On Thu, Oct 18, 2018 at 05:03:13PM +0200, Marcel Holtmann wrote:

Hi Lars,

quoted

Add pn532 to the trivial-devices.txt binding doc.

Signed-off-by: Lars Poeschel <redacted>
---
Documentation/devicetree/bindings/trivial-devices.txt | 1 +
1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/trivial-devices.txt b/Documentation/devicetree/bindings/trivial-devices.txt
index 763a2808a95c..c580be08a380 100644
--- a/Documentation/devicetree/bindings/trivial-devices.txt
+++ b/Documentation/devicetree/bindings/trivial-devices.txt

@@ -172,6 +172,7 @@ nxp,pcf2129		Real-time clock

nxp,pcf8523		Real-time Clock
nxp,pcf8563		Real-time clock/calendar
nxp,pcf85063		Tiny Real-Time Clock
+nxp,pn532-uart		NXP PN532 NFC-/RFID-Chip, using UART interface

is this really such a trivial device? It doesn’t require any GPIO to enable / reset the NFC chip?

Considering it supports multiple interfaces, it is not.

The '-uart' can be dropped and the same compatible used for any 
of the bus connections because the device is bound based on the bus 
type.

Rob