env: Rename setenv() to env_set()

We are now using an env_ prefix for environment functions. Rename setenv()
for consistency. Also add function comments in common.h.

Suggested-by: Wolfgang Denk <wd@denx.de>
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/board/Arcturus/ucp1020/cmd_arc.c b/board/Arcturus/ucp1020/cmd_arc.c
index fa6b485..c32f7df 100644
--- a/board/Arcturus/ucp1020/cmd_arc.c
+++ b/board/Arcturus/ucp1020/cmd_arc.c
@@ -138,7 +138,7 @@
 			printf("\t<not found>\n");
 		} else {
 			printf("\t%s\n", smac[3]);
-			setenv("SERIAL", smac[3]);
+			env_set("SERIAL", smac[3]);
 		}
 	}
 
@@ -152,7 +152,7 @@
 		char *ret = getenv("ethaddr");
 
 		if (strcmp(ret, __stringify(CONFIG_ETHADDR)) == 0) {
-			setenv("ethaddr", smac[2]);
+			env_set("ethaddr", smac[2]);
 			printf("\t%s (factory)\n", smac[2]);
 		} else {
 			printf("\t%s\n", ret);
@@ -160,8 +160,8 @@
 	}
 
 	if (strcmp(smac[1], "00:00:00:00:00:00") == 0) {
-		setenv("eth1addr", smac[2]);
-		setenv("eth2addr", smac[2]);
+		env_set("eth1addr", smac[2]);
+		env_set("eth2addr", smac[2]);
 		return 0;
 	}
 
@@ -172,7 +172,7 @@
 		char *ret = getenv("eth1addr");
 
 		if (strcmp(ret, __stringify(CONFIG_ETH1ADDR)) == 0) {
-			setenv("eth1addr", smac[1]);
+			env_set("eth1addr", smac[1]);
 			printf("\t%s (factory)\n", smac[1]);
 		} else {
 			printf("\t%s\n", ret);
@@ -180,7 +180,7 @@
 	}
 
 	if (strcmp(smac[0], "00:00:00:00:00:00") == 0) {
-		setenv("eth2addr", smac[1]);
+		env_set("eth2addr", smac[1]);
 		return 0;
 	}
 
@@ -191,7 +191,7 @@
 		char *ret = getenv("eth2addr");
 
 		if (strcmp(ret, __stringify(CONFIG_ETH2ADDR)) == 0) {
-			setenv("eth2addr", smac[0]);
+			env_set("eth2addr", smac[0]);
 			printf("\t%s (factory)\n", smac[0]);
 		} else {
 			printf("\t%s\n", ret);
diff --git a/board/Arcturus/ucp1020/ucp1020.c b/board/Arcturus/ucp1020/ucp1020.c
index 0d086e8..2cc2e54 100644
--- a/board/Arcturus/ucp1020/ucp1020.c
+++ b/board/Arcturus/ucp1020/ucp1020.c
@@ -230,9 +230,9 @@
 				strcat(newkernelargs, mmckargs);
 				strcat(newkernelargs, " ");
 				strcat(newkernelargs, &tmp[n]);
-				setenv("kernelargs", newkernelargs);
+				env_set("kernelargs", newkernelargs);
 			} else {
-				setenv("kernelargs", mmckargs);
+				env_set("kernelargs", mmckargs);
 			}
 		}
 	get_arc_info();
@@ -244,7 +244,7 @@
 			strcat(newkernelargs, sval);
 			strcat(newkernelargs, " ");
 			strcat(newkernelargs, kval);
-			setenv("kernelargs", newkernelargs);
+			env_set("kernelargs", newkernelargs);
 		}
 	} else {
 		printf("Error reading kernelargs env variable!\n");
diff --git a/board/BuR/brppt1/board.c b/board/BuR/brppt1/board.c
index a227221..6083479 100644
--- a/board/BuR/brppt1/board.c
+++ b/board/BuR/brppt1/board.c
@@ -167,7 +167,7 @@
 		lcd_position_cursor(1, 8);
 		lcd_puts(
 		"switching to network-console ...       ");
-		setenv("bootcmd", "run netconsole");
+		env_set("bootcmd", "run netconsole");
 	}
 	return 0;
 }
diff --git a/board/BuR/brxre1/board.c b/board/BuR/brxre1/board.c
index f4bfa41..cdbc93a 100644
--- a/board/BuR/brxre1/board.c
+++ b/board/BuR/brxre1/board.c
@@ -203,7 +203,7 @@
 				lcd_position_cursor(1, 8);
 				lcd_puts(
 				"switching to network-console ...       ");
-				setenv("bootcmd", "run netconsole");
+				env_set("bootcmd", "run netconsole");
 				cnt = 4;
 				break;
 			} else if (!gpio_get_value(ESC_KEY) &&
@@ -211,7 +211,7 @@
 				lcd_position_cursor(1, 8);
 				lcd_puts(
 				"starting u-boot script from USB ...    ");
-				setenv("bootcmd", "run usbscript");
+				env_set("bootcmd", "run usbscript");
 				cnt = 4;
 				break;
 			} else if ((!gpio_get_value(ESC_KEY) &&
@@ -221,7 +221,7 @@
 				lcd_position_cursor(1, 8);
 				lcd_puts(
 				"starting script from network ...      ");
-				setenv("bootcmd", "run netscript");
+				env_set("bootcmd", "run netscript");
 				cnt = 4;
 				break;
 			} else if (!gpio_get_value(ESC_KEY)) {
@@ -232,19 +232,19 @@
 		lcd_position_cursor(1, 8);
 		lcd_puts(
 		"starting vxworks from network ...      ");
-		setenv("bootcmd", "run netboot");
+		env_set("bootcmd", "run netboot");
 		cnt = 4;
 	} else if (scratchreg == 0xCD) {
 		lcd_position_cursor(1, 8);
 		lcd_puts(
 		"starting script from network ...      ");
-		setenv("bootcmd", "run netscript");
+		env_set("bootcmd", "run netscript");
 		cnt = 4;
 	} else if (scratchreg == 0xCE) {
 		lcd_position_cursor(1, 8);
 		lcd_puts(
 		"starting AR from eMMC ...             ");
-		setenv("bootcmd", "run mmcboot");
+		env_set("bootcmd", "run mmcboot");
 		cnt = 4;
 	}
 
@@ -252,7 +252,7 @@
 	switch (cnt) {
 	case 0:
 		lcd_puts("entering BOOT-mode.                    ");
-		setenv("bootcmd", "run defaultAR");
+		env_set("bootcmd", "run defaultAR");
 		buf = 0x0000;
 		break;
 	case 1:
@@ -285,7 +285,7 @@
 		 (u32)getenv_ulong("vx_memtop", 16, gd->fb_base-0x20),
 		 (u32)getenv_ulong("vx_romfsbase", 16, 0),
 		 (u32)getenv_ulong("vx_romfssize", 16, 0));
-	setenv("othbootargs", othbootargs);
+	env_set("othbootargs", othbootargs);
 	/*
 	 * reset VBAR registers to its reset location, VxWorks 6.9.3.2 does
 	 * expect that vectors are there, original u-boot moves them to _start
diff --git a/board/BuR/common/common.c b/board/BuR/common/common.c
index c3a56db..6bea9a4 100644
--- a/board/BuR/common/common.c
+++ b/board/BuR/common/common.c
@@ -184,7 +184,7 @@
 		puts("no 'factory-settings / rotation' in dtb!\n");
 	}
 	snprintf(buf, sizeof(buf), "fbcon=rotate:%d", panel_info.vl_rot);
-	setenv("optargs_rot", buf);
+	env_set("optargs_rot", buf);
 #else
 	pnltmp.hactive = getenv_ulong("ds1_hactive", 10, ~0UL);
 	pnltmp.vactive = getenv_ulong("ds1_vactive", 10, ~0UL);
diff --git a/board/CZ.NIC/turris_omnia/turris_omnia.c b/board/CZ.NIC/turris_omnia/turris_omnia.c
index a427509..f63e3b6 100644
--- a/board/CZ.NIC/turris_omnia/turris_omnia.c
+++ b/board/CZ.NIC/turris_omnia/turris_omnia.c
@@ -285,7 +285,7 @@
 		puts("EEPROM regdomain read failed.\n");
 
 	printf("Regdomain set to %s\n", rd);
-	return setenv("regdomain", rd);
+	return env_set("regdomain", rd);
 }
 #endif
 
diff --git a/board/Synology/ds414/cmd_syno.c b/board/Synology/ds414/cmd_syno.c
index 20544e2..6313882 100644
--- a/board/Synology/ds414/cmd_syno.c
+++ b/board/Synology/ds414/cmd_syno.c
@@ -81,7 +81,7 @@
 		         ethaddr[0], ethaddr[1], ethaddr[2],
 			 ethaddr[3], ethaddr[4], ethaddr[5]);
 		printf("parsed %s = %s\n", var, val);
-		setenv(var, val);
+		env_set(var, val);
 	}
 	if (!strncmp(buf + 32, SYNO_SN_TAG, strlen(SYNO_SN_TAG))) {
 		char *snp, *csump;
@@ -111,7 +111,7 @@
 			goto out_unmap;
 		}
 		printf("parsed SN = %s\n", snp);
-		setenv("SN", snp);
+		env_set("SN", snp);
 	} else {	/* old style format */
 		unsigned char csum = 0;
 
@@ -125,7 +125,7 @@
 		}
 		bufp[n] = '\0';
 		printf("parsed SN = %s\n", buf + 32);
-		setenv("SN", buf + 32);
+		env_set("SN", buf + 32);
 	}
 out_unmap:
 	unmap_physmem(buf, len);
diff --git a/board/amazon/kc1/kc1.c b/board/amazon/kc1/kc1.c
index 13a9c6a..2d8be18 100644
--- a/board/amazon/kc1/kc1.c
+++ b/board/amazon/kc1/kc1.c
@@ -119,7 +119,7 @@
 
 	if (reboot_mode[0] > 0 && isascii(reboot_mode[0])) {
 		if (!getenv("reboot-mode"))
-			setenv("reboot-mode", (char *)reboot_mode);
+			env_set("reboot-mode", (char *)reboot_mode);
 	}
 
 	omap_reboot_mode_clear();
diff --git a/board/amlogic/odroid-c2/odroid-c2.c b/board/amlogic/odroid-c2/odroid-c2.c
index b29f56d..f2a394a 100644
--- a/board/amlogic/odroid-c2/odroid-c2.c
+++ b/board/amlogic/odroid-c2/odroid-c2.c
@@ -55,7 +55,7 @@
 		len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial,
 			EFUSE_SN_SIZE);
 		if (len == EFUSE_SN_SIZE) 
-			setenv("serial#", serial);
+			env_set("serial#", serial);
 	}
 
 	return 0;
diff --git a/board/aries/ma5d4evk/ma5d4evk.c b/board/aries/ma5d4evk/ma5d4evk.c
index b9294fc..956c297 100644
--- a/board/aries/ma5d4evk/ma5d4evk.c
+++ b/board/aries/ma5d4evk/ma5d4evk.c
@@ -325,7 +325,7 @@
 
 int board_late_init(void)
 {
-	setenv("bootmode", boot_mode_sf ? "sf" : "emmc");
+	env_set("bootmode", boot_mode_sf ? "sf" : "emmc");
 	return 0;
 }
 
diff --git a/board/aristainetos/aristainetos-v2.c b/board/aristainetos/aristainetos-v2.c
index 6abc215..bdf41b9 100644
--- a/board/aristainetos/aristainetos-v2.c
+++ b/board/aristainetos/aristainetos-v2.c
@@ -670,9 +670,9 @@
 	if (bootmode == 7) {
 		my_bootdelay = getenv("nor_bootdelay");
 		if (my_bootdelay != NULL)
-			setenv("bootdelay", my_bootdelay);
+			env_set("bootdelay", my_bootdelay);
 		else
-			setenv("bootdelay", "-2");
+			env_set("bootdelay", "-2");
 	}
 
 	/* if we have the lg panel, we can initialze it now */
diff --git a/board/armltd/integrator/integrator.c b/board/armltd/integrator/integrator.c
index c3bafd4..858f74e 100644
--- a/board/armltd/integrator/integrator.c
+++ b/board/armltd/integrator/integrator.c
@@ -116,7 +116,7 @@
 
 int misc_init_r (void)
 {
-	setenv("verify", "n");
+	env_set("verify", "n");
 	return (0);
 }
 
diff --git a/board/atmel/sama5d3xek/sama5d3xek.c b/board/atmel/sama5d3xek/sama5d3xek.c
index c1f2769..88bcd87 100644
--- a/board/atmel/sama5d3xek/sama5d3xek.c
+++ b/board/atmel/sama5d3xek/sama5d3xek.c
@@ -267,7 +267,7 @@
 		*p = tolower(*p);
 
 	strcat(name, "ek.dtb");
-	setenv("dtb_name", name);
+	env_set("dtb_name", name);
 #endif
 	return 0;
 }
diff --git a/board/bachmann/ot1200/ot1200.c b/board/bachmann/ot1200/ot1200.c
index 1ad4ef9..df10d6a 100644
--- a/board/bachmann/ot1200/ot1200.c
+++ b/board/bachmann/ot1200/ot1200.c
@@ -312,9 +312,9 @@
 
 	/* depending on the phy address we can detect our board version */
 	if (phydev->addr == 0)
-		setenv("boardver", "");
+		env_set("boardver", "");
 	else
-		setenv("boardver", "mr");
+		env_set("boardver", "mr");
 
 	printf("using phy at %d\n", phydev->addr);
 	ret = fec_probe(bis, -1, base, bus, phydev);
diff --git a/board/birdland/bav335x/board.c b/board/birdland/bav335x/board.c
index b49365e..c512225 100644
--- a/board/birdland/bav335x/board.c
+++ b/board/birdland/bav335x/board.c
@@ -301,8 +301,8 @@
 int board_late_init(void)
 {
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
-	setenv("board_name", "BAV335xB");
-	setenv("board_rev", "B"); /* Fix me, but why bother.. */
+	env_set("board_name", "BAV335xB");
+	env_set("board_rev", "B"); /* Fix me, but why bother.. */
 #endif
 	return 0;
 }
diff --git a/board/bosch/shc/board.c b/board/bosch/shc/board.c
index 38577f3..2c830a2 100644
--- a/board/bosch/shc/board.c
+++ b/board/bosch/shc/board.c
@@ -251,7 +251,7 @@
 
 	if (value == 0) {
 		printf("front button activated !\n");
-		setenv("harakiri", "1");
+		env_set("harakiri", "1");
 	}
 }
 
diff --git a/board/boundary/nitrogen6x/nitrogen6x.c b/board/boundary/nitrogen6x/nitrogen6x.c
index 17fd6f5..c04926c 100644
--- a/board/boundary/nitrogen6x/nitrogen6x.c
+++ b/board/boundary/nitrogen6x/nitrogen6x.c
@@ -954,7 +954,7 @@
 {
 	char envvalue[ARRAY_SIZE(buttons)+1];
 	int numpressed = read_keys(envvalue);
-	setenv("keybd", envvalue);
+	env_set("keybd", envvalue);
 	return numpressed == 0;
 }
 
@@ -995,7 +995,7 @@
 			sprintf(cmd_name, "%s%c", kbd_command_prefix, *suffix);
 			cmd = getenv(cmd_name);
 			if (cmd) {
-				setenv("preboot", cmd);
+				env_set("preboot", cmd);
 				return;
 			}
 		}
diff --git a/board/buffalo/lsxl/lsxl.c b/board/buffalo/lsxl/lsxl.c
index 0f37345..5b31e05 100644
--- a/board/buffalo/lsxl/lsxl.c
+++ b/board/buffalo/lsxl/lsxl.c
@@ -228,7 +228,7 @@
 static void rescue_mode(void)
 {
 	printf("Entering rescue mode..\n");
-	setenv("bootsource", "rescue");
+	env_set("bootsource", "rescue");
 }
 
 static void check_push_button(void)
diff --git a/board/cadence/xtfpga/xtfpga.c b/board/cadence/xtfpga/xtfpga.c
index 0265e9b..83244c3 100644
--- a/board/cadence/xtfpga/xtfpga.c
+++ b/board/cadence/xtfpga/xtfpga.c
@@ -93,7 +93,7 @@
 		x = (*(volatile u32 *)CONFIG_SYS_FPGAREG_DIPSW)
 			& FPGAREG_MAC_MASK;
 		sprintf(&s[15], "%02x", x);
-		setenv("ethaddr", s);
+		env_set("ethaddr", s);
 	}
 #endif /* CONFIG_CMD_NET */
 
diff --git a/board/ccv/xpress/xpress.c b/board/ccv/xpress/xpress.c
index 542e534..b656465 100644
--- a/board/ccv/xpress/xpress.c
+++ b/board/ccv/xpress/xpress.c
@@ -318,7 +318,7 @@
 int board_late_init(void)
 {
 	add_board_boot_modes(board_boot_modes);
-	setenv("board_name", "xpress");
+	env_set("board_name", "xpress");
 
 	return 0;
 }
diff --git a/board/congatec/cgtqmx6eval/cgtqmx6eval.c b/board/congatec/cgtqmx6eval/cgtqmx6eval.c
index 5cb97b4..ac66248 100644
--- a/board/congatec/cgtqmx6eval/cgtqmx6eval.c
+++ b/board/congatec/cgtqmx6eval/cgtqmx6eval.c
@@ -755,9 +755,9 @@
 {
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 	if (is_mx6dq())
-		setenv("board_rev", "MX6Q");
+		env_set("board_rev", "MX6Q");
 	else
-		setenv("board_rev", "MX6DL");
+		env_set("board_rev", "MX6DL");
 #endif
 
 	return 0;
diff --git a/board/cssi/MCR3000/MCR3000.c b/board/cssi/MCR3000/MCR3000.c
index 43c4cb7..c928881 100644
--- a/board/cssi/MCR3000/MCR3000.c
+++ b/board/cssi/MCR3000/MCR3000.c
@@ -123,7 +123,7 @@
 
 	/* if BTN_ACQ_AL is pressed then bootdelay is changed to 60 second */
 	if ((in_be16(&iop->iop_pcdat) & 0x0004) == 0)
-		setenv("bootdelay", "60");
+		env_set("bootdelay", "60");
 
 	return 0;
 }
diff --git a/board/davinci/da8xxevm/omapl138_lcdk.c b/board/davinci/da8xxevm/omapl138_lcdk.c
index 52bb736..29296b0 100644
--- a/board/davinci/da8xxevm/omapl138_lcdk.c
+++ b/board/davinci/da8xxevm/omapl138_lcdk.c
@@ -337,7 +337,7 @@
 				addr[0], addr[1], addr[2], addr[3], addr[4],
 				addr[5]);
 
-			setenv("ethaddr", (char *)tmp);
+			env_set("ethaddr", (char *)tmp);
 		} else {
 			printf("Invalid MAC address read.\n");
 		}
diff --git a/board/el/el6x/el6x.c b/board/el/el6x/el6x.c
index cbe355a..6b98b5c 100644
--- a/board/el/el6x/el6x.c
+++ b/board/el/el6x/el6x.c
@@ -466,7 +466,7 @@
 	add_board_boot_modes(board_boot_modes);
 #endif
 
-	setenv("board_name", BOARD_NAME);
+	env_set("board_name", BOARD_NAME);
 	return 0;
 }
 
diff --git a/board/engicam/common/board.c b/board/engicam/common/board.c
index e3bb569..56112d3 100644
--- a/board/engicam/common/board.c
+++ b/board/engicam/common/board.c
@@ -25,7 +25,7 @@
 
 	/* Set mmcblk env */
 	sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw", dev_no);
-	setenv("mmcroot", mmcblk);
+	env_set("mmcroot", mmcblk);
 
 	sprintf(cmd, "mmc dev %d", dev_no);
 	run_command(cmd, 0);
@@ -43,20 +43,20 @@
 #ifdef CONFIG_ENV_IS_IN_MMC
 		mmc_late_init();
 #endif
-		setenv("modeboot", "mmcboot");
+		env_set("modeboot", "mmcboot");
 		break;
 	case IMX6_BMODE_NAND:
-		setenv("modeboot", "nandboot");
+		env_set("modeboot", "nandboot");
 		break;
 	default:
-		setenv("modeboot", "");
+		env_set("modeboot", "");
 		break;
 	}
 
 	if (is_mx6ul())
-		setenv("console", "ttymxc0");
+		env_set("console", "ttymxc0");
 	else
-		setenv("console", "ttymxc3");
+		env_set("console", "ttymxc3");
 
 	setenv_fdt_file();
 
diff --git a/board/engicam/geam6ul/geam6ul.c b/board/engicam/geam6ul/geam6ul.c
index bc36fc7..ffd383a 100644
--- a/board/engicam/geam6ul/geam6ul.c
+++ b/board/engicam/geam6ul/geam6ul.c
@@ -93,7 +93,7 @@
 void setenv_fdt_file(void)
 {
 	if (is_mx6ul())
-		setenv("fdt_file", "imx6ul-geam-kit.dtb");
+		env_set("fdt_file", "imx6ul-geam-kit.dtb");
 }
 
 #ifdef CONFIG_SPL_BUILD
diff --git a/board/engicam/icorem6/icorem6.c b/board/engicam/icorem6/icorem6.c
index 5b2ed06..3d4f713 100644
--- a/board/engicam/icorem6/icorem6.c
+++ b/board/engicam/icorem6/icorem6.c
@@ -195,9 +195,9 @@
 void setenv_fdt_file(void)
 {
 	if (is_mx6dq())
-		setenv("fdt_file", "imx6q-icore.dtb");
+		env_set("fdt_file", "imx6q-icore.dtb");
 	else if(is_mx6dl() || is_mx6solo())
-		setenv("fdt_file", "imx6dl-icore.dtb");
+		env_set("fdt_file", "imx6dl-icore.dtb");
 }
 
 #ifdef CONFIG_SPL_BUILD
diff --git a/board/engicam/icorem6_rqs/icorem6_rqs.c b/board/engicam/icorem6_rqs/icorem6_rqs.c
index 10a9471..2a321dc 100644
--- a/board/engicam/icorem6_rqs/icorem6_rqs.c
+++ b/board/engicam/icorem6_rqs/icorem6_rqs.c
@@ -35,9 +35,9 @@
 void setenv_fdt_file(void)
 {
 	if (is_mx6dq())
-		setenv("fdt_file", "imx6q-icore-rqs.dtb");
+		env_set("fdt_file", "imx6q-icore-rqs.dtb");
 	else if(is_mx6dl() || is_mx6solo())
-		setenv("fdt_file", "imx6dl-icore-rqs.dtb");
+		env_set("fdt_file", "imx6dl-icore-rqs.dtb");
 }
 
 #ifdef CONFIG_SPL_BUILD
diff --git a/board/engicam/isiotmx6ul/isiotmx6ul.c b/board/engicam/isiotmx6ul/isiotmx6ul.c
index 4dcc9ea..fbf1724 100644
--- a/board/engicam/isiotmx6ul/isiotmx6ul.c
+++ b/board/engicam/isiotmx6ul/isiotmx6ul.c
@@ -102,9 +102,9 @@
 {
 	if (is_mx6ul()) {
 #ifdef CONFIG_ENV_IS_IN_MMC
-		setenv("fdt_file", "imx6ul-isiot-emmc.dtb");
+		env_set("fdt_file", "imx6ul-isiot-emmc.dtb");
 #else
-		setenv("fdt_file", "imx6ul-isiot-nand.dtb");
+		env_set("fdt_file", "imx6ul-isiot-nand.dtb");
 #endif
 	}
 }
diff --git a/board/freescale/common/cmd_esbc_validate.c b/board/freescale/common/cmd_esbc_validate.c
index cefe3cc..b3e5f01 100644
--- a/board/freescale/common/cmd_esbc_validate.c
+++ b/board/freescale/common/cmd_esbc_validate.c
@@ -52,7 +52,7 @@
 	 * to continue U-Boot
 	 */
 	sprintf(buf, "%lx", img_addr);
-	setenv("img_addr", buf);
+	env_set("img_addr", buf);
 
 	if (ret)
 		return 1;
diff --git a/board/freescale/common/fsl_chain_of_trust.c b/board/freescale/common/fsl_chain_of_trust.c
index dfe5d20..6e750b0 100644
--- a/board/freescale/common/fsl_chain_of_trust.c
+++ b/board/freescale/common/fsl_chain_of_trust.c
@@ -80,12 +80,12 @@
 	 * bootdelay = 0 (To disable Boot Prompt)
 	 * bootcmd = CONFIG_CHAIN_BOOT_CMD (Validate and execute Boot script)
 	 */
-	setenv("bootdelay", "0");
+	env_set("bootdelay", "0");
 
 #ifdef CONFIG_ARM
-	setenv("secureboot", "y");
+	env_set("secureboot", "y");
 #else
-	setenv("bootcmd", CONFIG_CHAIN_BOOT_CMD);
+	env_set("bootcmd", CONFIG_CHAIN_BOOT_CMD);
 #endif
 
 	return 0;
diff --git a/board/freescale/common/sys_eeprom.c b/board/freescale/common/sys_eeprom.c
index 29aa778..c593cff 100644
--- a/board/freescale/common/sys_eeprom.c
+++ b/board/freescale/common/sys_eeprom.c
@@ -479,7 +479,7 @@
 			 * (i.e. have not yet been set)
 			 */
 			if (!getenv(enetvar))
-				setenv(enetvar, ethaddr);
+				env_set(enetvar, ethaddr);
 		}
 	}
 
diff --git a/board/freescale/mpc8323erdb/mpc8323erdb.c b/board/freescale/mpc8323erdb/mpc8323erdb.c
index f30a151..b715d83 100644
--- a/board/freescale/mpc8323erdb/mpc8323erdb.c
+++ b/board/freescale/mpc8323erdb/mpc8323erdb.c
@@ -216,7 +216,7 @@
 						buf[i * 6 + 4], buf[i * 6 + 5]);
 					sprintf((char *)enetvar,
 						i ? "eth%daddr" : "ethaddr", i);
-					setenv((char *)enetvar, str);
+					env_set((char *)enetvar, str);
 				}
 			}
 		}
diff --git a/board/freescale/mx53loco/mx53loco.c b/board/freescale/mx53loco/mx53loco.c
index 27d606f..ea36603 100644
--- a/board/freescale/mx53loco/mx53loco.c
+++ b/board/freescale/mx53loco/mx53loco.c
@@ -246,7 +246,7 @@
 		if (!p)
 			return -ENODEV;
 
-		setenv("fdt_file", "imx53-qsb.dtb");
+		env_set("fdt_file", "imx53-qsb.dtb");
 
 		/* Set VDDA to 1.25V */
 		val = DA9052_BUCKCORE_BCOREEN | DA_BUCKCORE_VBCORE_1_250V;
@@ -289,7 +289,7 @@
 		if (!p)
 			return -ENODEV;
 
-		setenv("fdt_file", "imx53-qsrb.dtb");
+		env_set("fdt_file", "imx53-qsrb.dtb");
 
 		/* Set VDDGP to 1.25V for 1GHz on SW1 */
 		pmic_reg_read(p, REG_SW_0, &val);
diff --git a/board/freescale/mx6sabreauto/mx6sabreauto.c b/board/freescale/mx6sabreauto/mx6sabreauto.c
index a5703a3..ea78091 100644
--- a/board/freescale/mx6sabreauto/mx6sabreauto.c
+++ b/board/freescale/mx6sabreauto/mx6sabreauto.c
@@ -687,14 +687,14 @@
 #endif
 
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
-	setenv("board_name", "SABREAUTO");
+	env_set("board_name", "SABREAUTO");
 
 	if (is_mx6dqp())
-		setenv("board_rev", "MX6QP");
+		env_set("board_rev", "MX6QP");
 	else if (is_mx6dq())
-		setenv("board_rev", "MX6Q");
+		env_set("board_rev", "MX6Q");
 	else if (is_mx6sdl())
-		setenv("board_rev", "MX6DL");
+		env_set("board_rev", "MX6DL");
 #endif
 
 	return 0;
diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c
index e416042..19aa6f4 100644
--- a/board/freescale/mx6sabresd/mx6sabresd.c
+++ b/board/freescale/mx6sabresd/mx6sabresd.c
@@ -700,14 +700,14 @@
 #endif
 
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
-	setenv("board_name", "SABRESD");
+	env_set("board_name", "SABRESD");
 
 	if (is_mx6dqp())
-		setenv("board_rev", "MX6QP");
+		env_set("board_rev", "MX6QP");
 	else if (is_mx6dq())
-		setenv("board_rev", "MX6Q");
+		env_set("board_rev", "MX6Q");
 	else if (is_mx6sdl())
-		setenv("board_rev", "MX6DL");
+		env_set("board_rev", "MX6DL");
 #endif
 
 	return 0;
diff --git a/board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c b/board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c
index a30c379..cf7a069 100644
--- a/board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c
+++ b/board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c
@@ -674,12 +674,12 @@
 #endif
 
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
-	setenv("board_name", "EVK");
+	env_set("board_name", "EVK");
 
 	if (is_mx6ul_9x9_evk())
-		setenv("board_rev", "9X9");
+		env_set("board_rev", "9X9");
 	else
-		setenv("board_rev", "14X14");
+		env_set("board_rev", "14X14");
 #endif
 
 	return 0;
diff --git a/board/freescale/mx6ullevk/mx6ullevk.c b/board/freescale/mx6ullevk/mx6ullevk.c
index 66b08f8..cebcec7 100644
--- a/board/freescale/mx6ullevk/mx6ullevk.c
+++ b/board/freescale/mx6ullevk/mx6ullevk.c
@@ -84,8 +84,8 @@
 #endif
 
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
-	setenv("board_name", "EVK");
-	setenv("board_rev", "14X14");
+	env_set("board_name", "EVK");
+	env_set("board_rev", "14X14");
 #endif
 
 	return 0;
diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c
index 89848c8..efadb0c 100644
--- a/board/gateworks/gw_ventana/gw_ventana.c
+++ b/board/gateworks/gw_ventana/gw_ventana.c
@@ -301,7 +301,7 @@
 	if (!getenv("ethprime")) {
 		struct eth_device *dev = eth_get_dev_by_index(0);
 		if (dev) {
-			setenv("ethprime", dev->name);
+			env_set("ethprime", dev->name);
 			printf("set ethprime to %s\n", getenv("ethprime"));
 		}
 	}
@@ -662,7 +662,7 @@
 	if (p)
 		quiet = simple_strtol(p, NULL, 10);
 	else
-		setenv("quiet", "0");
+		env_set("quiet", "0");
 
 	puts("\nGateworks Corporation Copyright 2014\n");
 	if (info->model[0]) {
@@ -737,26 +737,26 @@
 		else if (is_cpu_type(MXC_CPU_MX6DL) ||
 			 is_cpu_type(MXC_CPU_MX6SOLO))
 			cputype = "imx6dl";
-		setenv("soctype", cputype);
+		env_set("soctype", cputype);
 		if (8 << (ventana_info.nand_flash_size-1) >= 2048)
-			setenv("flash_layout", "large");
+			env_set("flash_layout", "large");
 		else
-			setenv("flash_layout", "normal");
+			env_set("flash_layout", "normal");
 		memset(str, 0, sizeof(str));
 		for (i = 0; i < (sizeof(str)-1) && info->model[i]; i++)
 			str[i] = tolower(info->model[i]);
-		setenv("model", str);
+		env_set("model", str);
 		if (!getenv("fdt_file")) {
 			sprintf(fdt, "%s-%s.dtb", cputype, str);
-			setenv("fdt_file", fdt);
+			env_set("fdt_file", fdt);
 		}
 		p = strchr(str, '-');
 		if (p) {
 			*p++ = 0;
 
-			setenv("model_base", str);
+			env_set("model_base", str);
 			sprintf(fdt, "%s-%s.dtb", cputype, str);
-			setenv("fdt_file1", fdt);
+			env_set("fdt_file1", fdt);
 			if (board_type != GW551x &&
 			    board_type != GW552x &&
 			    board_type != GW553x &&
@@ -765,7 +765,7 @@
 			str[5] = 'x';
 			str[6] = 0;
 			sprintf(fdt, "%s-%s.dtb", cputype, str);
-			setenv("fdt_file2", fdt);
+			env_set("fdt_file2", fdt);
 		}
 
 		/* initialize env from EEPROM */
@@ -780,11 +780,11 @@
 
 		/* board serial-number */
 		sprintf(str, "%6d", info->serial);
-		setenv("serial#", str);
+		env_set("serial#", str);
 
 		/* memory MB */
 		sprintf(str, "%d", (int) (gd->ram_size >> 20));
-		setenv("mem_mb", str);
+		env_set("mem_mb", str);
 	}
 
 	/* Set a non-initialized hwconfig based on board configuration */
@@ -798,7 +798,7 @@
 			if (strlen(buf) + strlen(buf1) < sizeof(buf))
 				strcat(buf, buf1);
 		}
-		setenv("hwconfig", buf);
+		env_set("hwconfig", buf);
 	}
 
 	/* setup baseboard specific GPIO based on board and env */
diff --git a/board/grinn/liteboard/board.c b/board/grinn/liteboard/board.c
index 817e22f..835be99 100644
--- a/board/grinn/liteboard/board.c
+++ b/board/grinn/liteboard/board.c
@@ -173,7 +173,7 @@
 	/* Set mmcblk env */
 	sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw",
 		dev_no);
-	setenv("mmcroot", mmcblk);
+	env_set("mmcroot", mmcblk);
 
 	sprintf(cmd, "mmc dev %d", dev_no);
 	run_command(cmd, 0);
diff --git a/board/highbank/highbank.c b/board/highbank/highbank.c
index 1af2207..e51043a 100644
--- a/board/highbank/highbank.c
+++ b/board/highbank/highbank.c
@@ -82,9 +82,9 @@
 	sprintf(envbuffer, "bootcmd%d", boot_choice);
 	if (getenv(envbuffer)) {
 		sprintf(envbuffer, "run bootcmd%d", boot_choice);
-		setenv("bootcmd", envbuffer);
+		env_set("bootcmd", envbuffer);
 	} else
-		setenv("bootcmd", "");
+		env_set("bootcmd", "");
 
 	return 0;
 }
diff --git a/board/htkw/mcx/mcx.c b/board/htkw/mcx/mcx.c
index 1deb2bd..0a02e44 100644
--- a/board/htkw/mcx/mcx.c
+++ b/board/htkw/mcx/mcx.c
@@ -83,7 +83,7 @@
 	if (gpio_get_value(HOT_WATER_BUTTON))
 		return 0;
 
-	setenv("bootcmd", "run swupdate");
+	env_set("bootcmd", "run swupdate");
 
 	return 0;
 }
diff --git a/board/intel/edison/edison.c b/board/intel/edison/edison.c
index 80f9b54..aaafae8 100644
--- a/board/intel/edison/edison.c
+++ b/board/intel/edison/edison.c
@@ -64,11 +64,11 @@
 
 	snprintf(usb0addr, sizeof(usb0addr), "02:00:86:%02x:%02x:%02x",
 		 ssn[13], ssn[14], ssn[15]);
-	setenv("usb0addr", usb0addr);
+	env_set("usb0addr", usb0addr);
 
 	for (i = 0; i < 16; i++)
 		snprintf(&serial[2 * i], 3, "%02x", ssn[i]);
-	setenv("serial#", serial);
+	env_set("serial#", serial);
 
 #if defined(CONFIG_CMD_SAVEENV) && !defined(CONFIG_ENV_IS_NOWHERE)
 	env_save();
@@ -86,7 +86,7 @@
 		printf("Can't retrieve hardware revision\n");
 
 	snprintf(hardware_id, sizeof(hardware_id), "%02X", v.hardware_id);
-	setenv("hardware_id", hardware_id);
+	env_set("hardware_id", hardware_id);
 
 #if defined(CONFIG_CMD_SAVEENV) && !defined(CONFIG_ENV_IS_NOWHERE)
 	env_save();
diff --git a/board/isee/igep003x/board.c b/board/isee/igep003x/board.c
index e33170d..24687e2 100644
--- a/board/isee/igep003x/board.c
+++ b/board/isee/igep003x/board.c
@@ -194,13 +194,13 @@
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 	switch (get_board_revision()) {
 		case 0:
-			setenv("board_name", "igep0034-lite");
+			env_set("board_name", "igep0034-lite");
 			break;
 		case 1:
-			setenv("board_name", "igep0034");
+			env_set("board_name", "igep0034");
 			break;
 		default:
-			setenv("board_name", "igep0033");
+			env_set("board_name", "igep0033");
 			break;
 	}
 #endif
diff --git a/board/isee/igep00x0/igep00x0.c b/board/isee/igep00x0/igep00x0.c
index 843d35e..a7a7560 100644
--- a/board/isee/igep00x0/igep00x0.c
+++ b/board/isee/igep00x0/igep00x0.c
@@ -251,10 +251,10 @@
 {
 	switch (gd->bd->bi_arch_number) {
 	case MACH_TYPE_IGEP0020:
-		setenv("fdtfile", "omap3-igep0020.dtb");
+		env_set("fdtfile", "omap3-igep0020.dtb");
 		break;
 	case MACH_TYPE_IGEP0030:
-		setenv("fdtfile", "omap3-igep0030.dtb");
+		env_set("fdtfile", "omap3-igep0030.dtb");
 		break;
 	}
 }
diff --git a/board/keymile/common/common.c b/board/keymile/common/common.c
index 408079c..56d3044 100644
--- a/board/keymile/common/common.c
+++ b/board/keymile/common/common.c
@@ -51,7 +51,7 @@
 	pnvramaddr = gd->ram_size - CONFIG_KM_RESERVED_PRAM - CONFIG_KM_PHRAM
 			- CONFIG_KM_PNVRAM;
 	sprintf((char *)buf, "0x%x", pnvramaddr);
-	setenv("pnvramaddr", (char *)buf);
+	env_set("pnvramaddr", (char *)buf);
 
 	/* try to read rootfssize (ram image) from environment */
 	p = getenv("rootfssize");
@@ -60,15 +60,15 @@
 	pram = (rootfssize + CONFIG_KM_RESERVED_PRAM + CONFIG_KM_PHRAM +
 		CONFIG_KM_PNVRAM) / 0x400;
 	sprintf((char *)buf, "0x%x", pram);
-	setenv("pram", (char *)buf);
+	env_set("pram", (char *)buf);
 
 	varaddr = gd->ram_size - CONFIG_KM_RESERVED_PRAM - CONFIG_KM_PHRAM;
 	sprintf((char *)buf, "0x%x", varaddr);
-	setenv("varaddr", (char *)buf);
+	env_set("varaddr", (char *)buf);
 
 	kernelmem = gd->ram_size - 0x400 * pram;
 	sprintf((char *)buf, "0x%x", kernelmem);
-	setenv("kernelmem", (char *)buf);
+	env_set("kernelmem", (char *)buf);
 
 	return 0;
 }
@@ -169,7 +169,7 @@
 		return 1;
 	}
 	strcpy((char *)buf, p);
-	setenv("boardid", (char *)buf);
+	env_set("boardid", (char *)buf);
 	printf("set boardid=%s\n", buf);
 
 	p = get_local_var("IVM_HWKey");
@@ -178,7 +178,7 @@
 		return 1;
 	}
 	strcpy((char *)buf, p);
-	setenv("hwkey", (char *)buf);
+	env_set("hwkey", (char *)buf);
 	printf("set hwkey=%s\n", buf);
 	printf("Execute manually saveenv for persistent storage.\n");
 
@@ -311,9 +311,9 @@
 					envbid   = bid;
 					envhwkey = hwkey;
 					sprintf(buf, "%lx", bid);
-					setenv("boardid", buf);
+					env_set("boardid", buf);
 					sprintf(buf, "%lx", hwkey);
-					setenv("hwkey", buf);
+					env_set("hwkey", buf);
 				}
 			} /* end while( ! found ) */
 		}
diff --git a/board/keymile/common/ivm.c b/board/keymile/common/ivm.c
index e9e518c..dc40a83 100644
--- a/board/keymile/common/ivm.c
+++ b/board/keymile/common/ivm.c
@@ -310,11 +310,11 @@
 #ifndef CONFIG_KMTEGR1
 	/* if an offset is defined, add it */
 	process_mac(valbuf, page2, CONFIG_PIGGY_MAC_ADRESS_OFFSET, true);
-	setenv((char *)"ethaddr", (char *)valbuf);
+	env_set((char *)"ethaddr", (char *)valbuf);
 #ifdef CONFIG_KMVECT1
 /* KMVECT1 has two ethernet interfaces */
 	process_mac(valbuf, page2, 1, true);
-	setenv((char *)"eth1addr", (char *)valbuf);
+	env_set((char *)"eth1addr", (char *)valbuf);
 #endif
 #else
 /* KMTEGR1 has a special setup. eth0 has no connection to the outside and
@@ -322,9 +322,9 @@
  * gets the official MAC address from the IVM
  */
 	process_mac(valbuf, page2, CONFIG_PIGGY_MAC_ADRESS_OFFSET, false);
-	setenv((char *)"ethaddr", (char *)valbuf);
+	env_set((char *)"ethaddr", (char *)valbuf);
 	process_mac(valbuf, page2, CONFIG_PIGGY_MAC_ADRESS_OFFSET, true);
-	setenv((char *)"eth1addr", (char *)valbuf);
+	env_set((char *)"eth1addr", (char *)valbuf);
 #endif
 
 	return 0;
diff --git a/board/keymile/km83xx/km83xx.c b/board/keymile/km83xx/km83xx.c
index 8020c37..5e07faa 100644
--- a/board/keymile/km83xx/km83xx.c
+++ b/board/keymile/km83xx/km83xx.c
@@ -263,11 +263,11 @@
 	mv88e_sw_reset(name, CONFIG_KM_MVEXTSW_ADDR);
 
 	if (piggy_present()) {
-		setenv("ethact", "UEC2");
-		setenv("netdev", "eth1");
+		env_set("ethact", "UEC2");
+		env_set("netdev", "eth1");
 		puts("using PIGGY for network boot\n");
 	} else {
-		setenv("netdev", "eth0");
+		env_set("netdev", "eth0");
 		puts("using frontport for network boot\n");
 	}
 #endif
@@ -280,7 +280,7 @@
 	if (dip_switch != 0) {
 		/* start bootloader */
 		puts("DIP:   Enabled\n");
-		setenv("actual_bank", "0");
+		env_set("actual_bank", "0");
 	}
 #endif
 	set_km_env();
diff --git a/board/keymile/km_arm/km_arm.c b/board/keymile/km_arm/km_arm.c
index 85785ff..08ae9ae 100644
--- a/board/keymile/km_arm/km_arm.c
+++ b/board/keymile/km_arm/km_arm.c
@@ -193,7 +193,7 @@
 	unsigned int bootcountaddr;
 	bootcountaddr = gd->ram_size - BOOTCOUNT_ADDR;
 	sprintf((char *)buf, "0x%x", bootcountaddr);
-	setenv("bootcountaddr", (char *)buf);
+	env_set("bootcountaddr", (char *)buf);
 }
 
 int misc_init_r(void)
@@ -299,7 +299,7 @@
 	if (dip_switch != 0) {
 		/* start bootloader */
 		puts("DIP:   Enabled\n");
-		setenv("actual_bank", "0");
+		env_set("actual_bank", "0");
 	}
 #endif
 
diff --git a/board/keymile/kmp204x/kmp204x.c b/board/keymile/kmp204x/kmp204x.c
index abb2019..095e467 100644
--- a/board/keymile/kmp204x/kmp204x.c
+++ b/board/keymile/kmp204x/kmp204x.c
@@ -222,7 +222,7 @@
 	if (dip_switch != 0) {
 		/* start bootloader */
 		puts("DIP:   Enabled\n");
-		setenv("actual_bank", "0");
+		env_set("actual_bank", "0");
 	}
 #endif
 	set_km_env();
diff --git a/board/lg/sniper/sniper.c b/board/lg/sniper/sniper.c
index f924645..4906e4f 100644
--- a/board/lg/sniper/sniper.c
+++ b/board/lg/sniper/sniper.c
@@ -134,7 +134,7 @@
 
 	if (reboot_mode[0] > 0 && isascii(reboot_mode[0])) {
 		if (!getenv("reboot-mode"))
-			setenv("reboot-mode", (char *)reboot_mode);
+			env_set("reboot-mode", (char *)reboot_mode);
 	}
 
 	omap_reboot_mode_clear();
diff --git a/board/liebherr/mccmon6/mccmon6.c b/board/liebherr/mccmon6/mccmon6.c
index e265e2a..8d0a666 100644
--- a/board/liebherr/mccmon6/mccmon6.c
+++ b/board/liebherr/mccmon6/mccmon6.c
@@ -367,7 +367,7 @@
 
 int board_late_init(void)
 {
-	setenv("board_name", "mccmon6");
+	env_set("board_name", "mccmon6");
 
 	return 0;
 }
diff --git a/board/logicpd/imx6/imx6logic.c b/board/logicpd/imx6/imx6logic.c
index 0a7d412..78fc546 100644
--- a/board/logicpd/imx6/imx6logic.c
+++ b/board/logicpd/imx6/imx6logic.c
@@ -173,11 +173,11 @@
 
 int board_late_init(void)
 {
-	setenv("board_name", "imx6logic");
+	env_set("board_name", "imx6logic");
 
 	if (is_mx6dq()) {
-		setenv("board_rev", "MX6DQ");
-		setenv("fdt_file", "imx6q-logicpd.dtb");
+		env_set("board_rev", "MX6DQ");
+		env_set("fdt_file", "imx6q-logicpd.dtb");
 	}
 
 	return 0;
diff --git a/board/logicpd/omap3som/omap3logic.c b/board/logicpd/omap3som/omap3logic.c
index f8b9f68..e86e0c3 100644
--- a/board/logicpd/omap3som/omap3logic.c
+++ b/board/logicpd/omap3som/omap3logic.c
@@ -220,7 +220,7 @@
 
 		/* If the user has not set fdtimage, set the default */
 		if (!getenv("fdtimage"))
-			setenv("fdtimage", board->fdtfile);
+			env_set("fdtimage", board->fdtfile);
 	}
 
 	/* restore hsusb0_data5 pin as hsusb0_data5 */
diff --git a/board/nokia/rx51/rx51.c b/board/nokia/rx51/rx51.c
index 6a4427a..889e748 100644
--- a/board/nokia/rx51/rx51.c
+++ b/board/nokia/rx51/rx51.c
@@ -413,7 +413,7 @@
 
 	/* set env variable attkernaddr for relocated kernel */
 	sprintf(buf, "%#x", KERNEL_ADDRESS);
-	setenv("attkernaddr", buf);
+	env_set("attkernaddr", buf);
 
 	/* initialize omap tags */
 	init_omap_tags();
diff --git a/board/overo/overo.c b/board/overo/overo.c
index adf33cf..140e34d 100644
--- a/board/overo/overo.c
+++ b/board/overo/overo.c
@@ -172,47 +172,47 @@
 			expansion_config.revision,
 			expansion_config.fab_revision);
 		MUX_GUMSTIX();
-		setenv("defaultdisplay", "dvi");
-		setenv("expansionname", "summit");
+		env_set("defaultdisplay", "dvi");
+		env_set("expansionname", "summit");
 		break;
 	case GUMSTIX_TOBI:
 		printf("Recognized Tobi expansion board (rev %d %s)\n",
 			expansion_config.revision,
 			expansion_config.fab_revision);
 		MUX_GUMSTIX();
-		setenv("defaultdisplay", "dvi");
-		setenv("expansionname", "tobi");
+		env_set("defaultdisplay", "dvi");
+		env_set("expansionname", "tobi");
 		break;
 	case GUMSTIX_TOBI_DUO:
 		printf("Recognized Tobi Duo expansion board (rev %d %s)\n",
 			expansion_config.revision,
 			expansion_config.fab_revision);
 		MUX_GUMSTIX();
-		setenv("expansionname", "tobiduo");
+		env_set("expansionname", "tobiduo");
 		break;
 	case GUMSTIX_PALO35:
 		printf("Recognized Palo35 expansion board (rev %d %s)\n",
 			expansion_config.revision,
 			expansion_config.fab_revision);
 		MUX_GUMSTIX();
-		setenv("defaultdisplay", "lcd35");
-		setenv("expansionname", "palo35");
+		env_set("defaultdisplay", "lcd35");
+		env_set("expansionname", "palo35");
 		break;
 	case GUMSTIX_PALO43:
 		printf("Recognized Palo43 expansion board (rev %d %s)\n",
 			expansion_config.revision,
 			expansion_config.fab_revision);
 		MUX_GUMSTIX();
-		setenv("defaultdisplay", "lcd43");
-		setenv("expansionname", "palo43");
+		env_set("defaultdisplay", "lcd43");
+		env_set("expansionname", "palo43");
 		break;
 	case GUMSTIX_CHESTNUT43:
 		printf("Recognized Chestnut43 expansion board (rev %d %s)\n",
 			expansion_config.revision,
 			expansion_config.fab_revision);
 		MUX_GUMSTIX();
-		setenv("defaultdisplay", "lcd43");
-		setenv("expansionname", "chestnut43");
+		env_set("defaultdisplay", "lcd43");
+		env_set("expansionname", "chestnut43");
 		break;
 	case GUMSTIX_PINTO:
 		printf("Recognized Pinto expansion board (rev %d %s)\n",
@@ -225,8 +225,8 @@
 			expansion_config.revision,
 			expansion_config.fab_revision);
 		MUX_GUMSTIX();
-		setenv("defaultdisplay", "lcd43");
-		setenv("expansionname", "gallop43");
+		env_set("defaultdisplay", "lcd43");
+		env_set("expansionname", "gallop43");
 		break;
 	case GUMSTIX_ALTO35:
 		printf("Recognized Alto35 expansion board (rev %d %s)\n",
@@ -234,8 +234,8 @@
 			expansion_config.fab_revision);
 		MUX_GUMSTIX();
 		MUX_ALTO35();
-		setenv("defaultdisplay", "lcd35");
-		setenv("expansionname", "alto35");
+		env_set("defaultdisplay", "lcd35");
+		env_set("expansionname", "alto35");
 		break;
 	case GUMSTIX_STAGECOACH:
 		printf("Recognized Stagecoach expansion board (rev %d %s)\n",
@@ -261,8 +261,8 @@
 			expansion_config.fab_revision);
 		MUX_GUMSTIX();
 		MUX_ARBOR43C();
-		setenv("defaultdisplay", "lcd43");
-		setenv("expansionname", "arbor43c");
+		env_set("defaultdisplay", "lcd43");
+		env_set("expansionname", "arbor43c");
 		break;
 	case ETTUS_USRP_E:
 		printf("Recognized Ettus Research USRP-E (rev %d %s)\n",
@@ -270,13 +270,13 @@
 			expansion_config.fab_revision);
 		MUX_GUMSTIX();
 		MUX_USRP_E();
-		setenv("defaultdisplay", "dvi");
+		env_set("defaultdisplay", "dvi");
 		break;
 	case GUMSTIX_NO_EEPROM:
 	case GUMSTIX_EMPTY_EEPROM:
 		puts("No or empty EEPROM on expansion board\n");
 		MUX_GUMSTIX();
-		setenv("expansionname", "tobi");
+		env_set("expansionname", "tobi");
 		break;
 	default:
 		printf("Unrecognized expansion board 0x%08x\n", expansion_id);
@@ -284,14 +284,14 @@
 	}
 
 	if (expansion_config.content == 1)
-		setenv(expansion_config.env_var, expansion_config.env_setting);
+		env_set(expansion_config.env_var, expansion_config.env_setting);
 
 	omap_die_id_display();
 
 	if (get_cpu_family() == CPU_OMAP34XX)
-		setenv("boardname", "overo");
+		env_set("boardname", "overo");
 	else
-		setenv("boardname", "overo-storm");
+		env_set("boardname", "overo-storm");
 
 	return 0;
 }
diff --git a/board/qualcomm/dragonboard410c/dragonboard410c.c b/board/qualcomm/dragonboard410c/dragonboard410c.c
index 37d0b85..848e278 100644
--- a/board/qualcomm/dragonboard410c/dragonboard410c.c
+++ b/board/qualcomm/dragonboard410c/dragonboard410c.c
@@ -128,7 +128,7 @@
 	}
 
 	if (dm_gpio_get_value(&resin)) {
-		setenv("bootdelay", "-1");
+		env_set("bootdelay", "-1");
 		printf("Power button pressed - dropping to console.\n");
 	}
 
diff --git a/board/raspberrypi/rpi/rpi.c b/board/raspberrypi/rpi/rpi.c
index d3c6ba5..c1985fd 100644
--- a/board/raspberrypi/rpi/rpi.c
+++ b/board/raspberrypi/rpi/rpi.c
@@ -251,7 +251,7 @@
 		return;
 
 	fdtfile = model->fdtfile;
-	setenv("fdtfile", fdtfile);
+	env_set("fdtfile", fdtfile);
 }
 
 /*
@@ -303,7 +303,7 @@
 	eth_setenv_enetaddr("usbethaddr", msg->get_mac_address.body.resp.mac);
 
 	if (!getenv("ethaddr"))
-		setenv("ethaddr", getenv("usbethaddr"));
+		env_set("ethaddr", getenv("usbethaddr"));
 
 	return;
 }
@@ -314,13 +314,13 @@
 	char s[11];
 
 	snprintf(s, sizeof(s), "0x%X", revision);
-	setenv("board_revision", s);
+	env_set("board_revision", s);
 	snprintf(s, sizeof(s), "%d", rev_scheme);
-	setenv("board_rev_scheme", s);
+	env_set("board_rev_scheme", s);
 	/* Can't rename this to board_rev_type since it's an ABI for scripts */
 	snprintf(s, sizeof(s), "0x%X", rev_type);
-	setenv("board_rev", s);
-	setenv("board_name", model->name);
+	env_set("board_rev", s);
+	env_set("board_name", model->name);
 }
 #endif /* CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG */
 
@@ -345,7 +345,7 @@
 
 	snprintf(serial_string, sizeof(serial_string), "%016" PRIx64,
 		 msg->get_board_serial.body.resp.serial);
-	setenv("serial#", serial_string);
+	env_set("serial#", serial_string);
 }
 
 int misc_init_r(void)
diff --git a/board/renesas/ecovec/ecovec.c b/board/renesas/ecovec/ecovec.c
index 28b557a..e4bb440 100644
--- a/board/renesas/ecovec/ecovec.c
+++ b/board/renesas/ecovec/ecovec.c
@@ -55,7 +55,7 @@
 	/* Set MAC address */
 	sprintf(env_mac, "%02X:%02X:%02X:%02X:%02X:%02X",
 		mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
-	setenv("ethaddr", env_mac);
+	env_set("ethaddr", env_mac);
 
 	debug_led(0x0F);
 
diff --git a/board/renesas/sh7752evb/sh7752evb.c b/board/renesas/sh7752evb/sh7752evb.c
index 525d979..4a76fb7 100644
--- a/board/renesas/sh7752evb/sh7752evb.c
+++ b/board/renesas/sh7752evb/sh7752evb.c
@@ -221,10 +221,10 @@
 	for (i = 0; i < SH7752EVB_ETHERNET_NUM_CH; i++) {
 		get_sh_eth_mac(i, mac_string, buf);
 		if (i == 0)
-			setenv("ethaddr", mac_string);
+			env_set("ethaddr", mac_string);
 		else {
 			sprintf(env_string, "eth%daddr", i);
-			setenv(env_string, mac_string);
+			env_set(env_string, mac_string);
 		}
 		set_mac_to_sh_giga_eth_register(i, mac_string);
 	}
diff --git a/board/renesas/sh7753evb/sh7753evb.c b/board/renesas/sh7753evb/sh7753evb.c
index 3d1eeda..ca9e144 100644
--- a/board/renesas/sh7753evb/sh7753evb.c
+++ b/board/renesas/sh7753evb/sh7753evb.c
@@ -237,10 +237,10 @@
 	for (i = 0; i < SH7753EVB_ETHERNET_NUM_CH; i++) {
 		get_sh_eth_mac(i, mac_string, buf);
 		if (i == 0)
-			setenv("ethaddr", mac_string);
+			env_set("ethaddr", mac_string);
 		else {
 			sprintf(env_string, "eth%daddr", i);
-			setenv(env_string, mac_string);
+			env_set(env_string, mac_string);
 		}
 		set_mac_to_sh_giga_eth_register(i, mac_string);
 	}
diff --git a/board/renesas/sh7757lcr/sh7757lcr.c b/board/renesas/sh7757lcr/sh7757lcr.c
index 0a04a9d..3f970fc 100644
--- a/board/renesas/sh7757lcr/sh7757lcr.c
+++ b/board/renesas/sh7757lcr/sh7757lcr.c
@@ -278,10 +278,10 @@
 	for (i = 0; i < SH7757LCR_ETHERNET_NUM_CH; i++) {
 		get_sh_eth_mac(i, mac_string, buf);
 		if (i == 0)
-			setenv("ethaddr", mac_string);
+			env_set("ethaddr", mac_string);
 		else {
 			sprintf(env_string, "eth%daddr", i);
-			setenv(env_string, mac_string);
+			env_set(env_string, mac_string);
 		}
 
 		set_mac_to_sh_eth_register(i, mac_string);
@@ -291,7 +291,7 @@
 	for (i = 0; i < SH7757LCR_GIGA_ETHERNET_NUM_CH; i++) {
 		get_sh_eth_mac(i + SH7757LCR_ETHERNET_NUM_CH, mac_string, buf);
 		sprintf(env_string, "eth%daddr", i + SH7757LCR_ETHERNET_NUM_CH);
-		setenv(env_string, mac_string);
+		env_set(env_string, mac_string);
 
 		set_mac_to_sh_giga_eth_register(i, mac_string);
 	}
diff --git a/board/rockchip/kylin_rk3036/kylin_rk3036.c b/board/rockchip/kylin_rk3036/kylin_rk3036.c
index 7e2edf4..9134994 100644
--- a/board/rockchip/kylin_rk3036/kylin_rk3036.c
+++ b/board/rockchip/kylin_rk3036/kylin_rk3036.c
@@ -44,7 +44,7 @@
 {
 	if (fastboot_key_pressed()) {
 		printf("enter fastboot!\n");
-		setenv("preboot", "setenv preboot; fastboot usb0");
+		env_set("preboot", "setenv preboot; fastboot usb0");
 	}
 
 	return 0;
diff --git a/board/samsung/common/misc.c b/board/samsung/common/misc.c
index b18eed2..4157349 100644
--- a/board/samsung/common/misc.c
+++ b/board/samsung/common/misc.c
@@ -51,7 +51,7 @@
 
 	alt_setting = get_dfu_alt_boot(interface, devstr);
 	if (alt_setting) {
-		setenv("dfu_alt_boot", alt_setting);
+		env_set("dfu_alt_boot", alt_setting);
 		offset = snprintf(buf, buf_size, "%s", alt_setting);
 	}
 
@@ -71,7 +71,7 @@
 		status = "done\n";
 	}
 
-	setenv("dfu_alt_info", alt_info);
+	env_set("dfu_alt_info", alt_info);
 	puts(status);
 }
 #endif
@@ -83,14 +83,14 @@
 
 	snprintf(info, ARRAY_SIZE(info), "%u.%u", (s5p_cpu_rev & 0xf0) >> 4,
 		 s5p_cpu_rev & 0xf);
-	setenv("soc_rev", info);
+	env_set("soc_rev", info);
 
 	snprintf(info, ARRAY_SIZE(info), "%x", s5p_cpu_id);
-	setenv("soc_id", info);
+	env_set("soc_id", info);
 
 #ifdef CONFIG_REVISION_TAG
 	snprintf(info, ARRAY_SIZE(info), "%x", get_board_rev());
-	setenv("board_rev", info);
+	env_set("board_rev", info);
 #endif
 #ifdef CONFIG_OF_LIBFDT
 	const char *bdtype = "";
@@ -102,11 +102,11 @@
 		bdtype = "";
 
 	sprintf(info, "%s%s", bdname, bdtype);
-	setenv("boardname", info);
+	env_set("boardname", info);
 #endif
 	snprintf(info, ARRAY_SIZE(info),  "%s%x-%s%s.dtb",
 		 CONFIG_SYS_SOC, s5p_cpu_id, bdname, bdtype);
-	setenv("fdtfile", info);
+	env_set("fdtfile", info);
 #endif
 }
 #endif /* CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG */
diff --git a/board/samsung/trats/trats.c b/board/samsung/trats/trats.c
index 00059a1..f091338 100644
--- a/board/samsung/trats/trats.c
+++ b/board/samsung/trats/trats.c
@@ -469,7 +469,7 @@
 #endif
 #ifdef CONFIG_S6E8AX0
 	s6e8ax0_init();
-	setenv("lcdinfo", "lcd=s6e8ax0");
+	env_set("lcdinfo", "lcd=s6e8ax0");
 #endif
 }
 #endif
diff --git a/board/samsung/universal_c210/universal.c b/board/samsung/universal_c210/universal.c
index cc6eaf7..549ac8b 100644
--- a/board/samsung/universal_c210/universal.c
+++ b/board/samsung/universal_c210/universal.c
@@ -397,6 +397,6 @@
 	vid->pclk_name = 1;	/* MPLL */
 	vid->sclk_div = 1;
 
-	setenv("lcdinfo", "lcd=ld9040");
+	env_set("lcdinfo", "lcd=ld9040");
 }
 #endif
diff --git a/board/samtec/vining_2000/vining_2000.c b/board/samtec/vining_2000/vining_2000.c
index 5c8b436..d15f2a9 100644
--- a/board/samtec/vining_2000/vining_2000.c
+++ b/board/samtec/vining_2000/vining_2000.c
@@ -413,11 +413,11 @@
 		return ret;
 
 	if (val >= VAL_UPPER)
-		setenv("pin_state", "connected");
+		env_set("pin_state", "connected");
 	else if (val < VAL_UPPER && val > VAL_LOWER)
-		setenv("pin_state", "open");
+		env_set("pin_state", "open");
 	else
-		setenv("pin_state", "button");
+		env_set("pin_state", "button");
 
 	return ret;
 }
diff --git a/board/samtec/vining_fpga/socfpga.c b/board/samtec/vining_fpga/socfpga.c
index f888ecb..2ee6d3b 100644
--- a/board/samtec/vining_fpga/socfpga.c
+++ b/board/samtec/vining_fpga/socfpga.c
@@ -69,9 +69,9 @@
 	/* Check EEPROM signature. */
 	if (!(data[0] == 0xa5 && data[1] == 0x5a)) {
 		puts("Invalid I2C EEPROM signature.\n");
-		setenv("unit_serial", "invalid");
-		setenv("unit_ident", "VINing-xxxx-STD");
-		setenv("hostname", "vining-invalid");
+		env_set("unit_serial", "invalid");
+		env_set("unit_ident", "VINing-xxxx-STD");
+		env_set("hostname", "vining-invalid");
 		return 0;
 	}
 
@@ -82,13 +82,13 @@
 			 (data[0x56] << 8) | (data[0x57] << 0);
 		memset(str, 0, sizeof(str));
 		sprintf(str, "%07i", serial);
-		setenv("unit_serial", str);
+		env_set("unit_serial", str);
 	}
 
 	if (!getenv("unit_ident")) {
 		memset(str, 0, sizeof(str));
 		memcpy(str, &data[0x2e], 18);
-		setenv("unit_ident", str);
+		env_set("unit_ident", str);
 	}
 
 	/* Set ethernet address from EEPROM. */
diff --git a/board/siemens/common/factoryset.c b/board/siemens/common/factoryset.c
index 6c869ed..4e5ad58 100644
--- a/board/siemens/common/factoryset.c
+++ b/board/siemens/common/factoryset.c
@@ -266,7 +266,7 @@
 
 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
 
-static int factoryset_mac_setenv(void)
+static int factoryset_mac_env_set(void)
 {
 	uint8_t mac_addr[6];
 
@@ -296,11 +296,11 @@
 	return 0;
 }
 
-int factoryset_setenv(void)
+int factoryset_env_set(void)
 {
 	int ret = 0;
 
-	if (factoryset_mac_setenv() < 0)
+	if (factoryset_mac_env_set() < 0)
 		ret = -1;
 
 	return ret;
diff --git a/board/siemens/common/factoryset.h b/board/siemens/common/factoryset.h
index 3f23d5e..8602627 100644
--- a/board/siemens/common/factoryset.h
+++ b/board/siemens/common/factoryset.h
@@ -25,7 +25,7 @@
 };
 
 int factoryset_read_eeprom(int i2c_addr);
-int factoryset_setenv(void);
+int factoryset_env_set(void);
 extern struct factorysetcontainer factory_dat;
 
 #endif /* __FACTORYSET_H */
diff --git a/board/siemens/draco/board.c b/board/siemens/draco/board.c
index d8869a0..c705b5a 100644
--- a/board/siemens/draco/board.c
+++ b/board/siemens/draco/board.c
@@ -272,13 +272,13 @@
 #ifdef CONFIG_FACTORYSET
 	/* Set ASN in environment*/
 	if (factory_dat.asn[0] != 0) {
-		setenv("dtb_name", (char *)factory_dat.asn);
+		env_set("dtb_name", (char *)factory_dat.asn);
 	} else {
 		/* dtb suffix gets added in load script */
-		setenv("dtb_name", "am335x-draco");
+		env_set("dtb_name", "am335x-draco");
 	}
 #else
-	setenv("dtb_name", "am335x-draco");
+	env_set("dtb_name", "am335x-draco");
 #endif
 
 	return 0;
@@ -330,7 +330,7 @@
 	int n = 0;
 	int rv;
 
-	factoryset_setenv();
+	factoryset_env_set();
 
 	/* Set rgmii mode and enable rmii clock to be sourced from chip */
 	writel((RMII_MODE_ENABLE | RMII_CHIPCKL_ENABLE), &cdev->miisel);
diff --git a/board/siemens/pxm2/board.c b/board/siemens/pxm2/board.c
index 750f338..012974d 100644
--- a/board/siemens/pxm2/board.c
+++ b/board/siemens/pxm2/board.c
@@ -446,12 +446,12 @@
 			factory_dat.pxm50 = 0;
 		sprintf(tmp, "%s_%s", factory_dat.asn,
 			factory_dat.comp_version);
-		ret = setenv("boardid", tmp);
+		ret = env_set("boardid", tmp);
 		if (ret)
 			printf("error setting board id\n");
 	} else {
 		factory_dat.pxm50 = 1;
-		ret = setenv("boardid", "PXM50_1.0");
+		ret = env_set("boardid", "PXM50_1.0");
 		if (ret)
 			printf("error setting board id\n");
 	}
diff --git a/board/siemens/rut/board.c b/board/siemens/rut/board.c
index b3c666c..2a97414 100644
--- a/board/siemens/rut/board.c
+++ b/board/siemens/rut/board.c
@@ -182,7 +182,7 @@
 	int rv;
 
 #ifndef CONFIG_SPL_BUILD
-	factoryset_setenv();
+	factoryset_env_set();
 #endif
 
 	/* Set rgmii mode and enable rmii clock to be sourced from chip */
@@ -482,7 +482,7 @@
 	else
 		strcpy(tmp, "QMX7.E38_4.0");
 
-	ret = setenv("boardid", tmp);
+	ret = env_set("boardid", tmp);
 	if (ret)
 		printf("error setting board id\n");
 
diff --git a/board/siemens/taurus/taurus.c b/board/siemens/taurus/taurus.c
index 3b742eb..d877a9c 100644
--- a/board/siemens/taurus/taurus.c
+++ b/board/siemens/taurus/taurus.c
@@ -380,9 +380,9 @@
 	partitionset_active = getenv("partitionset_active");
 	if (partitionset_active) {
 		if (partitionset_active[0] == 'A')
-			setenv("partitionset_active", "B");
+			env_set("partitionset_active", "B");
 		else
-			setenv("partitionset_active", "A");
+			env_set("partitionset_active", "A");
 	} else {
 		printf("partitionset_active missing.\n");
 		return -ENOENT;
@@ -390,22 +390,22 @@
 
 	rootfs = getenv("rootfs");
 	rootfs_fallback = getenv("rootfs_fallback");
-	setenv("rootfs", rootfs_fallback);
-	setenv("rootfs_fallback", rootfs);
+	env_set("rootfs", rootfs_fallback);
+	env_set("rootfs_fallback", rootfs);
 
 	kern_size = getenv("kernel_size");
 	kern_size_fb = getenv("kernel_size_fallback");
-	setenv("kernel_size", kern_size_fb);
-	setenv("kernel_size_fallback", kern_size);
+	env_set("kernel_size", kern_size_fb);
+	env_set("kernel_size_fallback", kern_size);
 
 	kern_off = getenv("kernel_Off");
 	kern_off_fb = getenv("kernel_Off_fallback");
-	setenv("kernel_Off", kern_off_fb);
-	setenv("kernel_Off_fallback", kern_off);
+	env_set("kernel_Off", kern_off_fb);
+	env_set("kernel_Off_fallback", kern_off);
 
-	setenv("bootargs", '\0');
-	setenv("upgrade_available", '\0');
-	setenv("boot_retries", '\0');
+	env_set("bootargs", '\0');
+	env_set("upgrade_available", '\0');
+	env_set("boot_retries", '\0');
 	env_save();
 
 	return 0;
@@ -424,7 +424,7 @@
 		boot_retry = simple_strtoul(getenv("boot_retries"), NULL, 10);
 		boot_retry++;
 		sprintf(boot_buf, "%lx", boot_retry);
-		setenv("boot_retries", boot_buf);
+		env_set("boot_retries", boot_buf);
 		env_save();
 
 		/*
diff --git a/board/solidrun/mx6cuboxi/mx6cuboxi.c b/board/solidrun/mx6cuboxi/mx6cuboxi.c
index 1ccdfa8..7e59fb2 100644
--- a/board/solidrun/mx6cuboxi/mx6cuboxi.c
+++ b/board/solidrun/mx6cuboxi/mx6cuboxi.c
@@ -376,14 +376,14 @@
 {
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 	if (is_hummingboard())
-		setenv("board_name", "HUMMINGBOARD");
+		env_set("board_name", "HUMMINGBOARD");
 	else
-		setenv("board_name", "CUBOXI");
+		env_set("board_name", "CUBOXI");
 
 	if (is_mx6dq())
-		setenv("board_rev", "MX6Q");
+		env_set("board_rev", "MX6Q");
 	else
-		setenv("board_rev", "MX6DL");
+		env_set("board_rev", "MX6DL");
 #endif
 
 	return 0;
diff --git a/board/spear/common/spr_misc.c b/board/spear/common/spr_misc.c
index d6a84db..3bb4ff1 100644
--- a/board/spear/common/spr_misc.c
+++ b/board/spear/common/spr_misc.c
@@ -56,12 +56,12 @@
 	if (!eth_getenv_enetaddr("ethaddr", mac_id) && !i2c_read_mac(mac_id))
 		eth_setenv_enetaddr("ethaddr", mac_id);
 #endif
-	setenv("verify", "n");
+	env_set("verify", "n");
 
 #if defined(CONFIG_SPEAR_USBTTY)
-	setenv("stdin", "usbtty");
-	setenv("stdout", "usbtty");
-	setenv("stderr", "usbtty");
+	env_set("stdin", "usbtty");
+	env_set("stdout", "usbtty");
+	env_set("stderr", "usbtty");
 
 #ifndef CONFIG_SYS_NO_DCACHE
 	dcache_enable();
diff --git a/board/st/stm32f429-discovery/stm32f429-discovery.c b/board/st/stm32f429-discovery/stm32f429-discovery.c
index 8c8abf6..673e772 100644
--- a/board/st/stm32f429-discovery/stm32f429-discovery.c
+++ b/board/st/stm32f429-discovery/stm32f429-discovery.c
@@ -320,7 +320,7 @@
 		u_id_high = readl(&STM32_U_ID->u_id_high);
 		sprintf(serialno, "%08x%08x%08x",
 			u_id_high, u_id_mid, u_id_low);
-		setenv("serial#", serialno);
+		env_set("serial#", serialno);
 	}
 
 	return 0;
diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index 800f412..b1fcd9d 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -712,7 +712,7 @@
 			snprintf(serial_string, sizeof(serial_string),
 				"%08x%08x", sid[0], sid[3]);
 
-			setenv("serial#", serial_string);
+			env_set("serial#", serial_string);
 		}
 	}
 }
@@ -721,11 +721,11 @@
 {
 	__maybe_unused int ret;
 
-	setenv("fel_booted", NULL);
-	setenv("fel_scriptaddr", NULL);
+	env_set("fel_booted", NULL);
+	env_set("fel_scriptaddr", NULL);
 	/* determine if we are running in FEL mode */
 	if (!is_boot0_magic(SPL_ADDR + 4)) { /* eGON.BT0 */
-		setenv("fel_booted", "1");
+		env_set("fel_booted", "1");
 		parse_spl_header(SPL_ADDR);
 	}
 
diff --git a/board/syteco/zmx25/zmx25.c b/board/syteco/zmx25/zmx25.c
index bdbf02a..e02dcf2 100644
--- a/board/syteco/zmx25/zmx25.c
+++ b/board/syteco/zmx25/zmx25.c
@@ -156,9 +156,9 @@
 				gpio_set_value(IMX_GPIO_NR(1, 29), 0);
 				gpio_set_value(IMX_GPIO_NR(4, 21), 0);
 
-				setenv("preboot", "run gs_slow_boot");
+				env_set("preboot", "run gs_slow_boot");
 			} else
-				setenv("preboot", "run gs_fast_boot");
+				env_set("preboot", "run gs_fast_boot");
 		}
 	}
 
diff --git a/board/theobroma-systems/puma_rk3399/puma-rk3399.c b/board/theobroma-systems/puma_rk3399/puma-rk3399.c
index 9347329..fd3b638 100644
--- a/board/theobroma-systems/puma_rk3399/puma-rk3399.c
+++ b/board/theobroma-systems/puma_rk3399/puma-rk3399.c
@@ -144,8 +144,8 @@
 	serialno |= (u64)crc32_no_comp(serialno, high, 8) << 32;
 	snprintf(serialno_str, sizeof(serialno_str), "%llx", serialno);
 
-	setenv("cpuid#", cpuid_str);
-	setenv("serial#", serialno_str);
+	env_set("cpuid#", cpuid_str);
+	env_set("serial#", serialno_str);
 #endif
 
 	return;
diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c
index ac0592b..5751b81 100644
--- a/board/ti/am335x/board.c
+++ b/board/ti/am335x/board.c
@@ -731,7 +731,7 @@
 	 * on HS devices.
 	 */
 	if (get_device_type() == HS_DEVICE)
-		setenv("boot_fit", "1");
+		env_set("boot_fit", "1");
 #endif
 
 #if !defined(CONFIG_SPL_BUILD)
diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c
index 933596d..55098bf 100644
--- a/board/ti/am43xx/board.c
+++ b/board/ti/am43xx/board.c
@@ -626,7 +626,7 @@
 	 * on HS devices.
 	 */
 	if (get_device_type() == HS_DEVICE)
-		setenv("boot_fit", "1");
+		env_set("boot_fit", "1");
 #endif
 	return 0;
 }
diff --git a/board/ti/am57xx/board.c b/board/ti/am57xx/board.c
index 126c9ef..bd94a90 100644
--- a/board/ti/am57xx/board.c
+++ b/board/ti/am57xx/board.c
@@ -592,7 +592,7 @@
 		/* we will let default be "no lcd" */
 	}
 out:
-	setenv("idk_lcd", idk_lcd);
+	env_set("idk_lcd", idk_lcd);
 	return;
 }
 
@@ -612,7 +612,7 @@
 	 * on HS devices.
 	 */
 	if (get_device_type() == HS_DEVICE)
-		setenv("boot_fit", "1");
+		env_set("boot_fit", "1");
 
 	/*
 	 * Set the GPIO7 Pad to POWERHOLD. This has higher priority
diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c
index 887b577..2f62fbe 100644
--- a/board/ti/beagle/beagle.c
+++ b/board/ti/beagle/beagle.c
@@ -341,16 +341,16 @@
 	switch (get_board_revision()) {
 	case REVISION_AXBX:
 		printf("Beagle Rev Ax/Bx\n");
-		setenv("beaglerev", "AxBx");
+		env_set("beaglerev", "AxBx");
 		break;
 	case REVISION_CX:
 		printf("Beagle Rev C1/C2/C3\n");
-		setenv("beaglerev", "Cx");
+		env_set("beaglerev", "Cx");
 		MUX_BEAGLE_C();
 		break;
 	case REVISION_C4:
 		printf("Beagle Rev C4\n");
-		setenv("beaglerev", "C4");
+		env_set("beaglerev", "C4");
 		MUX_BEAGLE_C();
 		/* Set VAUX2 to 1.8V for EHCI PHY */
 		twl4030_pmrecv_vsel_cfg(TWL4030_PM_RECEIVER_VAUX2_DEDICATED,
@@ -360,7 +360,7 @@
 		break;
 	case REVISION_XM_AB:
 		printf("Beagle xM Rev A/B\n");
-		setenv("beaglerev", "xMAB");
+		env_set("beaglerev", "xMAB");
 		MUX_BEAGLE_XM();
 		/* Set VAUX2 to 1.8V for EHCI PHY */
 		twl4030_pmrecv_vsel_cfg(TWL4030_PM_RECEIVER_VAUX2_DEDICATED,
@@ -371,7 +371,7 @@
 		break;
 	case REVISION_XM_C:
 		printf("Beagle xM Rev C\n");
-		setenv("beaglerev", "xMC");
+		env_set("beaglerev", "xMC");
 		MUX_BEAGLE_XM();
 		/* Set VAUX2 to 1.8V for EHCI PHY */
 		twl4030_pmrecv_vsel_cfg(TWL4030_PM_RECEIVER_VAUX2_DEDICATED,
@@ -397,14 +397,14 @@
 			expansion_config.revision,
 			expansion_config.fab_revision);
 		MUX_TINCANTOOLS_ZIPPY();
-		setenv("buddy", "zippy");
+		env_set("buddy", "zippy");
 		break;
 	case TINCANTOOLS_ZIPPY2:
 		printf("Recognized Tincantools Zippy2 board (rev %d %s)\n",
 			expansion_config.revision,
 			expansion_config.fab_revision);
 		MUX_TINCANTOOLS_ZIPPY();
-		setenv("buddy", "zippy2");
+		env_set("buddy", "zippy2");
 		break;
 	case TINCANTOOLS_TRAINER:
 		printf("Recognized Tincantools Trainer board (rev %d %s)\n",
@@ -412,37 +412,37 @@
 			expansion_config.fab_revision);
 		MUX_TINCANTOOLS_ZIPPY();
 		MUX_TINCANTOOLS_TRAINER();
-		setenv("buddy", "trainer");
+		env_set("buddy", "trainer");
 		break;
 	case TINCANTOOLS_SHOWDOG:
 		printf("Recognized Tincantools Showdow board (rev %d %s)\n",
 			expansion_config.revision,
 			expansion_config.fab_revision);
 		/* Place holder for DSS2 definition for showdog lcd */
-		setenv("defaultdisplay", "showdoglcd");
-		setenv("buddy", "showdog");
+		env_set("defaultdisplay", "showdoglcd");
+		env_set("buddy", "showdog");
 		break;
 	case KBADC_BEAGLEFPGA:
 		printf("Recognized KBADC Beagle FPGA board\n");
 		MUX_KBADC_BEAGLEFPGA();
-		setenv("buddy", "beaglefpga");
+		env_set("buddy", "beaglefpga");
 		break;
 	case LW_BEAGLETOUCH:
 		printf("Recognized Liquidware BeagleTouch board\n");
-		setenv("buddy", "beagletouch");
+		env_set("buddy", "beagletouch");
 		break;
 	case BRAINMUX_LCDOG:
 		printf("Recognized Brainmux LCDog board\n");
-		setenv("buddy", "lcdog");
+		env_set("buddy", "lcdog");
 		break;
 	case BRAINMUX_LCDOGTOUCH:
 		printf("Recognized Brainmux LCDog Touch board\n");
-		setenv("buddy", "lcdogtouch");
+		env_set("buddy", "lcdogtouch");
 		break;
 	case BBTOYS_WIFI:
 		printf("Recognized BeagleBoardToys WiFi board\n");
 		MUX_BBTOYS_WIFI()
-		setenv("buddy", "bbtoys-wifi");
+		env_set("buddy", "bbtoys-wifi");
 		break;
 	case BBTOYS_VGA:
 		printf("Recognized BeagleBoardToys VGA board\n");
@@ -459,20 +459,20 @@
 	case LSR_COM6L_ADPT:
 		printf("Recognized LSR COM6L Adapter Board\n");
 		MUX_BBTOYS_WIFI()
-		setenv("buddy", "lsr-com6l-adpt");
+		env_set("buddy", "lsr-com6l-adpt");
 		break;
 	case BEAGLE_NO_EEPROM:
 		printf("No EEPROM on expansion board\n");
-		setenv("buddy", "none");
+		env_set("buddy", "none");
 		break;
 	default:
 		printf("Unrecognized expansion board: %x\n",
 			expansion_config.device_vendor);
-		setenv("buddy", "unknown");
+		env_set("buddy", "unknown");
 	}
 
 	if (expansion_config.content == 1)
-		setenv(expansion_config.env_var, expansion_config.env_setting);
+		env_set(expansion_config.env_var, expansion_config.env_setting);
 
 	twl4030_power_init();
 	switch (get_board_revision()) {
diff --git a/board/ti/common/board_detect.c b/board/ti/common/board_detect.c
index 1da5ace..c4ef282 100644
--- a/board/ti/common/board_detect.c
+++ b/board/ti/common/board_detect.c
@@ -379,21 +379,21 @@
 	struct ti_common_eeprom *ep = TI_EEPROM_DATA;
 
 	if (name)
-		setenv("board_name", name);
+		env_set("board_name", name);
 	else if (ep->name)
-		setenv("board_name", ep->name);
+		env_set("board_name", ep->name);
 	else
-		setenv("board_name", unknown);
+		env_set("board_name", unknown);
 
 	if (ep->version)
-		setenv("board_rev", ep->version);
+		env_set("board_rev", ep->version);
 	else
-		setenv("board_rev", unknown);
+		env_set("board_rev", unknown);
 
 	if (ep->serial)
-		setenv("board_serial", ep->serial);
+		env_set("board_serial", ep->serial);
 	else
-		setenv("board_serial", unknown);
+		env_set("board_serial", unknown);
 }
 
 static u64 mac_to_u64(u8 mac[6])
diff --git a/board/ti/dra7xx/evm.c b/board/ti/dra7xx/evm.c
index 23be2c7..5c43561 100644
--- a/board/ti/dra7xx/evm.c
+++ b/board/ti/dra7xx/evm.c
@@ -558,7 +558,7 @@
 	 * on HS devices.
 	 */
 	if (get_device_type() == HS_DEVICE)
-		setenv("boot_fit", "1");
+		env_set("boot_fit", "1");
 
 	omap_die_id_serial();
 	omap_set_fastboot_vars();
diff --git a/board/ti/ks2_evm/board_k2g.c b/board/ti/ks2_evm/board_k2g.c
index 2160576..15f0f54 100644
--- a/board/ti/ks2_evm/board_k2g.c
+++ b/board/ti/ks2_evm/board_k2g.c
@@ -310,9 +310,9 @@
 
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 	if (board_is_k2g_gp())
-		setenv("board_name", "66AK2GGP\0");
+		env_set("board_name", "66AK2GGP\0");
 	else if (board_is_k2g_ice())
-		setenv("board_name", "66AK2GIC\0");
+		env_set("board_name", "66AK2GIC\0");
 #endif
 	return 0;
 }
diff --git a/board/ti/panda/panda.c b/board/ti/panda/panda.c
index 6ffb53c..c59e58a 100644
--- a/board/ti/panda/panda.c
+++ b/board/ti/panda/panda.c
@@ -103,7 +103,7 @@
 		board_id4 = gpio_get_value(PANDA_ES_BOARD_ID_4_GPIO);
 
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
-		setenv("board_name", "panda-es");
+		env_set("board_name", "panda-es");
 #endif
 		board_id = ((board_id4 << 4) | (board_id3 << 3) |
 			(board_id2 << 2) | (board_id1 << 1) | (board_id0));
@@ -117,7 +117,7 @@
 
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 		if ((board_id >= 0x3) && (processor_rev == OMAP4430_ES2_3))
-			setenv("board_name", "panda-a4");
+			env_set("board_name", "panda-a4");
 #endif
 	}
 
diff --git a/board/toradex/apalis_imx6/apalis_imx6.c b/board/toradex/apalis_imx6/apalis_imx6.c
index e41547b..86a7a15 100644
--- a/board/toradex/apalis_imx6/apalis_imx6.c
+++ b/board/toradex/apalis_imx6/apalis_imx6.c
@@ -804,7 +804,7 @@
 
 	rev = get_board_rev();
 	snprintf(env_str, ARRAY_SIZE(env_str), "%.4x", rev);
-	setenv("board_rev", env_str);
+	env_set("board_rev", env_str);
 
 #ifndef CONFIG_TDX_APALIS_IMX6_V1_0
 	if ((rev & 0xfff0) == 0x0100) {
@@ -816,7 +816,7 @@
 		/* if using the default device tree, use version for V1.0 HW */
 		fdt_env = getenv("fdt_file");
 		if ((fdt_env != NULL) && (strcmp(FDT_FILE, fdt_env) == 0)) {
-			setenv("fdt_file", FDT_FILE_V1_0);
+			env_set("fdt_file", FDT_FILE_V1_0);
 			printf("patching fdt_file to " FDT_FILE_V1_0 "\n");
 #ifndef CONFIG_ENV_IS_NOWHERE
 			env_save();
diff --git a/board/toradex/colibri_imx6/colibri_imx6.c b/board/toradex/colibri_imx6/colibri_imx6.c
index cbf7aa9..dbcd233 100644
--- a/board/toradex/colibri_imx6/colibri_imx6.c
+++ b/board/toradex/colibri_imx6/colibri_imx6.c
@@ -676,7 +676,7 @@
 
 	rev = get_board_rev();
 	snprintf(env_str, ARRAY_SIZE(env_str), "%.4x", rev);
-	setenv("board_rev", env_str);
+	env_set("board_rev", env_str);
 #endif
 
 	return 0;
diff --git a/board/toradex/colibri_vf/colibri_vf.c b/board/toradex/colibri_vf/colibri_vf.c
index 46dd15b..3858af9 100644
--- a/board/toradex/colibri_vf/colibri_vf.c
+++ b/board/toradex/colibri_vf/colibri_vf.c
@@ -535,7 +535,7 @@
 	if (((src->sbmr2 & SRC_SBMR2_BMOD_MASK) >> SRC_SBMR2_BMOD_SHIFT)
 			== SRC_SBMR2_BMOD_SERIAL) {
 		printf("Serial Downloader recovery mode, disable autoboot\n");
-		setenv("bootdelay", "-1");
+		env_set("bootdelay", "-1");
 	}
 
 	return 0;
diff --git a/board/toradex/common/tdx-common.c b/board/toradex/common/tdx-common.c
index 0d26787..77ebb88 100644
--- a/board/toradex/common/tdx-common.c
+++ b/board/toradex/common/tdx-common.c
@@ -80,7 +80,7 @@
 		tdx_hw_tag.ver_minor,
 		(char)tdx_hw_tag.ver_assembly + 'A');
 
-	setenv("serial#", tdx_serial_str);
+	env_set("serial#", tdx_serial_str);
 
 	/*
 	 * Check if environment contains a valid MAC address,
diff --git a/board/tqc/tqma6/tqma6.c b/board/tqc/tqma6/tqma6.c
index fcdea34..14991fd 100644
--- a/board/tqc/tqma6/tqma6.c
+++ b/board/tqc/tqma6/tqma6.c
@@ -251,7 +251,7 @@
 
 int board_late_init(void)
 {
-	setenv("board_name", tqma6_get_boardname());
+	env_set("board_name", tqma6_get_boardname());
 
 	tqma6_bb_board_late_init();
 
diff --git a/board/udoo/neo/neo.c b/board/udoo/neo/neo.c
index 276c625..7fa1289 100644
--- a/board/udoo/neo/neo.c
+++ b/board/udoo/neo/neo.c
@@ -437,7 +437,7 @@
 int board_late_init(void)
 {
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
-	setenv("board_name", board_string());
+	env_set("board_name", board_string());
 #endif
 
 	return 0;
diff --git a/board/udoo/udoo.c b/board/udoo/udoo.c
index 7534935..a359626 100644
--- a/board/udoo/udoo.c
+++ b/board/udoo/udoo.c
@@ -255,9 +255,9 @@
 {
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 	if (is_cpu_type(MXC_CPU_MX6Q))
-		setenv("board_rev", "MX6Q");
+		env_set("board_rev", "MX6Q");
 	else
-		setenv("board_rev", "MX6DL");
+		env_set("board_rev", "MX6DL");
 #endif
 	return 0;
 }
diff --git a/board/varisys/common/sys_eeprom.c b/board/varisys/common/sys_eeprom.c
index b55ab81..d235897 100644
--- a/board/varisys/common/sys_eeprom.c
+++ b/board/varisys/common/sys_eeprom.c
@@ -401,7 +401,7 @@
 			mac[5]);
 
 		printf("MAC: %s\n", ethaddr);
-		setenv(envvar, ethaddr);
+		env_set(envvar, ethaddr);
 	}
 
 	return ret;
@@ -487,7 +487,7 @@
 			 * (i.e. have not yet been set)
 			 */
 			if (!getenv(enetvar))
-				setenv(enetvar, ethaddr);
+				env_set(enetvar, ethaddr);
 		}
 	}
 
diff --git a/board/vscom/baltos/board.c b/board/vscom/baltos/board.c
index d3b1f15..5f730b8 100644
--- a/board/vscom/baltos/board.c
+++ b/board/vscom/baltos/board.c
@@ -68,7 +68,7 @@
 	printf("DIPs: 0x%1x\n", (~dips) & 0xf);
 
 	if ((dips & 0xf) == 0xe)
-		setenv("console", "ttyUSB0,115200n8");
+		env_set("console", "ttyUSB0,115200n8");
 
 	return 0;
 }
@@ -373,7 +373,7 @@
 		return -ENODEV;
 	}
 
-	setenv("board_name", model);
+	env_set("board_name", model);
 #endif
 
 	return 0;
diff --git a/board/wandboard/wandboard.c b/board/wandboard/wandboard.c
index 1dbc966..adfcf48 100644
--- a/board/wandboard/wandboard.c
+++ b/board/wandboard/wandboard.c
@@ -425,14 +425,14 @@
 
 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 	if (is_mx6dq())
-		setenv("board_rev", "MX6Q");
+		env_set("board_rev", "MX6Q");
 	else
-		setenv("board_rev", "MX6DL");
+		env_set("board_rev", "MX6DL");
 
 	if (is_revc1())
-		setenv("board_name", "C1");
+		env_set("board_name", "C1");
 	else
-		setenv("board_name", "B1");
+		env_set("board_name", "B1");
 #endif
 	return 0;
 }
diff --git a/board/xilinx/zynq/board.c b/board/xilinx/zynq/board.c
index b2fbecf..90ef542 100644
--- a/board/xilinx/zynq/board.c
+++ b/board/xilinx/zynq/board.c
@@ -86,22 +86,22 @@
 {
 	switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
 	case ZYNQ_BM_QSPI:
-		setenv("modeboot", "qspiboot");
+		env_set("modeboot", "qspiboot");
 		break;
 	case ZYNQ_BM_NAND:
-		setenv("modeboot", "nandboot");
+		env_set("modeboot", "nandboot");
 		break;
 	case ZYNQ_BM_NOR:
-		setenv("modeboot", "norboot");
+		env_set("modeboot", "norboot");
 		break;
 	case ZYNQ_BM_SD:
-		setenv("modeboot", "sdboot");
+		env_set("modeboot", "sdboot");
 		break;
 	case ZYNQ_BM_JTAG:
-		setenv("modeboot", "jtagboot");
+		env_set("modeboot", "jtagboot");
 		break;
 	default:
-		setenv("modeboot", "");
+		env_set("modeboot", "");
 		break;
 	}
 
diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c
index aebd3df..b9e8649 100644
--- a/board/xilinx/zynqmp/zynqmp.c
+++ b/board/xilinx/zynqmp/zynqmp.c
@@ -321,7 +321,7 @@
 				strlen(getenv("boot_targets")) + 2);
 
 	sprintf(new_targets, "%s %s", mode, getenv("boot_targets"));
-	setenv("boot_targets", new_targets);
+	env_set("boot_targets", new_targets);
 
 	return 0;
 }