[PATCH 3/3] ARM: dts: at91: add bindings for shdwc

From: Claudiu Beznea
Date: Mon Aug 23 2021 - 06:04:16 EST


Add DT bindings for shutdown controller and enable it.

Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
---
arch/arm/boot/dts/at91-sama7g5ek.dts | 9 +++++++++
arch/arm/boot/dts/sama7g5.dtsi | 11 +++++++++++
2 files changed, 20 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sama7g5ek.dts b/arch/arm/boot/dts/at91-sama7g5ek.dts
index 4cbed98cc2f4..8b13b031a167 100644
--- a/arch/arm/boot/dts/at91-sama7g5ek.dts
+++ b/arch/arm/boot/dts/at91-sama7g5ek.dts
@@ -634,6 +634,15 @@ &sdmmc2 {
pinctrl-0 = <&pinctrl_sdmmc2_default>;
};

+&shdwc {
+ atmel,shdwc-debouncer = <976>;
+ status = "okay";
+
+ input@0 {
+ reg = <0>;
+ };
+};
+
&spdifrx {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_spdifrx_default>;
diff --git a/arch/arm/boot/dts/sama7g5.dtsi b/arch/arm/boot/dts/sama7g5.dtsi
index 3a4315ac0eb0..e50806cf7660 100644
--- a/arch/arm/boot/dts/sama7g5.dtsi
+++ b/arch/arm/boot/dts/sama7g5.dtsi
@@ -122,6 +122,17 @@ pmc: pmc@e0018000 {
clock-names = "td_slck", "md_slck", "main_xtal";
};

+ shdwc: shdwc@e001d010 {
+ compatible = "microchip,sama7g5-shdwc", "syscon";
+ reg = <0xe001d010 0x10>;
+ clocks = <&clk32k 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ atmel,wakeup-rtc-timer;
+ atmel,wakeup-rtt-timer;
+ status = "disabled";
+ };
+
rtt: rtt@e001d020 {
compatible = "microchip,sama7g5-rtt", "microchip,sam9x60-rtt", "atmel,at91sam9260-rtt";
reg = <0xe001d020 0x30>;
--
2.25.1