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[1/6] ARM: OMAP3: Enable Hardware Save and Restore for USB Host

Message ID 1373473081-27181-2-git-send-email-rogerq@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Roger Quadros July 10, 2013, 4:17 p.m. UTC 
To ensure hardware context is restored while resuming from
OFF mode we need to enable the Hardware SAR bit for the
USB Host power domain.

Signed-off-by: Roger Quadros <rogerq@ti.com>
---
 arch/arm/mach-omap2/powerdomains3xxx_data.c |    8 +-------
 1 files changed, 1 insertions(+), 7 deletions(-)
diff mbox

Patch

diff --git a/arch/arm/mach-omap2/powerdomains3xxx_data.c b/arch/arm/mach-omap2/powerdomains3xxx_data.c
index e2d4bd8..7b44d1f 100644
--- a/arch/arm/mach-omap2/powerdomains3xxx_data.c
+++ b/arch/arm/mach-omap2/powerdomains3xxx_data.c
@@ -289,13 +289,7 @@  static struct powerdomain usbhost_pwrdm = {
 	.prcm_offs	  = OMAP3430ES2_USBHOST_MOD,
 	.pwrsts		  = PWRSTS_OFF_RET_ON,
 	.pwrsts_logic_ret = PWRSTS_RET,
-	/*
-	 * REVISIT: Enabling usb host save and restore mechanism seems to
-	 * leave the usb host domain permanently in ACTIVE mode after
-	 * changing the usb host power domain state from OFF to active once.
-	 * Disabling for now.
-	 */
-	/*.flags	  = PWRDM_HAS_HDWR_SAR,*/ /* for USBHOST ctrlr only */
+	.flags		  = PWRDM_HAS_HDWR_SAR, /* for USBHOST ctrlr only */
 	.banks		  = 1,
 	.pwrsts_mem_ret	  = {
 		[0] = PWRSTS_RET, /* MEMRETSTATE */