ARM: zynq: List nand, qspi and jtag boot modes

Use full boot mode list in SPL.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/arch/arm/include/asm/arch-zynq/hardware.h b/arch/arm/include/asm/arch-zynq/hardware.h
index 2aede0c..8dfedd7 100644
--- a/arch/arm/include/asm/arch-zynq/hardware.h
+++ b/arch/arm/include/asm/arch-zynq/hardware.h
@@ -28,7 +28,9 @@
 
 /* Bootmode setting values */
 #define ZYNQ_BM_MASK		0x7
+#define ZYNQ_BM_QSPI		0x1
 #define ZYNQ_BM_NOR		0x2
+#define ZYNQ_BM_NAND		0x4
 #define ZYNQ_BM_SD		0x5
 #define ZYNQ_BM_JTAG		0x0