From cb8351ae3e788946bbbdcae35b385dbe143b69c9 Mon Sep 17 00:00:00 2001 From: Shawn Lin Date: Wed, 27 Mar 2024 11:04:53 +0800 Subject: [PATCH] arm64: dts: rockchip: rk3576: Add freq-table-hz for UFS 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 --- arch/arm64/boot/dts/rockchip/rk3576.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3576.dtsi b/arch/arm64/boot/dts/rockchip/rk3576.dtsi index 8b9d347bfdd2..8b5445b8bd13 100644 --- a/arch/arm64/boot/dts/rockchip/rk3576.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3576.dtsi @@ -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 = ;