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arm64: dts: rockchip: rk3576: Add freq-table-hz for UFS

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aclk_ufs_sys shows a significant IO improve by dd testing, nearly 10%, if
we improve it to 250MHz when scaling up in devfreq. And scaling it down to
50MHz when there is no transaction.

Change-Id: I02a07d6c429737fc6bdaf18572eee1b3095d4945
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
This commit is contained in:
Shawn Lin
2024-03-27 11:04:53 +08:00
committed by Tao Huang
parent 3c6c24f6c0
commit cb8351ae3e
1 changed files with 1 additions and 0 deletions
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arch/arm64/boot/dts/rockchip/rk3576.dtsi
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@@ -3801,6 +3801,7 @@
<&cru CLK_REF_UFS_CLKOUT>;
clock-names = "core", "pclk", "pclk_mphy",
"ref_out";
freq-table-hz = <50000000 250000000>, <0 0>, <0 0>, <0 0>;
assigned-clocks = <&cru CLK_REF_OSC_MPHY>;
assigned-clock-parents = <&cru CLK_REF_MPHY_26M>;
interrupts = <GIC_SPI 361 IRQ_TYPE_LEVEL_HIGH>;