From: Lucas Stach <l.stach@pengutronix.de>
Date: Thu, 12 Apr 2018 13:15:54 +0000 (+0200)
Subject: ARM: dts: imx6: RDU2: bump SoC/PU operating points by 25mV
X-Git-Tag: Ubuntu-5.2.0-15.16~4198^2~24^2~55
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=4b4e048405186c440d334731068701d5de9aa737;p=mirror_ubuntu-eoan-kernel.git

ARM: dts: imx6: RDU2: bump SoC/PU operating points by 25mV

This bumps the SoC/PU domain operating points by 25mV, giving a total
of 75mV margin to the minimum required voltages. This gets rid of
brown-outs seen due to voltage drop-out on the board.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Tested-by: Chris Healy <cphealy@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
index 911f7f0e3cea..ea2093ff04a3 100644
--- a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
@@ -263,6 +263,17 @@
 	};
 };
 
+&cpu0 {
+	fsl,soc-operating-points = <
+		/* ARM kHz  SOC-PU uV */
+		1200000 1300000
+		996000	1275000
+		852000	1275000
+		792000	1200000
+		396000	1200000
+	>;
+};
+
 &reg_arm {
 	vin-supply = <&sw1a_reg>;
 };