arm64: zynqmp: Add support for CG/EG/EV device detection
Version string has unused fields 31:20 which can be used for exporting 9
bits from efuse IPDISABLE regs to recognize eg/cg/ev devices.
These efuse bits are setup for certain devices.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/arch/arm/include/asm/arch-zynqmp/hardware.h b/arch/arm/include/asm/arch-zynqmp/hardware.h
index 5f2c98d..327046b 100644
--- a/arch/arm/include/asm/arch-zynqmp/hardware.h
+++ b/arch/arm/include/asm/arch-zynqmp/hardware.h
@@ -128,6 +128,8 @@
#define ZYNQMP_CSU_VERSION_VELOCE 0x2
#define ZYNQMP_CSU_VERSION_QEMU 0x3
+#define ZYNQMP_CSU_VERSION_EMPTY_SHIFT 20
+
#define ZYNQMP_SILICON_VER_MASK 0xF000
#define ZYNQMP_SILICON_VER_SHIFT 12