* [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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