Re: [PATCH v3 0/3] ahci: add ports-implemented dt bindings

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Apr 01, 2016 at 08:52:55AM +0100, Srinivas Kandagatla wrote:
> On some SOCs PORTS_IMPL register value is never programmed by the BIOS
> and left at zero value. Which means that no sata ports are available for
> software. AHCI driver used to cope up with this by fabricating the
> port_map if the PORTS_IMPL register is read zero, but recent patch [1]
> broke this workaround as zero value was valid for nvme disks.
> 
> This patch adds ports-implemented dt bindings as workaround for this issue
> in a way that DT can dictate the port_map incase where the SOCs does not
> program it already.

Applied all three patches to libata/for-4.6-fixes w/ stable cc'd.

Thanks.

-- 
tejun
--
To unsubscribe from this list: send the line "unsubscribe linux-ide" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Filesystems]     [Linux SCSI]     [Linux RAID]     [Git]     [Kernel Newbies]     [Linux Newbie]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Samba]     [Device Mapper]

  Powered by Linux