From patchwork Mon Aug 5 14:47:21 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lokesh Vutla X-Patchwork-Id: 2838732 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 8451ABF535 for ; Mon, 5 Aug 2013 14:49:11 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 49AED2020E for ; Mon, 5 Aug 2013 14:49:10 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E498D20213 for ; Mon, 5 Aug 2013 14:49:08 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1V6M5M-0002Mg-T8; Mon, 05 Aug 2013 14:48:37 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1V6M5B-0005nL-HK; Mon, 05 Aug 2013 14:48:25 +0000 Received: from arroyo.ext.ti.com ([192.94.94.40]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1V6M4p-0005iv-HK for linux-arm-kernel@lists.infradead.org; Mon, 05 Aug 2013 14:48:04 +0000 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id r75Elgw7007669; Mon, 5 Aug 2013 09:47:42 -0500 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id r75ElgiY027129; Mon, 5 Aug 2013 09:47:42 -0500 Received: from dlelxv22.itg.ti.com (172.17.1.197) by DFLE72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.2.342.3; Mon, 5 Aug 2013 09:47:41 -0500 Received: from a0131933lt.apr.dhcp.ti.com (a0131933lt.apr.dhcp.ti.com [172.24.159.126]) by dlelxv22.itg.ti.com (8.13.8/8.13.8) with ESMTP id r75ElRew001690; Mon, 5 Aug 2013 09:47:39 -0500 From: Lokesh Vutla To: Subject: [PATCH 4/6] hwrng: OMAP: Add device tree support Date: Mon, 5 Aug 2013 20:17:21 +0530 Message-ID: <1375714043-23407-5-git-send-email-lokeshvutla@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1375714043-23407-1-git-send-email-lokeshvutla@ti.com> References: <1375714043-23407-1-git-send-email-lokeshvutla@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130805_104803_694576_4DDB9626 X-CRM114-Status: GOOD ( 10.79 ) X-Spam-Score: -6.9 (------) Cc: dsaxena@plexity.net, Lokesh Vutla , herbert@gondor.hengli.com.au, linux-crypto@vger.kernel.org, mpm@selenic.com, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add Device Tree suport to the omap-rng driver. Currently, only support for OMAP2 and OMAP3 is being added but support for OMAP4 and OMAP5 will be added in a subsequent patch. Signed-off-by: Lokesh Vutla --- drivers/char/hw_random/omap-rng.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c index 5a2ab3b..3076c9d 100644 --- a/drivers/char/hw_random/omap-rng.c +++ b/drivers/char/hw_random/omap-rng.c @@ -24,6 +24,9 @@ #include #include #include +#include +#include +#include #include @@ -104,6 +107,14 @@ static struct hwrng omap_rng_ops = { .data_read = omap_rng_data_read, }; +#if defined(CONFIG_OF) +static const struct of_device_id omap_rng_of_match[] = { + { .compatible = "ti,omap2-rng" }, + {}, +}; +MODULE_DEVICE_TABLE(of, omap_rng_of_match); +#endif + static int omap_rng_probe(struct platform_device *pdev) { struct omap_rng_private_data *priv; @@ -197,6 +208,7 @@ static struct platform_driver omap_rng_driver = { .name = "omap_rng", .owner = THIS_MODULE, .pm = OMAP_RNG_PM, + .of_match_table = of_match_ptr(omap_rng_of_match), }, .probe = omap_rng_probe, .remove = __exit_p(omap_rng_remove),