Messages in this thread Patch in this message | | | From | Heiko Stuebner <> | Subject | [PATCH 2/3] arm64: dts: rockchip: used range'd gpu opps on rk3399 | Date | Thu, 25 Feb 2021 14:33:21 +0100 |
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From: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Similar to the cpu opps, also use opps with a range on the gpu. (min, preferred, max). The voltage just needs to be higher than the minimum and this allows the regulator more freedom if it can't provide the exact voltage specified, but just say 5mV higher, as can be seen on rk3399-puma which fails to scale panfrost voltages nearly completely.
Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com> --- arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi index 20b0d60f7ee3..da41cd81ebb7 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-opp.dtsi @@ -79,27 +79,27 @@ gpu_opp_table: opp-table2 { opp00 { opp-hz = /bits/ 64 <200000000>; - opp-microvolt = <825000>; + opp-microvolt = <825000 825000 1150000>; }; opp01 { opp-hz = /bits/ 64 <297000000>; - opp-microvolt = <825000>; + opp-microvolt = <825000 825000 1150000>; }; opp02 { opp-hz = /bits/ 64 <400000000>; - opp-microvolt = <825000>; + opp-microvolt = <825000 825000 1150000>; }; opp03 { opp-hz = /bits/ 64 <500000000>; - opp-microvolt = <875000>; + opp-microvolt = <875000 875000 1150000>; }; opp04 { opp-hz = /bits/ 64 <600000000>; - opp-microvolt = <925000>; + opp-microvolt = <925000 925000 1150000>; }; opp05 { opp-hz = /bits/ 64 <800000000>; - opp-microvolt = <1100000>; + opp-microvolt = <1100000 1100000 1150000>; }; }; }; -- 2.29.2
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