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[2620:137:e000::1:20]) by mx.google.com with ESMTP id ht17-20020a170907609100b00871c59c032bsi8921156ejc.618.2023.01.18.08.14.03; Wed, 18 Jan 2023 08:14:14 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@cirrus.com header.s=PODMain02222019 header.b=VC3KI2qd; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=cirrus.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231367AbjARQKO (ORCPT + 45 others); Wed, 18 Jan 2023 11:10:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43192 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230420AbjARQJF (ORCPT ); Wed, 18 Jan 2023 11:09:05 -0500 Received: from mx0b-001ae601.pphosted.com (mx0b-001ae601.pphosted.com [67.231.152.168]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3225E46171 for ; Wed, 18 Jan 2023 08:05:17 -0800 (PST) Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 30IEDgr7022836; Wed, 18 Jan 2023 10:05:03 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=PODMain02222019; bh=k5oNoCYjcpl/Ta/zXWc2NtstMbInyOsQe4rw1amTQII=; b=VC3KI2qdVhc8l7oQFesA70bP5axv+8ui/dmgewZfaLSUVEqMTiruqc61OGcHzU4+HGkv SHRW9mlYjCMd9TlquQ+MnP8Uenel5lJLQM7rlQX8fPmjp3rXsP+kYyxgg4Gy42fu6dk7 J5u/KR2Xb+WTr3LK+PNBfH4ZWq9MAQ/gdUl1p/ci0gS9b+ebcNiJFDaFlznQMvcJY9oM smt/ZMgUVlExDpNh7IthYR3ZU4AeUAo1PKVqJG0+p7ZXSt+crJUkwFLZb0yRXx9sbnDO B7SHBJsxkbdTf8gpRHT5Vpo0HA04axh/llBJVQmNVUCWzSF9X43CQXn0J9XSAf/JGNnD lQ== Received: from ediex01.ad.cirrus.com ([84.19.233.68]) by mx0b-001ae601.pphosted.com (PPS) with ESMTPS id 3n3spx6vk9-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 18 Jan 2023 10:05:02 -0600 Received: from ediex01.ad.cirrus.com (198.61.84.80) by ediex01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.21; Wed, 18 Jan 2023 10:04:57 -0600 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by ediex01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.2.1118.21 via Frontend Transport; Wed, 18 Jan 2023 10:04:57 -0600 Received: from sbinding-cirrus-dsktp2.ad.cirrus.com (unknown [198.90.202.160]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 2A39F11CC; Wed, 18 Jan 2023 16:04:57 +0000 (UTC) From: Stefan Binding To: Mark Brown , Pierre-Louis Bossart CC: , , , Richard Fitzgerald , Stefan Binding Subject: [PATCH v2 2/8] ASoC: cs42l42: Add SOFT_RESET_REBOOT register Date: Wed, 18 Jan 2023 16:04:46 +0000 Message-ID: <20230118160452.2385494-3-sbinding@opensource.cirrus.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230118160452.2385494-1-sbinding@opensource.cirrus.com> References: <20230118160452.2385494-1-sbinding@opensource.cirrus.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-GUID: Qs0q9NiF4zbq3I7Fi1ZM13SbCK8xRqKM X-Proofpoint-ORIG-GUID: Qs0q9NiF4zbq3I7Fi1ZM13SbCK8xRqKM X-Proofpoint-Spam-Reason: safe X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Richard Fitzgerald The SOFT_RESET_REBOOT register is needed to recover CS42L42 state after a Soundwire bus reset. Signed-off-by: Richard Fitzgerald Signed-off-by: Stefan Binding --- include/sound/cs42l42.h | 5 +++++ sound/soc/codecs/cs42l42.c | 2 ++ 2 files changed, 7 insertions(+) diff --git a/include/sound/cs42l42.h b/include/sound/cs42l42.h index 1d1c24fdd0cae..3994e933db195 100644 --- a/include/sound/cs42l42.h +++ b/include/sound/cs42l42.h @@ -34,6 +34,7 @@ #define CS42L42_PAGE_24 0x2400 #define CS42L42_PAGE_25 0x2500 #define CS42L42_PAGE_26 0x2600 +#define CS42L42_PAGE_27 0x2700 #define CS42L42_PAGE_28 0x2800 #define CS42L42_PAGE_29 0x2900 #define CS42L42_PAGE_2A 0x2A00 @@ -720,6 +721,10 @@ #define CS42L42_SRC_SDOUT_FS (CS42L42_PAGE_26 + 0x09) +/* Page 0x27 DMA */ +#define CS42L42_SOFT_RESET_REBOOT (CS42L42_PAGE_27 + 0x01) +#define CS42L42_SFT_RST_REBOOT_MASK BIT(1) + /* Page 0x28 S/PDIF Registers */ #define CS42L42_SPDIF_CTL1 (CS42L42_PAGE_28 + 0x01) #define CS42L42_SPDIF_CTL2 (CS42L42_PAGE_28 + 0x02) diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c index 2fefbcf7bd130..82aa11d6937be 100644 --- a/sound/soc/codecs/cs42l42.c +++ b/sound/soc/codecs/cs42l42.c @@ -293,6 +293,7 @@ bool cs42l42_readable_register(struct device *dev, unsigned int reg) case CS42L42_SPDIF_SW_CTL1: case CS42L42_SRC_SDIN_FS: case CS42L42_SRC_SDOUT_FS: + case CS42L42_SOFT_RESET_REBOOT: case CS42L42_SPDIF_CTL1: case CS42L42_SPDIF_CTL2: case CS42L42_SPDIF_CTL3: @@ -358,6 +359,7 @@ bool cs42l42_volatile_register(struct device *dev, unsigned int reg) case CS42L42_LOAD_DET_DONE: case CS42L42_DET_STATUS1: case CS42L42_DET_STATUS2: + case CS42L42_SOFT_RESET_REBOOT: return true; default: return false; -- 2.34.1