sio/ite/it8783ef: New super i/o chip

This will be used by new Roda boards. Four UARTs and PS/2 keyboard and
mouse are exposed to ACPI. Since our boards only use the environment
controller part, most of the usual pnp interfaces are untested.

Change-Id: Ifeb0327ad115759411716f82585ace5ce55b8464
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/17287
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>

1 files changed, 108 insertions, 0 deletions

diff --git a/src/superio/ite/it8783ef/superio.c b/src/superio/ite/it8783ef/superio.c
new file mode 100644
index 0000000000..f9044e3470
--- /dev/null
+++ b/src/superio/ite/it8783ef/superio.c
@@ -0,0 +1,108 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2016 secunet Security Networks AG
+ *
+ * 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.
+ */
+
+#include <device/device.h>
+#include <device/pnp.h>
+#include <pc80/keyboard.h>
+#include <superio/conf_mode.h>
+#include <superio/ite/common/env_ctrl.h>
+
+#include "it8783ef.h"
+#include "chip.h"
+
+static void it8783ef_init(struct device *const dev)
+{
+	const struct superio_ite_it8783ef_config *conf;
+	const struct resource *res;
+
+	if (!dev->enabled)
+		return;
+
+	switch (dev->path.pnp.device) {
+	case IT8783EF_EC:
+		conf = dev->chip_info;
+		res = find_resource(dev, PNP_IDX_IO0);
+		if (!conf || !res)
+			break;
+		ite_ec_init(res->base, &conf->ec);
+		break;
+	case IT8783EF_KBCK:
+		pc_keyboard_init(NO_AUX_DEVICE);
+		break;
+	default:
+		break;
+	}
+}
+
+static struct device_operations ops = {
+	.read_resources   = pnp_read_resources,
+	.set_resources    = pnp_set_resources,
+	.enable_resources = pnp_enable_resources,
+	.enable           = pnp_alt_enable,
+	.init             = it8783ef_init,
+	.ops_pnp_mode     = &pnp_conf_mode_870155_aa,
+};
+
+static struct pnp_info pnp_dev_info[] = {
+	/* Floppy Disk Controller */
+	{ &ops, IT8783EF_FDC, PNP_IO0 | PNP_IRQ0 | PNP_MSC0 | PNP_MSC1,
+	  {0x0ff8, 0}, },
+	/* Serial Port 1 */
+	{ &ops, IT8783EF_SP1, PNP_IO0 | PNP_IRQ0 | PNP_MSC0, {0x0ff8, 0}, },
+	/* Serial Port 2 */
+	{ &ops, IT8783EF_SP2, PNP_IO0 | PNP_IRQ0 | PNP_MSC0, {0x0ff8, 0}, },
+	/* Printer Port */
+	{ &ops, IT8783EF_PP,  PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_DRQ0 |
+				PNP_MSC0,
+	  {0x0ffc, 0}, {0x0ffc, 0}, },
+	/* Environmental Controller */
+	{ &ops, IT8783EF_EC,  PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_MSC0 |
+				PNP_MSC1 | PNP_MSC2 | PNP_MSC3 | PNP_MSC4 |
+				PNP_MSC5 | PNP_MSC6 | PNP_MSC7,
+	  {0x0ff8, 0}, {0x0ff8, 0}, },
+	/* KBC Keyboard */
+	{ &ops, IT8783EF_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_MSC0,
+	  {0x0fff, 0}, {0x0fff, 0}, },
+	/* KBC Mouse */
+	{ &ops, IT8783EF_KBCM, PNP_IRQ0 | PNP_MSC0, },
+	/* GPIO */
+	{ &ops, IT8783EF_GPIO, PNP_IO0 | PNP_IO1 | PNP_IO2 | PNP_IRQ0 |
+				PNP_MSC0 | PNP_MSC1 | PNP_MSC2 | PNP_MSC3 |
+				PNP_MSC4 | PNP_MSC5 | PNP_MSC6 | PNP_MSC7 |
+				PNP_MSC8 | PNP_MSC9 | PNP_MSCA | PNP_MSCB,
+	  {0x0ffc, 0}, {0x0fff, 0}, {0x0ff8, 0}, },
+	/* Serial Port 3 */
+	{ &ops, IT8783EF_SP3, PNP_IO0 | PNP_IRQ0 | PNP_MSC0, {0x0ff8, 0}, },
+	/* Serial Port 4 */
+	{ &ops, IT8783EF_SP4, PNP_IO0 | PNP_IRQ0 | PNP_MSC0, {0x0ff8, 0}, },
+	/* Serial Port 5 */
+	{ &ops, IT8783EF_SP5, PNP_IO0 | PNP_IRQ0 | PNP_MSC0, {0x0ff8, 0}, },
+	/* Serial Port 6 */
+	{ &ops, IT8783EF_SP6, PNP_IO0 | PNP_IRQ0 | PNP_MSC0, {0x0ff8, 0}, },
+	/* Consumer Infrared */
+	{ &ops, IT8783EF_CIR, PNP_IO0 | PNP_IRQ0 | PNP_MSC0, {0x0ff8, 0}, },
+};
+
+static void enable_dev(struct device *dev)
+{
+	pnp_enable_devices(dev, &pnp_ops,
+		ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
+}
+
+struct chip_operations superio_ite_it8783ef_ops = {
+	CHIP_NAME("ITE IT8783E/F Super I/O")
+	.enable_dev = enable_dev,
+};