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/gpio/pca953x.c b/drivers/gpio/pca953x.c
index 2fd2996..b5ed352 100644
--- a/drivers/gpio/pca953x.c
+++ b/drivers/gpio/pca953x.c
@@ -14,8 +14,8 @@
 #include <pca953x.h>
 
 /* Default to an address that hopefully won't corrupt other i2c devices */
-#ifndef CONFIG_SYS_I2C_PCA953X_ADDR
-#define CONFIG_SYS_I2C_PCA953X_ADDR	(~0)
+#ifndef CFG_SYS_I2C_PCA953X_ADDR
+#define CFG_SYS_I2C_PCA953X_ADDR	(~0)
 #endif
 
 enum {
@@ -26,14 +26,14 @@
 	PCA953X_CMD_INVERT,
 };
 
-#ifdef CONFIG_SYS_I2C_PCA953X_WIDTH
+#ifdef CFG_SYS_I2C_PCA953X_WIDTH
 struct pca953x_chip_ngpio {
 	uint8_t chip;
 	uint8_t ngpio;
 };
 
 static struct pca953x_chip_ngpio pca953x_chip_ngpios[] =
-    CONFIG_SYS_I2C_PCA953X_WIDTH;
+    CFG_SYS_I2C_PCA953X_WIDTH;
 
 /*
  * Determine the number of GPIO pins supported. If we don't know we assume
@@ -204,7 +204,7 @@
 static int do_pca953x(struct cmd_tbl *cmdtp, int flag, int argc,
 		      char *const argv[])
 {
-	static uint8_t chip = CONFIG_SYS_I2C_PCA953X_ADDR;
+	static uint8_t chip = CFG_SYS_I2C_PCA953X_ADDR;
 	int ret = CMD_RET_USAGE, val;
 	ulong ul_arg2 = 0;
 	ulong ul_arg3 = 0;
diff --git a/drivers/gpio/tca642x.c b/drivers/gpio/tca642x.c
index 7f67f96..b07496e 100644
--- a/drivers/gpio/tca642x.c
+++ b/drivers/gpio/tca642x.c
@@ -52,7 +52,7 @@
 	int ret;
 
 	org_bus_num = i2c_get_bus_num();
-	i2c_set_bus_num(CONFIG_SYS_I2C_TCA642X_BUS_NUM);
+	i2c_set_bus_num(CFG_SYS_I2C_TCA642X_BUS_NUM);
 
 	if (i2c_read(chip, addr, 1, (uint8_t *)&valw, 1)) {
 		printf("Could not read before writing\n");
@@ -76,7 +76,7 @@
 	int ret = 0;
 
 	org_bus_num = i2c_get_bus_num();
-	i2c_set_bus_num(CONFIG_SYS_I2C_TCA642X_BUS_NUM);
+	i2c_set_bus_num(CFG_SYS_I2C_TCA642X_BUS_NUM);
 	if (i2c_read(chip, addr, 1, (u8 *)&valw, 1)) {
 		ret = -1;
 		goto error;
@@ -242,7 +242,7 @@
 static int do_tca642x(struct cmd_tbl *cmdtp, int flag, int argc,
 		      char *const argv[])
 {
-	static uchar chip = CONFIG_SYS_I2C_TCA642X_ADDR;
+	static uchar chip = CFG_SYS_I2C_TCA642X_ADDR;
 	int ret = CMD_RET_USAGE, val;
 	int gpio_bank = 0;
 	uint8_t bank_shift;