1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/zynq/cpu.c b/arch/arm/cpu/armv7/zynq/cpu.c
index 7626b5c1a..816d0c5da 100644
--- a/arch/arm/cpu/armv7/zynq/cpu.c
+++ b/arch/arm/cpu/armv7/zynq/cpu.c
@@ -14,6 +14,9 @@ void lowlevel_init(void)
 {
 }
 
+#define ZYNQ_SILICON_VER_MASK	0xF0000000
+#define ZYNQ_SILICON_VER_SHIFT	28
+
 int arch_cpu_init(void)
 {
 	zynq_slcr_unlock();
@@ -42,6 +45,16 @@ int arch_cpu_init(void)
 	return 0;
 }
 
+unsigned int zynq_get_silicon_version(void)
+{
+	unsigned int ver;
+
+	ver = (readl(&devcfg_base->mctrl) &
+	       ZYNQ_SILICON_VER_MASK) >> ZYNQ_SILICON_VER_SHIFT;
+
+	return ver;
+}
+
 void reset_cpu(ulong addr)
 {
 	zynq_slcr_cpu_reset();