x86: Support PCI VGA ROM when TPL is used

When TPL is in use, U-Boot proper should support initing the VGA ROM even
though the 32-bit init portion is in SPL. Update the condition to handle
this.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

drivers/pci/pci_rom.c

@@ -306,7 +306,7 @@ int dm_pci_run_vga_bios(struct udevice *dev, int (*int15_handler)(void),
 			goto err;
 #endif
 	} else {
-#if defined(CONFIG_X86) && CONFIG_IS_ENABLED(X86_32BIT_INIT)
+#if defined(CONFIG_X86) && (CONFIG_IS_ENABLED(X86_32BIT_INIT) || CONFIG_TPL)
 		bios_set_interrupt_handler(0x15, int15_handler);
 
 		bios_run_on_x86(dev, (unsigned long)ram, vesa_mode,