* [PATCH v2 1/3] ARM: dts: rockchip: add cpu opp table for rv1108
@ 2017-08-22 13:11 Andy Yan
[not found] ` <1503407515-13943-1-git-send-email-andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
0 siblings, 1 reply; 4+ messages in thread
From: Andy Yan @ 2017-08-22 13:11 UTC (permalink / raw)
To: heiko
Cc: devicetree, linux-kernel, linux-rockchip, robh+dt,
linux-arm-kernel, 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>
---
Changes in v2:
- switch to operating-points-v2
- split cpu-supply to a separate patch
arch/arm/boot/dts/rv1108.dtsi | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/arch/arm/boot/dts/rv1108.dtsi b/arch/arm/boot/dts/rv1108.dtsi
index 064cec3..1b854e1 100644
--- a/arch/arm/boot/dts/rv1108.dtsi
+++ b/arch/arm/boot/dts/rv1108.dtsi
@@ -69,6 +69,33 @@
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0xf00>;
+ operating-points-v2 = <&cpu_opp_table>;
+ clocks = <&cru ARMCLK>;
+ };
+ };
+
+ cpu_opp_table: opp_table {
+ compatible = "operating-points-v2";
+
+ opp-408000000 {
+ opp-hz = /bits/ 64 <408000000>;
+ opp-microvolt = <975000>;
+ clock-latency-ns = <40000>;
+ };
+ opp-600000000 {
+ opp-hz = /bits/ 64 <600000000>;
+ opp-microvolt = <975000>;
+ clock-latency-ns = <40000>;
+ };
+ opp-816000000 {
+ opp-hz = /bits/ 64 <816000000>;
+ opp-microvolt = <1025000>;
+ clock-latency-ns = <40000>;
+ };
+ opp-1008000000 {
+ opp-hz = /bits/ 64 <1008000000>;
+ opp-microvolt = <1150000>;
+ clock-latency-ns = <40000>;
};
};
--
2.7.4
^ permalink raw reply related [flat|nested] 4+ messages in thread[parent not found: <1503407515-13943-1-git-send-email-andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org>]
* [PATCH v2 2/3] ARM: dts: rockchip: add cpu power supply for rv1108 evb [not found] ` <1503407515-13943-1-git-send-email-andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org> @ 2017-08-22 13:13 ` Andy Yan 2017-08-22 23:34 ` Heiko Stuebner 2017-08-22 23:33 ` [PATCH v2 1/3] ARM: dts: rockchip: add cpu opp table for rv1108 Heiko Stuebner 1 sibling, 1 reply; 4+ messages in thread From: Andy Yan @ 2017-08-22 13:13 UTC (permalink / raw) To: heiko-4mtYJXux2i+zQB+pC5nmwQ Cc: devicetree-u79uwXL29TY76Z2rM5mHXA, linux-kernel-u79uwXL29TY76Z2rM5mHXA, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r, robh+dt-DgEjT+Ai2ygdnm+yROfE0A, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r, Andy Yan The cpu is powered by regulator vdd_core on RV1108 evalution board. Add it to the cpu dt node. Signed-off-by: Andy Yan <andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org> --- Changes in v2: None arch/arm/boot/dts/rv1108-evb.dts | 4 ++++ 1 file changed, 4 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>; -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH v2 2/3] ARM: dts: rockchip: add cpu power supply for rv1108 evb 2017-08-22 13:13 ` [PATCH v2 2/3] ARM: dts: rockchip: add cpu power supply for rv1108 evb Andy Yan @ 2017-08-22 23:34 ` Heiko Stuebner 0 siblings, 0 replies; 4+ messages in thread From: Heiko Stuebner @ 2017-08-22 23:34 UTC (permalink / raw) To: Andy Yan Cc: devicetree, linux-kernel, linux-rockchip, robh+dt, linux-arm-kernel Am Dienstag, 22. August 2017, 21:13:30 CEST schrieb Andy Yan: > The cpu is powered by regulator vdd_core on RV1108 evalution > board. Add it to the cpu dt node. > > Signed-off-by: Andy Yan <andy.yan@rock-chips.com> applied for 4.14. Thanks Heiko ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v2 1/3] ARM: dts: rockchip: add cpu opp table for rv1108 [not found] ` <1503407515-13943-1-git-send-email-andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org> 2017-08-22 13:13 ` [PATCH v2 2/3] ARM: dts: rockchip: add cpu power supply for rv1108 evb Andy Yan @ 2017-08-22 23:33 ` Heiko Stuebner 1 sibling, 0 replies; 4+ messages in thread From: Heiko Stuebner @ 2017-08-22 23:33 UTC (permalink / raw) To: Andy Yan Cc: devicetree-u79uwXL29TY76Z2rM5mHXA, linux-kernel-u79uwXL29TY76Z2rM5mHXA, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r, robh+dt-DgEjT+Ai2ygdnm+yROfE0A, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r Am Dienstag, 22. August 2017, 21:11:55 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> applied for 4.14 Thanks Heiko -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 4+ messages in thread
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2017-08-22 13:11 [PATCH v2 1/3] ARM: dts: rockchip: add cpu opp table for rv1108 Andy Yan
[not found] ` <1503407515-13943-1-git-send-email-andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
2017-08-22 13:13 ` [PATCH v2 2/3] ARM: dts: rockchip: add cpu power supply for rv1108 evb Andy Yan
2017-08-22 23:34 ` Heiko Stuebner
2017-08-22 23:33 ` [PATCH v2 1/3] ARM: dts: rockchip: add cpu opp table for rv1108 Heiko Stuebner
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