mx7ulp: Remove duplicated definitions

These PMC0 definitions are already defined in the beginning
of the file, so remove the duplication.

Reported-by: Stefano Babic <sbabic@denx.de>
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
diff --git a/arch/arm/mach-imx/mx7ulp/soc.c b/arch/arm/mach-imx/mx7ulp/soc.c
index 4648481..d8d6916 100644
--- a/arch/arm/mach-imx/mx7ulp/soc.c
+++ b/arch/arm/mach-imx/mx7ulp/soc.c
@@ -193,10 +193,6 @@
 	return "7ULP";
 }
 
-#define PMC0_BASE_ADDR		0x410a1000
-#define PMC0_CTRL		0x28
-#define PMC0_CTRL_LDOEN		BIT(31)
-
 static bool ldo_mode_is_enabled(void)
 {
 	unsigned int reg;