linux-kernel - [PATCH v3 1/3] hwrng: cctrng

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Message-Id: <1587987364-4566-2-git-send-email-hadar.gat@arm.com>
Date:   Mon, 27 Apr 2020 14:36:02 +0300
From:   Hadar Gat <hadar.gat@....com>
To:     Matt Mackall <mpm@...enic.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Hadar Gat <hadar.gat@....com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Stefan Wahren <wahrenst@....net>,
        Zaibo Xu <xuzaibo@...wei.com>,
        Tomer Maimon <tmaimon77@...il.com>,
        Randy Dunlap <rdunlap@...radead.org>
Cc:     linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        Gilad Ben-Yossef <gilad@...yossef.com>,
        Ofir Drang <ofir.drang@....com>
Subject: [PATCH v3 1/3] hwrng: cctrng - Add dependency on OF

The cctrng is unusable on non-DT systems so we should depend
on it.

Signed-off-by: Hadar Gat <hadar.gat@....com>
---
 drivers/char/hw_random/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig
index 0c99735..3404716 100644
--- a/drivers/char/hw_random/Kconfig
+++ b/drivers/char/hw_random/Kconfig
@@ -476,7 +476,7 @@ config HW_RANDOM_KEYSTONE
 
 config HW_RANDOM_CCTRNG
 	tristate "Arm CryptoCell True Random Number Generator support"
-	depends on HAS_IOMEM
+	depends on HAS_IOMEM && OF
 	default HW_RANDOM
 	help
 	  This driver provides support for the True Random Number
-- 
2.7.4