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ARM64: dts: rk3399-evb: support ddr devfreq

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Enable ddr devfreq for rk3399-evb.

Change-Id: Ie9f0f6d149f547fea35cabc995fe87f33e5c934d
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
This commit is contained in:
Jianqun Xu 2016-09-01 09:58:18 +08:00 committed by Huang, Tao
parent 5e628b3d38
commit ab01a407fc
1 changed files with 43 additions and 0 deletions
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43
arch/arm64/boot/dts/rockchip/rk3399-evb.dtsi
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@ -309,6 +309,49 @@ &emmc_phy {
status = "okay";
};
&dfi {
status = "okay";
};
&dmc {
status = "okay";
center-supply = <&vdd_center>;
upthreshold = <60>;
downdifferential = <40>;
};
&dmc_opp_table {
opp00 {
opp-hz = /bits/ 64 <200000000>;
opp-microvolt = <900000>;
};
opp01 {
opp-hz = /bits/ 64 <300000000>;
opp-microvolt = <900000>;
};
opp02 {
opp-hz = /bits/ 64 <400000000>;
opp-microvolt = <900000>;
};
opp03 {
opp-hz = /bits/ 64 <528000000>;
opp-microvolt = <900000>;
};
opp04 {
opp-hz = /bits/ 64 <600000000>;
opp-microvolt = <900000>;
};
opp05 {
opp-hz = /bits/ 64 <666000000>;
opp-microvolt = <900000>;
opp-suspend;
};
opp06 {
opp-hz = /bits/ 64 <800000000>;
opp-microvolt = <900000>;
};
};
&sdhci {
bus-width = <8>;
mmc-hs400-1_8v;