diff options
Diffstat (limited to 'Documentation/devicetree/bindings/sound')
-rw-r--r-- | Documentation/devicetree/bindings/sound/imx-audmux.txt | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/Documentation/devicetree/bindings/sound/imx-audmux.txt b/Documentation/devicetree/bindings/sound/imx-audmux.txt index f88a00e54c63..b30a737e209e 100644 --- a/Documentation/devicetree/bindings/sound/imx-audmux.txt +++ b/Documentation/devicetree/bindings/sound/imx-audmux.txt | |||
@@ -1,18 +1,24 @@ | |||
1 | Freescale Digital Audio Mux (AUDMUX) device | 1 | Freescale Digital Audio Mux (AUDMUX) device |
2 | 2 | ||
3 | Required properties: | 3 | Required properties: |
4 | - compatible : "fsl,imx21-audmux" for AUDMUX version firstly used on i.MX21, | 4 | |
5 | or "fsl,imx31-audmux" for the version firstly used on i.MX31. | 5 | - compatible : "fsl,imx21-audmux" for AUDMUX version firstly used |
6 | - reg : Should contain AUDMUX registers location and length | 6 | on i.MX21, or "fsl,imx31-audmux" for the version |
7 | firstly used on i.MX31. | ||
8 | |||
9 | - reg : Should contain AUDMUX registers location and length. | ||
7 | 10 | ||
8 | An initial configuration can be setup using child nodes. | 11 | An initial configuration can be setup using child nodes. |
9 | 12 | ||
10 | Required properties of optional child nodes: | 13 | Required properties of optional child nodes: |
11 | - fsl,audmux-port : Integer of the audmux port that is configured by this | 14 | |
12 | child node. | 15 | - fsl,audmux-port : Integer of the audmux port that is configured by this |
13 | - fsl,port-config : List of configuration options for the specific port. For | 16 | child node. |
14 | imx31-audmux and above, it is a list of tuples <ptcr pdcr>. For | 17 | |
15 | imx21-audmux it is a list of pcr values. | 18 | - fsl,port-config : List of configuration options for the specific port. |
19 | For imx31-audmux and above, it is a list of tuples | ||
20 | <ptcr pdcr>. For imx21-audmux it is a list of pcr | ||
21 | values. | ||
16 | 22 | ||
17 | Example: | 23 | Example: |
18 | 24 | ||