flash: update stellaris_set_flash_timing for target class

stellaris_set_flash_timing should only be used for Sandstorm and Fury
device classes.

Change-Id: Ib5eff9d954c039f2c5726a8ecc3ee45d1694cfd3
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/389
Tested-by: jenkins

diff --git a/src/flash/nor/stellaris.c b/src/flash/nor/stellaris.c
index 69a9d05f89c25aa127df999959c3b6a3b6064213..b14c078e9e8cdb20a88f63145c9eb12bacc522e6 100644 (file)
--- a/src/flash/nor/stellaris.c
+++ b/src/flash/nor/stellaris.c
@@ -528,6 +528,10 @@ static void stellaris_set_flash_timing(struct flash_bank *bank)
        struct target *target = bank->target;
        uint32_t usecrl = (stellaris_info->mck_freq/1000000ul-1);
 
+       /* only valid for Sandstorm and Fury class devices */
+       if (stellaris_info->target_class < 2)
+               return;
+
        LOG_DEBUG("usecrl = %i",(int)(usecrl));
        target_write_u32(target, SCB_BASE | USECRL, usecrl);
 }