = "qcom,soundwire-v1.3.0", .data = &swrm_v1_3_data }, { .compatible = "qcom,soundwire-v1.5.1", .data = &swrm_v1_5_data }, + { .compatible = "qcom,soundwire-v1.6.0", .data = &swrm_v1_6_data }, {/* sentinel */}, };