linux-pci.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH 1/2] pci: ftpci100: add clock bindings
@ 2017-05-15 17:23 Linus Walleij
  2017-05-19  1:37 ` Rob Herring
  2017-05-23 20:40 ` Bjorn Helgaas
  0 siblings, 2 replies; 3+ messages in thread
From: Linus Walleij @ 2017-05-15 17:23 UTC (permalink / raw)
  To: Kishon Vijay Abraham I, Bjorn Helgaas
  Cc: linux-pci, Linus Walleij, devicetree

The Faraday FTPCI100 controller has two clock ports, PCLK and PCICLK.
We add bindings for these two clocks so we can assign them in the device
tree.

Cc: devicetree@vger.kernel.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
 Documentation/devicetree/bindings/pci/faraday,ftpci100.txt | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/faraday,ftpci100.txt b/Documentation/devicetree/bindings/pci/faraday,ftpci100.txt
index 35d4a979bb7b..89a84f8aa621 100644
--- a/Documentation/devicetree/bindings/pci/faraday,ftpci100.txt
+++ b/Documentation/devicetree/bindings/pci/faraday,ftpci100.txt
@@ -30,6 +30,13 @@ Mandatory properties:
   128MB, 256MB, 512MB, 1GB or 2GB in size. The memory should be marked as
   pre-fetchable.
 
+Optional properties:
+- clocks: when present, this should contain the peripheral clock (PCLK) and the
+  PCI clock (PCICLK). If these are not present, they are assumed to be
+  hard-wired enabled and always on. The PCI clock will be 33 or 66 MHz.
+- clock-names: when present, this should contain "PCLK" for the peripheral
+  clock and "PCICLK" for the PCI-side clock.
+
 Mandatory subnodes:
 - For "faraday,ftpci100" a node representing the interrupt-controller inside the
   host bridge is mandatory. It has the following mandatory properties:
-- 
2.9.3

^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2017-05-23 20:40 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-05-15 17:23 [PATCH 1/2] pci: ftpci100: add clock bindings Linus Walleij
2017-05-19  1:37 ` Rob Herring
2017-05-23 20:40 ` Bjorn Helgaas

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).