From patchwork Fri Jul 28 17:34:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aradhya Bhatia X-Patchwork-Id: 13332206 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 14A53C001E0 for ; Fri, 28 Jul 2023 17:35:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=87RKdjZfKejniwo+82ENntiDuT+A1zp+m6/pXPeHZds=; b=ZshGUl2gKne35f 1OBvoKpSo9ekt2RJTQ1yQpUff06Dssuy0aT7zkD8+Iac5ZC9Pn34NZqEXMuFVux0COIL52Z3gn0kR zM0fhYGARNhmdr+0uV9krQpxP24BGNaJUcVwpEP7LpGE0BTKdDxuSnAnJb8dlYgjYIIYN66az2yWi 7B7ElPNGWLqLWdu6XLt837wJb2V+FAcF/NGp0yvuP3NDqZVLBpV+RiZBzawBlyuQrpkpJ4Wj/4tuH ErHs3dtwb7+B8vasgCAxbI8MpUG2d5YCJNSTbmSyQG9UPcXZ1FW+1lqVT2bdIWU1pF0TUiw6M31hT R2aIaK97dFjHA3hZRWvA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qPRMz-004IBo-0m; Fri, 28 Jul 2023 17:35:17 +0000 Received: from lelv0143.ext.ti.com ([198.47.23.248]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qPRMm-004I5o-1c for linux-arm-kernel@lists.infradead.org; Fri, 28 Jul 2023 17:35:06 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 36SHYlqe083999; Fri, 28 Jul 2023 12:34:47 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1690565687; bh=duFVjn510vs3KKVlXlZxnD5U8L5deWr7SV63FYoxnss=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=K5q/ku9TuoLoAB3d4tNpkCwCBNTM7y6hqtdynxT01VsFTl5t69n+6kvwJc8LAW70R Lfw2O5R33i8bSjbqG3pgfzFeOqMlCoj6aqKRFvyD0R81KGfD5ehoYaoaOhbVtSQR4K ef56AdDLV0Vs35N0ROOVC4xBbp4B5ntgEscVVEps= Received: from DFLE100.ent.ti.com (dfle100.ent.ti.com [10.64.6.21]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 36SHYlDj020889 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 28 Jul 2023 12:34:47 -0500 Received: from DFLE104.ent.ti.com (10.64.6.25) by DFLE100.ent.ti.com (10.64.6.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 28 Jul 2023 12:34:47 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE104.ent.ti.com (10.64.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Fri, 28 Jul 2023 12:34:47 -0500 Received: from localhost (ileaxei01-snat.itg.ti.com [10.180.69.5]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 36SHYksR004036; Fri, 28 Jul 2023 12:34:46 -0500 From: Aradhya Bhatia To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Catalin Marinas , Conor Dooley CC: Devicetree List , Linux Kernel List , Linux ARM Kernel List , Tomi Valkeinen , Rahul T R , Devarsh Thakkar , Jai Luthra , Jayesh Choudhary , Aradhya Bhatia Subject: [PATCH v3 5/8] arm64: dts: ti: am62x-sk: Add overlay for HDMI audio Date: Fri, 28 Jul 2023 23:04:35 +0530 Message-ID: <20230728173438.12995-6-a-bhatia1@ti.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230728173438.12995-1-a-bhatia1@ti.com> References: <20230728173438.12995-1-a-bhatia1@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230728_103504_621088_CD5459C1 X-CRM114-Status: GOOD ( 16.27 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Jai Luthra Enable audio output over HDMI instead of the 3.5mm jack. A FET switch (U65) on the EVM muxes serial audio lines coming from McASP between the codec (tlv320aic3106) and the HDMI bridge (sii9022). By default it uses the codec, but it can be toggled to use the HDMI bridge by shorting a (J24) header on the board. Signed-off-by: Jai Luthra [a-bhatia1: Cosmetic changes] Signed-off-by: Aradhya Bhatia --- arch/arm64/boot/dts/ti/Makefile | 3 ++ .../boot/dts/ti/k3-am62x-sk-hdmi-audio.dtso | 40 +++++++++++++++++++ 2 files changed, 43 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am62x-sk-hdmi-audio.dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index 6dd7b6f1d6ab..b814f6c4b860 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -19,6 +19,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-dahlia.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-dev.dtb dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-yavia.dtb dtb-$(CONFIG_ARCH_K3) += k3-am62-lp-sk.dtb +dtb-$(CONFIG_ARCH_K3) += k3-am62x-sk-hdmi-audio.dtbo # Boards with AM62Ax SoC dtb-$(CONFIG_ARCH_K3) += k3-am62a7-sk.dtb @@ -58,3 +59,5 @@ dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm.dtb # Enable support for device-tree overlays DTC_FLAGS_k3-am6548-iot2050-advanced-m2 += -@ +DTC_FLAGS_k3-am625-sk += -@ +DTC_FLAGS_k3-am62-lp-sk += -@ diff --git a/arch/arm64/boot/dts/ti/k3-am62x-sk-hdmi-audio.dtso b/arch/arm64/boot/dts/ti/k3-am62x-sk-hdmi-audio.dtso new file mode 100644 index 000000000000..43a0ddc123e5 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am62x-sk-hdmi-audio.dtso @@ -0,0 +1,40 @@ +// SPDX-License-Identifier: GPL-2.0 +/** + * Audio playback via HDMI for AM625-SK and AM62-LP SK. + * + * Links: + * AM625 SK: https://www.ti.com/tool/SK-AM62 + * AM62-LP SK: https://www.ti.com/tool/SK-AM62-LP + * + * Copyright (C) 2023 Texas Instruments Incorporated - http://www.ti.com/ + */ + +/dts-v1/; +/plugin/; + +&{/} { + hdmi_audio: sound-sii9022 { + compatible = "simple-audio-card"; + simple-audio-card,name = "AM62x-Sil9022-HDMI"; + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&hdmi_dailink_master>; + simple-audio-card,frame-master = <&hdmi_dailink_master>; + + hdmi_dailink_master: simple-audio-card,cpu { + sound-dai = <&mcasp1>; + system-clock-direction-out; + }; + + simple-audio-card,codec { + sound-dai = <&sii9022>; + }; + }; +}; + +&mcasp1 { + auxclk-fs-ratio = <2177>; +}; + +&codec_audio { + status = "disabled"; +};