i8042: Do not abuse CONFIG namespace

This driver uses the CONFIG namespace to set the chips internal CONFIG
namespace related bits.  However, CONFIG is reserved for the top-level
Kconfig based configuration system.  Use CFG as the namespace here
instead to avoid pollution.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/include/i8042.h b/include/i8042.h
index 8d69fa1..6876320 100644
--- a/include/i8042.h
+++ b/include/i8042.h
@@ -20,12 +20,12 @@
 #define STATUS_IBF	(1 << 1)
 
 /* Configuration byte bit defines */
-#define CONFIG_KIRQ_EN	(1 << 0)
-#define CONFIG_MIRQ_EN	(1 << 1)
-#define CONFIG_SET_BIST	(1 << 2)
-#define CONFIG_KCLK_DIS	(1 << 4)
-#define CONFIG_MCLK_DIS	(1 << 5)
-#define CONFIG_AT_TRANS	(1 << 6)
+#define CFG_KIRQ_EN	(1 << 0)
+#define CFG_MIRQ_EN	(1 << 1)
+#define CFG_SET_BIST	(1 << 2)
+#define CFG_KCLK_DIS	(1 << 4)
+#define CFG_MCLK_DIS	(1 << 5)
+#define CFG_AT_TRANS	(1 << 6)
 
 /* i8042 commands */
 #define CMD_RD_CONFIG	0x20	/* read configuration byte */