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Date: Wed, 1 Nov 2017 16:20:06 -0700 From: Florian Fainelli <f.fainelli@...il.com> To: linux-kernel@...r.kernel.org Cc: Florian Fainelli <f.fainelli@...il.com>, 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>, Jon Mason <jonmason@...adcom.com>, bcm-kernel-feedback-list@...adcom.com (maintainer:BROADCOM IPROC ARM ARCHITECTURE), PrasannaKumar Muralidharan <prasannatsmkumar@...il.com>, Sean Wang <sean.wang@...iatek.com>, Russell King <rmk+kernel@...linux.org.uk>, Krzysztof Kozlowski <krzk@...nel.org>, Harald Freudenberger <freude@...ux.vnet.ibm.com>, Martin Kaiser <martin@...ser.cx>, linux-crypto@...r.kernel.org (open list:HARDWARE RANDOM NUMBER GENERATOR CORE), devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-arm-kernel@...ts.infradead.org (moderated list:BROADCOM IPROC ARM ARCHITECTURE) Subject: [PATCH 2/2] hwrng: iproc-rng200: Add support for BCM7278 BCM7278 features a RNG200 hardware random number generator block, add support for this chip by matching the chip-specific compatible string and extending the Kconfig dependencies to allow building on ARCH_BRCMSTB (base platform for 7278). Signed-off-by: Florian Fainelli <f.fainelli@...il.com> --- drivers/char/hw_random/Kconfig | 6 +++--- drivers/char/hw_random/iproc-rng200.c | 1 + 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index 95a031e9eced..f6e3e5abc117 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -100,12 +100,12 @@ config HW_RANDOM_BCM2835 If unsure, say Y. config HW_RANDOM_IPROC_RNG200 - tristate "Broadcom iProc RNG200 support" - depends on ARCH_BCM_IPROC + tristate "Broadcom iProc/STB RNG200 support" + depends on ARCH_BCM_IPROC || ARCH_BRCMSTB default HW_RANDOM ---help--- This driver provides kernel-side support for the RNG200 - hardware found on the Broadcom iProc SoCs. + hardware found on the Broadcom iProc and STB SoCs. To compile this driver as a module, choose M here: the module will be called iproc-rng200 diff --git a/drivers/char/hw_random/iproc-rng200.c b/drivers/char/hw_random/iproc-rng200.c index 3eaf7cb96d36..8b5a20b35293 100644 --- a/drivers/char/hw_random/iproc-rng200.c +++ b/drivers/char/hw_random/iproc-rng200.c @@ -220,6 +220,7 @@ static int iproc_rng200_probe(struct platform_device *pdev) } static const struct of_device_id iproc_rng200_of_match[] = { + { .compatible = "brcm,bcm7278-rng200", }, { .compatible = "brcm,iproc-rng200", }, {}, }; -- 2.9.3
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