From patchwork Wed Aug 28 16:26:15 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomer Maimon X-Patchwork-Id: 11119367 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4227114D5 for ; Wed, 28 Aug 2019 16:27:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 29F33217F5 for ; Wed, 28 Aug 2019 16:27:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726555AbfH1Q1e (ORCPT ); Wed, 28 Aug 2019 12:27:34 -0400 Received: from 212.199.177.27.static.012.net.il ([212.199.177.27]:42164 "EHLO herzl.nuvoton.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726397AbfH1Q1e (ORCPT ); Wed, 28 Aug 2019 12:27:34 -0400 Received: from taln60.nuvoton.co.il (ntil-fw [212.199.177.25]) by herzl.nuvoton.co.il (8.13.8/8.13.8) with ESMTP id x7SGQIxP004238; Wed, 28 Aug 2019 19:26:19 +0300 Received: by taln60.nuvoton.co.il (Postfix, from userid 10070) id D77DF628F1; Wed, 28 Aug 2019 19:26:18 +0300 (IDT) From: Tomer Maimon To: mpm@selenic.com, herbert@gondor.apana.org.au, arnd@arndb.de, gregkh@linuxfoundation.org, robh+dt@kernel.org, mark.rutland@arm.com, avifishman70@gmail.com, tali.perry1@gmail.com, venture@google.com, yuenn@google.com, benjaminfair@google.com, sumit.garg@linaro.org, jens.wiklander@linaro.org, vkoul@kernel.org, tglx@linutronix.de, joel@jms.id.au Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org, openbmc@lists.ozlabs.org, Tomer Maimon Subject: [PATCH v1 0/2] hwrng: npcm: add NPCM RNG driver support Date: Wed, 28 Aug 2019 19:26:15 +0300 Message-Id: <20190828162617.237398-1-tmaimon77@gmail.com> X-Mailer: git-send-email 2.18.0 Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org This patch set adds Randon Number Generator (RNG) support for the Nuvoton NPCM Baseboard Management Controller (BMC). The RNG driver we use power consumption when the RNG is not required. The NPCM RNG driver tested on NPCM750 evaluation board. Tomer Maimon (2): dt-binding: hwrng: add NPCM RNG documentation hwrng: npcm: add NPCM RNG driver .../bindings/rng/nuvoton,npcm-rng.txt | 17 ++ drivers/char/hw_random/Kconfig | 13 ++ drivers/char/hw_random/Makefile | 1 + drivers/char/hw_random/npcm-rng.c | 207 ++++++++++++++++++ 4 files changed, 238 insertions(+) create mode 100644 Documentation/devicetree/bindings/rng/nuvoton,npcm-rng.txt create mode 100644 drivers/char/hw_random/npcm-rng.c