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authorWolfram Sang <wsa+renesas@sang-engineering.com>2025-06-04 10:40:11 +0200
committerGeert Uytterhoeven <geert+renesas@glider.be>2025-06-19 19:34:33 +0200
commit52c34f57fc81f2317a60ed55e2b6ca6ecdb1efdc (patch)
tree9059329f798e6cd8b28011b49ea2c5d1f7bbef01
parent4f6780c14fea09bc56c4991d6bf8f2a594bfb51f (diff)
ARM: dts: renesas: r9a06g032: Add second clock input to RTC
The external RTC clock is populated on the RZ/N1D module, so describe it and add a reference to the RTC node. Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Link: https://lore.kernel.org/20250604084211.28090-2-wsa+renesas@sang-engineering.com Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
-rw-r--r--arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts4
-rw-r--r--arch/arm/boot/dts/renesas/r9a06g032.dtsi4
2 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts b/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
index d734a432b3ec..3258b2e27434 100644
--- a/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
+++ b/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
@@ -171,6 +171,10 @@
renesas,miic-switch-portin = <MIIC_GMAC2_PORT>;
};
+&ext_rtc_clk {
+ clock-frequency = <32768>;
+};
+
&gmac2 {
status = "okay";
phy-mode = "gmii";
diff --git a/arch/arm/boot/dts/renesas/r9a06g032.dtsi b/arch/arm/boot/dts/renesas/r9a06g032.dtsi
index 80ad1fdc77a0..13a60656b044 100644
--- a/arch/arm/boot/dts/renesas/r9a06g032.dtsi
+++ b/arch/arm/boot/dts/renesas/r9a06g032.dtsi
@@ -73,8 +73,8 @@
<GIC_SPI 67 IRQ_TYPE_EDGE_RISING>,
<GIC_SPI 68 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "alarm", "timer", "pps";
- clocks = <&sysctrl R9A06G032_HCLK_RTC>;
- clock-names = "hclk";
+ clocks = <&sysctrl R9A06G032_HCLK_RTC>, <&ext_rtc_clk>;
+ clock-names = "hclk", "xtal";
power-domains = <&sysctrl>;
status = "disabled";
};