From 668278ee0d1827c66bf046e4341899dced9aa11f Mon Sep 17 00:00:00 2001 From: Tim Harvey Date: Mon, 9 Sep 2024 15:15:01 -0700 Subject: [PATCH] arm64: dts: imx8mm-venice-*: add RTC aliases Add aliases for the RTCs on the Gateworks Venice boards and on the imx8m SoC. This ensures that the primary RTC is always the one on-board provided by the Gateworks System Controller (GSC) which is battery backed as opposed to the one in the IMX8M. Signed-off-by: Tim Harvey Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/imx8mm-venice-gw700x.dtsi | 7 ++++++- arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts | 4 +++- arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts | 4 +++- arch/arm64/boot/dts/freescale/imx8mm-venice-gw7903.dts | 4 +++- arch/arm64/boot/dts/freescale/imx8mm-venice-gw7904.dts | 7 ++++++- arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts | 4 +++- arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi | 4 +++- arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts | 4 +++- 8 files changed, 30 insertions(+), 8 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw700x.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw700x.dtsi index 36803b038cd54..5a3b1142ddf4b 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw700x.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw700x.dtsi @@ -9,6 +9,11 @@ #include / { + aliases { + rtc0 = &gsc_rtc; + rtc1 = &snvs_rtc; + }; + memory@40000000 { device_type = "memory"; reg = <0x0 0x40000000 0 0x80000000>; @@ -292,7 +297,7 @@ pagesize = <16>; }; - rtc@68 { + gsc_rtc: rtc@68 { compatible = "dallas,ds1672"; reg = <0x68>; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts index 35ae0faa815bc..d8b67e12f7d74 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts @@ -22,6 +22,8 @@ ethernet2 = &lan2; ethernet3 = &lan3; ethernet4 = &lan4; + rtc0 = &gsc_rtc; + rtc1 = &snvs_rtc; usb0 = &usbotg1; usb1 = &usbotg2; }; @@ -497,7 +499,7 @@ pagesize = <16>; }; - rtc@68 { + gsc_rtc: rtc@68 { compatible = "dallas,ds1672"; reg = <0x68>; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts index c11260c26d0b4..46d1ee0a4ee86 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts @@ -19,6 +19,8 @@ aliases { ethernet1 = ð1; + rtc0 = &gsc_rtc; + rtc1 = &snvs_rtc; usb0 = &usbotg1; usb1 = &usbotg2; }; @@ -564,7 +566,7 @@ pagesize = <16>; }; - rtc@68 { + gsc_rtc: rtc@68 { compatible = "dallas,ds1672"; reg = <0x68>; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7903.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7903.dts index db1737bf637df..c0aadff4e25b1 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7903.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7903.dts @@ -18,6 +18,8 @@ aliases { ethernet0 = &fec1; + rtc0 = &gsc_rtc; + rtc1 = &snvs_rtc; usb0 = &usbotg1; }; @@ -394,7 +396,7 @@ pagesize = <16>; }; - rtc@68 { + gsc_rtc: rtc@68 { compatible = "dallas,ds1672"; reg = <0x68>; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7904.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7904.dts index 05489a31e7fd8..86a610de84fe2 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7904.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7904.dts @@ -16,6 +16,11 @@ model = "Gateworks Venice GW7904 i.MX8MM board"; compatible = "gateworks,imx8mm-gw7904", "fsl,imx8mm"; + aliases { + rtc0 = &gsc_rtc; + rtc1 = &snvs_rtc; + }; + chosen { stdout-path = &uart2; }; @@ -438,7 +443,7 @@ pagesize = <16>; }; - rtc@68 { + gsc_rtc: rtc@68 { compatible = "dallas,ds1672"; reg = <0x68>; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts b/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts index 0b1fa04f1d678..30c286b34aa53 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts +++ b/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts @@ -17,6 +17,8 @@ compatible = "gw,imx8mn-gw7902", "fsl,imx8mn"; aliases { + rtc0 = &gsc_rtc; + rtc1 = &snvs_rtc; usb0 = &usbotg1; }; @@ -562,7 +564,7 @@ pagesize = <16>; }; - rtc@68 { + gsc_rtc: rtc@68 { compatible = "dallas,ds1672"; reg = <0x68>; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi index 6c75a5ecf56bb..10713c34ff397 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi @@ -11,6 +11,8 @@ / { aliases { ethernet0 = &eqos; + rtc0 = &gsc_rtc; + rtc1 = &snvs_rtc; }; memory@40000000 { @@ -280,7 +282,7 @@ pagesize = <16>; }; - rtc@68 { + gsc_rtc: rtc@68 { compatible = "dallas,ds1672"; reg = <0x68>; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts index 9885948952b44..6daa2313f8790 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts @@ -25,6 +25,8 @@ ethernet4 = &lan3; ethernet5 = &lan4; ethernet6 = &lan5; + rtc0 = &gsc_rtc; + rtc1 = &snvs_rtc; }; chosen { @@ -481,7 +483,7 @@ pagesize = <16>; }; - rtc@68 { + gsc_rtc: rtc@68 { compatible = "dallas,ds1672"; reg = <0x68>; }; -- 2.50.1