From: Magnus Damm <damm+renesas@xxxxxxxxxxxxx>
Add DT nodes for the PFC on the r8a77970 SoC and hook up the SCIF
console to make use of the PFC to configure the pins.
Signed-off-by: Magnus Damm <damm+renesas@xxxxxxxxxxxxx>
---
Depends on r8a77970 PFC support - included in latest renesas-drivers
arch/arm64/boot/dts/renesas/r8a77970-eagle.dts | 10 ++++++++++
arch/arm64/boot/dts/renesas/r8a77970.dtsi | 5 +++++
2 files changed, 15 insertions(+)
--- 0001/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
+++ work/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts 2018-01-19 03:43:18.050607110 +0900
@@ -52,11 +52,21 @@
clock-frequency = <32768>;
};
+&pfc {
+ scif0_pins: scif0 {
+ groups = "scif0_data";
+ function = "scif0";
+ };
+};
+
&rwdt {
timeout-sec = <60>;
status = "okay";
};
&scif0 {
+ pinctrl-0 = <&scif0_pins>;
+ pinctrl-names = "default";
+
status = "okay";
};
--- 0001/arch/arm64/boot/dts/renesas/r8a77970.dtsi
+++ work/arch/arm64/boot/dts/renesas/r8a77970.dtsi 2018-01-19 03:43:36.990607110 +0900
@@ -117,6 +117,11 @@
reg = <0 0xe6160000 0 0x200>;
};
+ pfc: pin-controller@e6060000 {
+ compatible = "renesas,pfc-r8a77970";
+ reg = <0 0xe6060000 0 0x504>;
+ };
+
sysc: system-controller@e6180000 {
compatible = "renesas,r8a77970-sysc";
reg = <0 0xe6180000 0 0x440>;
