superio/nuvoton: Add support for Nuvoton NCT6779D

Add support for Nuvoton NCT6779D, using NCT6776 as a baseline

Change-Id: I020a21267f7e30bdea4bb5f83d67bd94082fdf05
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: http://review.coreboot.org/10232
Tested-by: build bot (Jenkins)
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

3 files changed, 166 insertions, 0 deletions

diff --git a/src/superio/nuvoton/nct6779d/Makefile.inc b/src/superio/nuvoton/nct6779d/Makefile.inc
new file mode 100644
index 0000000000..ef74154e84
--- /dev/null
+++ b/src/superio/nuvoton/nct6779d/Makefile.inc
@@ -0,0 +1,21 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2015 Matt DeVillier <matt.devillier@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
+##
+
+ramstage-$(CONFIG_SUPERIO_NUVOTON_NCT6779D) += superio.c
diff --git a/src/superio/nuvoton/nct6779d/nct6779d.h b/src/superio/nuvoton/nct6779d/nct6779d.h
new file mode 100644
index 0000000000..f3fb6ea1c9
--- /dev/null
+++ b/src/superio/nuvoton/nct6779d/nct6779d.h
@@ -0,0 +1,56 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 Matt DeVillier <matt.devillier@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
+ */
+
+#ifndef SUPERIO_NUVOTON_NCT6779D_H
+#define SUPERIO_NUVOTON_NCT6779D_H
+
+/* Logical Device Numbers (LDN). */
+#define NCT6779D_PP			0x01 /* Parallel port */
+#define NCT6779D_SP1		0x02 /* Com1 */
+#define NCT6779D_SP2		0x03 /* Com2 & IR */
+#define NCT6779D_KBC		0x05 /* PS/2 keyboard and mouse */
+#define NCT6779D_CIR		0x06 /* Consumer IR */
+#define NCT6779D_GPIO678_V	0x07 /* GPIO 6/7/8 */
+#define NCT6779D_WDT1_GPIO01_V	0x08 /* WDT1, GPIO 0/1 */
+#define NCT6779D_GPIO12345678_V	0x09 /* GPIO 1/2/3/4/5/6/7/8 */
+#define NCT6779D_ACPI		0x0A /* ACPI */
+#define NCT6779D_HWM_FPLED	0x0B /* Hardware monitor & front LED */
+#define NCT6779D_WDT1		0x0D /* Watchdog timer 1 */
+#define NCT6779D_CIRWKUP	0x0E /* CIR wakeup */
+#define NCT6779D_GPIO_PP_OD	0x0F /* GPIO Push-Pull/Open drain select */
+#define NCT6779D_PRT80		0x14 /* Port 80 UART */
+#define NCT6779D_DSLP		0x16 /* Deep sleep */
+
+
+/* virtual LDN for GPIO */
+
+#define NCT6779D_GPIOBASE	((0 << 8) | NCT6779D_WDT1_GPIO01_V)
+
+#define NCT6779D_GPIO0		((1 << 8) | NCT6779D_WDT1_GPIO01_V)
+#define NCT6779D_GPIO1		((1 << 8) | NCT6779D_GPIO12345678_V)
+#define NCT6779D_GPIO2		((2 << 8) | NCT6779D_GPIO12345678_V)
+#define NCT6779D_GPIO3		((3 << 8) | NCT6779D_GPIO12345678_V)
+#define NCT6779D_GPIO4		((4 << 8) | NCT6779D_GPIO12345678_V)
+#define NCT6779D_GPIO5		((5 << 8) | NCT6779D_GPIO12345678_V)
+#define NCT6779D_GPIO6		((6 << 8) | NCT6779D_GPIO12345678_V)
+#define NCT6779D_GPIO7		((7 << 8) | NCT6779D_GPIO12345678_V)
+#define NCT6779D_GPIO8		((0 << 8) | NCT6779D_GPIO12345678_V)
+
+#endif /* SUPERIO_NUVOTON_NCT6779D_H */
diff --git a/src/superio/nuvoton/nct6779d/superio.c b/src/superio/nuvoton/nct6779d/superio.c
new file mode 100644
index 0000000000..701f8c73dc
--- /dev/null
+++ b/src/superio/nuvoton/nct6779d/superio.c
@@ -0,0 +1,89 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 Advanced Micro Devices, Inc.
+ * Copyright (C) 2014 Felix Held <felix-coreboot@felixheld.de>
+ * Copyright (C) 2014 Edward O'Callaghan <eocallaghan@alterapraxis.com>
+ * Copyright (C) 2015 Matt DeVillier <matt.devillier@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 <pc80/keyboard.h>
+#include <stdlib.h>
+#include <superio/conf_mode.h>
+
+#include "nct6779d.h"
+
+
+static void nct6779d_init(struct device *dev)
+{
+	if (!dev->enabled)
+		return;
+
+	switch(dev->path.pnp.device) {
+	/* TODO: Might potentially need code for HWM or FDC etc. */
+	case NCT6779D_KBC:
+		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_alt_enable,
+	.init             = nct6779d_init,
+	.ops_pnp_mode     = &pnp_conf_mode_8787_aa,
+};
+
+static struct pnp_info pnp_dev_info[] = {
+	{ &ops, NCT6779D_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x0ff8, 0}, },
+	{ &ops, NCT6779D_SP1, PNP_IO0 | PNP_IRQ0, {0x0ff8, 0}, },
+	{ &ops, NCT6779D_SP2, PNP_IO0 | PNP_IRQ0, {0x0ff8, 0}, },
+	{ &ops, NCT6779D_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, {0x0fff, 0}, {0x0fff, 4}, },
+	{ &ops, NCT6779D_CIR, PNP_IO0 | PNP_IRQ0, {0x0ff8, 0}, },
+	{ &ops, NCT6779D_ACPI},
+	{ &ops, NCT6779D_HWM_FPLED, PNP_IO0 | PNP_IO1 | PNP_IRQ0, {0x0ffe, 0}, {0x0ffe, 4}, },
+	{ &ops, NCT6779D_WDT1},
+	{ &ops, NCT6779D_CIRWKUP, PNP_IO0 | PNP_IRQ0, {0x0ff8, 0}, },
+	{ &ops, NCT6779D_GPIO_PP_OD},
+	{ &ops, NCT6779D_PRT80},
+	{ &ops, NCT6779D_DSLP},
+	{ &ops, NCT6779D_GPIOBASE, PNP_IO0, {0x0ff8, 0}, },
+	{ &ops, NCT6779D_GPIO0},
+	{ &ops, NCT6779D_GPIO1},
+	{ &ops, NCT6779D_GPIO2},
+	{ &ops, NCT6779D_GPIO3},
+	{ &ops, NCT6779D_GPIO4},
+	{ &ops, NCT6779D_GPIO5},
+	{ &ops, NCT6779D_GPIO6},
+	{ &ops, NCT6779D_GPIO7},
+	{ &ops, NCT6779D_GPIO8},
+};
+
+static void enable_dev(struct device *dev)
+{
+	pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
+}
+
+struct chip_operations superio_nuvoton_nct6779d_ops = {
+	CHIP_NAME("NUVOTON NCT6779D Super I/O")
+	.enable_dev = enable_dev,
+};