difos/target/linux/bcm27xx/patches-6.12/950-0395-dt-bindings-PCI-brcmstb-add-optional-property-brcm-t.patch
Álvaro Fernández Rojas 8f9e91ad03 bcm27xx: add 6.12 patches from RPi repo
These patches were generated from:
https://github.com/raspberrypi/linux/commits/rpi-6.12.y
With the following command:
git format-patch -N v6.12.27..HEAD
(HEAD -> 8d3206ee456a5ecdf9ddbfd8e5e231e4f0cd716e)

Exceptions:
- (def)configs patches
- github workflows patches
- applied & reverted patches
- readme patches
- wireless patches

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2025-05-21 11:32:18 +02:00

32 lines
1.1 KiB
Diff

From 3764afceec0a490b66fc1ce756929d257153b49c Mon Sep 17 00:00:00 2001
From: Jonathan Bell <jonathan@raspberrypi.com>
Date: Wed, 20 Sep 2023 10:04:15 +0100
Subject: [PATCH] dt-bindings: PCI: brcmstb: add optional property -
"brcm,tperst-clk-ms"
This property can be used to delay deassertion of external fundamental
reset, which may be useful for endpoints that require an extended time for
internal setup to complete.
Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
---
Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml | 8 ++++++++
1 file changed, 8 insertions(+)
--- a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml
@@ -104,6 +104,14 @@ properties:
minItems: 1
maxItems: 3
+ brcm,tperst-clk-ms:
+ category: optional
+ type: int
+ description: u32 giving the number of milliseconds to extend
+ the time between internal release of fundamental reset and
+ the deassertion of the external PERST# pin. This has the
+ effect of increasing the Tperst_clk phase of link init.
+
required:
- compatible
- reg