diff mbox

[1/2] ARM: dts: rockchip: add cpu opp table for rv1108

Message ID 1503306404-28876-1-git-send-email-andy.yan@rock-chips.com (mailing list archive)
State New, archived
Headers show

Commit Message

Andy Yan Aug. 21, 2017, 9:06 a.m. UTC
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(+)

Comments

Heiko Stuebner Aug. 21, 2017, 3:30 p.m. UTC | #1
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@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>;
> +};
> +

please split into two patches (operating points + cpu-supply)
and use the operating-points-v2 binding.


Thanks
Heiko
diff mbox

Patch

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>;
 		};
 	};