From: shawnguo@kernel.org (Shawn Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: dts: imx7d: use operating-points-v2 for cpu
Date: Sun, 20 May 2018 20:50:50 +0800 [thread overview]
Message-ID: <20180520125048.GX26863@dragon> (raw)
In-Reply-To: <1526446097-7111-1-git-send-email-Anson.Huang@nxp.com>
On Wed, May 16, 2018 at 12:48:17PM +0800, Anson Huang wrote:
> This patch uses "operating-points-v2" instead of
> "operating-points" to be more fit with cpufreq-dt
> driver.
>
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> ---
> arch/arm/boot/dts/imx7d.dtsi | 24 +++++++++++++++++++-----
> 1 file changed, 19 insertions(+), 5 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi
> index 4c9877e..28980c8 100644
> --- a/arch/arm/boot/dts/imx7d.dtsi
> +++ b/arch/arm/boot/dts/imx7d.dtsi
> @@ -9,12 +9,8 @@
> / {
> cpus {
> cpu0: cpu at 0 {
> - operating-points = <
> - /* KHz uV */
> - 996000 1075000
> - 792000 975000
> - >;
> clock-frequency = <996000000>;
> + operating-points-v2 = <&cpu0_opp_table>;
> };
>
> cpu1: cpu at 1 {
> @@ -22,6 +18,24 @@
> device_type = "cpu";
> reg = <1>;
> clock-frequency = <996000000>;
> + operating-points-v2 = <&cpu0_opp_table>;
> + };
> + };
> +
> + cpu0_opp_table: opp_table0 {
Hyphen is recommended in node name. Also the suffix 0 doesn't mean too
much here. That said, a better node name would be 'opp-table'.
> + compatible = "operating-points-v2";
> + opp-shared;
> +
> + opp-792000000 {
> + opp-hz = /bits/ 64 <792000000>;
> + opp-microvolt = <975000>;
> + clock-latency-ns = <150000>;
> + };
We recommend to have a newline between nodes.
I fixed them all and applied the patch.
Shawn
> + opp-996000000 {
> + opp-hz = /bits/ 64 <996000000>;
> + opp-microvolt = <1075000>;
> + clock-latency-ns = <150000>;
> + opp-suspend;
> };
> };
>
> --
> 2.7.4
>
WARNING: multiple messages have this Message-ID (diff)
From: Shawn Guo <shawnguo@kernel.org>
To: Anson Huang <Anson.Huang@nxp.com>
Cc: kernel@pengutronix.de, fabio.estevam@nxp.com, robh+dt@kernel.org,
mark.rutland@arm.com, Linux-imx@nxp.com,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ARM: dts: imx7d: use operating-points-v2 for cpu
Date: Sun, 20 May 2018 20:50:50 +0800 [thread overview]
Message-ID: <20180520125048.GX26863@dragon> (raw)
In-Reply-To: <1526446097-7111-1-git-send-email-Anson.Huang@nxp.com>
On Wed, May 16, 2018 at 12:48:17PM +0800, Anson Huang wrote:
> This patch uses "operating-points-v2" instead of
> "operating-points" to be more fit with cpufreq-dt
> driver.
>
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> ---
> arch/arm/boot/dts/imx7d.dtsi | 24 +++++++++++++++++++-----
> 1 file changed, 19 insertions(+), 5 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi
> index 4c9877e..28980c8 100644
> --- a/arch/arm/boot/dts/imx7d.dtsi
> +++ b/arch/arm/boot/dts/imx7d.dtsi
> @@ -9,12 +9,8 @@
> / {
> cpus {
> cpu0: cpu@0 {
> - operating-points = <
> - /* KHz uV */
> - 996000 1075000
> - 792000 975000
> - >;
> clock-frequency = <996000000>;
> + operating-points-v2 = <&cpu0_opp_table>;
> };
>
> cpu1: cpu@1 {
> @@ -22,6 +18,24 @@
> device_type = "cpu";
> reg = <1>;
> clock-frequency = <996000000>;
> + operating-points-v2 = <&cpu0_opp_table>;
> + };
> + };
> +
> + cpu0_opp_table: opp_table0 {
Hyphen is recommended in node name. Also the suffix 0 doesn't mean too
much here. That said, a better node name would be 'opp-table'.
> + compatible = "operating-points-v2";
> + opp-shared;
> +
> + opp-792000000 {
> + opp-hz = /bits/ 64 <792000000>;
> + opp-microvolt = <975000>;
> + clock-latency-ns = <150000>;
> + };
We recommend to have a newline between nodes.
I fixed them all and applied the patch.
Shawn
> + opp-996000000 {
> + opp-hz = /bits/ 64 <996000000>;
> + opp-microvolt = <1075000>;
> + clock-latency-ns = <150000>;
> + opp-suspend;
> };
> };
>
> --
> 2.7.4
>
next prev parent reply other threads:[~2018-05-20 12:50 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-16 4:48 [PATCH] ARM: dts: imx7d: use operating-points-v2 for cpu Anson Huang
2018-05-16 4:48 ` Anson Huang
2018-05-20 12:50 ` Shawn Guo [this message]
2018-05-20 12:50 ` Shawn Guo
2018-05-21 1:58 ` Anson Huang
2018-05-21 1:58 ` Anson Huang
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20180520125048.GX26863@dragon \
--to=shawnguo@kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.