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Commit 4dc2cceb authored by Keshava Munegowda's avatar Keshava Munegowda Committed by Samuel Ortiz
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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: default avatarKeshava Munegowda <keshava_mgowda@ti.com>
Reviewed-by: default avatarPartha Basak <parthab@india.ti.com>
Acked-by: default avatarFelipe Balbi <balbi@ti.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent 16fa3dc7

arch/arm/plat-omap/include/plat/usb.h

+1 −0
Original line number Diff line number Diff line
@@ -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>

drivers/mfd/omap-usb-host.c

+5 −2
Original line number Diff line number Diff line
@@ -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)

{