| From 1a051bef6c63f6871edd8d87e969460f073820a7 Mon Sep 17 00:00:00 2001 |
| From: Arunachalam Ganapathy <arunachalam.ganapathy@arm.com> |
| Date: Wed, 27 Apr 2022 18:15:47 +0100 |
| Subject: [PATCH 7/7] fix(plat/tc): disable smmu |
| |
| Reserve static shared-dma-pool below 4GB. This removes dependency on |
| SMMU driver. As there are stability issues in SMMU driver, it is |
| disabled. This change is temporary and will be reverted upon proper |
| fix and testing. |
| |
| Signed-off-by: Arunachalam Ganapathy <arunachalam.ganapathy@arm.com> |
| Change-Id: I6b1b4c2a0acdf62df8c26007c7ca596774e13710 |
| Upstream-Status: Pending [Not submitted to upstream yet] |
| --- |
| fdts/tc.dts | 16 +++------------- |
| 1 file changed, 3 insertions(+), 13 deletions(-) |
| |
| diff --git a/fdts/tc.dts b/fdts/tc.dts |
| index dc86958bf..fbae3e3e8 100644 |
| --- a/fdts/tc.dts |
| +++ b/fdts/tc.dts |
| @@ -209,12 +209,12 @@ |
| linux,cma { |
| compatible = "shared-dma-pool"; |
| reusable; |
| - size = <0x0 0x8000000>; |
| + reg = <0x0 0xf1000000 0x0 0x8000000>; |
| linux,cma-default; |
| }; |
| |
| - optee@0xf8e00000 { |
| - reg = <0x00000000 0xf8e00000 0 0x00200000>; |
| + optee@0xf0e00000 { |
| + reg = <0x0 0xf0e00000 0 0x00200000>; |
| no-map; |
| }; |
| }; |
| @@ -460,13 +460,6 @@ |
| >; |
| }; |
| |
| - smmu: smmu@2ce00000 { |
| - #iommu-cells = <1>; |
| - compatible = "arm,smmu-v3"; |
| - reg = <0x0 0x2ce00000 0x0 0x20000>; |
| - status = "okay"; |
| - }; |
| - |
| dp0: display@2cc00000 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| @@ -476,9 +469,6 @@ |
| interrupt-names = "DPU"; |
| clocks = <&scmi_clk 0>; |
| clock-names = "aclk"; |
| - iommus = <&smmu 0>, <&smmu 1>, <&smmu 2>, <&smmu 3>, |
| - <&smmu 4>, <&smmu 5>, <&smmu 6>, <&smmu 7>, |
| - <&smmu 8>, <&smmu 9>; |
| pl0: pipeline@0 { |
| reg = <0>; |
| clocks = <&scmi_clk 1>; |
| -- |
| 2.30.2 |
| |