ASoC: stm32: sai: fix DT example

Correct the device tree example.

Signed-off-by: olivier moysan <olivier.moysan@st.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/Documentation/devicetree/bindings/sound/st,stm32-sai.txt b/Documentation/devicetree/bindings/sound/st,stm32-sai.txt
index c59a3d779e067b9a56feba52962498dfb2e241fc..a0feeed1710ef3064e7b9fab93d715bcbed577e0 100644 (file)
--- a/Documentation/devicetree/bindings/sound/st,stm32-sai.txt
+++ b/Documentation/devicetree/bindings/sound/st,stm32-sai.txt
@@ -36,6 +36,10 @@ SAI subnodes required properties:
   - pinctrl-names: should contain only value "default"
   - pinctrl-0: see Documentation/devicetree/bindings/pinctrl/pinctrl-stm32.txt
 
+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.
+
 Example:
 sound_card {
        compatible = "audio-graph-card";
@@ -46,16 +50,15 @@ sai1: sai1@40015800 {
        compatible = "st,stm32f4-sai";
        #address-cells = <1>;
        #size-cells = <1>;
-       ranges;
+       ranges = <0 0x40015800 0x400>;
        reg = <0x40015800 0x4>;
        clocks = <&rcc 1 CLK_SAIQ_PDIV>, <&rcc 1 CLK_I2SQ_PDIV>;
        clock-names = "x8k", "x11k";
        interrupts = <87>;
 
        sai1b: audio-controller@40015824 {
-               #sound-dai-cells = <0>;
                compatible = "st,stm32-sai-sub-b";
-               reg = <0x40015824 0x1C>;
+               reg = <0x24 0x1C>;
                clocks = <&rcc 1 CLK_SAI2>;
                clock-names = "sai_ck";
                dmas = <&dma2 5 0 0x400 0x0>;
@@ -63,18 +66,10 @@ sai1: sai1@40015800 {
                pinctrl-names = "default";
                pinctrl-0 = <&pinctrl_sai1b>;
 
-               ports {
-                       #address-cells = <1>;
-                       #size-cells = <0>;
-
-                       sai1b_port: port@0 {
-                               reg = <0>;
-                               cpu_endpoint: endpoint {
-                                       remote-endpoint = <&codec_endpoint>;
-                                       audio-graph-card,format = "i2s";
-                                       audio-graph-card,bitclock-master = <&codec_endpoint>;
-                                       audio-graph-card,frame-master = <&codec_endpoint>;
-                               };
+               sai1b_port: port {
+                       cpu_endpoint: endpoint {
+                               remote-endpoint = <&codec_endpoint>;
+                               format = "i2s";
                        };
                };
        };