Fix some violations to MISRA rule 8.3

Wherever we use 'struct foo' and 'foo_t' interchangeably in a
function's declaration and definition, use 'struct foo' consistently
for both, as per the TF-A coding guidelines [1].

[1] https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Coding-Guidelines#avoid-anonymous-typedefs-of-structsenums-in-header-files

Change-Id: I7998eb24a26746e87e9b6425529926406745b721
Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>
diff --git a/plat/arm/common/arm_bl2_setup.c b/plat/arm/common/arm_bl2_setup.c
index 3aa99f8..33c2fe8 100644
--- a/plat/arm/common/arm_bl2_setup.c
+++ b/plat/arm/common/arm_bl2_setup.c
@@ -172,7 +172,8 @@
  * in x0. This memory layout is sitting at the base of the free trusted SRAM.
  * Copy it to a safe location before its reclaimed by later BL2 functionality.
  ******************************************************************************/
-void arm_bl2_early_platform_setup(uintptr_t tb_fw_config, meminfo_t *mem_layout)
+void arm_bl2_early_platform_setup(uintptr_t tb_fw_config,
+				  struct meminfo *mem_layout)
 {
 	/* Initialize the console to provide early debug support */
 	arm_console_boot_init();