| Message ID | 1599742438-16811-2-git-send-email-skakit@codeaurora.org |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Add wakeup support over UART RX | expand |
Hi, On Thu, Sep 10, 2020 at 5:55 AM satya priya <skakit@codeaurora.org> wrote: > > Remove output-high from CTS and TX as this is not really required. During > bringup to fix transfer failures this was added to match with console uart > settings. Probably some boot loader config was missing then. As it is > working fine now, remove it. > > Signed-off-by: satya priya <skakit@codeaurora.org> > Reviewed-by: Akash Asthana <akashast@codeaurora.org> > Reviewed-by: Matthias Kaehlcke <mka@chromium.org> > --- > Changes in V4: > - This is newly added in V4 to separate the improvements in pin settings > and wakeup related changes. > > Changes in V5: > - As per Doug's comment configured pull-down for CTS pin as earlier. > > arch/arm64/boot/dts/qcom/sc7180-idp.dts | 10 ++++------ > 1 file changed, 4 insertions(+), 6 deletions(-) Looks fine to me. Slight nit that this only applies to the IDP board but ${SUBJECT} makes it sound as if this applies to all sc7180. I wouldn't spin just for that, though. If Bjorn agrees, he can always adjust the subject when applying. Reviewed-by: Douglas Anderson <dianders@chromium.org>
Hi Doug, On 2020-09-10 20:10, Doug Anderson wrote: > Hi, > > On Thu, Sep 10, 2020 at 5:55 AM satya priya <skakit@codeaurora.org> > wrote: >> >> Remove output-high from CTS and TX as this is not really required. >> During >> bringup to fix transfer failures this was added to match with console >> uart >> settings. Probably some boot loader config was missing then. As it is >> working fine now, remove it. >> >> Signed-off-by: satya priya <skakit@codeaurora.org> >> Reviewed-by: Akash Asthana <akashast@codeaurora.org> >> Reviewed-by: Matthias Kaehlcke <mka@chromium.org> >> --- >> Changes in V4: >> - This is newly added in V4 to separate the improvements in pin >> settings >> and wakeup related changes. >> >> Changes in V5: >> - As per Doug's comment configured pull-down for CTS pin as earlier. >> >> arch/arm64/boot/dts/qcom/sc7180-idp.dts | 10 ++++------ >> 1 file changed, 4 insertions(+), 6 deletions(-) > > Looks fine to me. Slight nit that this only applies to the IDP board > but ${SUBJECT} makes it sound as if this applies to all sc7180. I > wouldn't spin just for that, though. If Bjorn agrees, he can always > adjust the subject when applying. > > Reviewed-by: Douglas Anderson <dianders@chromium.org> Thanks for reviewing the patches, i will correct this nit in my next version. Thanks, Satya Priya
diff --git a/arch/arm64/boot/dts/qcom/sc7180-idp.dts b/arch/arm64/boot/dts/qcom/sc7180-idp.dts index d8b5507..04888df 100644 --- a/arch/arm64/boot/dts/qcom/sc7180-idp.dts +++ b/arch/arm64/boot/dts/qcom/sc7180-idp.dts @@ -474,32 +474,30 @@ &qup_uart3_default { pinconf-cts { /* - * Configure a pull-down on 38 (CTS) to match the pull of + * Configure a pull-down on CTS to match the pull of * the Bluetooth module. */ pins = "gpio38"; bias-pull-down; - output-high; }; pinconf-rts { - /* We'll drive 39 (RTS), so no pull */ + /* We'll drive RTS, so no pull */ pins = "gpio39"; drive-strength = <2>; bias-disable; }; pinconf-tx { - /* We'll drive 40 (TX), so no pull */ + /* We'll drive TX, so no pull */ pins = "gpio40"; drive-strength = <2>; bias-disable; - output-high; }; pinconf-rx { /* - * Configure a pull-up on 41 (RX). This is needed to avoid + * Configure a pull-up on RX. This is needed to avoid * garbage data when the TX pin of the Bluetooth module is * in tri-state (module powered off or not driving the * signal yet).