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-rw-r--r--include/hw/sd/sd.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/hw/sd/sd.h b/include/hw/sd/sd.h
index 9bdb3c9285..7c6ad3c8f1 100644
--- a/include/hw/sd/sd.h
+++ b/include/hw/sd/sd.h
@@ -54,6 +54,11 @@
 #define APP_CMD			(1 << 5)
 #define AKE_SEQ_ERROR		(1 << 3)
 
+enum SDPhySpecificationVersion {
+    SD_PHY_SPECv1_10_VERS     = 1,
+    SD_PHY_SPECv2_00_VERS     = 2,
+};
+
 typedef enum {
     SD_VOLTAGE_0_4V     = 400,  /* currently not supported */
     SD_VOLTAGE_1_8V     = 1800,