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 X-Spam-Level: X-Spam-Status: No, score=-8.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DE845C432C0 for ; Tue, 19 Nov 2019 11:17:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B43DF222DE for ; Tue, 19 Nov 2019 11:17:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726921AbfKSLQ7 (ORCPT ); Tue, 19 Nov 2019 06:16:59 -0500 Received: from mx2.suse.de ([195.135.220.15]:56066 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726000AbfKSLQ6 (ORCPT ); Tue, 19 Nov 2019 06:16:58 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 7A4B4BA37; Tue, 19 Nov 2019 11:16:55 +0000 (UTC) Subject: Re: [PATCH v2 2/3] hwrng: iproc-rng200: Add support for BCM2711 To: Stephen Brennan Cc: Mark Rutland , devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, Florian Fainelli , Herbert Xu , Scott Branden , Greg Kroah-Hartman , linux-arm-kernel@lists.infradead.org, Ray Jui , linux-kernel@vger.kernel.org, Eric Anholt , Rob Herring , bcm-kernel-feedback-list@broadcom.com, Stefan Wahren , Matt Mackall , Arnd Bergmann , linux-crypto@vger.kernel.org References: <20191119061407.69911-1-stephen@brennan.io> <20191119061407.69911-3-stephen@brennan.io> From: Matthias Brugger Autocrypt: addr=mbrugger@suse.com; prefer-encrypt=mutual; keydata= mQINBFP1zgUBEAC21D6hk7//0kOmsUrE3eZ55kjc9DmFPKIz6l4NggqwQjBNRHIMh04BbCMY fL3eT7ZsYV5nur7zctmJ+vbszoOASXUpfq8M+S5hU2w7sBaVk5rpH9yW8CUWz2+ZpQXPJcFa OhLZuSKB1F5JcvLbETRjNzNU7B3TdS2+zkgQQdEyt7Ij2HXGLJ2w+yG2GuR9/iyCJRf10Okq gTh//XESJZ8S6KlOWbLXRE+yfkKDXQx2Jr1XuVvM3zPqH5FMg8reRVFsQ+vI0b+OlyekT/Xe 0Hwvqkev95GG6x7yseJwI+2ydDH6M5O7fPKFW5mzAdDE2g/K9B4e2tYK6/rA7Fq4cqiAw1+u EgO44+eFgv082xtBez5WNkGn18vtw0LW3ESmKh19u6kEGoi0WZwslCNaGFrS4M7OH+aOJeqK fx5dIv2CEbxc6xnHY7dwkcHikTA4QdbdFeUSuj4YhIZ+0QlDVtS1QEXyvZbZky7ur9rHkZvP ZqlUsLJ2nOqsmahMTIQ8Mgx9SLEShWqD4kOF4zNfPJsgEMB49KbS2o9jxbGB+JKupjNddfxZ HlH1KF8QwCMZEYaTNogrVazuEJzx6JdRpR3sFda/0x5qjTadwIW6Cl9tkqe2h391dOGX1eOA 1ntn9O/39KqSrWNGvm+1raHK+Ev1yPtn0Wxn+0oy1tl67TxUjQARAQABtCRNYXR0aGlhcyBC cnVnZ2VyIDxtYnJ1Z2dlckBzdXNlLmNvbT6JAjgEEwECACIFAlV6iM0CGwMGCwkIBwMCBhUI AgkKCwQWAgMBAh4BAheAAAoJENkUC7JWEwLx6isQAIMGBgJnFWovDS7ClZtjz1LgoY8skcMU ghUZY4Z/rwwPqmMPbY8KYDdOFA+kMTEiAHOR+IyOVe2+HlMrXv/qYH4pRoxQKm8H9FbdZXgL bG8IPlBu80ZSOwWjVH+tG62KHW4RzssVrgXEFR1ZPTdbfN+9Gtf7kKxcGxWnurRJFzBEZi4s RfTSulQKqTxJ/sewOb/0kfGOJYPAt/QN5SUaWa6ILa5QFg8bLAj6bZ81CDStswDt/zJmAWp0 08NOnhrZaTQdRU7mTMddUph5YVNXEXd3ThOl8PetTyoSCt04PPTDDmyeMgB5C3INLo1AXhEp NTdu+okvD56MqCxgMfexXiqYOkEWs/wv4LWC8V8EI3Z+DQ0YuoymI5MFPsW39aPmmBhSiacx diC+7cQVQRwBR6Oz/k9oLc+0/15mc+XlbvyYfscGWs6CEeidDQyNKE/yX75KjLUSvOXYV4d4 UdaNrSoEcK/5XlW5IJNM9yae6ZOL8vZrs5u1+/w7pAlCDAAokz/As0vZ7xWiePrI+kTzuOt5 psfJOdEoMKQWWFGd/9olX5ZAyh9iXk9TQprGUOaX6sFjDrsTRycmmD9i4PdQTawObEEiAfzx 1m2MwiDs2nppsRr7qwAjyRhCq2TOAh0EDRNgYaSlbIXX/zp38FpK/9DMbtH14vVvG6FXog75 HBoOuQINBFP2BfcBEACwvZTDK9ItC4zE5bYZEu8KJm7G0gShS6FoFZ0L9irdzqtalO7r3aWE t3htGkomQTicTexppNXEgcUXe23cgdJrdB/zfVKVbf0SRwXGvsNs7XuRFOE7JTWTsoOFRCqF FpShPU3OevKS+lOU2zOFg2MDQIxhYfbj0wleBySIo57NIdtDZtla0Ube5OWhZIqWgWyOyZGx vtWfYWXJ4/7TQ9ULqPsJGpzPGmTJige6ohLTDXMCrwc/kMNIfv5quKO0+4mFW/25qIPpgUuB IhDLhkJm4xx3MonPaPooLDaRRct6GTgFTfbo7Qav34CiNlPwneq9lgGm8KYiEaWIqFnulgMp lZWx5HDuslLlQWey3k4G6QEiM5pJV2nokyl732hxouPKjDYHLoMIRiAsKuq7O5TExDymUQx8 8PXJcGjTRss9q2S7EiJszQbgiy0ovmFIAqJoUJzZ/vemmnt5vLdlx7IXi4IjE3cAGNb1kIQB wTALjRLeueHbBmGxwEVn7uw7v4WCx3TDrvOOm35gcU2/9yFEmI+cMYZG3SM9avJpqwOdC0AB /n0tjep3gZUe7xEDUbRHPiFXDbvKywcbJxzj79llfuw+mA0qWmxOgxoHk1aBzfz0d2o4bzQh r6waQ2P3KWnvgw9t3S3d/NCcpfMFIc4I25LruxyVQDDscH7BrcGqCwARAQABiQQ+BBgBAgAJ BQJT9gX3AhsCAikJENkUC7JWEwLxwV0gBBkBAgAGBQJT9gX3AAoJELQ5Ylss8dNDXjEP/1ys Qpk7CEhZffZRe8H+dZuETHr49Aba5aydqHuhzkPtX5pjszWPLlp/zKGWFV1rEvnFSh6l84/T yWQIS5J2thtLnAFxCPg0TVBSh4CMkpurgnDFSRcFqrYu73VRml0rERUV9KQTOZ4xpW8KUaMY 600JQqXyXAu62FTt0ZNbviYlpbmOOVeV2DN/MV0GRLd+xd9yZ4OEeHlOkDh7cxhUEgmurpF6 m/XnWD/PF0DTaCMmAa8mVdNvo6ARkY0WvwsYkOEs/sxKSwHDojEIAlKJwwRK7mRewl9w4OWb jMVpXxAMF68j+z9OA5D0pD8QlCwb5cEC6HR2qm4iaYJ2GUfH5hoabAo7X/KF9a+DWHXFtWf3 yLN6i2arX7QnWO322AzXswa+AeOa+qVpj6hRd+M6QeRwIY69qjm4Cx11CFlxIuYuGtKi3xYk jTPc0gzfTKI3H+vo4y7juXNOht1gJTz/ybtGGyp/JbrwP5dHT3w0iVTahjLXNR63Dn1Ykt/a Pm7oPpr2nXR2hjmVhQR5OPL0SOz9wv61BsbCBaFbApVqXWUC1lVqu7QYxtJBDYHJxmxn4f6x tXCkM0Q7FBpA8yYTPCC/ZKTaG9Hd1OeFShRpWhGFATf/59VFtYcQSuiH/69dXqfg+zlsN37v k0JD+V89k3MbGDGpt3+t3bBK1VmlBeSGh8wP/iRnwiK8dlhpMD651STeJGbSXSqe5fYzl5Rv IdbSxlU+cvs5rg4peg6KvURbDPOrQY1mMcKHoLO8s5vX6mWWcyQGTLQb/63G2C+PlP/froSt QX6VB+A20Q0pjoify3DTqE8lu7WxRNAiznQmD2FE2QNIhDnjhpyTR/M66xI8z6+jo6S8ge3y 1XR9M7Wa5yXAJf/mNvvNAgOAaJQiBLzLQziEiQ8q92aC6s/LCLvicShBCsoXouk9hgewO15Z H+TabYE6PRyJkMgjFVHT1j2ahAiMEsko3QnbVcl4CBqbi4tXanWREN3D9JPm4wKoPhCLnOtn JaKUJyLqMXVNHZUS33ToTb4BncESF5HKfzJvYo75wkPeQHhHM7IEL8Kr8IYC6N8ORGLLXKkU XdORl3JrQ2cyCRr0tfAFXb2wDD2++vEfEZr6075GmApHLCvgCXtAaLDu1E9vGRxq2TGDrs5x HKe19PSVsqVJMRBTEzTqq/AU3uehtz1iIklN4u6B9rh8KqFALKq5ZVWhU/4ycuqTO7UXqVIH p0YimJbSzcvDIT9ZsIBUGto+gQ2W3r2MjRZNe8fi/vXMR99hoZaq2tKLN7bTH3Fl/lz8C6Sn HRSayqF4p6hKmsrJEP9aP8uCy5MTZSh3zlTfpeR4Vh63BBjWHeWiTZlv/e4WFavQ2qZPXgQv uQINBFP2CRIBEACnG1DjNQwLnXaRn6AKLJIVwgX+YB/v6Xjnrz1OfssjXGY9CsBgkOipBVdz KHe62C28G8MualD7UF8Q40NZzwpE/oBujflioHHe50CQtmCv9GYSDf5OKh/57U8nbNGHnOZ1 6LkxPxuITbNV30NhIkdnyW0RYgAsL2UCy/2hr7YvqdoL4oUXeLSbmbGSWAWhK2GzBSeieq9y WyNhqJU+hKV0Out4I/OZEJR3zOd//9ngHG2VPDdK6UXzB4osn4eWnDyXBvexSXrI9LqkvpRX jmDJYx7rvttVS3Etg676SK/YH/6es1EOzsHfnL8ni3x20rRLcz/vG2Kc+JhGaycl2T6x0B7x OAaQRqigXnuTVpzNwmVRMFC+VgASDY0mepoqDdIInh8S5PysuPO5mYuSgc26aEf+YRvIpxrz Ye8A27kL1yXJC6wl1T4w1FAtGY4B3/DEYsnTGYDJ7s7ONrzoAjNsSa42E0f3E2PBvBIk1l59 XZKhlS/T5X0R8RXFPOtoE1RmJ+q/qF6ucxBcbGz6UGOfKXrbhTyedBacDw/AnaEjcN5Ci7Uf KksU95j0N9a/jFh2TJ460am554GWqG0yhnSQPDYLe/OPvudbAGCmCfVWl/iEb+xb8JFHq24h BZZO9QzcAJrWmASwG8gQGJW8/HIC0v4v4uHVKeLvDccGTUQm9QARAQABiQIfBBgBAgAJBQJT 9gkSAhsMAAoJENkUC7JWEwLxCd0QAK43Xqa+K+dbAsN3Km9yjk8XzD3Kt9kMpbiCB/1MVUH2 yTMw0K5Bz61z5Az6eLZziQoh3PaOZyDpDK2CpW6bpXU6w2amMANpCRWnmMvS2aDr8oD1O+vT sq6/5Sji1KtL/h2MOMmdccSn+0H4XDsICs21S0uVzxK4AMKYwP6QE5VaS1nLOQGQN8FeVNaX jpP/zb3WUSykNZ7lhbVkAf8d0JHWtA1laM0KkHYKJznwJgwPWtKicKdt9R7Jlg02E0dmiyXh 2Xt/5qbztDbHekrQMtKglHFZvu9kHS6j0LMJKbcj75pijMXbnFChP7vMLHZxCLfePC+ckArW jhWU3HfpF+vHMGpzW5kbMkEJC7jxSOZRKxPBYLcekT8P2wz7EAKzzTeUVQhkLkfrYbTn1wI8 BcqCwWk0wqYEBbB4GRUkCKyhB5fnQ4/7/XUCtXRy/585N8mPT8rAVclppiHctRA0gssE3GRK uEIuXx1SDnchsfHg18gCCrEtYZ9czwNjVoV1Tv2lpzTTk+6HEJaQpMnPeAKbOeehq3gYKcvm DL+bRCTjmXg8WrBZdUuj0BCDYqneaUgVnp+wQogA3mHGVs281v1XZmjlsVmM9Y8VPE614zSi ZQBL5CinBTTI8ssYlV/aIKYi0dxRcj6vYnAfUImOsdZ5AQja5xIqw1rwWWUOYb99 Message-ID: <83d065b1-da68-2f97-bf9f-d636ee15056f@suse.com> Date: Tue, 19 Nov 2019 12:16:53 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.1 MIME-Version: 1.0 In-Reply-To: <20191119061407.69911-3-stephen@brennan.io> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 19/11/2019 07:14, Stephen Brennan wrote: > From: Stefan Wahren > > BCM2711 features a RNG200 hardware random number generator block. > So make the driver available. > > Signed-off-by: Stefan Wahren > Signed-off-by: Stephen Brennan Reviewed-by: Matthias Brugger > --- > drivers/char/hw_random/Kconfig | 2 +- > drivers/char/hw_random/iproc-rng200.c | 1 + > 2 files changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig > index 7c7fecfa2fb2..77e848fca531 100644 > --- a/drivers/char/hw_random/Kconfig > +++ b/drivers/char/hw_random/Kconfig > @@ -90,7 +90,7 @@ config HW_RANDOM_BCM2835 > > config HW_RANDOM_IPROC_RNG200 > tristate "Broadcom iProc/STB RNG200 support" > - depends on ARCH_BCM_IPROC || ARCH_BRCMSTB > + depends on ARCH_BCM_IPROC || ARCH_BCM2835 || ARCH_BRCMSTB > default HW_RANDOM > ---help--- > This driver provides kernel-side support for the RNG200 > diff --git a/drivers/char/hw_random/iproc-rng200.c b/drivers/char/hw_random/iproc-rng200.c > index 899ff25f4f28..32d9fe61a225 100644 > --- a/drivers/char/hw_random/iproc-rng200.c > +++ b/drivers/char/hw_random/iproc-rng200.c > @@ -213,6 +213,7 @@ static int iproc_rng200_probe(struct platform_device *pdev) > } > > static const struct of_device_id iproc_rng200_of_match[] = { > + { .compatible = "brcm,bcm2711-rng200", }, > { .compatible = "brcm,bcm7211-rng200", }, > { .compatible = "brcm,bcm7278-rng200", }, > { .compatible = "brcm,iproc-rng200", }, >