From: Ricardo Neri Date: Wed, 9 May 2012 21:19:14 +0000 (-0700) Subject: ARM: OMAP: devices: Register platform devices for HDMI audio X-Git-Tag: firefly_0821_release~3680^2~2828^2~6^2~9 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5eeec215869cf7533d5180edcdf580a92cf50f66;p=firefly-linux-kernel-4.4.55.git ARM: OMAP: devices: Register platform devices for HDMI audio 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 Signed-off-by: Tony Lindgren --- diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index e4336035c0ea..17dacefaa7ef 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 @@ -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();