From beff9a11604bf08f94144f7eb3e3a9ae804a7ca9 Mon Sep 17 00:00:00 2001 From: Lin Huang Date: Mon, 29 Oct 2018 09:29:45 +0800 Subject: [PATCH] arm64: dts: rockchip: rk1808-evb: npu voltage regulator use tcs4525 Since tcs4525 have better power ripple than syr837, so use tcs4525 as npu voltage regulator. Change-Id: Iefaa88f0ee8da6bc67b08fe611d6d037160dd588 Signed-off-by: Lin Huang --- arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi b/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi index e58d96cf7d15..8c5b5b334d4f 100644 --- a/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi @@ -270,9 +270,9 @@ status = "okay"; clock-frequency = <400000>; - vdd_npu: syr837@40 { - compatible = "silergy,syr827"; - reg = <0x40>; + vdd_npu: tcs4525@1c { + compatible = "tcs,tcs452x"; + reg = <0x1c>; vin-supply = <&vcc5v0_sys>; regulator-compatible = "fan53555-reg"; pinctrl-0 = <&vsel_gpio>; @@ -280,7 +280,7 @@ regulator-name = "vdd_npu"; regulator-min-microvolt = <750000>; regulator-max-microvolt = <950000>; - regulator-ramp-delay = <1000>; + regulator-ramp-delay = <2300>; fcs,suspend-voltage-selector = <0>; regulator-boot-on; regulator-state-mem {