On Fri, 1 Feb 2019 at 17:34, Wei Xu <[email protected]> wrote: > > Hi Jan, > > On 1/24/2019 7:52 AM, Jan Kiszka wrote: > > From: Jan Kiszka <[email protected]> > > > > Somewhere along recent changes to power control of the wl1835, power-on > > became very unreliable on the hikey, failing like this: > > > > wl1271_sdio: probe of mmc2:0001:1 failed with error -16 > > wl1271_sdio: probe of mmc2:0001:2 failed with error -16 > > > > After playing with some dt parameters and comparing to other users of > > this chip, it turned out we need some power-on delay to make things > > stable again. In contrast to those other users which define 200 ms, the > > hikey would already be happy with 1 ms. Still, we use the safer 10 ms, > > like on the Ultra96. > > > > Fixes: ea452678734e ("arm64: dts: hikey: Fix WiFi support") > > Signed-off-by: Jan Kiszka <[email protected]> > > Acked-by: Ulf Hansson <[email protected]> > > Applied to the hisilicon soc dt tree.
Wei, can you please also add a stable tag to it? [...] Thanks and kind regards Uffe
