1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
From 798d52c9330ffe497b55f3cecb67e47751b9c214 Mon Sep 17 00:00:00 2001
From: David Lambert <dlambert@ti.com>
Date: Sat, 12 Feb 2011 22:35:03 -0600
Subject: [PATCH 10/60] OMAP: DMIC: Add omap_device for DMIC
commit c21835e57504068e82f2f56365fae997ceabe135 upstream
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>
Integrated-by: Jingdong Lu <jingdong.lu@windriver.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 28c4e52..b7f9d66 100644
--- a/arch/arm/plat-omap/devices.c
+++ b/arch/arm/plat-omap/devices.c
@@ -79,6 +79,40 @@ void omap_mcbsp_register_board_cfg(struct resource *res, int res_count,
/*-------------------------------------------------------------------------*/
+#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)
@@ -351,6 +385,7 @@ static int __init omap_init_devices(void)
* in alphabetical order so they're easier to sort through.
*/
omap_init_rng();
+ omap_init_dmic();
omap_init_mcpdm();
omap_init_aess();
omap_init_uwire();
--
1.7.4.1
|
