From 205f98feacc0b19bb6426bd96bedbbeafa1e9d65 Mon Sep 17 00:00:00 2001
From: Jianqun Xu <jay.xu@rock-chips.com>
Date: Mon, 14 Dec 2020 10:14:10 +0800
Subject: [PATCH] arm64: dts: rockchip: rk3568-linux: add swiotlb=1

Force TLB size

Change-Id: I806f80aecbd64d85d618ea094d3b656663c9d4e8
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
---
 arch/arm64/boot/dts/rockchip/rk3568-linux.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-linux.dtsi b/arch/arm64/boot/dts/rockchip/rk3568-linux.dtsi
index e09aac293d24..dd63a22c5bdf 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-linux.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3568-linux.dtsi
@@ -6,7 +6,7 @@
 
 / {
 	chosen: chosen {
-		bootargs = "earlycon=uart8250,mmio32,0xfe660000 console=ttyFIQ0 root=PARTUUID=614e0000-0000 rw rootwait";
+		bootargs = "earlycon=uart8250,mmio32,0xfe660000 swiotlb=1 console=ttyFIQ0 root=PARTUUID=614e0000-0000 rw rootwait";
 	};
 
 	fiq-debugger {