From a623333fb06d085d3fb3f802790164f7bc5c16e5 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Mon, 23 Jan 2017 11:41:54 -0800
Subject: [PATCH 183/454] BCM270X: Disable VEC unless vc4-kms-v3d is present.

Signed-off-by: Eric Anholt <eric@anholt.net>
(cherry picked from commit dabd52db47d2e799323639734787e3a338c2b2a5)
---
 arch/arm/boot/dts/bcm2708-rpi.dtsi                 | 4 ++++
 arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts | 7 +++++++
 2 files changed, 11 insertions(+)

--- a/arch/arm/boot/dts/bcm2708-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2708-rpi.dtsi
@@ -160,3 +160,7 @@ sdhost_pins: &sdhost_gpio48 {
 &cpu_thermal {
 	/delete-node/ trips;
 };
+
+&vec {
+	status = "disabled";
+};
--- a/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
+++ b/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
@@ -141,6 +141,13 @@
 		};
 	};
 
+	fragment@17 {
+		target = <&vec>;
+		__overlay__  {
+			status = "okay";
+		};
+	};
+
 	__overrides__ {
 		cma-256 = <0>,"+0-1-2-3-4";
 		cma-192 = <0>,"-0+1-2-3-4";