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mfd: omap-usb-host: Invoke the TLL driver from USB HS core driver

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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>
This commit is contained in:
Keshava Munegowda 2012-07-16 19:01:09 +05:30 committed by Samuel Ortiz
parent 16fa3dc75c
commit 4dc2cceb5a
2 changed files with 6 additions and 2 deletions
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1
arch/arm/plat-omap/include/plat/usb.h
View file

@ -4,6 +4,7 @@
#define __ASM_ARCH_OMAP_USB_H
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/usb/musb.h>
#include <plat/board.h>

7
drivers/mfd/omap-usb-host.c
View file

@ -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)
{