superio/ite/*: Factor out generic romstage component

Following the reasoning of:
cf7b498 superio/fintek/*: Factor out generic romstage component

Change-Id: I4c0a9a5a7786eb8fcb0c3ed6251c7fe9bbbadae7
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/5585
Tested-by: build bot (Jenkins)
Reviewed-by: Rudolf Marek <r.marek@assembler.cz>

3 files changed, 0 insertions, 87 deletions

diff --git a/src/superio/ite/it8728f/Makefile.inc b/src/superio/ite/it8728f/Makefile.inc
index a146db8053..00cceebee9 100644
--- a/src/superio/ite/it8728f/Makefile.inc
+++ b/src/superio/ite/it8728f/Makefile.inc
@@ -18,6 +18,5 @@
 ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 ##
 
-romstage-$(CONFIG_SUPERIO_ITE_IT8728F) += early_serial.c
 ramstage-$(CONFIG_SUPERIO_ITE_IT8728F) += it8728f_hwm.c
 ramstage-$(CONFIG_SUPERIO_ITE_IT8728F) += superio.c
diff --git a/src/superio/ite/it8728f/early_serial.c b/src/superio/ite/it8728f/early_serial.c
deleted file mode 100644
index c2632eff34..0000000000
--- a/src/superio/ite/it8728f/early_serial.c
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2006 Uwe Hermann <uwe@hermann-uwe.de>
- * Copyright (C) 2013 Damien Zammit <damien@zamaudio.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <arch/io.h>
-#include <device/pnp.h>
-#include "it8728f.h"
-
-/* Superio raw commands */
-static void it8728f_sio_write(device_t dev, u8 index, u8 value)
-{
-	pnp_set_logical_device(dev);
-	pnp_write_config(dev, index, value);
-}
-
-static void it8728f_enter_conf(device_t dev)
-{
-	u16 port = dev >> 8;
-
-	outb(0x87, port);
-	outb(0x01, port);
-	outb(0x55, port);
-	outb((port == 0x4e) ? 0xaa : 0x55, port);
-}
-
-static void it8728f_exit_conf(device_t dev)
-{
-	it8728f_sio_write(dev, IT8728F_CONFIG_REG_CC, 0x02);
-}
-
-/* Superio low level commands */
-void it8728f_reg_write(device_t dev, u8 index, u8 value)
-{
-	it8728f_enter_conf(dev);
-	it8728f_sio_write(dev, index, value);
-	it8728f_exit_conf(dev);
-}
-
-void it8728f_24mhz_clkin(device_t dev)
-{
-	it8728f_reg_write(dev, IT8728F_CONFIG_REG_CLOCKSEL, 0x1);
-}
-
-void it8728f_enable_serial(device_t dev, u16 iobase)
-{
-	/* (1) Enter the configuration state (MB PnP mode). */
-	it8728f_enter_conf(dev);
-
-	/* (2) Modify the data of configuration registers. */
-	pnp_set_logical_device(dev);
-	pnp_set_enable(dev, 0);
-	pnp_set_iobase(dev, PNP_IDX_IO0, iobase);
-	pnp_set_enable(dev, 1);
-
-	/* (3) Exit the configuration state (MB PnP mode). */
-	it8728f_exit_conf(dev);
-}
diff --git a/src/superio/ite/it8728f/it8728f.h b/src/superio/ite/it8728f/it8728f.h
index 55bdf697bc..8a7e8b2e71 100644
--- a/src/superio/ite/it8728f/it8728f.h
+++ b/src/superio/ite/it8728f/it8728f.h
@@ -39,16 +39,4 @@
 #define IT8728F_CONFIG_REG_CLOCKSEL  0x23 /* Clock Selection. */
 #define IT8728F_CONFIG_REG_SWSUSP    0x24 /* Software Suspend, Flash I/F. 'Special register' */
 
-/*
- * Superio low level commands
- * Pass dev = PNP_DEV(superiobase, LDN)
- */
-void it8728f_reg_write(device_t dev, u8 index, u8 value);
-
-/* Select 24MHz CLKIN (48MHz default). */
-void it8728f_24mhz_clkin(device_t dev);
-
-/* Enable the serial port(s). */
-void it8728f_enable_serial(device_t dev, u16 iobase);
-
 #endif /* SUPERIO_ITE_IT8728F_H */