Suggested to use udelay() instead of nop as on the higher
core frequencies it might not be enough time.

Signed-off-by: Dmitry Kasatkin <dmitry.kasat...@nokia.com>
---
 drivers/crypto/omap-aes.c |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index 799ca51..9d65611 100644
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -26,6 +26,7 @@
 #include <linux/io.h>
 #include <linux/crypto.h>
 #include <linux/interrupt.h>
+#include <linux/delay.h>
 #include <crypto/scatterwalk.h>
 #include <crypto/aes.h>
 
@@ -187,11 +188,12 @@ static int omap_aes_hw_init(struct omap_aes_dev *dd)
                omap_aes_write_mask(dd, AES_REG_MASK, AES_REG_MASK_SOFTRESET,
                                        AES_REG_MASK_SOFTRESET);
                /*
-                * prevent OCP bus error (SRESP) in case an access to the module
-                * is performed while the module is coming out of soft reset
+                * prevent OCP bus error (SRESP) on OMAP3630 in case an access
+                * to the module is performed while the module is
+                * coming out of soft reset
                 */
-               __asm__ __volatile__("nop");
-               __asm__ __volatile__("nop");
+               if (cpu_is_omap3630())
+                       udelay(1);
 
                err = omap_aes_wait(dd, AES_REG_SYSSTATUS,
                                AES_REG_SYSSTATUS_RESETDONE);
-- 
1.7.0.4

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