From 0cb0b0d3c6ebb8215500685a1f70a45bbbdc8e47 Mon Sep 17 00:00:00 2001
From: Eric Miao <eric.miao@marvell.com>
Date: Sat, 4 Oct 2008 12:45:39 +0800
Subject: [ARM] ohci-pxa27x: introduce pxa27x_clear_otgph()

Direct access to pxa27x specific register PSSR in a generic ohci driver
is no good, introduce pxa27x_clear_otgph() and move the implementation
into processor specific code.

Signed-off-by: Eric Miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 arch/arm/mach-pxa/pxa27x.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'arch/arm/mach-pxa')

diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index bf01e14098f..3e4ab2279c9 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -34,6 +34,13 @@
 #include "devices.h"
 #include "clock.h"
 
+void pxa27x_clear_otgph(void)
+{
+	if (cpu_is_pxa27x() && (PSSR & PSSR_OTGPH))
+		PSSR |= PSSR_OTGPH;
+}
+EXPORT_SYMBOL(pxa27x_clear_otgph);
+
 /* Crystal clock: 13MHz */
 #define BASE_CLK	13000000
 
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