global: Migrate CONFIG_SYS_FSL* symbols to the CFG_SYS namespace

Migrate all of COFIG_SYS_FSL* to the CFG_SYS namespace.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/board/freescale/ls1088a/ls1088a.c b/board/freescale/ls1088a/ls1088a.c
index 0157377..ae81740 100644
--- a/board/freescale/ls1088a/ls1088a.c
+++ b/board/freescale/ls1088a/ls1088a.c
@@ -1031,7 +1031,7 @@
 #ifdef CONFIG_ENV_IS_IN_SPI_FLASH
 void *env_sf_get_env_addr(void)
 {
-	return (void *)(CONFIG_SYS_FSL_QSPI_BASE + CONFIG_ENV_OFFSET);
+	return (void *)(CFG_SYS_FSL_QSPI_BASE + CONFIG_ENV_OFFSET);
 }
 #endif
 #endif