Device tree support for OMAP4+ McPDM cpu dai driver.
Signed-off-by: Peter Ujfalusi peter.ujfalusi@ti.com --- .../devicetree/bindings/sound/omap-mcpdm.txt | 17 +++++++++++++++++ sound/soc/omap/omap-mcpdm.c | 8 ++++++++ 2 files changed, 25 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/sound/omap-mcpdm.txt
diff --git a/Documentation/devicetree/bindings/sound/omap-mcpdm.txt b/Documentation/devicetree/bindings/sound/omap-mcpdm.txt new file mode 100644 index 0000000..58b0e31 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/omap-mcpdm.txt @@ -0,0 +1,17 @@ +* Texas Instruments OMAP4+ McPDM + +Required properties: +- compatible: "ti,omap4-mcpdm" +- ti,hwmods: Name of the hwmod associated to the McPDM + +Example: + +mcpdm: mcpdm@40132000 { + compatible = "ti,omap4-mcpdm"; + ti,hwmods = "mcpdm"; +}; + +sound { /* ASoC machine dirver */ + ... + dai-link,dai = <&mcpdm>; +}; diff --git a/sound/soc/omap/omap-mcpdm.c b/sound/soc/omap/omap-mcpdm.c index 3970556..59d47ab 100644 --- a/sound/soc/omap/omap-mcpdm.c +++ b/sound/soc/omap/omap-mcpdm.c @@ -33,6 +33,7 @@ #include <linux/irq.h> #include <linux/slab.h> #include <linux/pm_runtime.h> +#include <linux/of_device.h>
#include <sound/core.h> #include <sound/pcm.h> @@ -507,10 +508,17 @@ static int __devexit asoc_mcpdm_remove(struct platform_device *pdev) return 0; }
+static const struct of_device_id omap_mcpdm_of_match[] = { + { .compatible = "ti,omap4-mcpdm", }, + { } +}; +MODULE_DEVICE_TABLE(of, omap_mcpdm_of_match); + static struct platform_driver asoc_mcpdm_driver = { .driver = { .name = "omap-mcpdm", .owner = THIS_MODULE, + .of_match_table = omap_mcpdm_of_match, },
.probe = asoc_mcpdm_probe,