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Date: Wed, 29 May 2019 13:10:04 -0500
From: Eddie James <eajames@...ux.ibm.com>
To: linux-aspeed@...ts.ozlabs.org
Cc: linux-kernel@...r.kernel.org, arnd@...db.de, robh+dt@...nel.org,
mark.rutland@....com, devicetree@...r.kernel.org, joel@....id.au,
andrew@...id.au, Eddie James <eajames@...ux.ibm.com>
Subject: [PATCH v3 4/8] Documentation: ABI: Add aspeed-xdma sysfs documentation
Document the pcidev sysfs attribute used by the aspeed-xdma driver.
Signed-off-by: Eddie James <eajames@...ux.ibm.com>
---
Documentation/ABI/testing/sysfs-devices-platform-aspeed-xdma | 11 +++++++++++
1 file changed, 11 insertions(+)
create mode 100644 Documentation/ABI/testing/sysfs-devices-platform-aspeed-xdma
diff --git a/Documentation/ABI/testing/sysfs-devices-platform-aspeed-xdma b/Documentation/ABI/testing/sysfs-devices-platform-aspeed-xdma
new file mode 100644
index 0000000..27189bbd
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-devices-platform-aspeed-xdma
@@ -0,0 +1,11 @@
+What: /sys/bus/platform/devices/1e6e7000.xdma/pcidev
+Date: May 2019
+KernelVersion: 5.2
+Contact: Eddie James <eajames@...ux.ibm.com>
+Description: When written, this file sets the PCI device that will be used
+ for DMA operations by the XDMA engine. When read, it provides
+ the current PCI device being used by the XDMA engine.
+ Valid values: vga or bmc.
+ Default vga, can be set by aspeed-xdma.pcidev= module
+ parameter.
+Users: aspeed-xdma driver
--
1.8.3.1
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