Messages in this thread | | | Subject | Re: [PATCH v2 6/8] drivers:input:ads7846(+tsc2046): recognise old binding for coordinate flipping | From | "H. Nikolaus Schaller" <> | Date | Sun, 15 Nov 2015 11:54:20 +0100 |
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Am 15.11.2015 um 03:19 schrieb Rob Herring <robh+dt@kernel.org>:
> On Fri, Nov 13, 2015 at 2:35 PM, H. Nikolaus Schaller <hns@goldelico.com> wrote: >> By this patch we still recognise the old binding ti,swap-xy in parallel to >> the common binding touchscreen-swapped-x-y. This keeps compatibility >> to older (out-of-tree) device tree binaries. >> >> We do this in a separate patch so that it can be easily reverted in the >> future to retire the old API. A notice is printed to remind developers >> of using old API. >> >> We also fix the bindings name for all in-tree device tree sources in >> a separate patch. > > This one and patch 5 should be combined, so the series is bisectable.
Ok. We will loose the easy "revert single patch" option, but you are right that it is simpler if combined. I will add a comment to source code that ti,swap-xy is deprecated and should be removed in the future.
> > Rob > >> >> Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com> >> --- >> drivers/input/touchscreen/ads7846.c | 6 +++++- >> 1 file changed, 5 insertions(+), 1 deletion(-) >> >> diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c >> index 4525f00..b9896fd 100644 >> --- a/drivers/input/touchscreen/ads7846.c >> +++ b/drivers/input/touchscreen/ads7846.c >> @@ -1259,7 +1259,11 @@ static const struct ads7846_platform_data *ads7846_probe_dt(struct device *dev) >> of_property_read_u16(node, "ti,vref-mv", &pdata->vref_mv); >> pdata->keep_vref_on = of_property_read_bool(node, "ti,keep-vref-on"); >> >> - pdata->swap_xy = of_property_read_bool(node, "touchscreen-swapped-x-y"); >> + pdata->swap_xy = of_property_read_bool(node, "ti,swap-xy"); >> + if (pdata->swap_xy) >> + dev_notice(dev, "please update device tree to use touchscreen-swapped-x-y"); >> + pdata->swap_xy |= of_property_read_bool(node, >> + "touchscreen-swapped-x-y"); >> >> of_property_read_u16(node, "ti,settle-delay-usec", >> &pdata->settle_delay_usecs); >> -- >> 2.5.1 >>
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