* [PATCH 4/5] dt-bindings: PCI: brcmstb: New prop 'brcm,aspm-en-l0s'
[not found] <20200430185522.4116-1-james.quinlan@broadcom.com>
@ 2020-04-30 18:55 ` Jim Quinlan
2020-04-30 19:20 ` Florian Fainelli
0 siblings, 1 reply; 2+ messages in thread
From: Jim Quinlan @ 2020-04-30 18:55 UTC (permalink / raw)
To: james.quinlan
Cc: Jim Quinlan, Florian Fainelli,
maintainer:BROADCOM BCM7XXX ARM ARCHITECTURE,
Nicolas Saenz Julienne, Bjorn Helgaas, Rob Herring,
moderated list:BROADCOM BCM7XXX ARM ARCHITECTURE,
moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE,
open list:PCI SUBSYSTEM,
open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
open list
From: Jim Quinlan <jquinlan@broadcom.com>
For various reasons, the L0s component of ASPM is intentionally
disabled. Specifying the 'brcm,aspm-en-l0s' property enables it.
Signed-off-by: Jim Quinlan <jquinlan@broadcom.com>
---
Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml
index 77d3e81a437b..b3e43597b89c 100644
--- a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml
@@ -56,6 +56,10 @@ properties:
description: Indicates usage of spread-spectrum clocking.
type: boolean
+ brcm,aspm-en-l0s:
+ description: Enables ASPM L0s savings; off by default.
+ type: boolean
+
required:
- reg
- dma-ranges
--
2.17.1
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