MDSS, aside from the MDP-MEM path, also requires the CPU-DISP_CFG one.
Failing to provide it may result in register accesses failing and that's
never good.
Add the missing path.
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sc7180.dtsi | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 11f353d416b4..9664e42faeb1 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -3100,8 +3100,12 @@ mdss: display-subsystem@ae00000 {
interrupt-controller;
#interrupt-cells = <1>;
- interconnects = <&mmss_noc MASTER_MDP0 0 &mc_virt SLAVE_EBI1 0>;
- interconnect-names = "mdp0-mem";
+ interconnects = <&mmss_noc MASTER_MDP0 QCOM_ICC_TAG_ALWAYS
+ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
+ <&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ALWAYS
+ &config_noc SLAVE_DISPLAY_CFG QCOM_ICC_TAG_ALWAYS>;
+ interconnect-names = "mdp0-mem",
+ "cpu-cfg";
iommus = <&apps_smmu 0x800 0x2>;
--
2.43.0
