power:pmic: Rename CONFIG_PMIC* defines to CONFIG_POWER

Rename all CONFIG_PMIC* defines to CONFIG_POWER*

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Stefano Babic <sbabic@denx.de>
diff --git a/include/configs/imx31_litekit.h b/include/configs/imx31_litekit.h
index 6ae764a..8fc3942 100644
--- a/include/configs/imx31_litekit.h
+++ b/include/configs/imx31_litekit.h
@@ -72,9 +72,9 @@
 #define CONFIG_DEFAULT_SPI_MODE	(SPI_MODE_0 | SPI_CS_HIGH)
 
 /* PMIC Controller */
-#define CONFIG_PMIC
-#define CONFIG_PMIC_SPI
-#define CONFIG_PMIC_FSL
+#define CONFIG_POWER
+#define CONFIG_POWER_SPI
+#define CONFIG_POWER_FSL
 #define CONFIG_FSL_PMIC_BUS	1
 #define CONFIG_FSL_PMIC_CS	0
 #define CONFIG_FSL_PMIC_CLK	1000000