global: Move remaining CONFIG_SYS_* to CFG_SYS_*

The rest of the unmigrated CONFIG symbols in the CONFIG_SYS namespace do
not easily transition to Kconfig. In many cases they likely should come
from the device tree instead. Move these out of CONFIG namespace and in
to CFG namespace.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/include/configs/mx7ulp_evk.h b/include/configs/mx7ulp_evk.h
index 9ef1eea..99e0189 100644
--- a/include/configs/mx7ulp_evk.h
+++ b/include/configs/mx7ulp_evk.h
@@ -15,7 +15,7 @@
 /* Using ULP WDOG for reset */
 #define WDOG_BASE_ADDR			WDG1_RBASE
 
-#define CONFIG_SYS_HZ_CLOCK		1000000 /* Fixed at 1Mhz from TSTMR */
+#define CFG_SYS_HZ_CLOCK		1000000 /* Fixed at 1Mhz from TSTMR */
 
 /* UART */
 #define LPUART_BASE			LPUART4_RBASE
@@ -92,7 +92,7 @@
 			"bootz; " \
 		"fi;\0" \
 
-#define CONFIG_SYS_INIT_RAM_ADDR	IRAM_BASE_ADDR
-#define CONFIG_SYS_INIT_RAM_SIZE	SZ_256K
+#define CFG_SYS_INIT_RAM_ADDR	IRAM_BASE_ADDR
+#define CFG_SYS_INIT_RAM_SIZE	SZ_256K
 
 #endif	/* __CONFIG_H */