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* [PATCH] arm64: dts: imx8mm-kontron: Add RTC aliases
@ 2022-11-30 11:13 Frieder Schrempf
  2022-12-31 11:59 ` Shawn Guo
  0 siblings, 1 reply; 2+ messages in thread
From: Frieder Schrempf @ 2022-11-30 11:13 UTC (permalink / raw)
  To: devicetree, Krzysztof Kozlowski, linux-arm-kernel, linux-kernel,
	Rob Herring, Sascha Hauer, Shawn Guo
  Cc: Frieder Schrempf, Fabio Estevam, Heiko Thiery,
	Krzysztof Kozlowski, NXP Linux Team, Oleksij Rempel,
	Pengutronix Kernel Team

From: Frieder Schrempf <frieder.schrempf@kontron.de>

Add aliases for the RTCs on the board and on the SoC. This ensures that
the primary RTC is always the one on the board that has a buffered supply
and maximum accuracy.

Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
---
 arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts     | 4 +++-
 arch/arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi | 7 ++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts
index a079322a3793..dcec57c20399 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts
@@ -13,6 +13,8 @@ / {
 
 	aliases {
 		ethernet1 = &usbnet;
+		rtc0 = &rx8900;
+		rtc1 = &snvs_rtc;
 	};
 
 	/* fixed crystal dedicated to mcp2515 */
@@ -136,7 +138,7 @@ &i2c4 {
 	pinctrl-0 = <&pinctrl_i2c4>;
 	status = "okay";
 
-	rtc@32 {
+	rx8900: rtc@32 {
 		compatible = "epson,rx8900";
 		reg = <0x32>;
 	};
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi
index 8d10f5b41297..695da2fa7c42 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi
@@ -10,6 +10,11 @@ / {
 	model = "Kontron OSM-S i.MX8MM (N802X SOM)";
 	compatible = "kontron,imx8mm-osm-s", "fsl,imx8mm";
 
+	aliases {
+		rtc0 = &rv3028;
+		rtc1 = &snvs_rtc;
+	};
+
 	memory@40000000 {
 		device_type = "memory";
 		/*
@@ -200,7 +205,7 @@ reg_nvcc_sd: LDO5 {
 		};
 	};
 
-	rtc@52 {
+	rv3028: rtc@52 {
 		compatible = "microcrystal,rv3028";
 		reg = <0x52>;
 		pinctrl-names = "default";
-- 
2.38.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] arm64: dts: imx8mm-kontron: Add RTC aliases
  2022-11-30 11:13 [PATCH] arm64: dts: imx8mm-kontron: Add RTC aliases Frieder Schrempf
@ 2022-12-31 11:59 ` Shawn Guo
  0 siblings, 0 replies; 2+ messages in thread
From: Shawn Guo @ 2022-12-31 11:59 UTC (permalink / raw)
  To: Frieder Schrempf
  Cc: devicetree, Krzysztof Kozlowski, linux-arm-kernel, linux-kernel,
	Rob Herring, Sascha Hauer, Frieder Schrempf, Fabio Estevam,
	Heiko Thiery, Krzysztof Kozlowski, NXP Linux Team, Oleksij Rempel,
	Pengutronix Kernel Team

On Wed, Nov 30, 2022 at 12:13:49PM +0100, Frieder Schrempf wrote:
> From: Frieder Schrempf <frieder.schrempf@kontron.de>
> 
> Add aliases for the RTCs on the board and on the SoC. This ensures that
> the primary RTC is always the one on the board that has a buffered supply
> and maximum accuracy.
> 
> Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>

Applied, thanks!

^ permalink raw reply	[flat|nested] 2+ messages in thread

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