The kirkwood pcm/dma driver is used without DT in the Kirkwood machine.
This patch adds a DT compatible definition for use in other Marvell
machines as the Armada 88AP510 (Dove).
Signed-off-by: Jean-Francois Moine <moin...@free.fr>
---
Documentation/devicetree/bindings/sound/kirkwood-dma.txt | 11 +++++++++++
sound/soc/kirkwood/kirkwood-dma.c | 11 +++++++++++
2 files changed, 22 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/kirkwood-dma.txt
b/Documentation/devicetree/bindings/sound/kirkwood-dma.txt
new file mode 100644
index 0000000..9dd2989
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/kirkwood-dma.txt
@@ -0,0 +1,11 @@
+* mvebu (Kirkwood, Dove, Armada 370) PCM/DMA controller
+
+Required properties:
+
+- compatible: "marvell,mvebu-pcm-audio"
+
+Example:
+
+pcm: pcm {
+ compatible = "marvell,mvebu-pcm-audio";
+};
diff --git a/sound/soc/kirkwood/kirkwood-dma.c
b/sound/soc/kirkwood/kirkwood-dma.c
index a9f1453..b91045a 100644
--- a/sound/soc/kirkwood/kirkwood-dma.c
+++ b/sound/soc/kirkwood/kirkwood-dma.c
@@ -19,6 +19,8 @@
#include <linux/dma-mapping.h>
#include <linux/mbus.h>
#include <sound/soc.h>
+#include <linux/of.h>
+
#include "kirkwood.h"
#define KIRKWOOD_RATES \
@@ -383,10 +385,19 @@ static int kirkwood_soc_platform_remove(struct
platform_device *pdev)
return 0;
}
+#ifdef CONFIG_OF
+static struct of_device_id kirkwood_pcm_of_match[] = {
+ { .compatible = "marvell,mvebu-pcm-audio" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, kirkwood_pcm_of_match);
+#endif
+
static struct platform_driver kirkwood_pcm_driver = {
.driver = {
.name = "kirkwood-pcm-audio",
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(kirkwood_pcm_of_match),
},
.probe = kirkwood_soc_platform_probe,
--
Ken ar c'hentañ | ** Breizh ha Linux atav! **
Jef | http://moinejf.free.fr/
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