ARM: STi: DT: add keyscan for stih415

Add keyscan support for stih415.
It is put disabled by default because it is not enabled on all boards
Also there are PIOs conflict with already claimed lines.

Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Giuseppe Condorelli <giuseppe.condorelli@st.com>
Signed-off-by: Gabriel Fernandez <gabriel.fernandez@linaro.org>
Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/stih415-pinctrl.dtsi b/arch/arm/boot/dts/stih415-pinctrl.dtsi
index f09fb10a3791..caeac7e0c1f6 100644
--- a/arch/arm/boot/dts/stih415-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stih415-pinctrl.dtsi
@@ -102,6 +102,22 @@
                                 };
                         };
 
+                        keyscan {
+                                pinctrl_keyscan: keyscan {
+                                        st,pins {
+                                                keyin0 = <&PIO0 2 ALT2 IN>;
+                                                keyin1 = <&PIO0 3 ALT2 IN>;
+                                                keyin2 = <&PIO0 4 ALT2 IN>;
+                                                keyin3 = <&PIO2 6 ALT2 IN>;
+
+                                                keyout0 = <&PIO1 6 ALT2 OUT>;
+                                                keyout1 = <&PIO1 7 ALT2 OUT>;
+                                                keyout2 = <&PIO0 6 ALT2 OUT>;
+                                                keyout3 = <&PIO2 7 ALT2 OUT>;
+                                        };
+                                };
+                        };
+
                         sbc_i2c0 {
                                 pinctrl_sbc_i2c0_default: sbc_i2c0-default {
                                         st,pins {