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-rw-r--r--src/superio/smsc/Kconfig3
-rw-r--r--src/superio/smsc/Makefile.inc2
-rw-r--r--src/superio/smsc/sch4037/Makefile.inc20
-rw-r--r--src/superio/smsc/sch4037/chip.h34
-rw-r--r--src/superio/smsc/sch4037/sch4037.h34
-rw-r--r--src/superio/smsc/sch4037/sch4037_early_init.c69
-rw-r--r--src/superio/smsc/sch4037/superio.c123
7 files changed, 285 insertions, 0 deletions
diff --git a/src/superio/smsc/Kconfig b/src/superio/smsc/Kconfig
index 7378d18ba3..ddd5b96c65 100644
--- a/src/superio/smsc/Kconfig
+++ b/src/superio/smsc/Kconfig
@@ -2,6 +2,7 @@
## This file is part of the coreboot project.
##
## Copyright (C) 2009 Ronald G. Minnich
+## Copyright (C) 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
@@ -39,3 +40,5 @@ config SUPERIO_SMSC_KBC1100
bool
config SUPERIO_SMSC_SMSCSUPERIO
bool
+config SUPERIO_SMSC_SCH4037
+ bool
diff --git a/src/superio/smsc/Makefile.inc b/src/superio/smsc/Makefile.inc
index 68d4d56dc3..bfdc68ec02 100644
--- a/src/superio/smsc/Makefile.inc
+++ b/src/superio/smsc/Makefile.inc
@@ -2,6 +2,7 @@
## This file is part of the coreboot project.
##
## Copyright (C) 2009 Ronald G. Minnich
+## Copyright (C) 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
@@ -28,3 +29,4 @@ subdirs-y += lpc47n227
subdirs-y += sio10n268
subdirs-y += kbc1100
subdirs-y += smscsuperio
+subdirs-y += sch4037
diff --git a/src/superio/smsc/sch4037/Makefile.inc b/src/superio/smsc/sch4037/Makefile.inc
new file mode 100644
index 0000000000..8f36f2a90f
--- /dev/null
+++ b/src/superio/smsc/sch4037/Makefile.inc
@@ -0,0 +1,20 @@
+#
+# This file is part of the coreboot project.
+#
+# Copyright (C) 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; version 2 of the License.
+#
+# 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
+#
+
+ramstage-$(CONFIG_SUPERIO_SMSC_SCH4037) += superio.c
diff --git a/src/superio/smsc/sch4037/chip.h b/src/superio/smsc/sch4037/chip.h
new file mode 100644
index 0000000000..3223750bf6
--- /dev/null
+++ b/src/superio/smsc/sch4037/chip.h
@@ -0,0 +1,34 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 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; version 2 of the License.
+ *
+ * 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_SCH_4037_CHIP_H
+#define SUPERIO_SCH_4037_CHIP_H
+
+#include <pc80/keyboard.h>
+#include <uart8250.h>
+
+struct chip_operations;
+extern struct chip_operations superio_smsc_sch4037_ops;
+
+struct superio_smsc_sch4037_config {
+
+ struct pc_keyboard keyboard;
+};
+
+#endif //SUPERIO_SCH_4037_CHIP_H \ No newline at end of file
diff --git a/src/superio/smsc/sch4037/sch4037.h b/src/superio/smsc/sch4037/sch4037.h
new file mode 100644
index 0000000000..8dff3b87f3
--- /dev/null
+++ b/src/superio/smsc/sch4037/sch4037.h
@@ -0,0 +1,34 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 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; version 2 of the License.
+ *
+ * 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_SCH_4037_H
+#define SUPERIO_SCH_4037_H
+
+
+#define SCH4037_FDD 0 /* FDD */
+#define SCH4037_LPT 3 /* LPT */
+#define SMSCSUPERIO_SP1 4 /* Com1 */
+#define SMSCSUPERIO_SP2 5 /* Com2 */
+#define SCH4037_RTC 6 /* RTC */
+#define SCH4037_KBC 7 /* KBC */
+#define SCH4037_HWM 8 /* HWM */
+#define SCH4037_RUNTIME 0x0A /* Runtime */
+#define SCH4037_XBUS 0x0B /* X-BUS */
+
+#endif //SUPERIO_SCH_4037_H
diff --git a/src/superio/smsc/sch4037/sch4037_early_init.c b/src/superio/smsc/sch4037/sch4037_early_init.c
new file mode 100644
index 0000000000..9c740623a8
--- /dev/null
+++ b/src/superio/smsc/sch4037/sch4037_early_init.c
@@ -0,0 +1,69 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 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; version 2 of the License.
+ *
+ * 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 "sch4037.h"
+
+static inline void pnp_enter_conf_state(device_t dev)
+{
+ unsigned port = dev>>8;
+ outb(0x55, port);
+}
+
+static void pnp_exit_conf_state(device_t dev)
+{
+ unsigned port = dev>>8;
+ outb(0xaa, port);
+}
+
+static inline void sch4037_early_init(unsigned port)
+{
+ device_t dev;
+
+ dev = PNP_DEV(port, SMSCSUPERIO_SP1);
+ pnp_enter_conf_state(dev);
+
+ /* Auto power management */
+ pnp_write_config(dev, 0x22, 0x38); /* BIT3+BIT4+BIT5 */
+ pnp_write_config(dev, 0x23, 0 );
+
+ /* Enable SMSC UART 0 */
+ dev = PNP_DEV(port, SMSCSUPERIO_SP1);
+ pnp_set_logical_device(dev);
+ pnp_set_enable(dev, 0);
+
+ pnp_set_iobase(dev, PNP_IDX_IO0, CONFIG_TTYS0_BASE);
+ pnp_set_irq(dev, PNP_IDX_IRQ0, 0x4);
+
+ /* Enabled High speed, disabled MIDI support. */
+ pnp_write_config(dev, 0xF0, 0x02);
+ pnp_set_enable(dev, 1);
+
+ /* Enable keyboard */
+ dev = PNP_DEV(port, SCH4037_KBC);
+ pnp_set_logical_device(dev);
+ pnp_set_enable(dev, 0);
+ pnp_set_irq(dev, 0x70, 1); /* IRQ 1 */
+ pnp_set_irq(dev, 0x72, 12); /* IRQ 12 */
+ pnp_set_enable(dev, 1);
+
+ pnp_exit_conf_state(dev);
+}
+
diff --git a/src/superio/smsc/sch4037/superio.c b/src/superio/smsc/sch4037/superio.c
new file mode 100644
index 0000000000..eebcacd60e
--- /dev/null
+++ b/src/superio/smsc/sch4037/superio.c
@@ -0,0 +1,123 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 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; version 2 of the License.
+ *
+ * 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
+ */
+
+/* RAM driver for the SMSC KBC1100 Super I/O chip */
+
+#include <arch/io.h>
+#include <device/device.h>
+#include <device/pnp.h>
+#include <console/console.h>
+#include <device/smbus.h>
+#include <string.h>
+#include <bitops.h>
+#include <uart8250.h>
+#include <pc80/keyboard.h>
+#include <stdlib.h>
+#include "chip.h"
+#include "sch4037.h"
+
+/* Forward declarations */
+static void enable_dev(device_t dev);
+static void sch4037_pnp_set_resources(device_t dev);
+static void sch4037_pnp_enable_resources(device_t dev);
+static void sch4037_pnp_enable(device_t dev);
+static void sch4037_init(device_t dev);
+
+static void pnp_enter_conf_state(device_t dev);
+static void pnp_exit_conf_state(device_t dev);
+
+struct chip_operations superio_smsc_sch4037_ops = {
+ CHIP_NAME("SMSC SCH4037 Super I/O")
+ .enable_dev = enable_dev,
+};
+
+static struct device_operations ops = {
+ .read_resources = pnp_read_resources,
+ .set_resources = sch4037_pnp_set_resources,
+ .enable_resources = sch4037_pnp_enable_resources,
+ .enable = sch4037_pnp_enable,
+ .init = sch4037_init,
+};
+
+static struct pnp_info pnp_dev_info[] = {
+ { &ops, SCH4037_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, },
+};
+
+static void enable_dev(device_t dev)
+{
+ printk(BIOS_SPEW, "file '%s',line %d, %s()\n", __FILE__, __LINE__, __func__);
+ pnp_enable_devices(dev, &pnp_ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
+}
+
+static void sch4037_pnp_set_resources(device_t dev)
+{
+ pnp_enter_conf_state(dev);
+ pnp_set_resources(dev);
+ pnp_exit_conf_state(dev);
+}
+
+static void sch4037_pnp_enable_resources(device_t dev)
+{
+ pnp_enter_conf_state(dev);
+ pnp_enable_resources(dev);
+ pnp_exit_conf_state(dev);
+}
+
+static void sch4037_pnp_enable(device_t dev)
+{
+ pnp_enter_conf_state(dev);
+ pnp_set_logical_device(dev);
+
+ if(dev->enabled) {
+ pnp_set_enable(dev, 1);
+ }
+ else {
+ pnp_set_enable(dev, 0);
+ }
+ pnp_exit_conf_state(dev);
+}
+
+static void sch4037_init(device_t dev)
+{
+ struct superio_smsc_sch4037_config *conf = dev->chip_info;
+ struct resource *res0, *res1;
+
+ if (!dev->enabled) {
+ return;
+ }
+
+ switch(dev->path.pnp.device) {
+
+ case SCH4037_KBC:
+ res0 = find_resource(dev, PNP_IDX_IO0);
+ res1 = find_resource(dev, PNP_IDX_IO1);
+ pc_keyboard_init(&conf->keyboard);
+ break;
+ }
+}
+
+static void pnp_enter_conf_state(device_t dev)
+{
+ outb(0x55, dev->path.pnp.port);
+}
+
+static void pnp_exit_conf_state(device_t dev)
+{
+ outb(0xaa, dev->path.pnp.port);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 00:56:03 +0000