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arm64: dts: rockchip: rk3399: add vop-bw-dmc-freq property for evb board

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If ddr frequency can be changed according to vop bandwidth,
change auto-min-freq to 200MHz is okay and 200MHz is enough
for 1080P@30fs and 1080P@60fps.

Change-Id: I4fddb71ced34f4d217d7fc1b97ccf73e612683b0
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
This commit is contained in:
Finley Xiao
2017-09-12 20:04:15 +08:00
committed by Huang, Tao
parent 8cef5391e1
commit 83f6c09912
1 changed files with 22 additions and 0 deletions
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22
arch/arm64/boot/dts/rockchip/rk3399-evb.dtsi
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@@ -298,6 +298,28 @@
&dmc {
status = "okay";
center-supply = <&vdd_center>;
upthreshold = <40>;
downdifferential = <20>;
system-status-freq = <
/*system status freq(KHz)*/
SYS_STATUS_NORMAL 800000
SYS_STATUS_REBOOT 528000
SYS_STATUS_SUSPEND 200000
SYS_STATUS_VIDEO_1080P 200000
SYS_STATUS_VIDEO_4K 600000
SYS_STATUS_VIDEO_4K_10B 800000
SYS_STATUS_PERFORMANCE 800000
SYS_STATUS_BOOST 400000
SYS_STATUS_DUALVIEW 600000
SYS_STATUS_ISP 600000
>;
vop-bw-dmc-freq = <
/* min_bw(MB/s) max_bw(MB/s) freq(KHz) */
0 577 200000
578 1701 300000
1702 99999 400000
>;
auto-min-freq = <200000>;
};
&sdhci {