superio/windbond: Add WPCD376I device

The Winbond WPCD376I is a desktop Super I/O often selected on
Intel mainboards. The support is similar to other Winbond and NSC SIOs.
Based on output from superiotool -d.

Change-Id: Ib4786b410b1d83606e8d79a9f686c14a5d25cadf
Signed-off-by: Marc Jones <marc.jones@se-eng.com>
Reviewed-on: http://review.coreboot.org/12165
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>

5 files changed, 200 insertions, 0 deletions

diff --git a/src/superio/winbond/wpcd376i/Makefile.inc b/src/superio/winbond/wpcd376i/Makefile.inc
new file mode 100644
index 0000000000..9ff24258ce
--- /dev/null
+++ b/src/superio/winbond/wpcd376i/Makefile.inc
@@ -0,0 +1,23 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2000 AG Electronics Ltd.
+## Copyright (C) 2003-2004 Linux Networx
+##
+## 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.
+##
+
+romstage-$(CONFIG_SUPERIO_WINBOND_WPCD376I) += early_serial.c
+ramstage-$(CONFIG_SUPERIO_WINBOND_WPCD376I) += superio.c
diff --git a/src/superio/winbond/wpcd376i/chip.h b/src/superio/winbond/wpcd376i/chip.h
new file mode 100644
index 0000000000..d0d574808c
--- /dev/null
+++ b/src/superio/winbond/wpcd376i/chip.h
@@ -0,0 +1,27 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2000 AG Electronics Ltd.
+ * Copyright (C) 2003-2004 Linux Networx
+ *
+ * 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.
+ */
+
+#ifndef SUPERIO_WINBOND_WPCD376I_CHIP_H
+#define SUPERIO_WINBOND_WPCD376I_CHIP_H
+
+struct superio_winbond_wpcd376i_config {
+};
+#endif
diff --git a/src/superio/winbond/wpcd376i/early_serial.c b/src/superio/winbond/wpcd376i/early_serial.c
new file mode 100644
index 0000000000..009471d058
--- /dev/null
+++ b/src/superio/winbond/wpcd376i/early_serial.c
@@ -0,0 +1,34 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2010 Marc Jones <marcj303@gmail.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.
+ */
+
+/* Pre-RAM driver for the Winbond WPCD376I Super I/O chip. */
+
+
+#include <arch/io.h>
+#include <device/pnp_def.h>
+#include "wpcd376i.h"
+
+void wpcd376i_enable_serial(device_t dev, u16 iobase)
+{
+	pnp_set_logical_device(dev);
+	pnp_set_enable(dev, 0);
+	pnp_set_iobase(dev, PNP_IDX_IO0, iobase);
+	pnp_set_enable(dev, 1);
+}
diff --git a/src/superio/winbond/wpcd376i/superio.c b/src/superio/winbond/wpcd376i/superio.c
new file mode 100644
index 0000000000..d54c4af85e
--- /dev/null
+++ b/src/superio/winbond/wpcd376i/superio.c
@@ -0,0 +1,79 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2000 AG Electronics Ltd.
+ * Copyright (C) 2003-2004 Linux Networx
+ *
+ * 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.
+ */
+
+#include <device/device.h>
+#include <device/pnp.h>
+#include <drivers/uart/uart8250reg.h>
+#include <pc80/keyboard.h>
+#include <arch/io.h>
+#include <stdlib.h>
+#include "chip.h"
+#include "wpcd376i.h"
+
+static void init(device_t dev)
+{
+	if (!dev->enabled)
+		return;
+
+	switch (dev->path.pnp.device) {
+
+	case WPCD376I_FDC:
+	case WPCD376I_LPT:
+	case WPCD376I_IR:
+	case WPCD376I_SP1:
+	case WPCD376I_SWC:
+	case WPCD376I_KBCM:
+	case WPCD376I_GPIO:
+		break;
+
+	case WPCD376I_KBCK:
+		pc_keyboard_init();
+		break;
+	}
+}
+
+static struct device_operations ops = {
+	.read_resources		= pnp_read_resources,
+	.set_resources		= pnp_set_resources,
+	.enable_resources	= pnp_enable_resources,
+	.enable			= pnp_enable,
+	.init			= init,
+};
+
+static struct pnp_info pnp_dev_info[] = {
+	{ &ops, WPCD376I_FDC,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x07fa, 0}, },
+	{ &ops, WPCD376I_LPT,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x04f8, 0}, },
+	{ &ops, WPCD376I_IR,   PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, {0x07f8, 0}, },
+	{ &ops, WPCD376I_SP1,  PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
+	{ &ops, WPCD376I_KBCM, PNP_IRQ0, },
+	{ &ops, WPCD376I_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, {0x07f8, 0}, {0x07f8, 4}, },
+	{ &ops, WPCD376I_GPIO, PNP_IO0 | PNP_IRQ0, {0xfff8, 0}, },
+};
+
+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_wpcd376i_ops = {
+	CHIP_NAME("Winbond WPCD376I Super I/O")
+	.enable_dev = enable_dev,
+};
diff --git a/src/superio/winbond/wpcd376i/wpcd376i.h b/src/superio/winbond/wpcd376i/wpcd376i.h
new file mode 100644
index 0000000000..195b91428e
--- /dev/null
+++ b/src/superio/winbond/wpcd376i/wpcd376i.h
@@ -0,0 +1,37 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2000 AG Electronics Ltd.
+ * Copyright (C) 2003-2004 Linux Networx
+ *
+ * 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.
+ */
+
+#ifndef SUPERIO_WINBOND_WPCD376I_WPCD376I_H
+#define SUPERIO_WINBOND_WPCD376I_WPCD376I_H
+
+/* Logical Device Numbers (LDN). */
+#define WPCD376I_FDC	0	/* Floppy */
+#define WPCD376I_LPT	1	/* Parallel port */
+#define WPCD376I_IR	2	/* Infrared port */
+#define WPCD376I_SP1	3	/* UART1 */
+#define WPCD376I_SWC	4	/* System wake-up control */
+#define WPCD376I_KBCM	5	/* PS/2 mouse */
+#define WPCD376I_KBCK	6	/* PS/2 keyboard */
+#define WPCD376I_GPIO	7	/* General Purpose I/O */
+
+void wpcd376i_enable_serial(device_t dev, u16 iobase);
+
+#endif