[LEDE-DEV] kernel 4.9 migration for next release

[Florian Fainelli]

On 10/02/2017 12:57 PM, Ted Hess wrote:
>> -----Original Message----- From: Hauke Mehrtens Sent: Monday, October
>> 02, 2017 3:18 PM To: lede-dev at lists.infradead.org Subject: [LEDE-DEV]
>> kernel 4.9 migration for next release
>> For the next major LEDE release after 17.01 all targets should be on
>> kernel 4.9, otherwise they will most likely not be included in the
>> release.
> [...]
>> The following targets are on kernel 4.4 and need a upgrade to kernel 4.9
>> to be included:
>> * ixp4xx
> 
> I did do a set of patches to 4.9 for the ixp4xx platform back in March.
> However, I could not get the SPI-GPIO interface to the Micrel KS8995 switch
> on my MI424WR router operational at all. The SPI device never showed up.
> The device worked with the spi-gpio-old driver which has been removed. I
> tried setting up the 4.9 kernel support for spi over gpio but nothing I
> tried
> worked out - I could use some help with this. Everything else was working
> OK on 4.9

Do you remember what the problem was? Are you registering SPI devices
via spi_register_board_info()? If so, have you checked that the bus
number allocated for the SPI controller is still correct?
-- 
Florian