From: Martin Sperl <kernel@xxxxxxxxxxxxxxxx>
The bcm2835-i2s driver has been updated to use the new clock framework
for the bcm2835 SOC.
This patch documents the required changes to the bindings.
Signed-off-by: Martin Sperl <kernel@xxxxxxxxxxxxxxxx>
---
Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt b/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt
index 65783de..b331f26 100644
--- a/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt
+++ b/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt
@@ -4,11 +4,10 @@ Required properties:
- compatible: "brcm,bcm2835-i2s"
- reg: A list of base address and size entries:
* The first entry should cover the PCM registers
- * The second entry should cover the PCM clock registers
+- clocks: the (PCM) clock to use
- dmas: List of DMA controller phandle and DMA request line ordered pairs.
- dma-names: Identifier string for each DMA request line in the dmas property.
These strings correspond 1:1 with the ordered pairs in dmas.
-
One of the DMA channels will be responsible for transmission (should be
named "tx") and one for reception (should be named "rx").
@@ -16,8 +15,8 @@ Example:
bcm2835_i2s: i2s@7e203000 {
compatible = "brcm,bcm2835-i2s";
- reg = <0x7e203000 0x20>,
- <0x7e101098 0x02>;
+ reg = <0x7e203000 0x24>;
+ clocks = <&clocks BCM2835_CLOCK_PCM>;
dmas = <&dma 2>,
<&dma 3>;
--
1.7.10.4
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