linux-kernel - [PATCH 2/3] arm64: dts: rockchip: add power domain to iommu rk3399

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Date:   Sun,  6 Jan 2019 01:48:36 +0800
From:   Randy Li <ayaka@...lik.info>
To:     linux-rockchip@...ts.infradead.org
Cc:     Randy Li <ayaka@...lik.info>, mturquette@...libre.com,
        sboyd@...nel.org, heiko@...ech.de,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        ulf.hansson@...aro.org, zhangqing@...k-chips.com,
        geert+renesas@...der.be
Subject: [PATCH 2/3] arm64: dts: rockchip: add power domain to iommu rk3399

IOMMU device won't work without power unless PMU
can't turn it off.

Signed-off-by: Randy Li <ayaka@...lik.info>
---
 arch/arm64/boot/dts/rockchip/rk3399.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 6cc1c9fa4ea6..b22b2e40422b 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -1263,6 +1263,7 @@
 		clock-names = "aclk", "iface";
 		#iommu-cells = <0>;
 		power-domains = <&power RK3399_PD_VCODEC>;
+		status = "disabled";
 	};
 
 	vdec_mmu: iommu@...60480 {
@@ -1273,6 +1274,7 @@
 		clocks = <&cru ACLK_VDU>, <&cru HCLK_VDU>;
 		clock-names = "aclk", "iface";
 		#iommu-cells = <0>;
+		power-domains = <&power RK3399_PD_VDU>;
 		status = "disabled";
 	};
 
-- 
2.20.1