From: Jenishkumar Maheshbhai Patel <jpatel2@marvell.com>
To: <lpieralisi@kernel.org>, <thomas.petazzoni@bootlin.com>,
<kw@linux.com>, <manivannan.sadhasivam@linaro.org>,
<robh@kernel.org>, <bhelgaas@google.com>,
<linux-pci@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>
Cc: <salee@marvell.com>, <dingwei@marvell.com>,
Jenishkumar Maheshbhai Patel <jpatel2@marvell.com>
Subject: [PATCH 1/1] dt-bindings: pci: armada: add system controller and MAC reset bit
Date: Mon, 11 Nov 2024 22:52:29 -0800 [thread overview]
Message-ID: <20241112065229.753466-1-jpatel2@marvell.com> (raw)
Adding Armada 7K/8K controller bindings optional system-controller
and mac-reset-bit-mask needed for linkdown procedure.
Signed-off-by: Jenishkumar Maheshbhai Patel <jpatel2@marvell.com>
---
Documentation/devicetree/bindings/pci/pci-armada8k.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/pci/pci-armada8k.txt b/Documentation/devicetree/bindings/pci/pci-armada8k.txt
index ff25a134befa..a177b971a9a0 100644
--- a/Documentation/devicetree/bindings/pci/pci-armada8k.txt
+++ b/Documentation/devicetree/bindings/pci/pci-armada8k.txt
@@ -24,6 +24,10 @@ Optional properties:
- phy-names: names of the PHYs corresponding to the number of lanes.
Must be "cp0-pcie0-x4-lane0-phy", "cp0-pcie0-x4-lane1-phy" for
2 PHYs.
+- marvell,system-controller: address of system controller needed
+ in order to reset MAC used by link-down handle
+- marvell,mac-reset-bit-mask: MAC reset bit of system controller
+ needed in order to reset MAC used by link-down handle
Example:
@@ -45,4 +49,6 @@ Example:
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
num-lanes = <1>;
clocks = <&cpm_syscon0 1 13>;
+ marvell,system-controller = <&CP11X_LABEL(syscon0)>;
+ marvell,mac-reset-bit-mask = <CP11X_PCIEx_MAC_RESET_BIT_MASK(1)>;
};
--
2.25.1
next reply other threads:[~2024-11-12 6:59 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-12 6:52 Jenishkumar Maheshbhai Patel [this message]
2024-11-12 7:59 ` Manivannan Sadhasivam
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