env: Finish migration of common ENV options

- In ARMv8 NXP Layerscape platforms we also need to make use of
  CONFIG_SYS_RELOC_GD_ENV_ADDR now, do so.
- On ENV_IS_IN_REMOTE, CONFIG_ENV_OFFSET is never used, drop the define
  to 0.
- Add Kconfig entry for ENV_ADDR.
- Make ENV_ADDR / ENV_OFFSET depend on the env locations that use it.
- Add ENV_xxx_REDUND options that depend on their primary option and
  SYS_REDUNDAND_ENVIRONMENT
- On a number of PowerPC platforms, use SPL_ENV_ADDR not CONFIG_ENV_ADDR
  for the pre-main-U-Boot environment location.
- On ENV_IS_IN_SPI_FLASH, check not for CONFIG_ENV_ADDR being set but
  rather it being non-zero, as it will now be zero by default.
- Rework the env_offset absolute in env/embedded.o to not use
  CONFIG_ENV_OFFSET as it was the only use of ENV_OFFSET within
  ENV_IS_IN_FLASH.
- Migrate all platforms.

Cc: Wolfgang Denk <wd@denx.de>
Cc: Joe Hershberger <joe.hershberger@ni.com>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: uboot-stm32@st-md-mailman.stormreply.com
Signed-off-by: Tom Rini <trini@konsulko.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
diff --git a/include/configs/UCP1020.h b/include/configs/UCP1020.h
index b2778a9..68276a1 100644
--- a/include/configs/UCP1020.h
+++ b/include/configs/UCP1020.h
@@ -370,49 +370,11 @@
 /*
  * Environment
  */
-#ifdef CONFIG_ENV_FIT_UCBOOT
-
-#define CONFIG_ENV_ADDR		(CONFIG_SYS_FLASH_BASE + 0x20000)
-#define CONFIG_ENV_SIZE		0x20000
-#define CONFIG_ENV_SECT_SIZE	0x20000 /* 128K (one sector) */
-
-#else
-
-
-#ifdef CONFIG_RAMBOOT_SPIFLASH
-
-#define CONFIG_ENV_SIZE		0x3000		/* 12KB */
-#define CONFIG_ENV_OFFSET	0x2000		/* 8KB */
-#define CONFIG_ENV_SECT_SIZE	0x1000
-
-#if defined(CONFIG_SYS_REDUNDAND_ENVIRONMENT)
-/* Address and size of Redundant Environment Sector	*/
-#define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
-#endif
-
-#elif defined(CONFIG_RAMBOOT_SDCARD)
+#if !defined(CONFIG_ENV_FIT_UCBOOT) && defined(CONFIG_RAMBOOT_SDCARD)
 #define CONFIG_FSL_FIXED_MMC_LOCATION
-#define CONFIG_ENV_SIZE		0x2000
 #define CONFIG_SYS_MMC_ENV_DEV	0
-
-#elif defined(CONFIG_SYS_RAMBOOT)
-#define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE - 0x1000)
-#define CONFIG_ENV_SIZE		0x2000
-
-#else
-#define CONFIG_ENV_BASE		(CONFIG_SYS_FLASH_BASE)
-#define CONFIG_ENV_SECT_SIZE	0x20000 /* 128K (one sector) */
-#define CONFIG_ENV_SIZE		CONFIG_ENV_SECT_SIZE
-#define CONFIG_ENV_ADDR		(CONFIG_ENV_BASE + 0xC0000)
-#if defined(CONFIG_SYS_REDUNDAND_ENVIRONMENT)
-/* Address and size of Redundant Environment Sector	*/
-#define CONFIG_ENV_ADDR_REDUND	(CONFIG_ENV_ADDR + CONFIG_ENV_SIZE)
 #endif
 
-#endif
-
-#endif	/* CONFIG_ENV_FIT_UCBOOT */
-
 #define CONFIG_LOADS_ECHO		/* echo on for serial download */
 #define CONFIG_SYS_LOADS_BAUD_CHANGE	/* allow baudrate change */