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Date: Fri, 8 May 2020 21:10:34 +0200
From: Clément Péron <peron.clem@...il.com>
To: Maxime Ripard <mripard@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
Rob Herring <robh+dt@...nel.org>
Cc: linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-sunxi <linux-sunxi@...glegroups.com>,
Clément Péron <peron.clem@...il.com>,
Ondřej Jirman <megous@...ous.com>
Subject: [PATCH 1/2] arm64: dts: allwinner: h6: add voltage range to OPP table
Some boards have a fixed regulator and can't reach the voltage set
by the OPP table.
Add a range where the minimal voltage is the target and the maximal
voltage is 1.2V.
Suggested-by: Ondřej Jirman <megous@...ous.com>
Signed-off-by: Clément Péron <peron.clem@...il.com>
---
.../boot/dts/allwinner/sun50i-h6-cpu-opp.dtsi | 60 +++++++++----------
1 file changed, 30 insertions(+), 30 deletions(-)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-cpu-opp.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6-cpu-opp.dtsi
index dcb789519797..1a5eddc5a40f 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6-cpu-opp.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-cpu-opp.dtsi
@@ -12,90 +12,90 @@
clock-latency-ns = <244144>; /* 8 32k periods */
opp-hz = /bits/ 64 <480000000>;
- opp-microvolt-speed0 = <880000>;
- opp-microvolt-speed1 = <820000>;
- opp-microvolt-speed2 = <820000>;
+ opp-microvolt-speed0 = <880000 880000 1200000>;
+ opp-microvolt-speed1 = <820000 820000 1200000>;
+ opp-microvolt-speed2 = <820000 820000 1200000>;
};
opp@...000000 {
clock-latency-ns = <244144>; /* 8 32k periods */
opp-hz = /bits/ 64 <720000000>;
- opp-microvolt-speed0 = <880000>;
- opp-microvolt-speed1 = <820000>;
- opp-microvolt-speed2 = <820000>;
+ opp-microvolt-speed0 = <880000 880000 1200000>;
+ opp-microvolt-speed1 = <820000 820000 1200000>;
+ opp-microvolt-speed2 = <820000 820000 1200000>;
};
opp@...000000 {
clock-latency-ns = <244144>; /* 8 32k periods */
opp-hz = /bits/ 64 <816000000>;
- opp-microvolt-speed0 = <880000>;
- opp-microvolt-speed1 = <820000>;
- opp-microvolt-speed2 = <820000>;
+ opp-microvolt-speed0 = <880000 880000 1200000>;
+ opp-microvolt-speed1 = <820000 820000 1200000>;
+ opp-microvolt-speed2 = <820000 820000 1200000>;
};
opp@...000000 {
clock-latency-ns = <244144>; /* 8 32k periods */
opp-hz = /bits/ 64 <888000000>;
- opp-microvolt-speed0 = <880000>;
- opp-microvolt-speed1 = <820000>;
- opp-microvolt-speed2 = <820000>;
+ opp-microvolt-speed0 = <880000 880000 1200000>;
+ opp-microvolt-speed1 = <820000 820000 1200000>;
+ opp-microvolt-speed2 = <820000 820000 1200000>;
};
opp@...0000000 {
clock-latency-ns = <244144>; /* 8 32k periods */
opp-hz = /bits/ 64 <1080000000>;
- opp-microvolt-speed0 = <940000>;
- opp-microvolt-speed1 = <880000>;
- opp-microvolt-speed2 = <880000>;
+ opp-microvolt-speed0 = <940000 940000 1200000>;
+ opp-microvolt-speed1 = <880000 880000 1200000>;
+ opp-microvolt-speed2 = <880000 880000 1200000>;
};
opp@...0000000 {
clock-latency-ns = <244144>; /* 8 32k periods */
opp-hz = /bits/ 64 <1320000000>;
- opp-microvolt-speed0 = <1000000>;
- opp-microvolt-speed1 = <940000>;
- opp-microvolt-speed2 = <940000>;
+ opp-microvolt-speed0 = <1000000 1000000 1200000>;
+ opp-microvolt-speed1 = <940000 940000 1200000>;
+ opp-microvolt-speed2 = <940000 940000 1200000>;
};
opp@...8000000 {
clock-latency-ns = <244144>; /* 8 32k periods */
opp-hz = /bits/ 64 <1488000000>;
- opp-microvolt-speed0 = <1060000>;
- opp-microvolt-speed1 = <1000000>;
- opp-microvolt-speed2 = <1000000>;
+ opp-microvolt-speed0 = <1060000 1060000 1200000>;
+ opp-microvolt-speed1 = <1000000 1000000 1200000>;
+ opp-microvolt-speed2 = <1000000 1000000 1200000>;
};
opp@...8000000 {
clock-latency-ns = <244144>; /* 8 32k periods */
opp-hz = /bits/ 64 <1608000000>;
- opp-microvolt-speed0 = <1090000>;
- opp-microvolt-speed1 = <1030000>;
- opp-microvolt-speed2 = <1030000>;
+ opp-microvolt-speed0 = <1090000 1090000 1200000>;
+ opp-microvolt-speed1 = <1030000 1030000 1200000>;
+ opp-microvolt-speed2 = <1030000 1030000 1200000>;
};
opp@...4000000 {
clock-latency-ns = <244144>; /* 8 32k periods */
opp-hz = /bits/ 64 <1704000000>;
- opp-microvolt-speed0 = <1120000>;
- opp-microvolt-speed1 = <1060000>;
- opp-microvolt-speed2 = <1060000>;
+ opp-microvolt-speed0 = <1120000 1120000 1200000>;
+ opp-microvolt-speed1 = <1060000 1060000 1200000>;
+ opp-microvolt-speed2 = <1060000 1060000 1200000>;
};
opp@...0000000 {
clock-latency-ns = <244144>; /* 8 32k periods */
opp-hz = /bits/ 64 <1800000000>;
- opp-microvolt-speed0 = <1160000>;
- opp-microvolt-speed1 = <1100000>;
- opp-microvolt-speed2 = <1100000>;
+ opp-microvolt-speed0 = <1160000 1160000 1200000>;
+ opp-microvolt-speed1 = <1100000 1100000 1200000>;
+ opp-microvolt-speed2 = <1100000 1100000 1200000>;
};
};
};
--
2.20.1
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