From f9c8bcc00290e7b46188fc9e87aaec0ebeba0286 Mon Sep 17 00:00:00 2001 From: Joseph Lo Date: Fri, 4 Jan 2019 11:07:00 +0800 Subject: [PATCH] arm64: tegra: Add CPU power rail regulator on Smaug Add CPU power rail regulator for Smaug board. Signed-off-by: Joseph Lo Acked-by: Jon Hunter Signed-off-by: Thierry Reding --- arch/arm64/boot/dts/nvidia/tegra210-smaug.dts | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts index ed04526f6252..9a8f6b021323 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts @@ -1340,6 +1340,25 @@ status = "okay"; clock-frequency = <1000000>; + max77621_cpu: max77621@1b { + compatible = "maxim,max77621"; + reg = <0x1b>; + interrupt-parent = <&gpio>; + interrupts = ; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1231250>; + regulator-name = "PPVAR_CPU"; + regulator-ramp-delay = <12500>; + maxim,dvs-default-state = <1>; + maxim,enable-active-discharge; + maxim,enable-bias-control; + maxim,enable-etr; + maxim,enable-gpio = <&max77620 5 0>; + maxim,externally-enable; + }; + max77620: max77620@3c { compatible = "maxim,max77620"; reg = <0x3c>; -- 2.11.0