From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752969AbaI3QUD (ORCPT ); Tue, 30 Sep 2014 12:20:03 -0400 Received: from top.free-electrons.com ([176.31.233.9]:56806 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752431AbaI3QTy (ORCPT ); Tue, 30 Sep 2014 12:19:54 -0400 From: Boris Brezillon To: Nicolas Ferre , Jean-Christophe Plagniol-Villard , Alexandre Belloni , Andrew Victor , Peter Korsgaard , Matt Mackall , Herbert Xu Cc: linux-arm-kernel@lists.infradead.org, Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Boris Brezillon Subject: [PATCH 3/6] hwrng: atmel: add DT support Date: Tue, 30 Sep 2014 18:19:44 +0200 Message-Id: <1412093987-30241-4-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1412093987-30241-1-git-send-email-boris.brezillon@free-electrons.com> References: <1412093987-30241-1-git-send-email-boris.brezillon@free-electrons.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add DT support. Make the driver depend on CONFIG_OF as at91sam9g45 was the only SoC making use of the TRNG block and this SoC is now fully migrated to DT. Signed-off-by: Boris Brezillon --- drivers/char/hw_random/Kconfig | 2 +- drivers/char/hw_random/atmel-rng.c | 7 +++++++ 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index 836b061..a0f5500 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -64,7 +64,7 @@ config HW_RANDOM_AMD config HW_RANDOM_ATMEL tristate "Atmel Random Number Generator support" - depends on ARCH_AT91 && HAVE_CLK + depends on ARCH_AT91 && HAVE_CLK && OF default HW_RANDOM ---help--- This driver provides kernel-side support for the Random Number diff --git a/drivers/char/hw_random/atmel-rng.c b/drivers/char/hw_random/atmel-rng.c index 644ec48..0bb0b21 100644 --- a/drivers/char/hw_random/atmel-rng.c +++ b/drivers/char/hw_random/atmel-rng.c @@ -123,6 +123,12 @@ static const struct dev_pm_ops atmel_trng_pm_ops = { }; #endif /* CONFIG_PM */ +static const struct of_device_id atmel_trng_dt_ids[] = { + { .compatible = "atmel,at91sam9g45-trng" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, atmel_trng_dt_ids); + static struct platform_driver atmel_trng_driver = { .probe = atmel_trng_probe, .remove = atmel_trng_remove, @@ -132,6 +138,7 @@ static struct platform_driver atmel_trng_driver = { #ifdef CONFIG_PM .pm = &atmel_trng_pm_ops, #endif /* CONFIG_PM */ + .of_match_table = atmel_trng_dt_ids, }, }; -- 1.9.1