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[2/4] dt-bindings: PCI: qcom,pcie-sm8150: Drop unrelated clocks from PCIe hosts

Message ID 20250521-topic-8150_pcie_drop_clocks-v1-2-3d42e84f6453@oss.qualcomm.com
State New
Headers show
Series Drop unrelated clocks from SM8150/SC8180X PCIe RCs | expand

Commit Message

Konrad Dybcio May 21, 2025, 1:38 p.m. UTC 
From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

The TBU clock belongs to the Translation Buffer Unit, part of the SMMU.
The ref clock is already being driven upstream through some of the
branches.

Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
---
 .../devicetree/bindings/pci/qcom,pcie-sm8150.yaml          | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

Comments

Rob Herring June 5, 2025, 1:34 p.m. UTC | #1 
On Wed, 21 May 2025 15:38:11 +0200, Konrad Dybcio wrote:
> From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
> 
> The TBU clock belongs to the Translation Buffer Unit, part of the SMMU.
> The ref clock is already being driven upstream through some of the
> branches.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
> ---
>  .../devicetree/bindings/pci/qcom,pcie-sm8150.yaml          | 14 ++++----------
>  1 file changed, 4 insertions(+), 10 deletions(-)
> 

Acked-by: Rob Herring (Arm) <robh@kernel.org>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-sm8150.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-sm8150.yaml
index a604f2a79de3b28863a0b8933e6679df4953402c..434448cd816ad4241ade402bbc621efc49646bdd 100644
--- a/Documentation/devicetree/bindings/pci/qcom,pcie-sm8150.yaml
+++ b/Documentation/devicetree/bindings/pci/qcom,pcie-sm8150.yaml
@@ -33,8 +33,8 @@  properties:
       - const: mhi # MHI registers
 
   clocks:
-    minItems: 8
-    maxItems: 8
+    minItems: 6
+    maxItems: 6
 
   clock-names:
     items:
@@ -44,8 +44,6 @@  properties:
       - const: bus_master # Master AXI clock
       - const: bus_slave # Slave AXI clock
       - const: slave_q2a # Slave Q2A clock
-      - const: tbu # PCIe TBU clock
-      - const: ref # REFERENCE clock
 
   interrupts:
     minItems: 8
@@ -111,17 +109,13 @@  examples:
                      <&gcc GCC_PCIE_0_CFG_AHB_CLK>,
                      <&gcc GCC_PCIE_0_MSTR_AXI_CLK>,
                      <&gcc GCC_PCIE_0_SLV_AXI_CLK>,
-                     <&gcc GCC_PCIE_0_SLV_Q2A_AXI_CLK>,
-                     <&gcc GCC_AGGRE_NOC_PCIE_TBU_CLK>,
-                     <&rpmhcc RPMH_CXO_CLK>;
+                     <&gcc GCC_PCIE_0_SLV_Q2A_AXI_CLK>;
             clock-names = "pipe",
                           "aux",
                           "cfg",
                           "bus_master",
                           "bus_slave",
-                          "slave_q2a",
-                          "tbu",
-                          "ref";
+                          "slave_q2a";
 
             interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>,
                          <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>,