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From: Peter Geis <pgwipeout@gmail.com>
To: linux-rockchip@lists.infradead.org,
	Bjorn Helgaas <bhelgaas@google.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Heiko Stuebner <heiko@sntech.de>,
	Shawn Lin <shawn.lin@rock-chips.com>,
	Simon Xue <xxm@rock-chips.com>
Cc: Peter Geis <pgwipeout@gmail.com>, Marc Zyngier <maz@kernel.org>,
	linux-pci@vger.kernel.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, Rob Herring <robh@kernel.org>
Subject: [PATCH v9 1/5] dt-bindings: PCI: Remove fallback from Rockchip DesignWare binding
Date: Fri, 29 Apr 2022 08:38:27 -0400	[thread overview]
Message-ID: <20220429123832.2376381-2-pgwipeout@gmail.com> (raw)
In-Reply-To: <20220429123832.2376381-1-pgwipeout@gmail.com>

The snps,dw-pcie binds to a standalone driver. It is not fully
compatible with the Rockchip implementation and causes a hang if it
binds to the device.

Remove this binding as a valid fallback.

Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../devicetree/bindings/pci/rockchip-dw-pcie.yaml    | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml b/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
index 142bbe577763..bc0a9d1db750 100644
--- a/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
@@ -19,20 +19,10 @@ description: |+
 allOf:
   - $ref: /schemas/pci/pci-bus.yaml#
 
-# We need a select here so we don't match all nodes with 'snps,dw-pcie'
-select:
-  properties:
-    compatible:
-      contains:
-        const: rockchip,rk3568-pcie
-  required:
-    - compatible
-
 properties:
   compatible:
     items:
       - const: rockchip,rk3568-pcie
-      - const: snps,dw-pcie
 
   reg:
     items:
@@ -110,7 +100,7 @@ examples:
         #size-cells = <2>;
 
         pcie3x2: pcie@fe280000 {
-            compatible = "rockchip,rk3568-pcie", "snps,dw-pcie";
+            compatible = "rockchip,rk3568-pcie";
             reg = <0x3 0xc0800000 0x0 0x390000>,
                   <0x0 0xfe280000 0x0 0x10000>,
                   <0x3 0x80000000 0x0 0x100000>;
-- 
2.25.1


  reply	other threads:[~2022-04-29 12:38 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-29 12:38 [PATCH v9 0/5] Enable rk356x PCIe controller Peter Geis
2022-04-29 12:38 ` Peter Geis [this message]
2022-04-29 12:38 ` [PATCH v9 2/5] PCI: rockchip-dwc: Reset core at driver probe Peter Geis
2022-05-11 13:50   ` Lorenzo Pieralisi
2022-05-11 14:26     ` Peter Geis
2022-05-11 15:00       ` Lorenzo Pieralisi
2022-05-11 15:23         ` Heiko Stübner
2022-04-29 12:38 ` [PATCH v9 3/5] PCI: rockchip-dwc: Add legacy interrupt support Peter Geis
2022-04-29 18:07   ` Marc Zyngier
2022-04-29 12:38 ` [PATCH v9 4/5] arm64: dts: rockchip: Add rk3568 PCIe2x1 controller Peter Geis
2022-05-15 19:17   ` Heiko Stübner
2022-04-29 12:38 ` [PATCH v9 5/5] arm64: dts: rockchip: Enable PCIe controller on quartz64-a Peter Geis
2022-05-10 21:11 ` [PATCH v9 0/5] Enable rk356x PCIe controller Peter Geis
2022-05-10 21:15   ` Heiko Stübner
2022-05-11 15:15 ` (subset) " Lorenzo Pieralisi
2022-05-15 19:47 ` Heiko Stuebner

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