diff --git a/arch/arm/mach-socfpga/qts-filter-a10.sh b/arch/arm/mach-socfpga/qts-filter-a10.sh
index 57d77e8..ab16522 100755
--- a/arch/arm/mach-socfpga/qts-filter-a10.sh
+++ b/arch/arm/mach-socfpga/qts-filter-a10.sh
@@ -10,7 +10,7 @@
 
 #filter out only what we need from a10 hps.xml
 grep_a10_hps_config() {
-	egrep "clk_hz|i_clk_mgr|i_io48_pin_mux|AXI_SLAVE|AXI_MASTER"
+	grep -E "clk_hz|i_clk_mgr|i_io48_pin_mux|AXI_SLAVE|AXI_MASTER"
 }
 
 #
@@ -35,35 +35,35 @@
 
 	echo "/* Clocks */"
 	fix_newlines_in_macros \
-		${hps_xml} | egrep "clk_hz" |
+		${hps_xml} | grep "clk_hz" |
 			awk -F"'" '{ gsub("\\.","_",$2) ; \
 				print "#define" " " toupper($2) " " $4}' |
 			sed 's/\.[0-9]//' |
 			sed 's/I_CLK_MGR_//' |
 			sort
 	fix_newlines_in_macros \
-		${hps_xml} | egrep "i_clk_mgr_mainpll" |
+		${hps_xml} | grep "i_clk_mgr_mainpll" |
 			awk -F"'" '{ gsub("\\.","_",$2) ; \
 				print "#define" " " toupper($2) " " $4}' |
 			sed 's/\.[0-9]//' |
 			sed 's/I_CLK_MGR_//' |
 			sort
 	fix_newlines_in_macros \
-		${hps_xml} | egrep "i_clk_mgr_perpll" |
+		${hps_xml} | grep "i_clk_mgr_perpll" |
 			awk -F"'" '{ gsub("\\.","_",$2) ; \
 				print "#define" " " toupper($2) " " $4}' |
 			sed 's/\.[0-9]//' |
 			sed 's/I_CLK_MGR_//' |
 			sort
 	fix_newlines_in_macros \
-		${hps_xml} | egrep "i_clk_mgr_clkmgr" |
+		${hps_xml} | grep "i_clk_mgr_clkmgr" |
 			awk -F"'" '{ gsub("\\.","_",$2) ; \
 				print "#define" " " toupper($2) " " $4}' |
 			sed 's/\.[0-9]//' |
 			sed 's/I_CLK_MGR_//' |
 			sort
 	fix_newlines_in_macros \
-		${hps_xml} | egrep "i_clk_mgr_alteragrp" |
+		${hps_xml} | grep "i_clk_mgr_alteragrp" |
 			awk -F"'" '{ gsub("\\.","_",$2) ; \
 				print "#define" " " toupper($2) " " $4}' |
 			sed 's/\.[0-9]//' |
@@ -77,7 +77,7 @@
 	echo
 	echo "/* Pin Mux Configuration */"
 	fix_newlines_in_macros \
-		${hps_xml} | egrep "i_io48_pin_mux" |
+		${hps_xml} | grep "i_io48_pin_mux" |
 			awk -F"'" '{ gsub("\\.","_",$2) ; \
 				print "#define" " " toupper($2) " " $4}' |
 			sed 's/I_IO48_PIN_MUX_//' |
@@ -90,7 +90,7 @@
 	echo
 	echo "/* Bridge Configuration */"
 	fix_newlines_in_macros \
-		${hps_xml} | egrep "AXI_SLAVE|AXI_MASTER" |
+		${hps_xml} | grep -E "AXI_SLAVE|AXI_MASTER" |
 			awk -F"'" '{ gsub("\\.","_",$2) ; \
 				print "#define" " " toupper($2) " " $4}' |
 			sed 's/true/1/' |
diff --git a/arch/arm/mach-socfpga/qts-filter.sh b/arch/arm/mach-socfpga/qts-filter.sh
index 6416252..1610c89 100755
--- a/arch/arm/mach-socfpga/qts-filter.sh
+++ b/arch/arm/mach-socfpga/qts-filter.sh
@@ -128,7 +128,7 @@
 # Filter out only the macros which are actually used by the code
 #
 grep_sdram_config() {
-	egrep "#define (CFG_HPS_SDR_CTRLCFG_CTRLCFG_MEMTYPE|CFG_HPS_SDR_CTRLCFG_CTRLCFG_MEMBL|CFG_HPS_SDR_CTRLCFG_CTRLCFG_ADDRORDER|CFG_HPS_SDR_CTRLCFG_CTRLCFG_ECCEN|CFG_HPS_SDR_CTRLCFG_CTRLCFG_ECCCORREN|CFG_HPS_SDR_CTRLCFG_CTRLCFG_REORDEREN|CFG_HPS_SDR_CTRLCFG_CTRLCFG_STARVELIMIT|CFG_HPS_SDR_CTRLCFG_CTRLCFG_DQSTRKEN|CFG_HPS_SDR_CTRLCFG_CTRLCFG_NODMPINS|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_TCWL|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_AL|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_TCL|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_TRRD|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_TFAW|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_TRFC|CFG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TREFI|CFG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TRCD|CFG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TRP|CFG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TWR|CFG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TWTR|CFG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRTP|CFG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRAS|CFG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRC|CFG_HPS_SDR_CTRLCFG_DRAMTIMING3_TMRD|CFG_HPS_SDR_CTRLCFG_DRAMTIMING3_TCCD|CFG_HPS_SDR_CTRLCFG_DRAMTIMING4_SELFRFSHEXIT|CFG_HPS_SDR_CTRLCFG_DRAMTIMING4_PWRDOWNEXIT|CFG_HPS_SDR_CTRLCFG_LOWPWRTIMING_AUTOPDCYCLES|CFG_HPS_SDR_CTRLCFG_LOWPWRTIMING_CLKDISABLECYCLES|CFG_HPS_SDR_CTRLCFG_DRAMODT_READ|CFG_HPS_SDR_CTRLCFG_DRAMODT_WRITE|CFG_HPS_SDR_CTRLCFG_DRAMADDRW_COLBITS|CFG_HPS_SDR_CTRLCFG_DRAMADDRW_ROWBITS|CFG_HPS_SDR_CTRLCFG_DRAMADDRW_BANKBITS|CFG_HPS_SDR_CTRLCFG_DRAMADDRW_CSBITS|CFG_HPS_SDR_CTRLCFG_DRAMIFWIDTH_IFWIDTH|CFG_HPS_SDR_CTRLCFG_DRAMDEVWIDTH_DEVWIDTH|CFG_HPS_SDR_CTRLCFG_DRAMINTR_INTREN|CFG_HPS_SDR_CTRLCFG_LOWPWREQ_SELFRFSHMASK|CFG_HPS_SDR_CTRLCFG_STATICCFG_MEMBL|CFG_HPS_SDR_CTRLCFG_STATICCFG_USEECCASDATA|CFG_HPS_SDR_CTRLCFG_CTRLWIDTH_CTRLWIDTH|CFG_HPS_SDR_CTRLCFG_CPORTWIDTH_CPORTWIDTH|CFG_HPS_SDR_CTRLCFG_CPORTWMAP_CPORTWMAP|CFG_HPS_SDR_CTRLCFG_CPORTRMAP_CPORTRMAP|CFG_HPS_SDR_CTRLCFG_RFIFOCMAP_RFIFOCMAP|CFG_HPS_SDR_CTRLCFG_WFIFOCMAP_WFIFOCMAP|CFG_HPS_SDR_CTRLCFG_CPORTRDWR_CPORTRDWR|CFG_HPS_SDR_CTRLCFG_PORTCFG_AUTOPCHEN|CFG_HPS_SDR_CTRLCFG_FPGAPORTRST|CFG_HPS_SDR_CTRLCFG_FIFOCFG_SYNCMODE|CFG_HPS_SDR_CTRLCFG_FIFOCFG_INCSYNC|CFG_HPS_SDR_CTRLCFG_MPPRIORITY_USERPRIORITY|CFG_HPS_SDR_CTRLCFG_MPWIEIGHT_0_STATICWEIGHT_31_0|CFG_HPS_SDR_CTRLCFG_MPWIEIGHT_1_STATICWEIGHT_49_32|CFG_HPS_SDR_CTRLCFG_MPWIEIGHT_1_SUMOFWEIGHT_13_0|CFG_HPS_SDR_CTRLCFG_MPWIEIGHT_2_SUMOFWEIGHT_45_14|CFG_HPS_SDR_CTRLCFG_MPWIEIGHT_3_SUMOFWEIGHT_63_46|CFG_HPS_SDR_CTRLCFG_PHYCTRL_PHYCTRL_0|CFG_HPS_SDR_CTRLCFG_MPPACING_0_THRESHOLD1_31_0|CFG_HPS_SDR_CTRLCFG_MPPACING_1_THRESHOLD1_59_32|CFG_HPS_SDR_CTRLCFG_MPPACING_1_THRESHOLD2_3_0|CFG_HPS_SDR_CTRLCFG_MPPACING_2_THRESHOLD2_35_4|CFG_HPS_SDR_CTRLCFG_MPPACING_3_THRESHOLD2_59_36|CFG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_0_THRESHOLDRSTCYCLES_31_0|CFG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_1_THRESHOLDRSTCYCLES_63_32|CFG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_2_THRESHOLDRSTCYCLES_79_64|RW_MGR_ACTIVATE_0_AND_1|RW_MGR_ACTIVATE_0_AND_1_WAIT1|RW_MGR_ACTIVATE_0_AND_1_WAIT2|RW_MGR_ACTIVATE_1|RW_MGR_CLEAR_DQS_ENABLE|RW_MGR_EMR_OCD_ENABLE|RW_MGR_EMR|RW_MGR_EMR2|RW_MGR_EMR3|RW_MGR_GUARANTEED_READ|RW_MGR_GUARANTEED_READ_CONT|RW_MGR_GUARANTEED_WRITE|RW_MGR_GUARANTEED_WRITE_WAIT0|RW_MGR_GUARANTEED_WRITE_WAIT1|RW_MGR_GUARANTEED_WRITE_WAIT2|RW_MGR_GUARANTEED_WRITE_WAIT3|RW_MGR_IDLE|RW_MGR_IDLE_LOOP1|RW_MGR_IDLE_LOOP2|RW_MGR_INIT_RESET_0_CKE_0|RW_MGR_INIT_RESET_1_CKE_0|RW_MGR_INIT_CKE_0|RW_MGR_LFSR_WR_RD_BANK_0|RW_MGR_LFSR_WR_RD_BANK_0_DATA|RW_MGR_LFSR_WR_RD_BANK_0_DQS|RW_MGR_LFSR_WR_RD_BANK_0_NOP|RW_MGR_LFSR_WR_RD_BANK_0_WAIT|RW_MGR_LFSR_WR_RD_BANK_0_WL_1|RW_MGR_LFSR_WR_RD_DM_BANK_0|RW_MGR_LFSR_WR_RD_DM_BANK_0_DATA|RW_MGR_LFSR_WR_RD_DM_BANK_0_DQS|RW_MGR_LFSR_WR_RD_DM_BANK_0_NOP|RW_MGR_LFSR_WR_RD_DM_BANK_0_WAIT|RW_MGR_LFSR_WR_RD_DM_BANK_0_WL_1|RW_MGR_MR_CALIB|RW_MGR_MR_USER|RW_MGR_MR_DLL_RESET|RW_MGR_MRS0_DLL_RESET|RW_MGR_MRS0_DLL_RESET_MIRR|RW_MGR_MRS0_USER|RW_MGR_MRS0_USER_MIRR|RW_MGR_MRS1|RW_MGR_MRS1_MIRR|RW_MGR_MRS2|RW_MGR_MRS2_MIRR|RW_MGR_MRS3|RW_MGR_MRS3_MIRR|RW_MGR_NOP|RW_MGR_PRECHARGE_ALL|RW_MGR_READ_B2B|RW_MGR_READ_B2B_WAIT1|RW_MGR_READ_B2B_WAIT2|RW_MGR_REFRESH|RW_MGR_REFRESH_ALL|RW_MGR_RETURN|RW_MGR_SGLE_READ|RW_MGR_ZQCL|RW_MGR_TRUE_MEM_DATA_MASK_WIDTH|RW_MGR_MEM_ADDRESS_MIRRORING|RW_MGR_MEM_DATA_MASK_WIDTH|RW_MGR_MEM_DATA_WIDTH|RW_MGR_MEM_DQ_PER_READ_DQS|RW_MGR_MEM_DQ_PER_WRITE_DQS|RW_MGR_MEM_IF_READ_DQS_WIDTH|RW_MGR_MEM_IF_WRITE_DQS_WIDTH|RW_MGR_MEM_NUMBER_OF_CS_PER_DIMM|RW_MGR_MEM_NUMBER_OF_RANKS|RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS|RW_MGR_MEM_VIRTUAL_GROUPS_PER_WRITE_DQS|IO_DELAY_PER_DCHAIN_TAP|IO_DELAY_PER_DQS_EN_DCHAIN_TAP|IO_DELAY_PER_OPA_TAP|IO_DLL_CHAIN_LENGTH|IO_DQDQS_OUT_PHASE_MAX|IO_DQS_EN_DELAY_MAX|IO_DQS_EN_DELAY_OFFSET|IO_DQS_EN_PHASE_MAX|IO_DQS_IN_DELAY_MAX|IO_DQS_IN_RESERVE|IO_DQS_OUT_RESERVE|IO_IO_IN_DELAY_MAX|IO_IO_OUT1_DELAY_MAX|IO_IO_OUT2_DELAY_MAX|IO_SHIFT_DQS_EN_WHEN_SHIFT_DQS|AFI_RATE_RATIO|AFI_CLK_FREQ|CALIB_LFIFO_OFFSET|CALIB_VFIFO_OFFSET|ENABLE_SUPER_QUICK_CALIBRATION|MAX_LATENCY_COUNT_WIDTH|READ_VALID_FIFO_SIZE|REG_FILE_INIT_SEQ_SIGNATURE|TINIT_CNTR0_VAL|TINIT_CNTR1_VAL|TINIT_CNTR2_VAL|TRESET_CNTR0_VAL|TRESET_CNTR1_VAL|TRESET_CNTR2_VAL|CFG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR|CFG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_BC|CFG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_DIFF_CHIP)[[:space:]]"
+	grep -E "#define (CFG_HPS_SDR_CTRLCFG_CTRLCFG_MEMTYPE|CFG_HPS_SDR_CTRLCFG_CTRLCFG_MEMBL|CFG_HPS_SDR_CTRLCFG_CTRLCFG_ADDRORDER|CFG_HPS_SDR_CTRLCFG_CTRLCFG_ECCEN|CFG_HPS_SDR_CTRLCFG_CTRLCFG_ECCCORREN|CFG_HPS_SDR_CTRLCFG_CTRLCFG_REORDEREN|CFG_HPS_SDR_CTRLCFG_CTRLCFG_STARVELIMIT|CFG_HPS_SDR_CTRLCFG_CTRLCFG_DQSTRKEN|CFG_HPS_SDR_CTRLCFG_CTRLCFG_NODMPINS|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_TCWL|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_AL|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_TCL|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_TRRD|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_TFAW|CFG_HPS_SDR_CTRLCFG_DRAMTIMING1_TRFC|CFG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TREFI|CFG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TRCD|CFG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TRP|CFG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TWR|CFG_HPS_SDR_CTRLCFG_DRAMTIMING2_IF_TWTR|CFG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRTP|CFG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRAS|CFG_HPS_SDR_CTRLCFG_DRAMTIMING3_TRC|CFG_HPS_SDR_CTRLCFG_DRAMTIMING3_TMRD|CFG_HPS_SDR_CTRLCFG_DRAMTIMING3_TCCD|CFG_HPS_SDR_CTRLCFG_DRAMTIMING4_SELFRFSHEXIT|CFG_HPS_SDR_CTRLCFG_DRAMTIMING4_PWRDOWNEXIT|CFG_HPS_SDR_CTRLCFG_LOWPWRTIMING_AUTOPDCYCLES|CFG_HPS_SDR_CTRLCFG_LOWPWRTIMING_CLKDISABLECYCLES|CFG_HPS_SDR_CTRLCFG_DRAMODT_READ|CFG_HPS_SDR_CTRLCFG_DRAMODT_WRITE|CFG_HPS_SDR_CTRLCFG_DRAMADDRW_COLBITS|CFG_HPS_SDR_CTRLCFG_DRAMADDRW_ROWBITS|CFG_HPS_SDR_CTRLCFG_DRAMADDRW_BANKBITS|CFG_HPS_SDR_CTRLCFG_DRAMADDRW_CSBITS|CFG_HPS_SDR_CTRLCFG_DRAMIFWIDTH_IFWIDTH|CFG_HPS_SDR_CTRLCFG_DRAMDEVWIDTH_DEVWIDTH|CFG_HPS_SDR_CTRLCFG_DRAMINTR_INTREN|CFG_HPS_SDR_CTRLCFG_LOWPWREQ_SELFRFSHMASK|CFG_HPS_SDR_CTRLCFG_STATICCFG_MEMBL|CFG_HPS_SDR_CTRLCFG_STATICCFG_USEECCASDATA|CFG_HPS_SDR_CTRLCFG_CTRLWIDTH_CTRLWIDTH|CFG_HPS_SDR_CTRLCFG_CPORTWIDTH_CPORTWIDTH|CFG_HPS_SDR_CTRLCFG_CPORTWMAP_CPORTWMAP|CFG_HPS_SDR_CTRLCFG_CPORTRMAP_CPORTRMAP|CFG_HPS_SDR_CTRLCFG_RFIFOCMAP_RFIFOCMAP|CFG_HPS_SDR_CTRLCFG_WFIFOCMAP_WFIFOCMAP|CFG_HPS_SDR_CTRLCFG_CPORTRDWR_CPORTRDWR|CFG_HPS_SDR_CTRLCFG_PORTCFG_AUTOPCHEN|CFG_HPS_SDR_CTRLCFG_FPGAPORTRST|CFG_HPS_SDR_CTRLCFG_FIFOCFG_SYNCMODE|CFG_HPS_SDR_CTRLCFG_FIFOCFG_INCSYNC|CFG_HPS_SDR_CTRLCFG_MPPRIORITY_USERPRIORITY|CFG_HPS_SDR_CTRLCFG_MPWIEIGHT_0_STATICWEIGHT_31_0|CFG_HPS_SDR_CTRLCFG_MPWIEIGHT_1_STATICWEIGHT_49_32|CFG_HPS_SDR_CTRLCFG_MPWIEIGHT_1_SUMOFWEIGHT_13_0|CFG_HPS_SDR_CTRLCFG_MPWIEIGHT_2_SUMOFWEIGHT_45_14|CFG_HPS_SDR_CTRLCFG_MPWIEIGHT_3_SUMOFWEIGHT_63_46|CFG_HPS_SDR_CTRLCFG_PHYCTRL_PHYCTRL_0|CFG_HPS_SDR_CTRLCFG_MPPACING_0_THRESHOLD1_31_0|CFG_HPS_SDR_CTRLCFG_MPPACING_1_THRESHOLD1_59_32|CFG_HPS_SDR_CTRLCFG_MPPACING_1_THRESHOLD2_3_0|CFG_HPS_SDR_CTRLCFG_MPPACING_2_THRESHOLD2_35_4|CFG_HPS_SDR_CTRLCFG_MPPACING_3_THRESHOLD2_59_36|CFG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_0_THRESHOLDRSTCYCLES_31_0|CFG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_1_THRESHOLDRSTCYCLES_63_32|CFG_HPS_SDR_CTRLCFG_MPTHRESHOLDRST_2_THRESHOLDRSTCYCLES_79_64|RW_MGR_ACTIVATE_0_AND_1|RW_MGR_ACTIVATE_0_AND_1_WAIT1|RW_MGR_ACTIVATE_0_AND_1_WAIT2|RW_MGR_ACTIVATE_1|RW_MGR_CLEAR_DQS_ENABLE|RW_MGR_EMR_OCD_ENABLE|RW_MGR_EMR|RW_MGR_EMR2|RW_MGR_EMR3|RW_MGR_GUARANTEED_READ|RW_MGR_GUARANTEED_READ_CONT|RW_MGR_GUARANTEED_WRITE|RW_MGR_GUARANTEED_WRITE_WAIT0|RW_MGR_GUARANTEED_WRITE_WAIT1|RW_MGR_GUARANTEED_WRITE_WAIT2|RW_MGR_GUARANTEED_WRITE_WAIT3|RW_MGR_IDLE|RW_MGR_IDLE_LOOP1|RW_MGR_IDLE_LOOP2|RW_MGR_INIT_RESET_0_CKE_0|RW_MGR_INIT_RESET_1_CKE_0|RW_MGR_INIT_CKE_0|RW_MGR_LFSR_WR_RD_BANK_0|RW_MGR_LFSR_WR_RD_BANK_0_DATA|RW_MGR_LFSR_WR_RD_BANK_0_DQS|RW_MGR_LFSR_WR_RD_BANK_0_NOP|RW_MGR_LFSR_WR_RD_BANK_0_WAIT|RW_MGR_LFSR_WR_RD_BANK_0_WL_1|RW_MGR_LFSR_WR_RD_DM_BANK_0|RW_MGR_LFSR_WR_RD_DM_BANK_0_DATA|RW_MGR_LFSR_WR_RD_DM_BANK_0_DQS|RW_MGR_LFSR_WR_RD_DM_BANK_0_NOP|RW_MGR_LFSR_WR_RD_DM_BANK_0_WAIT|RW_MGR_LFSR_WR_RD_DM_BANK_0_WL_1|RW_MGR_MR_CALIB|RW_MGR_MR_USER|RW_MGR_MR_DLL_RESET|RW_MGR_MRS0_DLL_RESET|RW_MGR_MRS0_DLL_RESET_MIRR|RW_MGR_MRS0_USER|RW_MGR_MRS0_USER_MIRR|RW_MGR_MRS1|RW_MGR_MRS1_MIRR|RW_MGR_MRS2|RW_MGR_MRS2_MIRR|RW_MGR_MRS3|RW_MGR_MRS3_MIRR|RW_MGR_NOP|RW_MGR_PRECHARGE_ALL|RW_MGR_READ_B2B|RW_MGR_READ_B2B_WAIT1|RW_MGR_READ_B2B_WAIT2|RW_MGR_REFRESH|RW_MGR_REFRESH_ALL|RW_MGR_RETURN|RW_MGR_SGLE_READ|RW_MGR_ZQCL|RW_MGR_TRUE_MEM_DATA_MASK_WIDTH|RW_MGR_MEM_ADDRESS_MIRRORING|RW_MGR_MEM_DATA_MASK_WIDTH|RW_MGR_MEM_DATA_WIDTH|RW_MGR_MEM_DQ_PER_READ_DQS|RW_MGR_MEM_DQ_PER_WRITE_DQS|RW_MGR_MEM_IF_READ_DQS_WIDTH|RW_MGR_MEM_IF_WRITE_DQS_WIDTH|RW_MGR_MEM_NUMBER_OF_CS_PER_DIMM|RW_MGR_MEM_NUMBER_OF_RANKS|RW_MGR_MEM_VIRTUAL_GROUPS_PER_READ_DQS|RW_MGR_MEM_VIRTUAL_GROUPS_PER_WRITE_DQS|IO_DELAY_PER_DCHAIN_TAP|IO_DELAY_PER_DQS_EN_DCHAIN_TAP|IO_DELAY_PER_OPA_TAP|IO_DLL_CHAIN_LENGTH|IO_DQDQS_OUT_PHASE_MAX|IO_DQS_EN_DELAY_MAX|IO_DQS_EN_DELAY_OFFSET|IO_DQS_EN_PHASE_MAX|IO_DQS_IN_DELAY_MAX|IO_DQS_IN_RESERVE|IO_DQS_OUT_RESERVE|IO_IO_IN_DELAY_MAX|IO_IO_OUT1_DELAY_MAX|IO_IO_OUT2_DELAY_MAX|IO_SHIFT_DQS_EN_WHEN_SHIFT_DQS|AFI_RATE_RATIO|AFI_CLK_FREQ|CALIB_LFIFO_OFFSET|CALIB_VFIFO_OFFSET|ENABLE_SUPER_QUICK_CALIBRATION|MAX_LATENCY_COUNT_WIDTH|READ_VALID_FIFO_SIZE|REG_FILE_INIT_SEQ_SIGNATURE|TINIT_CNTR0_VAL|TINIT_CNTR1_VAL|TINIT_CNTR2_VAL|TRESET_CNTR0_VAL|TRESET_CNTR1_VAL|TRESET_CNTR2_VAL|CFG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR|CFG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_BC|CFG_HPS_SDR_CTRLCFG_EXTRATIME1_CFG_EXTRA_CTL_CLK_RD_TO_WR_DIFF_CHIP)[[:space:]]"
 }
 
 #
diff --git a/doc/board/intel/edison.rst b/doc/board/intel/edison.rst
index 5a65673..782d75a 100644
--- a/doc/board/intel/edison.rst
+++ b/doc/board/intel/edison.rst
@@ -90,7 +90,7 @@
 
 .. code-block:: none
 
-  lsusb | egrep "8087|8086"
+  lsusb | grep -E "8087|8086"
   Bus 001 Device 004: ID 8086:e005 Intel Corp.
 
 If you see a device with the same ID as above, the board is waiting for your
diff --git a/scripts/coccicheck b/scripts/coccicheck
index dccaea3..00b22e6 100755
--- a/scripts/coccicheck
+++ b/scripts/coccicheck
@@ -54,7 +54,7 @@
 # inspected there.
 #
 # --profile will not output if --very-quiet is used, so avoid it.
-echo $SPFLAGS | egrep -e "--profile|--show-trying" 2>&1 > /dev/null
+echo $SPFLAGS | grep -Ee "--profile|--show-trying" 2>&1 > /dev/null
 if [ $? -eq 0 ]; then
 	FLAGS="--quiet"
 fi
diff --git a/test/fs/fs-test.sh b/test/fs/fs-test.sh
index b877481..dec2634 100755
--- a/test/fs/fs-test.sh
+++ b/test/fs/fs-test.sh
@@ -462,22 +462,22 @@
 	FAIL=0
 
 	# Check if the ls is showing correct results for 2.5 gb file
-	grep -A7 "Test Case 1 " "$1" | egrep -iq "2621440000 *$4"
+	grep -A7 "Test Case 1 " "$1" | grep -Eiq "2621440000 *$4"
 	pass_fail "TC1: ls of $4"
 
 	# Check if the ls is showing correct results for 1 mb file
-	grep -A7 "Test Case 1 " "$1" | egrep -iq "1048576 *$3"
+	grep -A7 "Test Case 1 " "$1" | grep -Eiq "1048576 *$3"
 	pass_fail "TC1: ls of $3"
 
 	# Check size command on 1MB.file
-	egrep -A3 "Test Case 2a " "$1" | grep -q "filesize=100000"
+	grep -A3 "Test Case 2a " "$1" | grep -q "filesize=100000"
 	pass_fail "TC2: size of $3"
 	# Check size command on 1MB.file via a path using '..'
-	egrep -A3 "Test Case 2b " "$1" | grep -q "filesize=100000"
+	grep -A3 "Test Case 2b " "$1" | grep -q "filesize=100000"
 	pass_fail "TC2: size of $3 via a path using '..'"
 
 	# Check size command on 2.5GB.file
-	egrep -A3 "Test Case 3 " "$1" | grep -q "filesize=9c400000"
+	grep -A3 "Test Case 3 " "$1" | grep -q "filesize=9c400000"
 	pass_fail "TC3: size of $4"
 
 	# Check read full mb of 1MB.file