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authorKeshava Munegowda <keshava_mgowda@ti.com>2012-07-16 19:01:09 +0530
committerSamuel Ortiz <sameo@linux.intel.com>2012-09-21 23:40:32 +0200
commit4dc2cceb5a85e8792517ea9b7ba334eaae75a10d (patch)
treede0ea537cd5033d663d1615a40e99a0f9f58ee6e /drivers/mfd/omap-usb-host.c
parent16fa3dc75c22f9769d418f19c45e11b118aab2eb (diff)
downloadlinux-4dc2cceb5a85e8792517ea9b7ba334eaae75a10d.tar.gz
mfd: omap-usb-host: Invoke the TLL driver from USB HS core driver
The usbhs driver invokes the enable/disable APIs of the usb tll driver in the runtime resume/suspend callbacks of the runtime get sync and put sync of the usbhs driver. Signed-off-by: Keshava Munegowda <keshava_mgowda@ti.com> Reviewed-by: Partha Basak <parthab@india.ti.com> Acked-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/omap-usb-host.c')
-rw-r--r--drivers/mfd/omap-usb-host.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c
index 41088ecbb2a..8a256dfe6dd 100644
--- a/drivers/mfd/omap-usb-host.c
+++ b/drivers/mfd/omap-usb-host.c
@@ -21,7 +21,6 @@
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/delay.h>
-#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/dma-mapping.h>
#include <linux/spinlock.h>
@@ -436,6 +435,7 @@ static int usbhs_runtime_resume(struct device *dev)
return -ENODEV;
}
+ omap_tll_enable();
spin_lock_irqsave(&omap->lock, flags);
if (omap->ehci_logic_fck && !IS_ERR(omap->ehci_logic_fck))
@@ -487,6 +487,7 @@ static int usbhs_runtime_suspend(struct device *dev)
clk_disable(omap->ehci_logic_fck);
spin_unlock_irqrestore(&omap->lock, flags);
+ omap_tll_disable();
return 0;
}
@@ -910,8 +911,10 @@ static int __init omap_usbhs_drvinit(void)
* init before ehci and ohci drivers;
* The usbhs core driver should be initialized much before
* the omap ehci and ohci probe functions are called.
+ * This usbhs core driver should be initialized after
+ * usb tll driver
*/
-fs_initcall(omap_usbhs_drvinit);
+fs_initcall_sync(omap_usbhs_drvinit);
static void __exit omap_usbhs_drvexit(void)
{