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 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 3C009CFD64E for ; Wed, 7 Jan 2026 15:36:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=/SR2gLuU1H5541mPq9C4V04vstpLOPeBOnMkn3dWO/g=; b=zH9oCidPneFM2FfEolzlDAuql+ RHP6zeLs13yvJvhp9Mbf1X0MC/3x34mM/IDbCvRr9+Ieq/NO+Wi7d0bVQGKPdL62vupfBg8EMJS9l RBZ1ht/NAEXDkScYiPb56xqn1Ba0tF9EFgvTS2FIEDCx3Qw1YRTp+3Ot8IU43DfhZo9ATl9XINUSH NnSLgctA+QltCx1miYJd7oURtUBKAU+ksxZOzXVhQs/ltLLoQZ13XFJ6KYfSdtNB5i7ilGkUXY2GM P6j5EQZkln9ln3RGaT0bWpu/q3JBckhPpTaMrgSkurCUUviTTqUBlglUHPe7jwtijekN6QHvE8IfB an/BGIcg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vdVZc-0000000FBEm-2xpp; Wed, 07 Jan 2026 15:35:53 +0000 Received: from mail-pl1-x630.google.com ([2607:f8b0:4864:20::630]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vdVZW-0000000FBEB-0TgR for linux-arm-kernel@lists.infradead.org; Wed, 07 Jan 2026 15:35:47 +0000 Received: by mail-pl1-x630.google.com with SMTP id d9443c01a7336-2a0a95200e8so14373325ad.0 for ; Wed, 07 Jan 2026 07:35:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1767800141; x=1768404941; darn=lists.infradead.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=/SR2gLuU1H5541mPq9C4V04vstpLOPeBOnMkn3dWO/g=; b=lix0ou2nUg/xVrrZry2/3VB/Vqc4wnruMvlWWU02BdDQo09CdZEXjfJGyRHNIfo6jt vH9uW09UE2viGehGqYwoPDIA+jKskV5Asz6yknCbiMvtVCDodwsOqQk7J5AUarGF+lF9 YDFnwHriLvTyHCfEKw6GHYbzQa98krxLSUOPVsL/HJCSwH/QXHjNfYEILqRkicWSNEKM TxGBRh8B2wdAguyJJNE87V7nyod74GR0Aw/tgzog8yM4iO014ncqifEOnzyRMDXiz6ss DNxEakGk80TJJD/PbSbBzs5zR8ok33kghna1YXvx0rO5zzoBuRt6vSTf1fwm/zsuJsMx a1LQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767800141; x=1768404941; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-gg:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=/SR2gLuU1H5541mPq9C4V04vstpLOPeBOnMkn3dWO/g=; b=YCO14xc5QBBAC5tpNEPFFyR45xV/IjzZsYg09PidL+6q8kYaO6awJbrFYGsbj24Hzp TNtOQoNuRAJcoHSO3T72WOsSM/FuEgUykupMLxEw3Z45x8VfubE/TMdAwmCIPG7KvP3O pJkY7Ej/GSw7lSdpNn/7/6Crwdv7NJiJ/7OH1t7bUyM2hhZqA9frMS/WPaQpWkcsb7Xs zwLP3g/vW35Ior9xVv4dO+NoqAoTBdEfP2tr+2mBMMEHYh+8GR4EznRq1GaValfIebm9 Os18frPnpQw+PBYdAuwSC4KXsbTHp59bAM+0SJfItXW+m4EFtnDPwbHDtvY/lw21dmNB 2aUA== X-Forwarded-Encrypted: i=1; AJvYcCV9nPpHSh2lNApC1j0YqKPzNw+c9mJUu8mfouFEcUO8e9Bj/I/Joy7VP5lHPrP9AG9CUEiT3jSpcHeSvApgCxQA@lists.infradead.org X-Gm-Message-State: AOJu0YwflDo+5rU68bHRN5iJ/OZvg5/A07Ke24K7wnAA24eEwDX4J4jH DjNxR1VPWHnMK8SacbUsBZJQq9+5DRdj0WDDowXz643DMqxYnrdZ++g/wcFuTKTN+mA= X-Gm-Gg: AY/fxX62qctZRO+85W5zZLJ/MP1g+ugXwfAfqAKQWUZLbkxFTvlde9dACVEtPXFX43R vEgNBwR2tBVbweRobOtlQRHHizr8Q95mPmpM4hcUsexfkFxIwAv2rdPuqj0M1d8SEOaPp+9+U+t maiJGS+u3pCJ3lwALUA0XIEPVKaZjoMpeNBAiWJLApEOSezoRK/c8vMMUdYizaDxBbMWwL1uWAe OuphUs+Yx9yxP+BnF31cCsbBhbfsrRIDFjJRY65rmaaoJFKr/ItFFHeiu2ZYtpXW9Tqv97xhPN9 peKnKidTFbx65yopT5gVi38Vv+/s6HDH3uy4m7rSlJrQTNohI6PQ2exe7Z1FTkq7g/H+qxQVQkw B3gA4iTCE9ibEk0s+ZYg2pXrYJFHYJMrzpb6pmFiYKOmwQylSQoIHQuWtaspbvO4QTLJwDTo0Eu vCrjaDZJDfpipHuQ== X-Google-Smtp-Source: AGHT+IGBvG5WmQSIVwy8pD5KbvRQIOMKna1wirHJXxpWkWLnZtjO89ZkOS60V0d1bqeYUMlW/GSgnw== X-Received: by 2002:a17:903:1105:b0:2a0:cb8d:2ed6 with SMTP id d9443c01a7336-2a3ee4d9b4bmr18514405ad.51.1767800140725; Wed, 07 Jan 2026 07:35:40 -0800 (PST) Received: from p14s ([2604:3d09:148c:c800:9510:cc09:7589:5527]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-819c52f88casm5317448b3a.34.2026.01.07.07.35.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Jan 2026 07:35:40 -0800 (PST) Date: Wed, 7 Jan 2026 08:35:37 -0700 From: Mathieu Poirier To: Beleswar Padhi Cc: andersson@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, nm@ti.com, vigneshr@ti.com, kristo@kernel.org, afd@ti.com, u-kumar1@ti.com, hnagalla@ti.com, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v2 1/3] dt-bindings: remoteproc: Add HSM M4F core on TI K3 SoCs Message-ID: References: <20260106104755.948086-1-b-padhi@ti.com> <20260106104755.948086-2-b-padhi@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260106104755.948086-2-b-padhi@ti.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260107_073544_250885_D3A8EEEC X-CRM114-Status: GOOD ( 20.70 ) 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 On Tue, Jan 06, 2026 at 04:17:53PM +0530, Beleswar Padhi wrote: > Some of the TI K3 family of SoCs have a HSM (High Security Module) M4F > core in the Wakeup Voltage Domain which could be used to run secure > services like Authentication. Add the device tree bindings document for > this HSM M4F core. > > The added example illustrates the DT node for the HSM core present on K3 > J722S SoC. > > Signed-off-by: Beleswar Padhi > --- > v2: Changelog: > [Krzysztof Kozlowski]: > 1. Update commit msg to remove redundant "bindings". > 2. Update filename to match compatible. > 3. Remove "address-cells" & "size-cells" property. These belong to the > device's parent node. > 4. Drop description from firmware-name property. > 5. Fix indentation for DT example. > > Link to v1: > https://lore.kernel.org/all/20251231165102.950644-2-b-padhi@ti.com/ > > .../bindings/remoteproc/ti,hsm-m4fss.yaml | 72 +++++++++++++++++++ > 1 file changed, 72 insertions(+) > create mode 100644 Documentation/devicetree/bindings/remoteproc/ti,hsm-m4fss.yaml > I have applied this patch- Nishanth and Vignesh should handle the .dsti files. Thanks, Mathieu > diff --git a/Documentation/devicetree/bindings/remoteproc/ti,hsm-m4fss.yaml b/Documentation/devicetree/bindings/remoteproc/ti,hsm-m4fss.yaml > new file mode 100644 > index 0000000000000..9244e60acee37 > --- /dev/null > +++ b/Documentation/devicetree/bindings/remoteproc/ti,hsm-m4fss.yaml > @@ -0,0 +1,72 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/remoteproc/ti,hsm-m4fss.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: TI K3 HSM M4F processor subsystems > + > +maintainers: > + - Beleswar Padhi > + > +description: | > + Some K3 family SoCs have a HSM (High Security Module) M4F core in the > + Wakeup Voltage Domain which could be used to run secure services like > + Authentication. Some of those are J721S2, J784S4, J722S, AM62X. > + > +$ref: /schemas/arm/keystone/ti,k3-sci-common.yaml# > + > +properties: > + compatible: > + enum: > + - ti,hsm-m4fss > + > + reg: > + items: > + - description: SRAM0_0 internal memory region > + - description: SRAM0_1 internal memory region > + - description: SRAM1 internal memory region > + > + reg-names: > + items: > + - const: sram0_0 > + - const: sram0_1 > + - const: sram1 > + > + resets: > + maxItems: 1 > + > + firmware-name: > + maxItems: 1 > + > +required: > + - compatible > + - reg > + - reg-names > + - resets > + - firmware-name > + - ti,sci > + - ti,sci-dev-id > + - ti,sci-proc-ids > + > +unevaluatedProperties: false > + > +examples: > + - | > + soc { > + #address-cells = <2>; > + #size-cells = <2>; > + > + remoteproc@43c00000 { > + compatible = "ti,hsm-m4fss"; > + reg = <0x00 0x43c00000 0x00 0x20000>, > + <0x00 0x43c20000 0x00 0x10000>, > + <0x00 0x43c30000 0x00 0x10000>; > + reg-names = "sram0_0", "sram0_1", "sram1"; > + resets = <&k3_reset 225 1>; > + firmware-name = "hsm.bin"; > + ti,sci = <&sms>; > + ti,sci-dev-id = <225>; > + ti,sci-proc-ids = <0x80 0xff>; > + }; > + }; > -- > 2.34.1 >