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Add new superio device

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- Added in new support for Nuvoton NCT5104D LPC device.

Change-Id: I0af8c5e3e46fdd0a549475b30917897ae9e144a7
Signed-off-by: Steven Sherk <steven.sherk@se-eng.com>
Reviewed-on: http://review.coreboot.org/3072
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
This commit is contained in:
Steven Sherk
2013-04-11 08:40:57 -06:00
committed by Ronald G. Minnich
parent 6a1210901d
commit d9de6c4f0e
6 changed files with 204 additions and 2 deletions
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2
src/superio/nuvoton/Kconfig
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@@ -19,3 +19,5 @@
config SUPERIO_NUVOTON_WPCM450
bool
config SUPERIO_NUVOTON_NCT5104D
bool

1
src/superio/nuvoton/Makefile.inc
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@@ -18,3 +18,4 @@
##
subdirs-$(CONFIG_SUPERIO_NUVOTON_WPCM450) += wpcm450
subdirs-$(CONFIG_SUPERIO_NUVOTON_NCT5104D) += nct5104d

23
src/superio/nuvoton/nct5104d/Makefile.inc Executable file
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@@ -0,0 +1,23 @@
##
## This file is part of the coreboot project.
##
## Copyright (C) 2011 - 2012 Advanced Micro Devices, Inc.
##
## 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
##
romstage-$(CONFIG_SUPERIO_NUVOTON_NCT5104D) += early_init.c
ramstage-$(CONFIG_SUPERIO_NUVOTON_NCT5104D) += superio.c

47
src/superio/nuvoton/nct5104d/early_init.c Executable file
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@@ -0,0 +1,47 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011 Advanced Micro Devices, Inc.
*
* 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 <arch/romcc_io.h>
#include <device/pnp_def.h>
#include "nct5104d.h"
static void pnp_enter_extended_mode(device_t dev)
{
u16 port = dev >> 8;
outb(0x87,port);
outb(0x87,port);
}
static void pnp_exit_extended_mode(device_t dev)
{
u16 port = dev >> 8;
outb(0xaa,port);
}
static void nct5104d_enable_serial(device_t dev, u16 iobase)
{
pnp_enter_extended_mode(dev);
pnp_set_logical_device(dev);
pnp_set_enable(dev,0);
pnp_set_iobase(dev,PNP_IDX_IO0, iobase);
pnp_set_enable(dev,1);
pnp_exit_extended_mode(dev);
}

40
src/superio/nuvoton/nct5104d/nct5104d.h Executable file
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@@ -0,0 +1,40 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011 Advanced Micro Devices, Inc.
*
* 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
*/
#ifndef SUPERIO_NUVOTON_NCT5104D_NCT5104D_H
#define SUPERIO_NUVOTON_NCT5104D_NCT5104D_H
/* Logical Device Numbers (LDN). */
#define NCT5104D_SP1 0x02 /* Com1 */
#define NCT5104D_SP2 0x03 /* Com2 */
#define NCT5104D_GPIO_WDT 0x08 /* GPIO WDT Interface */
#define NCT5104D_GPIO_PP_OD 0xF /* GPIO Push-Pull / Open drain select */
/* Virtual Logical Device Numbers (LDN) */
#define NCT5104D_GPIO_V 0x07 /* GPIO - 0,1,6 Interface */
/* Virtual devices sharing the enables are encoded as follows:
VLDN = baseLDN[7:0] | [10:8] bitpos of enable in 0x30 of baseLDN
*/
#define NCT5104D_GPIO0 ((0 << 8) | NCT5104D_GPIO_V)
#define NCT5104D_GPIO1 ((1 << 8) | NCT5104D_GPIO_V)
#define NCT5104D_GPIO6 ((6 << 8) | NCT5104D_GPIO_V)
#endif

89
src/superio/nuvoton/nct5104d/superio.c Executable file
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@@ -0,0 +1,89 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011 Advanced Micro Devices, Inc.
*
* 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 <stdlib.h>
#include "nct5104d.h"
static void pnp_enter_exteded_mode(device_t dev)
{
outb(0x87,dev->path.pnp.port);
outb(0x87,dev->path.pnp.port);
}
static void pnp_exit_extended_mode(device_t dev)
{
outb(0xaa,dev->path.pnp.port);
}
static void nct5104d_init(device_t dev)
{
}
static void nct5104d_pnp_set_resources(device_t dev)
{
pnp_enter_exteded_mode(dev);
pnp_set_resources(dev);
pnp_exit_extended_mode(dev);
}
static void nct5104d_pnp_enable_resources(device_t dev)
{
pnp_enter_exteded_mode(dev);
pnp_enable_resources(dev);
pnp_exit_extended_mode(dev);
}
static void nct5104d_pnp_enable(device_t dev)
{
pnp_enter_exteded_mode(dev);
pnp_set_logical_device(dev);
(dev->enabled) ? pnp_set_enable(dev,1) : pnp_set_enable(dev,0);
pnp_exit_extended_mode(dev);
}
static struct device_operations ops = {
.read_resources = pnp_read_resources,
.set_resources = nct5104d_pnp_set_resources,
.enable_resources = nct5104d_pnp_enable_resources,
.enable = nct5104d_pnp_enable,
.init = nct5104d_init,
};
static struct pnp_info pnp_dev_info[] = {
{ &ops, NCT5104D_SP2, PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
{ &ops, NCT5104D_SP1, PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
{ &ops, NCT5104D_GPIO_WDT},
{ &ops, NCT5104D_GPIO_PP_OD},
{ &ops, NCT5104D_GPIO0},
{ &ops, NCT5104D_GPIO1},
{ &ops, NCT5104D_GPIO6},
};
static void enable_dev(struct device *dev)
{
pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
}
struct chip_operations superio_nuvoton_nct5104d_ops = {
CHIP_NAME("NUVOTON NCT5104D Super I/O")
.enable_dev = enable_dev,
};