From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f182.google.com (mail-pl1-f182.google.com [209.85.214.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8251E39C62D for ; Wed, 7 Jan 2026 15:35:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.182 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767800143; cv=none; b=PGdkWn4dAIyVSTmYlaiv1rsWw22NkegSBl/eAuD7aBE3ZILuT2Ig2PWSZugelALGPQeE0DXHbNNjZ7iWqNGZMSUF1V/TlcyBb9vXRA3pXWydpxYDgshB8XBG12/Y2aw7DJrU/Zd0VCO5t7paUYV4Imvj6211PS8TEIXwKiYAaLs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767800143; c=relaxed/simple; bh=mGN3GgnNdoOqT5ttldrfgrxqNaE1p+uWyAokSQ+Gslc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=cazU2lDAN4LEq8NGczvtoLuFRSqYzN07yITLIZWI1Rn+6BA4EUEQqxOjpm4Qwv7eaAWp5Jsi/gDOpZmEQaakqWRqQXnWC39qvBeIii7eVf+9MxanBZ5mMvpWUuSiZNhGiR2mHRM+dkaqVXNDkCj6Pa3CE/heJI0RYW3t3djZ0A0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=ifWwwKe8; arc=none smtp.client-ip=209.85.214.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="ifWwwKe8" Received: by mail-pl1-f182.google.com with SMTP id d9443c01a7336-2a0bb2f093aso18084095ad.3 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=vger.kernel.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=ifWwwKe8Smrr+FnksjcqI7m3i0DzMT42h55P22D+IGaBM9R4AkK2fH4dCWaF0NwVFU o8m8nLX1z3yDt//AXNOqZRzBgcfDg6JYhrORAJNGpQEDAdd2hRocNBjWfRCCPAeofP2G YEopQMIRkGx51d8JBfRkC6f6e619oFDLCtUbNlBYuVQ+G/JNRZ0SS+cbTfmyIy7k4PiF TaNiZcm7ZF/vRlTbaPgvnf8vhZah+UzfRJ99ryZRsMfzzn6K/HoI3G+vKethHRnxFbFN p9a5Z45Nx7KlhDWQz9lCA8594yQ/tipXAYNMaEiUEaXnuDevULIvw9/tATwzw8lCw8iy nxKQ== 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=VQbg1323x64kFoEPR2hioThMHpfojo0eExAwUlE26diHzJE46chVlkdLzjc3WezWgO ejwMUsx/vFfrQ9uYVEG4zffcVrnXmqb2N0ibPGWE40tCHpeT6eeyK5yvetCggDZlTfBz ArtoHnKmEhm87KxxtTpa++nerfpZE1mr3sSS7MbS7Ns0eo1upWkjZDnG/qGmNYNDOO/J E2WYkYxEAeWv3VlZprASHOoMYCf2spKSwYFPw/yeSuwiZZUDXWDJYS/q8vjse9xBzEbu J6nMLA7Iel7OEBg0nXAAOCT8+n769inuvu9j2IPDFCpbEcb+XnK3ZlbFZCLYjxVyuepr knWQ== X-Forwarded-Encrypted: i=1; AJvYcCXht4OYmOd3pO/1yjhWz8WozuAxXxF0GzluABkdcEI+4bvwmOWUf3afgReLhC4Z+Q/6Hd2oQtBMDrEg@vger.kernel.org X-Gm-Message-State: AOJu0YzujWOQN85dmzXjHILYb2HMCF7NQlnmHM6m2uhVJWrtWcLcPmRx 0bXFJ/4wfTrXPU0rvSXLohoMEd4W2Dg5TCfx/iDbdjGgaEbSlADlEk0IPxd13FmsSWs= X-Gm-Gg: AY/fxX6iOcl1zEs3Z6Syz+T0DNIb8bTi77BqU8koNgaFCR29vmxMkIbMvajAiIvLhbg aoNU0bB2NWF+zWKvIpxpQLTnT6Lc8wtptouKaWaVHTSo3ubRacAiRaN7r0Q8HDywkEPp+lfybxD jSWertOw8FKhzworTbiZPI4Ci0CQhKzU/pPSZv04FbCoBJyuPTGIJht+yL0BZKUi9TFOXkUWySI JBBX2eYNGW0I9MYaIZa2xS3v2gt+ZsSNz8UI/ON1gd7CozidCF/myOGD5EdwMqIXFQUzJWyS2C8 aGIddVQ2TrbDh7QWq0JdkyZMl2K1nSdRho7FCVZzMB+EdCn+xqrvPICJ2BEVSLL+oAzdK22Uqx/ By/14kK2O+4PX67MeTkM4/ncrrwNFBTbuiUV6R/D+a2beqcleFmn17tlH2b63w0iK471djdxV6b ta7snf/0RpAOl2Uw== 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> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260106104755.948086-2-b-padhi@ti.com> 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 >