* [PATCH 1/2] ARM: dts: rockchip: add cpu opp table for rv1108
@ 2017-08-21 9:06 Andy Yan
[not found] ` <1503306404-28876-1-git-send-email-andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
0 siblings, 1 reply; 2+ messages in thread
From: Andy Yan @ 2017-08-21 9:06 UTC (permalink / raw)
To: heiko; +Cc: devicetree, linux-kernel, linux-rockchip, robh+dt, Andy Yan
Add cpu opp table for rv1108 to support frequency
from 408MHZ to 1008MHZ.
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
---
arch/arm/boot/dts/rv1108-evb.dts | 4 ++++
arch/arm/boot/dts/rv1108.dtsi | 9 +++++++++
2 files changed, 13 insertions(+)
diff --git a/arch/arm/boot/dts/rv1108-evb.dts b/arch/arm/boot/dts/rv1108-evb.dts
index 32fb09a..e517aa3 100644
--- a/arch/arm/boot/dts/rv1108-evb.dts
+++ b/arch/arm/boot/dts/rv1108-evb.dts
@@ -104,6 +104,10 @@
};
};
+&cpu0 {
+ cpu-supply = <&vdd_core>;
+};
+
&i2c0 {
status = "okay";
i2c-scl-rising-time-ns = <275>;
diff --git a/arch/arm/boot/dts/rv1108.dtsi b/arch/arm/boot/dts/rv1108.dtsi
index 064cec3..6ebf07c 100644
--- a/arch/arm/boot/dts/rv1108.dtsi
+++ b/arch/arm/boot/dts/rv1108.dtsi
@@ -69,6 +69,15 @@
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0xf00>;
+ operating-points = <
+ /* KHz uV */
+ 408000 975000
+ 600000 975000
+ 816000 1025000
+ 1008000 1150000
+ >;
+ clock-latency = <40000>;
+ clocks = <&cru ARMCLK>;
};
};
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 1/2] ARM: dts: rockchip: add cpu opp table for rv1108
[not found] ` <1503306404-28876-1-git-send-email-andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
@ 2017-08-21 15:30 ` Heiko Stuebner
0 siblings, 0 replies; 2+ messages in thread
From: Heiko Stuebner @ 2017-08-21 15:30 UTC (permalink / raw)
To: Andy Yan
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA, robh+dt-DgEjT+Ai2ygdnm+yROfE0A,
linux-kernel-u79uwXL29TY76Z2rM5mHXA,
linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r
Hi Andy,
Am Montag, 21. August 2017, 17:06:44 CEST schrieb Andy Yan:
> Add cpu opp table for rv1108 to support frequency
> from 408MHZ to 1008MHZ.
>
> Signed-off-by: Andy Yan <andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
> ---
>
> arch/arm/boot/dts/rv1108-evb.dts | 4 ++++
> arch/arm/boot/dts/rv1108.dtsi | 9 +++++++++
> 2 files changed, 13 insertions(+)
>
> diff --git a/arch/arm/boot/dts/rv1108-evb.dts b/arch/arm/boot/dts/rv1108-evb.dts
> index 32fb09a..e517aa3 100644
> --- a/arch/arm/boot/dts/rv1108-evb.dts
> +++ b/arch/arm/boot/dts/rv1108-evb.dts
> @@ -104,6 +104,10 @@
> };
> };
>
> +&cpu0 {
> + cpu-supply = <&vdd_core>;
> +};
> +
please split into two patches (operating points + cpu-supply)
and use the operating-points-v2 binding.
Thanks
Heiko
^ permalink raw reply [flat|nested] 2+ messages in thread
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2017-08-21 9:06 [PATCH 1/2] ARM: dts: rockchip: add cpu opp table for rv1108 Andy Yan
[not found] ` <1503306404-28876-1-git-send-email-andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
2017-08-21 15:30 ` Heiko Stuebner
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