Add F71859 SIO.

Signed-off-by: Marc Jones <marcj303@gmail.com>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5802 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 103 insertions, 0 deletions

diff --git a/src/superio/fintek/f71859/superio.c b/src/superio/fintek/f71859/superio.c
new file mode 100755
index 0000000000..caf6f12e4d
--- /dev/null
+++ b/src/superio/fintek/f71859/superio.c
@@ -0,0 +1,103 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2010 Marc Jones <marcj303@gmail.com>
+ * Copyright (C) 2008 Corey Osgood <corey.osgood@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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+
+#include <arch/io.h>
+#include <device/device.h>
+#include <device/pnp.h>
+#include <console/console.h>
+#include <stdlib.h>
+#include <uart8250.h>
+#include "chip.h"
+#include "f71859.h"
+
+static void pnp_enter_conf_state(device_t dev)
+{
+	outb(0x87, dev->path.pnp.port);
+}
+
+static void pnp_exit_conf_state(device_t dev)
+{
+	outb(0xaa, dev->path.pnp.port);
+}
+
+static void f71859_init(device_t dev)
+{
+	struct superio_fintek_f71859_config *conf = dev->chip_info;
+	struct resource *res0;
+
+	if (!dev->enabled)
+		return;
+
+	switch(dev->path.pnp.device) {
+	/* TODO: Might potentially need code for HWM or FDC etc. */
+	case F71859_SP1:
+		res0 = find_resource(dev, PNP_IDX_IO0);
+		init_uart8250(res0->base, &conf->com1);
+		break;
+	}
+}
+
+static void f71859_pnp_set_resources(device_t dev)
+{
+	pnp_enter_conf_state(dev);
+	pnp_set_resources(dev);
+	pnp_exit_conf_state(dev);
+}
+
+static void f71859_pnp_enable_resources(device_t dev)
+{
+	pnp_enter_conf_state(dev);
+	pnp_enable_resources(dev);
+	pnp_exit_conf_state(dev);
+}
+
+static void f71859_pnp_enable(device_t dev)
+{
+	pnp_enter_conf_state(dev);
+	pnp_set_logical_device(dev);
+	(dev->enabled) ? pnp_set_enable(dev, 1) : pnp_set_enable(dev, 0);
+	pnp_exit_conf_state(dev);
+}
+
+static struct device_operations ops = {
+	.read_resources   = pnp_read_resources,
+	.set_resources    = f71859_pnp_set_resources,
+	.enable_resources = f71859_pnp_enable_resources,
+	.enable           = f71859_pnp_enable,
+	.init             = f71859_init,
+};
+
+static struct pnp_info pnp_dev_info[] = {
+	/* TODO: Some of the 0x7f8 etc. values may not be correct. */
+	{ &ops, F71859_SP1,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
+
+};
+
+static void enable_dev(device_t dev)
+{
+	pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
+}
+
+struct chip_operations superio_fintek_f71859_ops = {
+	CHIP_NAME("Fintek F71859 Super I/O")
+	.enable_dev = enable_dev
+};