Add support for the Winbond W83627DHG Super I/O.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Corey Osgood <corey.osgood@gmail.com>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3746 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

5 files changed, 253 insertions, 0 deletions

diff --git a/src/superio/winbond/w83627dhg/Config.lb b/src/superio/winbond/w83627dhg/Config.lb
new file mode 100644
index 0000000000..1513f0df31
--- /dev/null
+++ b/src/superio/winbond/w83627dhg/Config.lb
@@ -0,0 +1,23 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de>
+##
+## 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
+##
+
+config chip.h
+object superio.o
+
diff --git a/src/superio/winbond/w83627dhg/chip.h b/src/superio/winbond/w83627dhg/chip.h
new file mode 100644
index 0000000000..b948ba3f1c
--- /dev/null
+++ b/src/superio/winbond/w83627dhg/chip.h
@@ -0,0 +1,29 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * 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 <pc80/keyboard.h>
+#include <uart8250.h>
+
+extern struct chip_operations superio_winbond_w83627dhg_ops;
+
+struct superio_winbond_w83627dhg_config {
+	struct uart8250 com1, com2;
+	struct pc_keyboard keyboard;
+};
diff --git a/src/superio/winbond/w83627dhg/superio.c b/src/superio/winbond/w83627dhg/superio.c
new file mode 100644
index 0000000000..9398313ea4
--- /dev/null
+++ b/src/superio/winbond/w83627dhg/superio.c
@@ -0,0 +1,123 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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/device.h>
+#include <device/pnp.h>
+#include <uart8250.h>
+#include <pc80/keyboard.h>
+#include <stdlib.h>
+#include "chip.h"
+#include "w83627dhg.h"
+
+static void pnp_enter_ext_func_mode(device_t dev)
+{
+	outb(0x87, dev->path.u.pnp.port);
+	outb(0x87, dev->path.u.pnp.port);
+}
+
+static void pnp_exit_ext_func_mode(device_t dev)
+{
+	outb(0xaa, dev->path.u.pnp.port);
+}
+
+static void w83627dhg_init(device_t dev)
+{
+	struct superio_winbond_w83627dhg_config *conf;
+	struct resource *res0, *res1;
+
+	if (!dev->enabled)
+		return;
+
+	conf = dev->chip_info;
+
+	switch(dev->path.u.pnp.device) {
+	case W83627DHG_SP1:
+		res0 = find_resource(dev, PNP_IDX_IO0);
+		init_uart8250(res0->base, &conf->com1);
+		break;
+	case W83627DHG_SP2:
+		res0 = find_resource(dev, PNP_IDX_IO0);
+		init_uart8250(res0->base, &conf->com2);
+		break;
+	case W83627DHG_KBC:
+		res0 = find_resource(dev, PNP_IDX_IO0);
+		res1 = find_resource(dev, PNP_IDX_IO1);
+		init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
+		break;
+	}
+}
+
+void w83627dhg_pnp_set_resources(device_t dev)
+{
+	pnp_enter_ext_func_mode(dev);
+	pnp_set_resources(dev);
+	pnp_exit_ext_func_mode(dev);
+}
+
+void w83627dhg_pnp_enable_resources(device_t dev)
+{
+	pnp_enter_ext_func_mode(dev);
+	pnp_enable_resources(dev);
+	pnp_exit_ext_func_mode(dev);
+}
+
+void w83627dhg_pnp_enable(device_t dev)
+{
+	if (!dev->enabled)
+		return;
+
+	pnp_enter_ext_func_mode(dev);
+	pnp_set_logical_device(dev);
+	pnp_set_enable(dev, 0);
+	pnp_exit_ext_func_mode(dev);
+}
+
+static struct device_operations ops = {
+	.read_resources   = pnp_read_resources,
+	.set_resources    = w83627dhg_pnp_set_resources,
+	.enable_resources = w83627dhg_pnp_enable_resources,
+	.enable           = w83627dhg_pnp_enable,
+	.init             = w83627dhg_init,
+};
+
+static struct pnp_info pnp_dev_info[] = {
+	{ &ops, W83627DHG_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x0ff8, 0}, },
+	{ &ops, W83627DHG_PP,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x0ff8, 0}, },
+	{ &ops, W83627DHG_SP1, PNP_IO0 | PNP_IRQ0, { 0xff8, 0 }, },
+	{ &ops, W83627DHG_SP2, PNP_IO0 | PNP_IRQ0, { 0xff8, 0 }, },
+	{ &ops, W83627DHG_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0xfff, 0 }, { 0xfff, 0x4}, },
+	{ &ops, W83627DHG_SPI, PNP_IO1, { 0xff8, 0 }, },
+	{ &ops, W83627DHG_GPIO6, },
+	{ &ops, W83627DHG_WDTO_PLED, },
+	{ &ops, W83627DHG_GPIO2345, },
+	{ &ops, W83627DHG_ACPI, },
+	{ &ops, W83627DHG_HWM, PNP_IO0 | PNP_IRQ0, { 0xffe, 0 }, },
+	{ &ops, W83627DHG_PECI_SST, },
+};
+
+static void enable_dev(struct device *dev)
+{
+	pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
+}
+
+struct chip_operations superio_winbond_w83627dhg_ops = {
+	CHIP_NAME("Winbond W83627DHG Super I/O")
+	.enable_dev = enable_dev,
+};
diff --git a/src/superio/winbond/w83627dhg/w83627dhg.h b/src/superio/winbond/w83627dhg/w83627dhg.h
new file mode 100644
index 0000000000..e044e0d6dc
--- /dev/null
+++ b/src/superio/winbond/w83627dhg/w83627dhg.h
@@ -0,0 +1,32 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * 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
+ */
+
+#define W83627DHG_FDC              0   /* Floppy */
+#define W83627DHG_PP               1   /* Parallel port */
+#define W83627DHG_SP1              2   /* Com1 */
+#define W83627DHG_SP2              3   /* Com2 */
+#define W83627DHG_KBC              5   /* PS/2 keyboard + mouse */
+#define W83627DHG_SPI              6   /* Serial peripheral interface */
+#define W83627DHG_GPIO6            7   /* GPIO6 */
+#define W83627DHG_WDTO_PLED        8   /* WDTO#, PLED */
+#define W83627DHG_GPIO_SUSLED      9   /* GPIO2, GPIO3, GPIO4, GPIO5 */
+#define W83627DHG_ACPI            10   /* ACPI */
+#define W83627DHG_HWM             11   /* Hardware monitor */
+#define W83627DHG_PECI_SST        12   /* PECI, SST */
diff --git a/src/superio/winbond/w83627dhg/w83627dhg_early_serial.c b/src/superio/winbond/w83627dhg/w83627dhg_early_serial.c
new file mode 100644
index 0000000000..f530dc6797
--- /dev/null
+++ b/src/superio/winbond/w83627dhg/w83627dhg_early_serial.c
@@ -0,0 +1,46 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * 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/romcc_io.h>
+#include <stdint.h>
+#include "w83627dhg.h"
+
+static void pnp_enter_ext_func_mode(device_t dev)
+{
+	u16 port = dev >> 8;
+	outb(0x87, port);
+	outb(0x87, port);
+}
+
+static void pnp_exit_ext_func_mode(device_t dev)
+{
+	u16 port = dev >> 8;
+	outb(0xaa, port);
+}
+
+static void w83627dhg_enable_serial(device_t dev, u16 iobase)
+{
+	pnp_enter_ext_func_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_ext_func_mode(dev);
+}