diff mbox

OMAP3: PM: fix AM35x musb issue with AUTOIDLE bit in CONTROL_SYSCONFIG

Message ID 1272965585-21836-1-git-send-email-ajay.gupta@ti.com (mailing list archive)
State New, archived
Delegated to: Kevin Hilman
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Commit Message

Ajay Kumar Gupta May 4, 2010, 9:33 a.m. UTC 
None
diff mbox

Patch

diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index ea0000b..cc9d566 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -849,7 +849,12 @@  static void __init prcm_setup_regs(void)
 			CM_AUTOIDLE);
 	}
 
-	omap_ctrl_writel(OMAP3430_AUTOIDLE, OMAP2_CONTROL_SYSCONFIG);
+	/*
+	 * MUSB interface on AM35x stops working when we enable AUTOIDLE,
+	 * so avoid this for AM3517 and AM3505 device.
+	 */
+	if (!cpu_is_omap3517() && !cpu_is_omap3505())
+		omap_ctrl_writel(OMAP3430_AUTOIDLE, OMAP2_CONTROL_SYSCONFIG);
 
 	/*
 	 * Set all plls to autoidle. This is needed until autoidle is