[PATCH RFC Vb] bgmac: fix *initial* chip reset to support BCM5358

Florian Fainelli f.fainelli at gmail.com
Fri Feb 24 10:03:18 PST 2023


On 2/24/23 05:48, Rafał Miłecki wrote:
> While bringing hardware up we should perform a full reset including the
> switch bit (BGMAC_BCMA_IOCTL_SW_RESET aka SICF_SWRST). It's what
> specification says and what reference driver does.
> 
> This seems to be critical for the BCM5358. Without this hardware doesn't
> get initialized properly and doesn't seem to transmit or receive any
> packets.
> 
> Signed-off-by: Rafał Miłecki <rafal at milecki.pl>
> ---
> RFC: This is alternative solutionto the
> [PATCH RFC] bgmac: fix *initial* chip reset to support BCM5358
> https://lore.kernel.org/lkml/20230207225327.27534-1-zajec5@gmail.com/T/
> 
> Any comments on the prefered solution? Parameter vs. flag?

Seems to me that the flags have been used to express 
features/quirks/capabilities as much as what you are trying to do here, 
flag would be my preference. LGTM otherwise.
-- 
Florian




More information about the linux-arm-kernel mailing list