warp7: Migrate to new interfaces

- Fix reference to bl2_el3_early_platform_setup()
- Remove references to removed build options.

Change-Id: I9733bec64fc28db15716ddf481c05bdc30700b4a
Tested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Acked-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>

plat/imx/imx7/warp7/platform.mk

@@ -68,9 +68,6 @@ BL2_SOURCES		+=	common/desc_image_load.c			\
 
 WORKAROUND_CVE_2017_5715	:= 0
 
-# Disable the PSCI platform compatibility layer by default
-ENABLE_PLAT_COMPAT		:= 0
-
 # Enable reset to BL31 by default
 RESET_TO_BL31			:= 0
 
@@ -86,9 +83,6 @@ SEPARATE_CODE_AND_RODATA	:= 1
 # Use Coherent memory
 USE_COHERENT_MEM		:= 1
 
-# Enable new version of image loading required for AArch32
-LOAD_IMAGE_V2			:= 1
-
 # PLAT_WARP7_UART
 PLAT_WARP7_UART			:=1
 $(eval $(call add_define,PLAT_WARP7_UART))
@@ -96,10 +90,6 @@ $(eval $(call add_define,PLAT_WARP7_UART))
 # Verify build config
 # -------------------
 
-ifneq (${LOAD_IMAGE_V2}, 1)
-  $(error Error: warp7 needs LOAD_IMAGE_V2=1)
-endif
-
 ifeq (${ARCH},aarch64)
   $(error Error: AArch64 not supported on i.mx7)
 endif

plat/imx/imx7/warp7/warp7_bl2_el3_setup.c

@@ -245,7 +245,7 @@ static void warp7_setup_usb_clocks(void)
 	imx_clock_enable_usb(CCM_CCGR_ID_USB_OTG2_PHY);
 }
 /*
- * bl2_early_platform_setup()
+ * bl2_el3_early_platform_setup()
  * MMU off
  */
 void bl2_el3_early_platform_setup(u_register_t arg1, u_register_t arg2,