linux-kernel - [PATCH v2 3/3] ARM: dts: sam9x60: add rtt

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Message-ID: <1591779936-18577-4-git-send-email-claudiu.beznea@microchip.com>
Date:   Wed, 10 Jun 2020 12:05:36 +0300
From:   Claudiu Beznea <claudiu.beznea@...rochip.com>
To:     <a.zummo@...ertech.it>, <alexandre.belloni@...tlin.com>,
        <robh+dt@...nel.org>, <nicolas.ferre@...rochip.com>,
        <ludovic.desroches@...rochip.com>, <tglx@...utronix.de>,
        <jason@...edaemon.net>, <maz@...nel.org>
CC:     <linux-rtc@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>
Subject: [PATCH v2 3/3] ARM: dts: sam9x60: add rtt

Add RTT. Allong with it enable GBPR as it is requested by RTT.

Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
---
 arch/arm/boot/dts/at91-sam9x60ek.dts | 9 +++++++++
 arch/arm/boot/dts/sam9x60.dtsi       | 7 +++++++
 2 files changed, 16 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sam9x60ek.dts b/arch/arm/boot/dts/at91-sam9x60ek.dts
index b484745bf2d4..39d946e0a47c 100644
--- a/arch/arm/boot/dts/at91-sam9x60ek.dts
+++ b/arch/arm/boot/dts/at91-sam9x60ek.dts
@@ -309,6 +309,10 @@
 	};
 };
 
+&gpbr {
+	status = "okay";
+};
+
 &i2s {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_i2s_default>;
@@ -613,6 +617,11 @@
 	};
 };
 
+&rtt {
+	atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
+	status = "okay";
+};
+
 &shutdown_controller {
 	atmel,shdwc-debouncer = <976>;
 	status = "okay";
diff --git a/arch/arm/boot/dts/sam9x60.dtsi b/arch/arm/boot/dts/sam9x60.dtsi
index 6763423d64b8..d10843da4a85 100644
--- a/arch/arm/boot/dts/sam9x60.dtsi
+++ b/arch/arm/boot/dts/sam9x60.dtsi
@@ -661,6 +661,13 @@
 				status = "disabled";
 			};
 
+			rtt: rtt@...ffe20 {
+				compatible = "microchip,sam9x60-rtt", "atmel,at91sam9260-rtt";
+				reg = <0xfffffe20 0x20>;
+				interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
+				clocks = <&clk32k 0>;
+			};
+
 			pit: timer@...ffe40 {
 				compatible = "atmel,at91sam9260-pit";
 				reg = <0xfffffe40 0x10>;
-- 
2.7.4