From mboxrd@z Thu Jan 1 00:00:00 1970 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.subspace.kernel.org (Postfix) with ESMTPS id 22056398FA3; Wed, 3 Dec 2025 18:02:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764784974; cv=none; b=uL9Ve7UH34t5GuaUcTTVWA6iDL3LxO8DwRzYGcaRl64aqJ8O7UVhTqpFn0XhB5mhr+9Ie42kbOISadZFXFswX9Rgu74uitxs3aTyaH4b4oPY817mJEc43WbnC/x/YIm/qzz1Qts5DPKq6pa0pjM2TgO8yuzaiLlKlNs8H2x41Q4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764784974; c=relaxed/simple; bh=LzZXmv9rm/Dq7yhuvhvRzxUVsCEsA2jTVnTclfEwJaE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=PVWys1T2Y5TJROlF1YsR0s0Y9H1+qnREfCto2Gnk8Nc9Icc0r0c+/qET0InBW3ix4kMca4B4jn6CfyOJay6GQMuzz2+cTeGYfhojP5NTWoNic7ZS6fj6S8G37zj0HFv+TMjiM3r6UdUdFXGn1BPEpyyqftQ9xnkn0yjQ5hP9YwM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=qq2o0+OQ; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="qq2o0+OQ" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Sender:Reply-To:Content-ID:Content-Description; bh=sSj7FMQeqa2UUNYX+T5h0r4adaA2rYhnswTS7LJ4PLg=; b=qq2o0+OQASQPi8kqSd5Hh2C+n2 t025LiGMZYo/6IgKwBAkFZlFEEfQVQRtxb4NhnbHdHRcs6MGZ+b2iXB3kKblRwnifsnCKN+tk9qJT 6aT8dtcI23AnohMVw6YhBHWB0VT2H7QHZuXw9Wuv1AhnVGtedS49qEjOtR5vgMrRB2OV3ro5tnk9g UimYZ9nqpjdNrzASvDNjOyLxR2SCYcWhnt35LFz6qarFvKpgDsxWNUOXr8GZD7uaPIcaJ2lzdntQr nShXBXURx+uZOu9EwmaRLwKwQ7xNSKuNmSh21RjacXdMg17lORLMWRwqDg8pQ0plP9bIM1o0mBQXH 5C4bG0vw==; Received: from [50.53.43.113] (helo=[192.168.254.34]) by bombadil.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1vQrBi-00000006u6S-2Spi; Wed, 03 Dec 2025 18:02:50 +0000 Message-ID: <33d659bd-eba9-4b47-a374-32b6c763d640@infradead.org> Date: Wed, 3 Dec 2025 10:02:49 -0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v20 3/7] firmware: imx: add driver for NXP EdgeLock Enclave To: Pankaj Gupta , Jonathan Corbet , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, Frank Li References: <20251203-imx-se-if-v20-0-a04a25c4255f@nxp.com> <20251203-imx-se-if-v20-3-a04a25c4255f@nxp.com> Content-Language: en-US From: Randy Dunlap In-Reply-To: <20251203-imx-se-if-v20-3-a04a25c4255f@nxp.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi-- On 12/2/25 10:48 PM, Pankaj Gupta wrote: > diff --git a/drivers/firmware/imx/Kconfig b/drivers/firmware/imx/Kconfig > index 127ad752acf8..5fe96299b704 100644 > --- a/drivers/firmware/imx/Kconfig > +++ b/drivers/firmware/imx/Kconfig > @@ -55,3 +55,16 @@ config IMX_SCMI_MISC_DRV > core that could provide misc functions such as board control. > > This driver can also be built as a module. > + > +config IMX_SEC_ENCLAVE > + tristate "i.MX Embedded Secure Enclave - EdgeLock Enclave Firmware driver." > + depends on IMX_MBOX && ARCH_MXC && ARM64 Is it possible to work COMPILE_TEST into this dependency? > + select FW_LOADER > + default m if ARCH_MXC > + > + help > + Exposes APIs supported by the iMX Secure Enclave HW IP called: > + - EdgeLock Enclave Firmware (for i.MX8ULP, i.MX93), > + like base, HSM, V2X & SHE using the SAB protocol via the shared Messaging > + Unit. This driver exposes these interfaces via a set of file descriptors > + allowing to configure shared memory, send and receive messages. thanks. -- ~Randy