omap 32k counter/timer driver has been migrated to the
standard platform_driver, so platform hookup is required
to bind the driver,
- omap1: Register platform_device for cpu_is_omap16xx()
- omap2/3/4: Use hwmod database lookup mechanism to build the
platform_device
Signed-off-by: Vaibhav Hiremath <hvaibhav@xxxxxx>
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
Cc: Benoit Cousson <b-cousson@xxxxxx>
Cc: Tony Lindgren <tony@xxxxxxxxxxx>
Cc: Paul Walmsley <paul@xxxxxxxxx>
Cc: Kevin Hilman <khilman@xxxxxx>
---
arch/arm/mach-omap1/devices.c | 24 ++++++++++++++++++++++++
arch/arm/mach-omap2/devices.c | 25 +++++++++++++++++++++++++
2 files changed, 49 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c
index 1d76a63..c7e99b3 100644
--- a/arch/arm/mach-omap1/devices.c
+++ b/arch/arm/mach-omap1/devices.c
@@ -34,6 +34,29 @@
/*-------------------------------------------------------------------------*/
+#define OMAP16XX_TIMER_32K_BASE 0xfffbc400
+
+static struct resource omap_32k_resources[] = {
+ {
+ .start = OMAP16XX_TIMER_32K_BASE,
+ .end = SZ_4K,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device omap_32k_device = {
+ .name = "omap-counter-32k",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(omap_32k_resources),
+ .resource = omap_32k_resources,
+};
+
+static void omap_init_32k(void)
+{
+ if (cpu_is_omap16xx())
+ (void) platform_device_register(&omap_32k_device);
+};
+
#if defined(CONFIG_RTC_DRV_OMAP) || defined(CONFIG_RTC_DRV_OMAP_MODULE)
#define OMAP_RTC_BASE 0xfffb4800
@@ -301,6 +324,7 @@ static int __init omap1_init_devices(void)
* in alphabetical order so they're easier to sort through.
*/
+ omap_init_32k();
omap_init_mbox();
omap_init_rtc();
omap_init_spi100k();
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 35d5dff..fee14d6 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -105,6 +105,30 @@ static int __init omap4_l3_init(void)
}
postcore_initcall(omap4_l3_init);
+static int __init omap_init_32k(void)
+{
+ int id = -1;
+ struct omap_hwmod *oh;
+ struct omap_device *od;
+ const char *oh_name = "counter_32k";
+ const char *dev_name = "omap-counter-32k";
+
+ if (!cpu_class_is_omap2())
+ return -ENODEV;
+
+ oh = omap_hwmod_lookup(oh_name);
+ if (!oh) {
+ pr_err("Could not lookup %s hwmod\n", oh_name);
+ return -ENODEV;
+ }
+
+ od = omap_device_build(dev_name, id, oh, NULL, 0, NULL, 0, 0);
+ WARN(IS_ERR(od), "Can't build omap device for %s:%s.\n",
+ dev_name, oh->name);
+
+ return 0;
+};
+
#if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
static struct resource omap2cam_resources[] = {
@@ -700,6 +724,7 @@ static int __init omap2_init_devices(void)
* please keep these calls, and their implementations above,
* in alphabetical order so they're easier to sort through.
*/
+ omap_init_32k();
omap_init_audio();
omap_init_mcpdm();
omap_init_dmic();
--
1.7.0.4
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