[PATCH 10/17] ASoC: Tegra DAS: Add device tree binding
From: Stephen Warren <hidden>
Date: 2011-11-23 01:21:18
Also in:
alsa-devel, linux-arm-kernel, linux-devicetree
Subsystem:
open firmware and flattened device tree bindings, sound, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Jaroslav Kysela, Takashi Iwai, Liam Girdwood, Mark Brown, Linus Torvalds
Possibly related (same subject, not in this thread)
- 2011-11-23 · Re: [PATCH 10/17] ASoC: Tegra DAS: Add device tree binding · Mark Brown <hidden>
Signed-off-by: Stephen Warren <redacted> --- .../devicetree/bindings/sound/tegra20-das.txt | 12 ++++++++++++ sound/soc/tegra/tegra_das.c | 8 ++++++++ 2 files changed, 20 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/sound/tegra20-das.txt
diff --git a/Documentation/devicetree/bindings/sound/tegra20-das.txt b/Documentation/devicetree/bindings/sound/tegra20-das.txt
new file mode 100644
index 0000000..6de3a7e
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/tegra20-das.txt@@ -0,0 +1,12 @@ +NVIDIA Tegra 20 DAS (Digital Audio Switch) controller + +Required properties: +- compatible : "nvidia,tegra20-das" +- reg : Should contain DAS registers location and length + +Example: + +das@70000c00 { + compatible = "nvidia,tegra20-das"; + reg = <0x70000c00 0x80>; +};
diff --git a/sound/soc/tegra/tegra_das.c b/sound/soc/tegra/tegra_das.c
index fa3a442..5b82b4e 100644
--- a/sound/soc/tegra/tegra_das.c
+++ b/sound/soc/tegra/tegra_das.c@@ -225,11 +225,18 @@ static int __devexit tegra_das_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id tegra_das_of_match[] __devinitconst = { + { .compatible = "nvidia,tegra20-das", }, + {}, +}; + static struct platform_driver tegra_das_driver = { .probe = tegra_das_probe, .remove = __devexit_p(tegra_das_remove), .driver = { .name = DRV_NAME, + .owner = THIS_MODULE, + .of_match_table = tegra_das_of_match, }, }; module_platform_driver(tegra_das_driver);
@@ -238,3 +245,4 @@ MODULE_AUTHOR("Stephen Warren <swarren-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>"); MODULE_DESCRIPTION("Tegra DAS driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:" DRV_NAME); +MODULE_DEVICE_TABLE(of, tegra_das_of_match);
--
1.7.0.4