[PATCH 1/2] arm64: dts: allwinner: h6: add voltage range to OPP table

Clément Péron
2020-05-08T19:10:47Z

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@megous.com>
Signed-off-by: Clément Péron <peron.clem@gmail.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@720000000 {
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@816000000 {
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@888000000 {
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@1080000000 {
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@1320000000 {
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@1488000000 {
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@1608000000 {
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@1704000000 {
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@1800000000 {
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