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

From: Matthias Brugger
Date: Wed Nov 20 2019 - 12:33:52 EST




On 20/11/2019 05:52, Baruch Siach wrote:
> Hi Stephen, Stefan,
>
> On Wed, Nov 20 2019, Stephen Brennan wrote:
>> From: Stefan Wahren <wahrenst@xxxxxxx>
>>
>> BCM2711 features a RNG200 hardware random number generator block.
>> So make the driver available.
>>
>> Signed-off-by: Stefan Wahren <wahrenst@xxxxxxx>
>> Signed-off-by: Stephen Brennan <stephen@xxxxxxxxxx>
>> Reviewed-by: Matthias Brugger <mbrugger@xxxxxxxx>
>> ---
>> 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", },
>
> Again, duplicate of commit 1fa6d053b2a5.
>

That commit adds 7211 compatible while this patch adds one for 2711.

Regards,
Matthias