Add platform registration for the devices HDMI audio support. The
omap-hdmi-audio-dai platform device is to be used by the ASoC HDMI
CPU DAI driver. The omap-hdmi-audio platform device is to be used
by the ASoC HDMI machine driver that links together the ASOC CPU DAI,
ASoC plaform and ASoC codec drivers.

Signed-off-by: Ricardo Neri <[email protected]>
---
 arch/arm/mach-omap2/devices.c |   31 +++++++++++++++++++++++++++++++
 1 files changed, 31 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index e433603..17dacef 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -355,6 +355,36 @@ static void __init omap_init_dmic(void)
 static inline void omap_init_dmic(void) {}
 #endif
 
+#if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
+               defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
+
+static struct platform_device omap_hdmi_audio = {
+       .name   = "omap-hdmi-audio",
+       .id     = -1,
+};
+
+static void __init omap_init_hdmi_audio(void)
+{
+       struct omap_hwmod *oh;
+       struct platform_device *pdev;
+
+       oh = omap_hwmod_lookup("dss_hdmi");
+       if (!oh) {
+               printk(KERN_ERR "Could not look up dss_hdmi hw_mod\n");
+               return;
+       }
+
+       pdev = omap_device_build("omap-hdmi-audio-dai",
+               -1, oh, NULL, 0, NULL, 0, 0);
+       WARN(IS_ERR(pdev),
+            "Can't build omap_device for omap-hdmi-audio-dai.\n");
+
+       platform_device_register(&omap_hdmi_audio);
+}
+#else
+static inline void omap_init_hdmi_audio(void) {}
+#endif
+
 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
 
 #include <plat/mcspi.h>
@@ -704,6 +734,7 @@ static int __init omap2_init_devices(void)
        omap_init_mcpdm();
        omap_init_dmic();
        omap_init_camera();
+       omap_init_hdmi_audio();
        omap_init_mbox();
        omap_init_mcspi();
        omap_init_pmu();
-- 
1.7.5.4

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