Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1573269
| From | Dave Gerlach <d-gerlach@ti.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation |
| Date | 2017-02-03 18:00 +0100 |
| Message-ID | <t6Pnj-4ec-7@gated-at.bofh.it> (permalink) |
| References | <t6NYe-3fD-23@gated-at.bofh.it> <t6NYe-3fD-21@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 02/03/2017 09:24 AM, Lukasz Majewski wrote:
> The "opp_high" property brings support for 1.5 GHz CPU frequency for TI's
> am57xx line of processors.
>
> Signed-off-by: Lukasz Majewski <lukma@denx.de>
> ---
> arch/arm/boot/dts/dra7.dtsi | 5 +++++
> 1 file changed, 5 insertions(+)
>
This can't be blindly enabled for all am57xx SoCs, there is a forthcoming
ti-cpufreq [1] driver that is needed that will decided which OPPs can and cannot
be enabled for the specific variant in use.
Regards,
Dave
[1] http://www.spinics.net/lists/devicetree/msg158967.html
> diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
> index a860a56..5e678cd 100644
> --- a/arch/arm/boot/dts/dra7.dtsi
> +++ b/arch/arm/boot/dts/dra7.dtsi
> @@ -108,6 +108,11 @@
> opp-hz = /bits/ 64 <1176000000>;
> opp-microvolt = <1160000 885000 1160000>;
> };
> +
> + opp_high@1500000000 {
> + opp-hz = /bits/ 64 <1500000000>;
> + opp-microvolt = <1210000 950000 1250000>;
> + };
> };
>
> /*
>
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
[PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Lukasz Majewski <lukma@denx.de> - 2017-02-03 16:30 +0100
Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Nishanth Menon <nm@ti.com> - 2017-02-03 17:50 +0100
Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Lukasz Majewski <lukma@denx.de> - 2017-02-04 00:10 +0100
Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Nishanth Menon <nm@ti.com> - 2017-02-04 00:20 +0100
Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Dave Gerlach <d-gerlach@ti.com> - 2017-02-03 18:00 +0100
Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Lukasz Majewski <lukma@denx.de> - 2017-02-04 00:30 +0100
Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Nishanth Menon <nm@ti.com> - 2017-02-04 01:30 +0100
Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Lukasz Majewski <lukma@denx.de> - 2017-02-04 06:40 +0100
Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Lukasz Majewski <lukma@denx.de> - 2017-02-06 15:30 +0100
Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Dave Gerlach <d-gerlach@ti.com> - 2017-02-06 16:30 +0100
Re: [PATCH 2/2] DTS: dra7: Add "opp_high" opp node to support 1.5 GHz SoC operation Lukasz Majewski <lukma@denx.de> - 2017-02-07 05:30 +0100
csiph-web