#define BT_MBI_PCIE_READ 0x00
#define BT_MBI_PCIE_WRITE 0x01
+/* Quark available units */
+#define QRK_MBI_UNIT_HBA 0x00
+#define QRK_MBI_UNIT_HB 0x03
+#define QRK_MBI_UNIT_RMU 0x04
+#define QRK_MBI_UNIT_MM 0x05
+#define QRK_MBI_UNIT_MMESRAM 0x05
+#define QRK_MBI_UNIT_SOC 0x31
+
+/* Quark read/write opcodes */
+#define QRK_MBI_HBA_READ 0x10
+#define QRK_MBI_HBA_WRITE 0x11
+#define QRK_MBI_HB_READ 0x10
+#define QRK_MBI_HB_WRITE 0x11
+#define QRK_MBI_RMU_READ 0x10
+#define QRK_MBI_RMU_WRITE 0x11
+#define QRK_MBI_MM_READ 0x10
+#define QRK_MBI_MM_WRITE 0x11
+#define QRK_MBI_MMESRAM_READ 0x12
+#define QRK_MBI_MMESRAM_WRITE 0x13
+#define QRK_MBI_SOC_READ 0x06
+#define QRK_MBI_SOC_WRITE 0x07
+
#if IS_ENABLED(CONFIG_IOSF_MBI)
bool iosf_mbi_available(void);