From patchwork Thu May 25 12:29:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 13255163 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7C635C7EE45 for ; Thu, 25 May 2023 12:29:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241095AbjEYM34 (ORCPT ); Thu, 25 May 2023 08:29:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57104 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241137AbjEYM3w (ORCPT ); Thu, 25 May 2023 08:29:52 -0400 Received: from mail-wr1-x433.google.com (mail-wr1-x433.google.com [IPv6:2a00:1450:4864:20::433]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EBF79189 for ; Thu, 25 May 2023 05:29:50 -0700 (PDT) Received: by mail-wr1-x433.google.com with SMTP id ffacd0b85a97d-3093eb8cd1fso1433813f8f.1 for ; Thu, 25 May 2023 05:29:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1685017789; x=1687609789; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=IJsCP5eAukhRRhN8wNftC7pCTKUCCN0FeNvEngr8YsI=; b=ORhM7dDRxsRP2rCm+NpguoZtR6c+ZIqhx8hiJ0JtEwbJpLnmofOvtVln3aE0ReFJnN 1MwjTOkft1jHmTOVrAVFoHa+vjjhSWw08n4iwjn5S6TzXih1A+5TJojWqYZyChSPrpmR A0KnLjmROPGfyorXmwcfNBqYc98ePCCwfv2mthk7DlT076wOF0G/9UXTG/Fb7aQtvr+j 5toTcRSA0VOpVsAOLXR3MYHD1/pHK+vL5SGAYAlmpo3dtNdg7qoRcd7JIcHZYZfsrQ3s C7T/FW5lAd3FeglO2aKPrISkC5ZPR3kS3uWu6mWH5do1BflZruoi8Vht2M9YczgcSIcr ie8g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1685017789; x=1687609789; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=IJsCP5eAukhRRhN8wNftC7pCTKUCCN0FeNvEngr8YsI=; b=CgRpHrohyfBvfrdz8QGIktsN6iJOJRgPe0ut3yYraEdtRvH/p0mUIa96fs4mDzE/r8 EwoaoEnW3u0zEh7uild5pB+A5rLRNx/2e0byuYySPstPETs8EK8HEw4vqcWmU3/0wt8s dGBNHShG4JtUDdJ/WkqPEaj2ZiMzZ8S/BL/9SItH6ELXEDH1qbnUElnTB/JzVvhNA/sH z7ivC8Wa0Lv/OyN8VSjWU2ax4DTnf9bs+jMfisDX6j+E17NMwM+THp5SDJsLzv9B06HH B1BbyCRvZlcCERMrTAKSVuGZz+KOjXix61oZUicFLMwfNEWmr+Y087ytlhH+d0R6l3WC Y94A== X-Gm-Message-State: AC+VfDyaJYYgDr9yI/q+YMrH0V+8C6lyr0ukej3Hw6mOmjoxbynLQHbp Yz6OsSnSoIwAoNucyhuTPsmSCQ== X-Google-Smtp-Source: ACHHUZ4vMqeUCwGb2uVCp+SVxuBY9+XTrYC5axsN8N1ITSaFrjffj/2AHApiEb9E1m5041bOjWZQBw== X-Received: by 2002:adf:f84c:0:b0:309:45b0:e7f7 with SMTP id d12-20020adff84c000000b0030945b0e7f7mr2373279wrq.52.1685017789535; Thu, 25 May 2023 05:29:49 -0700 (PDT) Received: from localhost.localdomain ([5.133.47.210]) by smtp.gmail.com with ESMTPSA id k7-20020adfe3c7000000b003062b2c5255sm1700227wrm.40.2023.05.25.05.29.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 May 2023 05:29:48 -0700 (PDT) From: Srinivas Kandagatla To: andersson@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: johan+linaro@kernel.org, agross@kernel.org, konrad.dybcio@linaro.org, mturquette@baylibre.com, sboyd@kernel.org, conor+dt@kernel.org, linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH v2 4/6] clk: qcom: Add lpass audio clock controller driver for SC8280XP Date: Thu, 25 May 2023 13:29:28 +0100 Message-Id: <20230525122930.17141-5-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230525122930.17141-1-srinivas.kandagatla@linaro.org> References: <20230525122930.17141-1-srinivas.kandagatla@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add support for the lpass audio clock controller found on SC8280XP based devices. This would allow lpass peripheral loader drivers to control the clocks and bring the subsystems out of reset. Currently this patch only supports resets as the Q6DSP is in control of LPASS IP which manages most of the clocks via Q6PRM service on GPR rpmsg channel. Signed-off-by: Srinivas Kandagatla Reviewed-by: Johan Hovold --- drivers/clk/qcom/lpasscc-sc8280xp.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/drivers/clk/qcom/lpasscc-sc8280xp.c b/drivers/clk/qcom/lpasscc-sc8280xp.c index 547f15d41a9d..60cc3c98d03d 100644 --- a/drivers/clk/qcom/lpasscc-sc8280xp.c +++ b/drivers/clk/qcom/lpasscc-sc8280xp.c @@ -14,6 +14,26 @@ #include "common.h" #include "reset.h" +static const struct qcom_reset_map lpass_audiocc_sc8280xp_resets[] = { + [LPASS_AUDIO_SWR_RX_CGCR] = { 0xa0, 1 }, + [LPASS_AUDIO_SWR_WSA_CGCR] = { 0xb0, 1 }, + [LPASS_AUDIO_SWR_WSA2_CGCR] = { 0xd8, 1 }, +}; + +static struct regmap_config lpass_audiocc_sc8280xp_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .name = "lpass-audio-csr", + .max_register = 0x1000, +}; + +static const struct qcom_cc_desc lpass_audiocc_reset_sc8280xp_desc = { + .config = &lpass_audiocc_sc8280xp_regmap_config, + .resets = lpass_audiocc_sc8280xp_resets, + .num_resets = ARRAY_SIZE(lpass_audiocc_sc8280xp_resets), +}; + static const struct qcom_reset_map lpasscc_sc8280xp_resets[] = { [LPASS_AUDIO_SWR_TX_CGCR] = { 0xc010, 1 }, }; @@ -34,6 +54,9 @@ static const struct qcom_cc_desc lpasscc_reset_sc8280xp_desc = { static const struct of_device_id lpasscc_sc8280xp_match_table[] = { { + .compatible = "qcom,sc8280xp-lpassaudiocc", + .data = &lpass_audiocc_reset_sc8280xp_desc, + }, { .compatible = "qcom,sc8280xp-lpasscc", .data = &lpasscc_reset_sc8280xp_desc, },