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authorSascha Hauer <s.hauer@pengutronix.de>2015-07-08 14:44:21 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2015-07-08 14:44:21 +0200
commit87360e3dd42bb627a9f2611f961728c0789e1c21 (patch)
treeafefc88c862d9feafb0cdb075badeb8d32d8efd2 /dts/Bindings/sound/tas2552.txt
parent80936d6aaeea1b10ce4eb81c54eece2f55f8e209 (diff)
downloadbarebox-87360e3dd42bb627a9f2611f961728c0789e1c21.tar.gz
barebox-87360e3dd42bb627a9f2611f961728c0789e1c21.tar.xz
dts: update to v4.2-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/sound/tas2552.txt')
-rw-r--r--dts/Bindings/sound/tas2552.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/dts/Bindings/sound/tas2552.txt b/dts/Bindings/sound/tas2552.txt
index 55e2a0af56..c49992c0b6 100644
--- a/dts/Bindings/sound/tas2552.txt
+++ b/dts/Bindings/sound/tas2552.txt
@@ -14,6 +14,12 @@ Required properties:
Optional properties:
- enable-gpio - gpio pin to enable/disable the device
+tas2552 can receive it's reference clock via MCLK, BCLK, IVCLKIN pin or use the
+internal 1.8MHz. This CLKIN is used by the PLL. In addition to PLL, the PDM
+reference clock is also selectable: PLL, IVCLKIN, BCLK or MCLK.
+For system integration the dt-bindings/sound/tas2552.h header file provides
+defined values to selct and configure the PLL and PDM reference clocks.
+
Example:
tas2552: tas2552@41 {