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-rw-r--r--Documentation/powerpc/booting-without-of.txt13
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt
index c3fc9d95503..ee0209a7de3 100644
--- a/Documentation/powerpc/booting-without-of.txt
+++ b/Documentation/powerpc/booting-without-of.txt
@@ -1629,6 +1629,19 @@ platforms are moved over to use the flattened-device-tree model.
- interrupt-parent : the phandle for the interrupt controller that
services interrupts for this device.
- pio-handle : The phandle for the Parallel I/O port configuration.
+ - rx-clock-name: the UCC receive clock source
+ "none": clock source is disabled
+ "brg1" through "brg16": clock source is BRG1-BRG16, respectively
+ "clk1" through "clk24": clock source is CLK1-CLK24, respectively
+ - tx-clock-name: the UCC transmit clock source
+ "none": clock source is disabled
+ "brg1" through "brg16": clock source is BRG1-BRG16, respectively
+ "clk1" through "clk24": clock source is CLK1-CLK24, respectively
+ The following two properties are deprecated. rx-clock has been replaced
+ with rx-clock-name, and tx-clock has been replaced with tx-clock-name.
+ Drivers that currently use the deprecated properties should continue to
+ do so, in order to support older device trees, but they should be updated
+ to check for the new properties first.
- rx-clock : represents the UCC receive clock source.
0x00 : clock source is disabled;
0x1~0x10 : clock source is BRG1~BRG16 respectively;