linux-kernel - [PATCH] dt-bindings: PCI: qcom: Fix register maps items and add 3.3V supply

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Date: Tue, 04 Jun 2024 19:05:12 +0300
From: Abel Vesa <abel.vesa@...aro.org>
To: Bjorn Helgaas <bhelgaas@...gle.com>, 
 Lorenzo Pieralisi <lpieralisi@...nel.org>, 
 Krzysztof Wilczyński <kw@...ux.com>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Bjorn Andersson <andersson@...nel.org>, 
 Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc: Krzysztof Wilczyński <kwilczynski@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, 
 linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Abel Vesa <abel.vesa@...aro.org>
Subject: [PATCH] dt-bindings: PCI: qcom: Fix register maps items and add
 3.3V supply

All PCIe controllers found on X1E80100 have MHI register region and
VDDPE supplies. Add them to the schema as well.

Fixes: 692eadd51698 ("dt-bindings: PCI: qcom: Document the X1E80100 PCIe Controller")
Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
---
This patchset fixes the following warning:
https://lore.kernel.org/all/171751454535.785265.18156799252281879515.robh@kernel.org/

Also fixes a MHI reg region warning that will be triggered by the following patch:
https://lore.kernel.org/all/20240604-x1e80100-dts-fixes-pcie6a-v2-1-0b4d8c6256e5@linaro.org/
---
 Documentation/devicetree/bindings/pci/qcom,pcie-x1e80100.yaml | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-x1e80100.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-x1e80100.yaml
index 1074310a8e7a..7ceba32c4cf9 100644
--- a/Documentation/devicetree/bindings/pci/qcom,pcie-x1e80100.yaml
+++ b/Documentation/devicetree/bindings/pci/qcom,pcie-x1e80100.yaml
@@ -19,11 +19,10 @@ properties:
     const: qcom,pcie-x1e80100
 
   reg:
-    minItems: 5
+    minItems: 6
     maxItems: 6
 
   reg-names:
-    minItems: 5
     items:
       - const: parf # Qualcomm specific registers
       - const: dbi # DesignWare PCIe registers
@@ -71,6 +70,9 @@ properties:
       - const: pci # PCIe core reset
       - const: link_down # PCIe link down reset
 
+  vddpe-3v3-supply:
+    description: A phandle to the PCIe endpoint power supply
+
 allOf:
   - $ref: qcom,pcie-common.yaml#
 

---
base-commit: d97496ca23a2d4ee80b7302849404859d9058bcd
change-id: 20240604-x1e80100-pci-bindings-fix-196925d15260

Best regards,
-- 
Abel Vesa <abel.vesa@...aro.org>