devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [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

end of thread, other threads:[~2017-08-21 15:30 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
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

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).