| Message ID | 20230315170706.1598977-2-nm@ti.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | arm64: dts: ti: k3-am62: Add watchdog and rtc nodes | expand |
Hi, On 15/03/23 22:37, Nishanth Menon wrote: > Introduce digital RTC node in wakeup domain. Even though this has > no specific battery backup supply, this on-chip RTC is used in > cost-optimized board designs as a wakeup source. > > Signed-off-by: Nishanth Menon <nm@ti.com> > --- > > No changes since V1 > V1: https://lore.kernel.org/all/20230311105850.21811-2-nm@ti.com/ > > arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi > index 38dced6b4fef..fec81546fbbd 100644 > --- a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi > @@ -40,4 +40,14 @@ wkup_i2c0: i2c@2b200000 { > clock-names = "fck"; > status = "disabled"; > }; > + > + wkup_rtc0: rtc@2b1f0000 { > + compatible = "ti,am62-rtc"; > + reg = <0x00 0x2b1f0000 0x00 0x100>; > + interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&k3_clks 117 6> , <&k3_clks 117 0>; > + clock-names = "vbus", "osc32k"; > + power-domains = <&k3_pds 117 TI_SCI_PD_EXCLUSIVE>; > + wakeup-source; > + }; > }; LGTM! Reviewed-by: Dhruva Gole <d-gole@ti.com>
diff --git a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi index 38dced6b4fef..fec81546fbbd 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi @@ -40,4 +40,14 @@ wkup_i2c0: i2c@2b200000 { clock-names = "fck"; status = "disabled"; }; + + wkup_rtc0: rtc@2b1f0000 { + compatible = "ti,am62-rtc"; + reg = <0x00 0x2b1f0000 0x00 0x100>; + interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&k3_clks 117 6> , <&k3_clks 117 0>; + clock-names = "vbus", "osc32k"; + power-domains = <&k3_pds 117 TI_SCI_PD_EXCLUSIVE>; + wakeup-source; + }; };
Introduce digital RTC node in wakeup domain. Even though this has no specific battery backup supply, this on-chip RTC is used in cost-optimized board designs as a wakeup source. Signed-off-by: Nishanth Menon <nm@ti.com> --- No changes since V1 V1: https://lore.kernel.org/all/20230311105850.21811-2-nm@ti.com/ arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+)