The 800MHz opp speed grading fuse mask should be 0xd instead of 0xf according to fuse map definition: SPEED_GRADING[1:0] MHz 00 800 01 500 10 1000 11 1200 Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx> --- arch/arm/boot/dts/imx7d.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi index 9c8dd32..0083272 100644 --- a/arch/arm/boot/dts/imx7d.dtsi +++ b/arch/arm/boot/dts/imx7d.dtsi @@ -43,7 +43,7 @@ opp-hz = /bits/ 64 <792000000>; opp-microvolt = <1000000>; clock-latency-ns = <150000>; - opp-supported-hw = <0xf>, <0xf>; + opp-supported-hw = <0xd>, <0xf>; }; opp-996000000 { -- 2.7.4