ARM: zynq: Fix bootmode mask

Bootmode mask was defined as 0x0F, but documentation mentions 0x07.
Experiments show that bit "3" is the JTAG chain configuration.
Change the mask to "7" to allow systems with a different chain
configuration to boot correctly.

Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl>
Acked-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
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 20f62bf..a9d091f 100644
--- a/arch/arm/include/asm/arch-zynq/hardware.h
+++ b/arch/arm/include/asm/arch-zynq/hardware.h
@@ -25,7 +25,7 @@
 #define ZYNQ_EFUSE_BASEADDR		0xF800D000
 
 /* Bootmode setting values */
-#define ZYNQ_BM_MASK		0xF
+#define ZYNQ_BM_MASK		0x7
 #define ZYNQ_BM_NOR		0x2
 #define ZYNQ_BM_SD		0x5
 #define ZYNQ_BM_JTAG		0x0