SAI sync property must be described in SAI subnodes section, as it is a property of child node. This patch fixes commit 14f0e5f8d97e632695d92f41f2e91d10d8005d47 "ASoC: stm32: Add synchronization to SAI bindings".
Signed-off-by: Olivier Moysan olivier.moysan@st.com --- Documentation/devicetree/bindings/sound/st,stm32-sai.txt | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/Documentation/devicetree/bindings/sound/st,stm32-sai.txt b/Documentation/devicetree/bindings/sound/st,stm32-sai.txt index 1f9cd70..b1acc1a 100644 --- a/Documentation/devicetree/bindings/sound/st,stm32-sai.txt +++ b/Documentation/devicetree/bindings/sound/st,stm32-sai.txt @@ -20,11 +20,6 @@ Required properties:
Optional properties: - resets: Reference to a reset controller asserting the SAI - - st,sync: specify synchronization mode. - By default SAI sub-block is in asynchronous mode. - This property sets SAI sub-block as slave of another SAI sub-block. - Must contain the phandle and index of the sai sub-block providing - the synchronization.
SAI subnodes: Two subnodes corresponding to SAI sub-block instances A et B can be defined. @@ -44,6 +39,13 @@ SAI subnodes required properties: - pinctrl-names: should contain only value "default" - pinctrl-0: see Documentation/devicetree/bindings/pinctrl/pinctrl-stm32.txt
+SAI subnodes Optional properties: + - st,sync: specify synchronization mode. + By default SAI sub-block is in asynchronous mode. + This property sets SAI sub-block as slave of another SAI sub-block. + Must contain the phandle and index of the sai sub-block providing + the synchronization. + The device node should contain one 'port' child node with one child 'endpoint' node, according to the bindings defined in Documentation/devicetree/bindings/ graph.txt.