From: Quentin Schulz <quentin.schulz@free-electrons.com>
To: dmitry.torokhov@gmail.com, robh+dt@kernel.org,
mark.rutland@arm.com, maxime.ripard@free-electrons.com,
wens@csie.org, lee.jones@linaro.org, linux@armlinux.org.uk,
jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de,
pmeerw@pmeerw.net
Cc: Quentin Schulz <quentin.schulz@free-electrons.com>,
thomas.petazzoni@free-electrons.com, linux-input@vger.kernel.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org,
linux-sunxi@googlegroups.com, icenowy@aosc.xyz
Subject: [PATCH v3 11/11] ARM: sun8i: sina33: add highest OPP of CPUs
Date: Tue, 21 Mar 2017 16:36:11 +0100 [thread overview]
Message-ID: <20170321153611.16228-12-quentin.schulz@free-electrons.com> (raw)
In-Reply-To: <20170321153611.16228-1-quentin.schulz@free-electrons.com>
The A33 supports 1.1GHz and 1.2GHz frequencies at 1.32V and the Sinlinx
SinA33 has its cpu-supply property set in the cpu DT node.
Therefore, CPUfreq knows how to handle the regulator in charge of the
CPU and can adjust its voltage to match the OPP.
Add these two CPU frequencies to the CPU OPP table of the Sinlinx
SinA33.
Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
---
added in v3
arch/arm/boot/dts/sun8i-a33-sinlinx-sina33.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-a33-sinlinx-sina33.dts b/arch/arm/boot/dts/sun8i-a33-sinlinx-sina33.dts
index d84f1bd..a92dee1 100644
--- a/arch/arm/boot/dts/sun8i-a33-sinlinx-sina33.dts
+++ b/arch/arm/boot/dts/sun8i-a33-sinlinx-sina33.dts
@@ -87,6 +87,20 @@
cpu-supply = <®_dcdc3>;
};
+&cpu0_opp_table {
+ opp@1104000000 {
+ opp-hz = /bits/ 64 <1104000000>;
+ opp-microvolt = <1320000>;
+ clock-latency-ns = <244144>; /* 8 32k periods */
+ };
+
+ opp@1200000000 {
+ opp-hz = /bits/ 64 <1200000000>;
+ opp-microvolt = <1320000>;
+ clock-latency-ns = <244144>; /* 8 32k periods */
+ };
+};
+
&de {
status = "okay";
};
--
2.9.3
next prev parent reply other threads:[~2017-03-21 17:34 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-21 15:36 [PATCH v3 00/11] add thermal throttling to Allwinner A33 SoC Quentin Schulz
2017-03-21 15:36 ` [PATCH v3 01/11] ARM: sun8i: a33: add operating-points-v2 property to all nodes Quentin Schulz
2017-03-22 3:32 ` Chen-Yu Tsai
2017-03-22 7:16 ` Maxime Ripard
2017-03-21 15:36 ` [PATCH v3 02/11] ARM: sun8i: a33: add all operating points Quentin Schulz
2017-03-22 3:31 ` Chen-Yu Tsai
2017-03-22 7:16 ` Maxime Ripard
2017-03-21 15:36 ` [PATCH v3 03/11] ARM: dts: sun8i: sina33: add cpu-supply Quentin Schulz
2017-03-22 3:33 ` Chen-Yu Tsai
2017-03-22 7:17 ` Maxime Ripard
2017-03-21 15:36 ` [PATCH v3 04/11] Documentation: DT: bindings: mfd: add A33 GPADC binding Quentin Schulz
2017-03-23 16:45 ` Lee Jones
2017-03-29 0:31 ` Rob Herring
2017-03-21 15:36 ` [PATCH v3 05/11] Documentation: DT: bindings: input: touschcreen: remove sun4i documentation Quentin Schulz
2017-03-29 7:58 ` Lee Jones
2017-04-03 20:09 ` Dmitry Torokhov
2017-03-21 15:36 ` [PATCH v3 06/11] iio: adc: sun4i-gpadc-iio: move code used in MFD probing to new function Quentin Schulz
2017-03-21 15:36 ` [PATCH v3 07/11] iio: adc: sun4i-gpadc-iio: add support for A33 thermal sensor Quentin Schulz
2017-03-25 17:48 ` Jonathan Cameron
2017-03-21 15:36 ` [PATCH v3 08/11] ARM: dtsi: sun8i: a33: add " Quentin Schulz
2017-03-21 15:36 ` [PATCH v3 09/11] ARM: dtsi: sun8i: a33: add CPU thermal throttling Quentin Schulz
2017-03-21 15:36 ` [PATCH v3 10/11] ARM: sun8i: a33: Add devfreq-based GPU cooling Quentin Schulz
2017-03-21 15:36 ` Quentin Schulz [this message]
2017-04-04 8:31 ` [PATCH v3 00/11] add thermal throttling to Allwinner A33 SoC Lee Jones
2017-04-05 9:10 ` Quentin Schulz
2017-04-05 9:57 ` Lee Jones
2017-04-05 11:23 ` Quentin Schulz
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