env: Rename SYS_REDUNDAND_ENVIRONMENT to ENV_REDUNDANT

Rename the variable and add ENV_ prefix, so that all configuration
options which are related to environment would have an CONFIG_ENV_
prefix. No functional change.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
diff --git a/env/Kconfig b/env/Kconfig
index ee47b56..414db54 100644
--- a/env/Kconfig
+++ b/env/Kconfig
@@ -489,7 +489,7 @@
 	  the environment in.  This will enable redundant environments in UBI.
 	  It is assumed that both volumes are in the same MTD partition.
 
-config SYS_REDUNDAND_ENVIRONMENT
+config ENV_REDUNDANT
 	bool "Enable redundant environment support"
 	help
 	  Normally, the environemt is stored in a single location.  By
@@ -543,7 +543,7 @@
 
 config ENV_FAT_FILE_REDUND
 	string "Name of the FAT file to use for the environment"
-	depends on ENV_IS_IN_FAT && SYS_REDUNDAND_ENVIRONMENT
+	depends on ENV_IS_IN_FAT && ENV_REDUNDANT
 	default "uboot-redund.env"
 	help
 	  It's a string of the FAT file name. This file use to store the
@@ -595,7 +595,7 @@
 
 config ENV_ADDR_REDUND
 	hex "Redundant environment address"
-	depends on ENV_IS_IN_FLASH && SYS_REDUNDAND_ENVIRONMENT
+	depends on ENV_IS_IN_FLASH && ENV_REDUNDANT
 	help
 	  Offset from the start of the device (or partition) of the redundant
 	  environment location.
@@ -625,7 +625,7 @@
 config ENV_OFFSET_REDUND
 	hex "Redundant environment offset"
 	depends on (ENV_IS_IN_EEPROM || ENV_IS_IN_MMC || ENV_IS_IN_NAND || \
-		    ENV_IS_IN_SPI_FLASH) && SYS_REDUNDAND_ENVIRONMENT
+		    ENV_IS_IN_SPI_FLASH) && ENV_REDUNDANT
 	default 0x10C0000 if MICROBLAZE
 	default 0x0
 	help
@@ -675,7 +675,7 @@
 
 config ENV_UBI_VOLUME_REDUND
 	string "UBI redundant volume name"
-	depends on ENV_IS_IN_UBI && SYS_REDUNDAND_ENVIRONMENT
+	depends on ENV_IS_IN_UBI && ENV_REDUNDANT
 	help
 	  Name of the redundant volume that you want to store the environment in.
 
diff --git a/env/common.c b/env/common.c
index 8612258..1e23c5d 100644
--- a/env/common.c
+++ b/env/common.c
@@ -466,7 +466,7 @@
 	return -EIO;
 }
 
-#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#ifdef CONFIG_ENV_REDUNDANT
 static unsigned char env_flags;
 
 int env_check_redund(const char *buf1, int buf1_read_fail,
@@ -543,7 +543,7 @@
 
 	return env_import((char *)ep, 0, flags);
 }
-#endif /* CONFIG_SYS_REDUNDAND_ENVIRONMENT */
+#endif /* CONFIG_ENV_REDUNDANT */
 
 /* Export the environment and generate CRC for it. */
 int env_export(env_t *env_out)
@@ -560,7 +560,7 @@
 
 	env_out->crc = crc32(0, env_out->data, ENV_SIZE);
 
-#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#ifdef CONFIG_ENV_REDUNDANT
 	env_out->flags = ++env_flags; /* increase the serial */
 #endif
 
diff --git a/env/fat.c b/env/fat.c
index 1ad301e..65ee1c8 100644
--- a/env/fat.c
+++ b/env/fat.c
@@ -86,7 +86,7 @@
 		return 1;
 	}
 
-#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#ifdef CONFIG_ENV_REDUNDANT
 	if (gd->env_valid == ENV_VALID)
 		file = CONFIG_ENV_FAT_FILE_REDUND;
 #endif
@@ -101,7 +101,7 @@
 		return 1;
 	}
 
-#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#ifdef CONFIG_ENV_REDUNDANT
 	gd->env_valid = (gd->env_valid == ENV_REDUND) ? ENV_VALID : ENV_REDUND;
 #endif
 
@@ -112,7 +112,7 @@
 static int env_fat_load(void)
 {
 	ALLOC_CACHE_ALIGN_BUFFER(char, buf1, CONFIG_ENV_SIZE);
-#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#ifdef CONFIG_ENV_REDUNDANT
 	ALLOC_CACHE_ALIGN_BUFFER(char, buf2, CONFIG_ENV_SIZE);
 	int err2;
 #endif
@@ -153,7 +153,7 @@
 	}
 
 	err1 = file_fat_read(CONFIG_ENV_FAT_FILE, buf1, CONFIG_ENV_SIZE);
-#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#ifdef CONFIG_ENV_REDUNDANT
 	err2 = file_fat_read(CONFIG_ENV_FAT_FILE_REDUND, buf2, CONFIG_ENV_SIZE);
 
 	err1 = (err1 >= 0) ? 0 : -1;
diff --git a/env/mmc.c b/env/mmc.c
index 8848371..5451f91 100644
--- a/env/mmc.c
+++ b/env/mmc.c
@@ -186,7 +186,7 @@
 	defvalue = ENV_MMC_OFFSET;
 	propname = dt_prop.offset;
 
-	if (IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT) && copy) {
+	if (IS_ENABLED(CONFIG_ENV_REDUNDANT) && copy) {
 		defvalue = ENV_MMC_OFFSET_REDUND;
 		propname = dt_prop.offset_redund;
 	}
@@ -198,7 +198,7 @@
 {
 	s64 offset = ENV_MMC_OFFSET;
 
-	if (IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT) && copy)
+	if (IS_ENABLED(CONFIG_ENV_REDUNDANT) && copy)
 		offset = ENV_MMC_OFFSET_REDUND;
 
 	return offset;
@@ -213,7 +213,7 @@
 	 * identical, store the environment and redundant environment in both
 	 * eMMC boot partitions, one copy in each.
 	 */
-	if (!IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT))
+	if (!IS_ENABLED(CONFIG_ENV_REDUNDANT))
 		return false;
 
 	if (CONFIG_SYS_MMC_ENV_PART != 1)
@@ -337,7 +337,7 @@
 	if (ret)
 		goto fini;
 
-	if (IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT)) {
+	if (IS_ENABLED(CONFIG_ENV_REDUNDANT)) {
 		if (gd->env_valid == ENV_VALID)
 			copy = 1;
 
@@ -362,7 +362,7 @@
 
 	ret = 0;
 
-	if (IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT))
+	if (IS_ENABLED(CONFIG_ENV_REDUNDANT))
 		gd->env_valid = gd->env_valid == ENV_REDUND ? ENV_VALID : ENV_REDUND;
 
 fini:
@@ -411,7 +411,7 @@
 	printf("\n");
 	ret = erase_env(mmc, CONFIG_ENV_SIZE, offset);
 
-	if (IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT)) {
+	if (IS_ENABLED(CONFIG_ENV_REDUNDANT)) {
 		copy = 1;
 
 		if (mmc_env_is_redundant_in_both_boot_hwparts(mmc)) {
@@ -555,7 +555,7 @@
 {
 	if (IS_ENABLED(ENV_IS_EMBEDDED))
 		return 0;
-	else if (IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT))
+	else if (IS_ENABLED(CONFIG_ENV_REDUNDANT))
 		return env_mmc_load_redundant();
 	else
 		return env_mmc_load_singular();
diff --git a/env/sf.c b/env/sf.c
index eb4c8d5..0b70e18 100644
--- a/env/sf.c
+++ b/env/sf.c
@@ -380,7 +380,7 @@
 
 	tmp_env1 = (env_t *)memalign(ARCH_DMA_MINALIGN,
 			CONFIG_ENV_SIZE);
-	if (IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT))
+	if (IS_ENABLED(CONFIG_ENV_REDUNDANT))
 		tmp_env2 = (env_t *)memalign(ARCH_DMA_MINALIGN,
 					     CONFIG_ENV_SIZE);
 
@@ -394,7 +394,7 @@
 	read1_fail = spi_flash_read(env_flash, CONFIG_ENV_OFFSET,
 				    CONFIG_ENV_SIZE, tmp_env1);
 
-	if (IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT)) {
+	if (IS_ENABLED(CONFIG_ENV_REDUNDANT)) {
 		read2_fail = spi_flash_read(env_flash,
 					    CONFIG_ENV_OFFSET_REDUND,
 					    CONFIG_ENV_SIZE, tmp_env2);
@@ -429,7 +429,7 @@
 	spi_flash_free(env_flash);
 
 	free(tmp_env1);
-	if (IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT))
+	if (IS_ENABLED(CONFIG_ENV_REDUNDANT))
 		free(tmp_env2);
 out:
 	/* env is not valid. always return 0 */
diff --git a/env/ubi.c b/env/ubi.c
index 2f4ca57..f424b1a 100644
--- a/env/ubi.c
+++ b/env/ubi.c
@@ -27,14 +27,14 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#if CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#if CONFIG_ENV_REDUNDANT
 #define ENV_UBI_VOLUME_REDUND CONFIG_ENV_UBI_VOLUME_REDUND
 #else
 #define ENV_UBI_VOLUME_REDUND "invalid"
 #endif
 
 #ifdef CONFIG_CMD_SAVEENV
-#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#ifdef CONFIG_ENV_REDUNDANT
 static int env_ubi_save(void)
 {
 	ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
@@ -76,7 +76,7 @@
 
 	return 0;
 }
-#else /* ! CONFIG_SYS_REDUNDAND_ENVIRONMENT */
+#else /* ! CONFIG_ENV_REDUNDANT */
 static int env_ubi_save(void)
 {
 	ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
@@ -102,10 +102,10 @@
 	puts("done\n");
 	return 0;
 }
-#endif /* CONFIG_SYS_REDUNDAND_ENVIRONMENT */
+#endif /* CONFIG_ENV_REDUNDANT */
 #endif /* CONFIG_CMD_SAVEENV */
 
-#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#ifdef CONFIG_ENV_REDUNDANT
 static int env_ubi_load(void)
 {
 	ALLOC_CACHE_ALIGN_BUFFER(char, env1_buf, CONFIG_ENV_SIZE);
@@ -149,7 +149,7 @@
 	return env_import_redund((char *)tmp_env1, read1_fail, (char *)tmp_env2,
 				 read2_fail, H_EXTERNAL);
 }
-#else /* ! CONFIG_SYS_REDUNDAND_ENVIRONMENT */
+#else /* ! CONFIG_ENV_REDUNDANT */
 static int env_ubi_load(void)
 {
 	ALLOC_CACHE_ALIGN_BUFFER(char, buf, CONFIG_ENV_SIZE);
@@ -180,7 +180,7 @@
 
 	return env_import(buf, 1, H_EXTERNAL);
 }
-#endif /* CONFIG_SYS_REDUNDAND_ENVIRONMENT */
+#endif /* CONFIG_ENV_REDUNDANT */
 
 static int env_ubi_erase(void)
 {
@@ -202,7 +202,7 @@
 		       CONFIG_ENV_UBI_VOLUME);
 		ret = 1;
 	}
-	if (IS_ENABLED(CONFIG_SYS_REDUNDAND_ENVIRONMENT)) {
+	if (IS_ENABLED(CONFIG_ENV_REDUNDANT)) {
 		if (ubi_volume_write(ENV_UBI_VOLUME_REDUND,
 				     (void *)env_buf, 0, CONFIG_ENV_SIZE)) {
 			printf("\n** Unable to erase env to %s:%s **\n",