commit 8c208e12dcf8643988f7f96684da7112ac6ceaa4
author David Lambert <dlambert@ti.com> Sat Feb 12 22:35:03 2011 -0600
committer Sebastien Guiriec <s-guiriec@ti.com> Sun Jul 24 21:31:56 2011 +0200
tree d0a325721937d06f0766625b3094df993b8023b6
parent c5f15aa6f6110688eebf39abe2d17838fd22a066

OMAP: DMIC: Add omap_device for DMIC

Register DMIC device through omap device model.

Change-Id: Iad42ead4b862d8531abe420ee2fd9d1602d582ce
Signed-off-by: David Lambert <dlambert@ti.com>
Signed-off-by: Misael Lopez Cruz <misael.lopez@ti.com>

arch/arm/plat-omap/devices.c

diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index 2afeda9..53c6bb1 100644
--- a/arch/arm/plat-omap/devices.c
+++ b/arch/arm/plat-omap/devices.c
@@ -75,6 +75,40 @@
 
 /*-------------------------------------------------------------------------*/
 
+#if defined(CONFIG_SND_OMAP_SOC_DMIC) || \
+    defined(CONFIG_SND_OMAP_SOC_DMIC_MODULE)
+
+static struct omap_device_pm_latency omap_dmic_latency[] = {
+	{
+		.deactivate_func = omap_device_idle_hwmods,
+		.activate_func = omap_device_enable_hwmods,
+		.flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
+	},
+};
+
+static void omap_init_dmic(void)
+{
+	struct omap_hwmod *oh;
+	struct omap_device *od;
+
+	oh = omap_hwmod_lookup("dmic");
+	if (!oh) {
+		printk(KERN_ERR "Could not look up dmic hw_mod\n");
+		return;
+	}
+
+	od = omap_device_build("omap-dmic-dai", -1, oh, NULL, 0,
+				omap_dmic_latency,
+				ARRAY_SIZE(omap_dmic_latency), 0);
+	if (IS_ERR(od))
+		printk(KERN_ERR "Could not build omap_device for omap-dmic-dai\n");
+}
+#else
+static inline void omap_init_dmic(void) {}
+#endif
+
+/*-------------------------------------------------------------------------*/
+
 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
 		defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
 
@@ -299,6 +333,7 @@
 	 * in alphabetical order so they're easier to sort through.
 	 */
 	omap_init_rng();
+	omap_init_dmic();
 	omap_init_mcpdm();
 	omap_init_uwire();
 	return 0;