Add post-RAM init code for the Fintek F71805F Super I/O.

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



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3335 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

2 files changed, 136 insertions, 0 deletions

diff --git a/src/superio/fintek/f71805f/Config.lb b/src/superio/fintek/f71805f/Config.lb
new file mode 100644
index 0000000000..b6ecdba382
--- /dev/null
+++ b/src/superio/fintek/f71805f/Config.lb
@@ -0,0 +1,23 @@
+##
+## This file is part of the coreboot project.
+##
+## 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
+##
+
+config chip.h
+object superio.o
+
diff --git a/src/superio/fintek/f71805f/superio.c b/src/superio/fintek/f71805f/superio.c
new file mode 100644
index 0000000000..51e8364d65
--- /dev/null
+++ b/src/superio/fintek/f71805f/superio.c
@@ -0,0 +1,113 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * 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
+ */
+
+/* Datasheet: http://www.fintek.com.tw/files/productfiles/F71805F_V025.pdf */
+
+#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 "f71805f.h"
+
+static void pnp_enter_conf_state(device_t dev) 
+{
+	outb(0x87, dev->path.u.pnp.port);
+}
+
+static void pnp_exit_conf_state(device_t dev) 
+{
+	outb(0xaa, dev->path.u.pnp.port);
+}
+
+static void f71805f_init(device_t dev)
+{
+	struct superio_fintek_f71805f_config *conf = dev->chip_info;
+	struct resource *res0, *res1;
+
+	if (!dev->enabled)
+		return;
+	
+	switch(dev->path.u.pnp.device) {
+	/* TODO: Might potentially need code for HWM or FDC etc. */
+	case F71805F_SP1:
+		res0 = find_resource(dev, PNP_IDX_IO0);
+		init_uart8250(res0->base, &conf->com1);
+		break;
+	case F71805F_SP2:
+		res1 = find_resource(dev, PNP_IDX_IO0);
+		init_uart8250(res0->base, &conf->com2);
+		break;
+	}
+}
+
+void f71805f_pnp_set_resources(device_t dev)
+{
+	pnp_enter_conf_state(dev);
+	pnp_set_resources(dev);
+	pnp_exit_conf_state(dev);
+}
+
+void f71805f_pnp_enable_resources(device_t dev)
+{
+	pnp_enter_conf_state(dev);
+	pnp_enable_resources(dev);
+	pnp_exit_conf_state(dev);
+}
+
+void f71805f_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    = f71805f_pnp_set_resources,
+	.enable_resources = f71805f_pnp_enable_resources,
+	.enable           = f71805f_pnp_enable,
+	.init             = f71805f_init,
+};
+
+static struct pnp_info pnp_dev_info[] = {
+	/* TODO: Some of the 0x7f8 etc. values may not be correct. */
+	{ &ops, F71805F_FDC,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
+	{ &ops, F71805F_SP1,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
+	{ &ops, F71805F_SP2,  PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
+	{ &ops, F71805F_PP,   PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
+	{ &ops, F71805F_HWM,  PNP_IO0 | PNP_IRQ0, { 0xff8, 0}, },
+	{ &ops, F71805F_GPIO, PNP_IRQ0, },
+	{ &ops, F71805F_PME, },
+};
+
+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_f71805f_ops = {
+	CHIP_NAME("Fintek F71805F Super I/O")
+	.enable_dev = enable_dev
+};
+