From: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
Enable the VBATTB controller. It provides the clock for RTC.
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
---
Changes in v4:
- added assigned-clocks, assigned-clock-parents properties
- set vbattb_xtal status = "okay"
- collected tags
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 | 13 +++++++++++++
1 file changed, 13 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..6be0ffdcb87e 100644
--- a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi
@@ -5,6 +5,7 @@
* Copyright (C) 2023 Renesas Electronics Corp.
*/
+#include <dt-bindings/clock/renesas,r9a08g045-vbattb.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/rzg2l-pinctrl.h>
@@ -346,6 +347,18 @@ mux {
};
};
+&vbattb {
+ assigned-clocks = <&vbattb VBATTB_MUX>;
+ assigned-clock-parents = <&vbattb VBATTB_XC>;
+ quartz-load-femtofarads = <12500>;
+ status = "okay";
+};
+
+&vbattb_xtal {
+ clock-frequency = <32768>;
+ status = "okay";
+};
+
&wdt0 {
timeout-sec = <60>;
status = "okay";
--
2.39.2
