Fixes to the two recently NSC Super I/O chips and the two boards that use the PC87309 (Tyan Tsunami ATX and the Freeway).

src/machine/m_at_slot1.c

@@ -585,7 +585,6 @@ machine_at_s1846_init(const machine_t *model)
     device_add(&i440bx_device);
     device_add(&piix4e_device);
     device_add_params(&pc87309_device, (void *) (PCX730X_AMI | PC87309_PC87309));
-    device_add(&keyboard_ps2_ami_pci_device);
     device_add(&intel_flash_bxt_device);
     spd_register(SPD_TYPE_SDRAM, 0x7, 256);
 

src/machine/m_at_slot2.c

@@ -140,7 +140,6 @@ machine_at_fw6400gx_init(const machine_t *model)
 
     device_add(&i440gx_device);
     device_add(&piix4e_device);
-    device_add(&keyboard_ps2_ami_pci_device);
     device_add_params(&pc87309_device, (void *) (PCX730X_15C | PCX730X_AMI | PC87309_PC87309));
     device_add(ics9xxx_get(ICS9250_08));
     device_add(&sst_flash_29ee020_device);