* [PATCH v2] arm64: dts: zx: support cpu-freq for zx296718
@ 2016-12-02 5:52 Baoyou Xie
2016-12-02 5:58 ` Baoyou Xie
2016-12-05 2:48 ` Shawn Guo
0 siblings, 2 replies; 5+ messages in thread
From: Baoyou Xie @ 2016-12-02 5:52 UTC (permalink / raw)
To: robh+dt, mark.rutland, catalin.marinas, will.deacon, shawnguo,
jun.nie
Cc: devicetree, linux-arm-kernel, linux-kernel, baoyou.xie,
xie.baoyou, chen.chaokai, wang.qiang01
This patch adds the CPU clock phandle in CPU's node
and uses operating-points-v2 to register operating points.
So it can be used by cpufreq-dt driver.
Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org>
---
arch/arm64/boot/dts/zte/zx296718.dtsi | 39 +++++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)
diff --git a/arch/arm64/boot/dts/zte/zx296718.dtsi b/arch/arm64/boot/dts/zte/zx296718.dtsi
index 7a1aed7..b44d1d1 100644
--- a/arch/arm64/boot/dts/zte/zx296718.dtsi
+++ b/arch/arm64/boot/dts/zte/zx296718.dtsi
@@ -44,6 +44,7 @@
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/clock/zx296718-clock.h>
/ {
compatible = "zte,zx296718";
@@ -81,6 +82,8 @@
compatible = "arm,cortex-a53","arm,armv8";
reg = <0x0 0x0>;
enable-method = "psci";
+ clocks = <&topcrm A53_GATE>;
+ operating-points-v2 = <&cluster0_opp>;
};
cpu1: cpu@1 {
@@ -88,6 +91,8 @@
compatible = "arm,cortex-a53","arm,armv8";
reg = <0x0 0x1>;
enable-method = "psci";
+ clocks = <&topcrm A53_GATE>;
+ operating-points-v2 = <&cluster0_opp>;
};
cpu2: cpu@2 {
@@ -95,6 +100,8 @@
compatible = "arm,cortex-a53","arm,armv8";
reg = <0x0 0x2>;
enable-method = "psci";
+ clocks = <&topcrm A53_GATE>;
+ operating-points-v2 = <&cluster0_opp>;
};
cpu3: cpu@3 {
@@ -102,6 +109,38 @@
compatible = "arm,cortex-a53","arm,armv8";
reg = <0x0 0x3>;
enable-method = "psci";
+ clocks = <&topcrm A53_GATE>;
+ operating-points-v2 = <&cluster0_opp>;
+ };
+ };
+
+ cluster0_opp: opp-table0 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp@500000000 {
+ opp-hz = /bits/ 64 <500000000>;
+ clock-latency-ns = <500000>;
+ };
+
+ opp@648000000 {
+ opp-hz = /bits/ 64 <648000000>;
+ clock-latency-ns = <500000>;
+ };
+
+ opp@800000000 {
+ opp-hz = /bits/ 64 <800000000>;
+ clock-latency-ns = <500000>;
+ };
+
+ opp@1000000000 {
+ opp-hz = /bits/ 64 <1000000000>;
+ clock-latency-ns = <500000>;
+ };
+
+ opp@1188000000 {
+ opp-hz = /bits/ 64 <1188000000>;
+ clock-latency-ns = <500000>;
};
};
--
2.7.4
^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [PATCH v2] arm64: dts: zx: support cpu-freq for zx296718
2016-12-02 5:52 [PATCH v2] arm64: dts: zx: support cpu-freq for zx296718 Baoyou Xie
@ 2016-12-02 5:58 ` Baoyou Xie
2016-12-02 6:00 ` Viresh Kumar
2016-12-05 2:48 ` Shawn Guo
1 sibling, 1 reply; 5+ messages in thread
From: Baoyou Xie @ 2016-12-02 5:58 UTC (permalink / raw)
To: Rob Herring, mark.rutland, catalin.marinas, Will Deacon,
Shawn Guo, Jun Nie, Viresh Kumar
Cc: devicetree, linux-arm-kernel, Linux Kernel Mailing List,
Baoyou Xie, xie.baoyou, chen.chaokai, wang.qiang01
[-- Attachment #1: Type: text/plain, Size: 3356 bytes --]
+ Viresh, the author of the bindings.
On 2 December 2016 at 13:52, Baoyou Xie <baoyou.xie@linaro.org> wrote:
> This patch adds the CPU clock phandle in CPU's node
> and uses operating-points-v2 to register operating points.
>
> So it can be used by cpufreq-dt driver.
>
> Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org>
> ---
> arch/arm64/boot/dts/zte/zx296718.dtsi | 39 ++++++++++++++++++++++++++++++
> +++++
> 1 file changed, 39 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/zte/zx296718.dtsi
> b/arch/arm64/boot/dts/zte/zx296718.dtsi
> index 7a1aed7..b44d1d1 100644
> --- a/arch/arm64/boot/dts/zte/zx296718.dtsi
> +++ b/arch/arm64/boot/dts/zte/zx296718.dtsi
> @@ -44,6 +44,7 @@
> #include <dt-bindings/input/input.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/clock/zx296718-clock.h>
>
> / {
> compatible = "zte,zx296718";
> @@ -81,6 +82,8 @@
> compatible = "arm,cortex-a53","arm,armv8";
> reg = <0x0 0x0>;
> enable-method = "psci";
> + clocks = <&topcrm A53_GATE>;
> + operating-points-v2 = <&cluster0_opp>;
> };
>
> cpu1: cpu@1 {
> @@ -88,6 +91,8 @@
> compatible = "arm,cortex-a53","arm,armv8";
> reg = <0x0 0x1>;
> enable-method = "psci";
> + clocks = <&topcrm A53_GATE>;
> + operating-points-v2 = <&cluster0_opp>;
> };
>
> cpu2: cpu@2 {
> @@ -95,6 +100,8 @@
> compatible = "arm,cortex-a53","arm,armv8";
> reg = <0x0 0x2>;
> enable-method = "psci";
> + clocks = <&topcrm A53_GATE>;
> + operating-points-v2 = <&cluster0_opp>;
> };
>
> cpu3: cpu@3 {
> @@ -102,6 +109,38 @@
> compatible = "arm,cortex-a53","arm,armv8";
> reg = <0x0 0x3>;
> enable-method = "psci";
> + clocks = <&topcrm A53_GATE>;
> + operating-points-v2 = <&cluster0_opp>;
> + };
> + };
> +
> + cluster0_opp: opp-table0 {
> + compatible = "operating-points-v2";
> + opp-shared;
> +
> + opp@500000000 {
> + opp-hz = /bits/ 64 <500000000>;
> + clock-latency-ns = <500000>;
> + };
> +
> + opp@648000000 {
> + opp-hz = /bits/ 64 <648000000>;
> + clock-latency-ns = <500000>;
> + };
> +
> + opp@800000000 {
> + opp-hz = /bits/ 64 <800000000>;
> + clock-latency-ns = <500000>;
> + };
> +
> + opp@1000000000 {
> + opp-hz = /bits/ 64 <1000000000>;
> + clock-latency-ns = <500000>;
> + };
> +
> + opp@1188000000 {
> + opp-hz = /bits/ 64 <1188000000>;
> + clock-latency-ns = <500000>;
> };
> };
>
> --
> 2.7.4
>
>
[-- Attachment #2: Type: text/html, Size: 5002 bytes --]
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v2] arm64: dts: zx: support cpu-freq for zx296718
2016-12-02 5:58 ` Baoyou Xie
@ 2016-12-02 6:00 ` Viresh Kumar
2016-12-05 2:35 ` Jun Nie
0 siblings, 1 reply; 5+ messages in thread
From: Viresh Kumar @ 2016-12-02 6:00 UTC (permalink / raw)
To: Baoyou Xie
Cc: mark.rutland, devicetree, catalin.marinas, xie.baoyou,
Will Deacon, Linux Kernel Mailing List, Rob Herring, chen.chaokai,
wang.qiang01, Jun Nie, Shawn Guo, linux-arm-kernel
On 02-12-16, 13:58, Baoyou Xie wrote:
> + Viresh, the author of the bindings.
>
> On 2 December 2016 at 13:52, Baoyou Xie <baoyou.xie@linaro.org> wrote:
>
> > This patch adds the CPU clock phandle in CPU's node
> > and uses operating-points-v2 to register operating points.
> >
> > So it can be used by cpufreq-dt driver.
> >
> > Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org>
> > ---
> > arch/arm64/boot/dts/zte/zx296718.dtsi | 39 ++++++++++++++++++++++++++++++
> > +++++
> > 1 file changed, 39 insertions(+)
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
--
viresh
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v2] arm64: dts: zx: support cpu-freq for zx296718
2016-12-02 6:00 ` Viresh Kumar
@ 2016-12-05 2:35 ` Jun Nie
0 siblings, 0 replies; 5+ messages in thread
From: Jun Nie @ 2016-12-05 2:35 UTC (permalink / raw)
To: Viresh Kumar
Cc: mark.rutland, devicetree, catalin.marinas, xie.baoyou,
Will Deacon, Linux Kernel Mailing List, Rob Herring, chen.chaokai,
wang.qiang01, Baoyou Xie, Shawn Guo, linux-arm-kernel
2016-12-02 14:00 GMT+08:00 Viresh Kumar <viresh.kumar@linaro.org>:
> On 02-12-16, 13:58, Baoyou Xie wrote:
>> + Viresh, the author of the bindings.
>>
>> On 2 December 2016 at 13:52, Baoyou Xie <baoyou.xie@linaro.org> wrote:
>>
>> > This patch adds the CPU clock phandle in CPU's node
>> > and uses operating-points-v2 to register operating points.
>> >
>> > So it can be used by cpufreq-dt driver.
>> >
>> > Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org>
>> > ---
>> > arch/arm64/boot/dts/zte/zx296718.dtsi | 39 ++++++++++++++++++++++++++++++
>> > +++++
>> > 1 file changed, 39 insertions(+)
Reviewed-by: Jun Nie <jun.nie@linaro.org>
>
> Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
>
> --
> viresh
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v2] arm64: dts: zx: support cpu-freq for zx296718
2016-12-02 5:52 [PATCH v2] arm64: dts: zx: support cpu-freq for zx296718 Baoyou Xie
2016-12-02 5:58 ` Baoyou Xie
@ 2016-12-05 2:48 ` Shawn Guo
1 sibling, 0 replies; 5+ messages in thread
From: Shawn Guo @ 2016-12-05 2:48 UTC (permalink / raw)
To: Baoyou Xie
Cc: robh+dt, mark.rutland, catalin.marinas, will.deacon, jun.nie,
devicetree, linux-arm-kernel, linux-kernel, xie.baoyou,
chen.chaokai, wang.qiang01
On Fri, Dec 02, 2016 at 01:52:36PM +0800, Baoyou Xie wrote:
> This patch adds the CPU clock phandle in CPU's node
> and uses operating-points-v2 to register operating points.
>
> So it can be used by cpufreq-dt driver.
>
> Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org>
Applied, thanks.
^ permalink raw reply [flat|nested] 5+ messages in thread
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2016-12-02 5:52 [PATCH v2] arm64: dts: zx: support cpu-freq for zx296718 Baoyou Xie
2016-12-02 5:58 ` Baoyou Xie
2016-12-02 6:00 ` Viresh Kumar
2016-12-05 2:35 ` Jun Nie
2016-12-05 2:48 ` Shawn Guo
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