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-rw-r--r--cpu/arm_cortexa8/mx51/interrupts.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/cpu/arm_cortexa8/mx51/interrupts.c b/cpu/arm_cortexa8/mx51/interrupts.c
index 9758bef..5212a42 100644
--- a/cpu/arm_cortexa8/mx51/interrupts.c
+++ b/cpu/arm_cortexa8/mx51/interrupts.c
@@ -24,6 +24,7 @@
*/
#include <common.h>
+#include <asm/io.h>
#include <asm/arch/mx51.h>
/* nothing really to do with interrupts, just starts up a counter. */
@@ -34,5 +35,13 @@ int interrupt_init(void)
void reset_cpu(ulong addr)
{
+ /* workaround for ENGcm09397 - Fix SPI NOR reset issue*/
+ /* de-select SS0 of instance: eCSPI1 */
+ writel(0x3, IOMUXC_BASE_ADDR + 0x218);
+ writel(0x85, IOMUXC_BASE_ADDR + 0x608);
+ /* de-select SS1 of instance: ecspi1 */
+ writel(0x3, IOMUXC_BASE_ADDR + 0x21C);
+ writel(0x85, IOMUXC_BASE_ADDR + 0x60C);
+
__REG16(WDOG1_BASE_ADDR) = 4;
}