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/drivers/fpga/cyclon2.c b/drivers/fpga/cyclon2.c
index f264ff8..3eed461 100644
--- a/drivers/fpga/cyclon2.c
+++ b/drivers/fpga/cyclon2.c
@@ -22,8 +22,8 @@
 #define CONFIG_FPGA_DELAY()
 #endif
 
-#ifndef CONFIG_SYS_FPGA_WAIT
-#define CONFIG_SYS_FPGA_WAIT CONFIG_SYS_HZ / 10		/* 100 ms */
+#ifndef CFG_SYS_FPGA_WAIT
+#define CFG_SYS_FPGA_WAIT CONFIG_SYS_HZ / 10		/* 100 ms */
 #endif
 
 static int CYC2_ps_load(Altera_desc *desc, const void *buf, size_t bsize);
@@ -130,7 +130,7 @@
 		ts = get_timer(0);		/* get current time */
 		do {
 			CONFIG_FPGA_DELAY();
-			if (get_timer(ts) > CONFIG_SYS_FPGA_WAIT) {
+			if (get_timer(ts) > CFG_SYS_FPGA_WAIT) {
 				/* check the time */
 				puts("** Timeout waiting for STATUS to go high.\n");
 				(*fn->abort) (cookie);