Re: [PATCH v12 06/10] PCI: brcmstb: Add control of rescal reset

Rob Herring
2020-09-16T20:21:20Z

On Fri, Sep 11, 2020 at 01:52:26PM -0400, Jim Quinlan wrote:
> From: Jim Quinlan <jquinlan@broadcom.com>
>
> Some STB chips have a special purpose reset controller named RESCAL (reset
> calibration). The PCIe HW can now control RESCAL to start and stop its
> operation. On probe(), the RESCAL is deasserted and the driver goes
> through the sequence of setting registers and reading status in order to
> start the internal PHY that is required for the PCIe.
>
> Signed-off-by: Jim Quinlan <jquinlan@broadcom.com>
> Acked-by: Florian Fainelli <f.fainelli@gmail.com>
> ---
> drivers/pci/controller/pcie-brcmstb.c | 69 ++++++++++++++++++++++++++-
> 1 file changed, 68 insertions(+), 1 deletion(-)