Re: [PATCH V5 3/5] arm64: dts: imx8mm: Add system counter node

From: Shawn Guo
Date: Sun Jul 21 2019 - 23:15:53 EST


On Wed, Jul 10, 2019 at 02:30:54PM +0800, Anson.Huang@xxxxxxx wrote:
> From: Anson Huang <Anson.Huang@xxxxxxx>
>
> Add i.MX8MM system counter node to enable timer-imx-sysctr
> broadcast timer driver.
>
> Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>

Do I need to wait for patch #1 landing before I apply #3 ~ #5, or can
they be applied independently (no breaking on anything)?

Shawn

> ---
> Changes since V4:
> - update the clock info using fixed clock node;
> - correct the reg range;
> - update the interrupt number as the system counter driver ONLY uses 1 irq now.
> ---
> arch/arm64/boot/dts/freescale/imx8mm.dtsi | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> index b5637f8..8cf7f34 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> @@ -560,6 +560,14 @@
> #pwm-cells = <2>;
> status = "disabled";
> };
> +
> + system_counter: timer@306a0000 {
> + compatible = "nxp,sysctr-timer";
> + reg = <0x306a0000 0x20000>;
> + interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&osc_24m>;
> + clock-names = "per";
> + };
> };
>
> aips3: bus@30800000 {
> --
> 2.7.4
>