linux-kernel - [PATCH v2 15/15] ARM: dts: microchip: add shutdown controller and rtt timer

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Message-ID: <709f5268da63c123cc4eee9e47875324df81c454.1739221064.git.Ryan.Wanner@microchip.com>
Date: Mon, 10 Feb 2025 14:13:15 -0700
From: <Ryan.Wanner@...rochip.com>
To: <lee@...nel.org>, <robh@...nel.org>, <krzk+dt@...nel.org>,
	<conor+dt@...nel.org>, <claudiu.beznea@...on.dev>, <sre@...nel.org>,
	<nicolas.ferre@...rochip.com>, <alexandre.belloni@...tlin.com>,
	<p.zabel@...gutronix.de>
CC: <linux@...linux.org.uk>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-rtc@...r.kernel.org>, "Ryan
 Wanner" <Ryan.Wanner@...rochip.com>
Subject: [PATCH v2 15/15] ARM: dts: microchip: add shutdown controller and rtt timer

From: Ryan Wanner <Ryan.Wanner@...rochip.com>

Add shutdown controller and rtt timer to support shutdown and wake up.

Signed-off-by: Ryan Wanner <Ryan.Wanner@...rochip.com>
---
 .../boot/dts/microchip/at91-sama7d65_curiosity.dts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts
index 0f86360fb733a..d1d0b06fbfc43 100644
--- a/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts
+++ b/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts
@@ -77,6 +77,11 @@ pinctrl_uart6_default: uart6-default {
 	};
 };
 
+&rtt {
+	atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
+	status = "disabled";
+};
+
 &sdmmc1 {
 	bus-width = <4>;
 	pinctrl-names = "default";
@@ -84,6 +89,15 @@ &sdmmc1 {
 	status = "okay";
 };
 
+&shdwc {
+	debounce-delay-us = <976>;
+	status = "okay";
+
+	input@0 {
+		reg = <0>;
+	};
+};
+
 &slow_xtal {
 	clock-frequency = <32768>;
 };
-- 
2.43.0