This code is used to read the HWMOD database and initialize
the DMIC driver.
Signed-off-by: David Lambert <dlamb...@ti.com>
---
arch/arm/plat-omap/devices.c | 35 +++++++++++++++++++++++++++++++++++
1 files changed, 35 insertions(+), 0 deletions(-)
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index fc81912..b347f75 100644
--- a/arch/arm/plat-omap/devices.c
+++ b/arch/arm/plat-omap/devices.c
@@ -72,6 +72,40 @@ void omap_mcbsp_register_board_cfg(struct
omap_mcbsp_platform_data *config,
/*-------------------------------------------------------------------------*/
+#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("omap-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)
@@ -328,6 +362,7 @@ static int __init omap_init_devices(void)
/* please keep these calls, and their implementations above,
* in alphabetical order so they're easier to sort through.
*/
+ omap_init_dmic();
omap_init_rng();
omap_init_mcpdm();
omap_init_uwire();
--
1.7.0.4
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