linux-kernel - [PATCH v3 09/12] arm64: dts: renesas: rzg3s-smarc-som: Enable VBATTB

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Message-Id: <20240830130218.3377060-10-claudiu.beznea.uj@bp.renesas.com>
Date: Fri, 30 Aug 2024 16:02:15 +0300
From: Claudiu <claudiu.beznea@...on.dev>
To: geert+renesas@...der.be,
	mturquette@...libre.com,
	sboyd@...nel.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	alexandre.belloni@...tlin.com,
	magnus.damm@...il.com,
	p.zabel@...gutronix.de
Cc: claudiu.beznea@...on.dev,
	linux-renesas-soc@...r.kernel.org,
	linux-clk@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-rtc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
Subject: [PATCH v3 09/12] arm64: dts: renesas: rzg3s-smarc-som: Enable VBATTB

From: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>

Enable the VBATTB controller. It provides the clock for RTC.

Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
---

Changes in v3:
- updated patch description
- dropped vbattclk
- added renesas,vbattb-load-nanofarads on vbattb
- moved vbattb before vbattb_xtal

Changes in v2:
- none

 arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi
index 21bfa4e03972..591a90ccfe3c 100644
--- a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi
@@ -346,6 +346,15 @@ mux {
 	};
 };
 
+&vbattb {
+	renesas,vbattb-load-nanofarads = <12500>;
+	status = "okay";
+};
+
+&vbattb_xtal {
+	clock-frequency = <32768>;
+};
+
 &wdt0 {
 	timeout-sec = <60>;
 	status = "okay";
-- 
2.39.2