From: <bpeled@marvell.com>
To: <thomas.petazzoni@bootlin.com>, <lorenzo.pieralisi@arm.com>,
<bhelgaas@google.com>
Cc: <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-pci@vger.kernel.org>,
<sebastian.hesselbarth@gmail.com>, <gregory.clement@bootlin.com>,
<andrew@lunn.ch>, <robh+dt@kernel.org>, <mw@semihalf.com>,
<jaz@semihalf.com>, <kostap@marvell.com>, <nadavh@marvell.com>,
<stefanc@marvell.com>, <oferh@marvell.com>,
Ben Peled <bpeled@marvell.com>
Subject: [”PATCH” v2 3/5] dt-bindings: pci: add system controller and MAC reset bit to Armada 7K/8K controller bindings
Date: Wed, 14 Apr 2021 16:20:52 +0300 [thread overview]
Message-ID: <1618406454-7953-4-git-send-email-bpeled@marvell.com> (raw)
In-Reply-To: <1618406454-7953-1-git-send-email-bpeled@marvell.com>
From: Ben Peled <bpeled@marvell.com>
Adding optional system-controller and mac-reset-bit-mask
needed for linkdown procedure.
Signed-off-by: Ben Peled <bpeled@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 7a813d0..2696e79 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)>;
};
--
2.7.4
next prev parent reply other threads:[~2021-04-14 13:21 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-14 13:20 [”PATCH” v2 0/5] Asynchronous linkdown recovery bpeled
2021-04-14 13:20 ` [”PATCH” v2 1/5] PCI: armada8k: Disable LTSSM on link down interrupts bpeled
2021-12-09 11:28 ` Pali Rohár
2021-04-14 13:20 ` [”PATCH” v2 2/5] PCI: armada8k: Add link-down handle bpeled
2021-04-17 10:51 ` Pali Rohár
2021-04-14 13:20 ` bpeled [this message]
2021-04-15 21:20 ` [”PATCH” v2 3/5] dt-bindings: pci: add system controller and MAC reset bit to Armada 7K/8K controller bindings Rob Herring
2021-04-14 13:20 ` [”PATCH” v2 4/5] arm64: dts: marvell: add pcie mac reset to pcie bpeled
2021-04-14 13:20 ` [”PATCH” v2 5/5] PCI: armada8k: add device reset to link-down handle bpeled
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