Re: [4/4] arm64: dts: qcom: sc7280: Add clocks for QOS configuration

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On 1/22/24 18:43, Dmitry Baryshkov wrote:
On Mon, 22 Jan 2024 at 16:39, Odelu Kukatla <quic_okukatla@xxxxxxxxxxx> wrote:

Add clock handles for required clocks to be enabled for
configuring QoS on sc7280.

Change-Id: I58991300ff1d8d2865763d4e79ee81c03586249e
Signed-off-by: Odelu Kukatla <quic_okukatla@xxxxxxxxxxx>
---
  arch/arm64/boot/dts/qcom/sc7280.dtsi | 3 +++
  1 file changed, 3 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 83b5b76ba179..73acf1bd0f97 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -2099,6 +2099,8 @@
                         reg = <0 0x016e0000 0 0x1c080>;
                         #interconnect-cells = <2>;
                         qcom,bcm-voters = <&apps_bcm_voter>;
+                       clocks = <&gcc GCC_AGGRE_UFS_PHY_AXI_CLK>,
+                               <&gcc GCC_AGGRE_USB3_PRIM_AXI_CLK>;
                 };

                 aggre2_noc: interconnect@1700000 {
@@ -2106,6 +2108,7 @@
                         compatible = "qcom,sc7280-aggre2-noc";
                         #interconnect-cells = <2>;
                         qcom,bcm-voters = <&apps_bcm_voter>;
+                       clocks = <&rpmhcc RPMH_IPA_CLK>;

Is there any reason to write QoS for the IPA before the IPA starts
poking around? The same question applies to aggre1 NoC.

Yes, as the NIUs require a clock source which may or may not be
the peripheral's clock

Konrad




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