linux-kernel - [PATCH v3 2/4] hwrng: iproc-rng200: Add support for BCM2711

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Message-ID: <20191120031622.88949-3-stephen@brennan.io>
Date:   Tue, 19 Nov 2019 19:16:20 -0800
From:   Stephen Brennan <stephen@...nnan.io>
To:     stephen@...nnan.io
Cc:     Matt Mackall <mpm@...enic.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>,
        bcm-kernel-feedback-list@...adcom.com,
        Eric Anholt <eric@...olt.net>,
        Stefan Wahren <wahrenst@....net>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Florian Fainelli <f.fainelli@...il.com>,
        linux-crypto@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-rpi-kernel@...ts.infradead.org,
        Matthias Brugger <mbrugger@...e.com>
Subject: [PATCH v3 2/4] hwrng: iproc-rng200: Add support for BCM2711

From: Stefan Wahren <wahrenst@....net>

BCM2711 features a RNG200 hardware random number generator block.
So make the driver available.

Signed-off-by: Stefan Wahren <wahrenst@....net>
Signed-off-by: Stephen Brennan <stephen@...nnan.io>
Reviewed-by: Matthias Brugger <mbrugger@...e.com>
---
 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", },
-- 
2.24.0