ppc: qemu: Drop CONFIG_OF_BOARD_SETUP

ft_board_setup() is now empty. Drop it.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>

board/freescale/qemu-ppce500/qemu-ppce500.c

@@ -173,13 +173,6 @@ static uint64_t get_linear_ram_size(void)
 	panic("Couldn't determine RAM size");
 }
 
-#if defined(CONFIG_OF_BOARD_SETUP)
-int ft_board_setup(void *blob, struct bd_info *bd)
-{
-	return 0;
-}
-#endif
-
 phys_size_t fixed_sdram(void)
 {
 	return get_linear_ram_size();

configs/qemu-ppce500_defconfig

@@ -6,7 +6,6 @@ CONFIG_MPC85xx=y
 CONFIG_TARGET_QEMU_PPCE500=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
-CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
 CONFIG_BOOTDELAY=1
 # CONFIG_DISPLAY_BOARDINFO is not set