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authorFlorian Fainelli <f.fainelli@gmail.com>2017-11-01 16:20:06 -0700
committerHerbert Xu <herbert@gondor.apana.org.au>2017-11-10 19:20:12 +0800
commitc3577f6100ca43261cd1d00cd46fde014c5b51ad (patch)
treeaf9f56e4ee112566de0efb9fa7d4d16fd4be0f80 /drivers
parent8ddef132a36f4081b7cc7a34bce6a666e78083e3 (diff)
downloadtalos-op-linux-c3577f6100ca43261cd1d00cd46fde014c5b51ad.tar.gz
talos-op-linux-c3577f6100ca43261cd1d00cd46fde014c5b51ad.zip
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@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/hw_random/Kconfig6
-rw-r--r--drivers/char/hw_random/iproc-rng200.c1
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", },
{},
};
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