GRCBASE_MCP
REG_WR(pdev, GRCBASE_MCP + 0x9c, val_wr);
val_rd = REG_RD(pdev, GRCBASE_MCP + 0x9c);
val= REG_RD(pdev, GRCBASE_MCP + 0x9c);
REG_WR(pdev, GRCBASE_MCP + 0x9c, val);
p_info->public_base |= GRCBASE_MCP;