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-rw-r--r--src/ec/roda/it8518/Kconfig20
-rw-r--r--src/ec/roda/it8518/Makefile.inc16
-rw-r--r--src/ec/roda/it8518/acpi/ac.asl29
-rw-r--r--src/ec/roda/it8518/acpi/battery.asl123
-rw-r--r--src/ec/roda/it8518/acpi/ec.asl210
-rw-r--r--src/ec/roda/it8518/acpi/lid.asl27
-rw-r--r--src/ec/roda/it8518/chip.h28
-rw-r--r--src/ec/roda/it8518/ec.c58
8 files changed, 511 insertions, 0 deletions
diff --git a/src/ec/roda/it8518/Kconfig b/src/ec/roda/it8518/Kconfig
new file mode 100644
index 0000000000..452c34541e
--- /dev/null
+++ b/src/ec/roda/it8518/Kconfig
@@ -0,0 +1,20 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2015 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; 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.
+##
+
+config EC_RODA_IT8518
+ bool
+ select EC_ACPI
+ help
+ Interface to IT8518 embedded controller in Roda notebooks.
diff --git a/src/ec/roda/it8518/Makefile.inc b/src/ec/roda/it8518/Makefile.inc
new file mode 100644
index 0000000000..a0998880d9
--- /dev/null
+++ b/src/ec/roda/it8518/Makefile.inc
@@ -0,0 +1,16 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2015 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; 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.
+##
+
+ramstage-$(CONFIG_EC_RODA_IT8518) += ec.c
diff --git a/src/ec/roda/it8518/acpi/ac.asl b/src/ec/roda/it8518/acpi/ac.asl
new file mode 100644
index 0000000000..33c62ee8dd
--- /dev/null
+++ b/src/ec/roda/it8518/acpi/ac.asl
@@ -0,0 +1,29 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 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; 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.
+ */
+
+//SCOPE EC0
+
+Device (AC)
+{
+ Name (_HID, "ACPI0003")
+ Name (_PCL, Package () { \_SB })
+
+ Method (_PSR, 0, NotSerialized) // _PSR: Power Source
+ {
+ Store ("-----> AC: _PSR", Debug)
+ Store ("<----- AC: _PSR", Debug)
+ Return (PWRS)
+ }
+}
diff --git a/src/ec/roda/it8518/acpi/battery.asl b/src/ec/roda/it8518/acpi/battery.asl
new file mode 100644
index 0000000000..ffe2c2f6e9
--- /dev/null
+++ b/src/ec/roda/it8518/acpi/battery.asl
@@ -0,0 +1,123 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 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; 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.
+ */
+
+//SCOPE EC0
+
+Device (BAT0)
+{
+ Name (_HID, EISAID ("PNP0C0A"))
+ Name (_UID, 1)
+ Name (_PCL, Package () { \_SB })
+
+
+ //
+ // Default Static Battery Information
+ //
+ Name (PBIF, Package (13)
+ {
+ 1, // 0: Power Unit
+ 4800, // 1: Design Capacity
+ 4650, // 2: Last Full Charge Capacity
+ 1, // 3: Battery Technology(Rechargeable)
+ 12608, // 4: Design Voltage 10.8V
+ 0, // 5: Design capacity of warning
+ 0, // 6: Design capacity of low
+ 0, // 7: Battery capacity granularity 1
+ 0, // 8: Battery capacity granularity 2
+ "BAT0", // 9: Model Number
+ "RT672", // 10: Serial Number
+ "LiON", // 11: Battery Type
+ "ASP" // 12: OEM Information
+ })
+
+
+ Name (PBST, Package (4)
+ {
+ 0x00000000, // Battery State
+ 0xFFFFFFFF, // Battery Present Rate
+ 0xFFFFFFFF, // Battery Remaining Capacity
+ 0xFFFFFFFF, // Battery Present Voltage
+ })
+
+
+ // Battery Slot Status
+ Method (_STA, 0, Serialized)
+ {
+ Store ("-----> BAT0: _STA", Debug)
+
+ Store (0x0F, Local0)
+
+ Store (ECPS, Local1)
+ And (Local1, 0x02, Local1)
+ If (LEqual (Local1, 0x02))
+ {
+ Store (0x1F, Local0)
+ }
+
+ Store ("<----- BAT0: _STA", Debug)
+
+ Return (Local0)
+ }
+
+ Method (_BIF, 0, Serialized)
+ {
+ Store ("-----> BAT0: _BIF", Debug)
+
+ Store (B0FC, Index (PBIF, 0x02))
+ Store (Divide (Multiply (B0FC, 6), 100), Index (PBIF, 0x05))
+ Store (Divide (Multiply (B0FC, 3), 100), Index (PBIF, 0x06))
+
+ Store ("<----- BAT0: _BIF", Debug)
+
+ Return (PBIF)
+ }
+
+ Method (_BST, 0, Serialized)
+ {
+ Store ("-----> BAT0: _BST", Debug)
+
+ Store (B0ST, Local0)
+ And (Local0, 0x40, Local0)
+ If (LEqual (Local0, 0x40))
+ {
+ If (LEqual (PWRS, 1))
+ {
+ Store (0x00, Index (PBST, 0x00))
+ }
+ Else
+ {
+ Store (0x01, Index (PBST, 0x00))
+ }
+ }
+ Else
+ {
+ Store (0x02, Index (PBST, 0x00))
+ }
+
+ Store (B0AC, Local1)
+ If (LGreaterEqual (Local1, 0x8000))
+ {
+ Subtract (0x00010000, Local1, Local1)
+ }
+
+ Store (Local1, Index (PBST, 0x01))
+ Store (B0RC, Index (PBST, 0x02))
+ Store (B0VT, Index (PBST, 0x03))
+
+ Store ("<----- BAT0: _BST", Debug)
+
+ Return (PBST)
+ }
+}
diff --git a/src/ec/roda/it8518/acpi/ec.asl b/src/ec/roda/it8518/acpi/ec.asl
new file mode 100644
index 0000000000..e0639e2590
--- /dev/null
+++ b/src/ec/roda/it8518/acpi/ec.asl
@@ -0,0 +1,210 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 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; 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.
+ */
+
+#include <drivers/pc80/pc/ps2_controller.asl>
+
+Device (EC0)
+{
+ Name (_HID, EISAID ("PNP0C09")) // ACPI Embedded Controller
+ Name (_UID, 1)
+ Name (_GPE, Add(EC_SCI_GPI, 16)) // GPE for Runtime SCI
+ Name (PWRS, 1)
+ Name (LIDS, 1)
+
+ // EC RAM fields
+ OperationRegion(ERAM, EmbeddedControl, 0, 0xFF)
+ Field (ERAM, ByteAcc, NoLock, Preserve)
+ {
+ Offset(0x00), // [Configuration Space 0x0]
+ Offset(0x02), // [Configuration Space 0x2]
+ B0ST, 16, // Battery 0 State
+ B0FC, 16, // Battery 0 Last Full Charge Capacity
+ B0RC, 16, // Battery 0 Remaining Capacity
+ B0U1, 16, // Unknown
+ B0VT, 16, // Battery 0 Present Voltage
+ B0AC, 16, // Battery 0 Present Rate
+ Offset(0x40), // [Configuration Space 0x40]
+ ECOS, 8, // OS System Type (0: DOS, 1: ACPI-compatible)
+ CPUT, 8, // CPU Temperature
+ LOCT, 8, // LOC Temperature
+ OEMT, 8, // OEM Temperature
+ Offset (0x48), // [Configuration Space 0x48]
+ ECPS, 8, // EC Power Source
+ Offset (0x50), // [Configuration Space 0x50]
+ LUXH, 8, // Ambient Light Illuminance High
+ LUXL, 8, // Ambient Light Illuminance Low
+ Offset (0x5B), // [Configuration Space 0x5B]
+ BRIG, 8, // Brightness
+ } // End of ERAM
+
+ Method (_STA, 0, NotSerialized) // _STA: Status
+ {
+ Return (0x0F)
+ }
+
+ Method (_CRS, 0, NotSerialized)
+ {
+ Return (ResourceTemplate()
+ {
+ IO (Decode16, 0x62, 0x62, 0x00, 0x01)
+ IO (Decode16, 0x66, 0x66, 0x00, 0x01)
+ })
+ }
+
+ Method (_REG, 2, NotSerialized)
+ {
+ Store ("-----> EC: _REG", Debug)
+
+ Store (0x01, ECOS)
+
+ Store ("<----- EC: _REG", Debug)
+ }
+
+ Method (_Q29, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q29", Debug)
+
+ Store (1, PWRS)
+ Notify (AC, 0x80)
+ Notify (AC, 0x00)
+ Notify (BAT0, 0x00)
+ Notify (BAT0, 0x80)
+
+ Store ("<----- EC: _Q29", Debug)
+ }
+
+ Method (_Q31, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q31", Debug)
+
+ Store (0, PWRS)
+ Notify (AC, 0x80)
+ Notify (AC, 0x00)
+ Notify (BAT0, 0x00)
+ Notify (BAT0, 0x80)
+
+ Store ("<----- EC: _Q31", Debug)
+ }
+
+ Method (_Q32, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q32", Debug)
+
+ Sleep (2500)
+ Notify (BAT0, 0x00)
+ Notify (BAT0, 0x80)
+ Notify (BAT0, 0x81)
+ Notify (BAT0, 0x82)
+
+ Store ("<----- EC: _Q32", Debug)
+ }
+
+ Method (_Q33, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q33", Debug)
+
+ Sleep (2500)
+ Notify (BAT0, 0x00)
+ Notify (BAT0, 0x80)
+ Notify (BAT0, 0x81)
+ Notify (BAT0, 0x82)
+
+ Store ("<---- EC: _Q33", Debug)
+ }
+
+ Method (_Q36, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q36", Debug)
+
+ Notify (BAT0, 0x80)
+
+ Store ("<----- EC: _Q36", Debug)
+ }
+
+ Method (_Q37, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q37", Debug)
+
+ Notify (BAT0, 0x80)
+
+ Store ("<----- EC: _Q37", Debug)
+ }
+
+ Method (_Q43, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q43", Debug)
+
+ Store (BRIG, Local0)
+ Increment (Local0)
+ If (LGreater (Local0, 0xAA)) {
+ Store (0xAA, Local0)
+ }
+ Store (Local0, BRIG)
+
+ \_SB.PCI0.GFX0.INCB ()
+
+ Store ("<---- EC: _Q43", Debug)
+ }
+
+ Method (_Q44, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q44", Debug)
+
+ Store (BRIG, Local0)
+ Decrement (Local0)
+ If (LLess (Local0, 0xA0))
+ {
+ Store (0xA0, Local0)
+ }
+ Store (Local0, BRIG)
+
+ \_SB.PCI0.GFX0.DECB ()
+
+ Store ("<---- EC: _Q44", Debug)
+ }
+
+ Method (_Q45, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q45", Debug)
+
+ Store (0, LIDS)
+ Notify (LID, 0x80)
+
+ Store ("<----- EC: _Q45", Debug)
+ }
+
+ Method (_Q46, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q46", Debug)
+
+ Store (1, LIDS)
+ Notify (LID, 0x80)
+
+ Store ("<----- EC: _Q46", Debug)
+ }
+
+ Method (_Q70, 0, NotSerialized) // _Qxx: EC Query
+ {
+ Store ("-----> EC: _Q70", Debug)
+
+ Notify (ALSD, 0x80)
+
+ Store ("<----- EC: _Q70", Debug)
+ }
+
+ #include "battery.asl"
+ #include "ac.asl"
+ #include "lid.asl"
+}
diff --git a/src/ec/roda/it8518/acpi/lid.asl b/src/ec/roda/it8518/acpi/lid.asl
new file mode 100644
index 0000000000..f793838863
--- /dev/null
+++ b/src/ec/roda/it8518/acpi/lid.asl
@@ -0,0 +1,27 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 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; 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.
+ */
+
+//SCOPE EC0
+
+Device (LID)
+{
+ Name (_HID, EisaId ("PNP0C0D")) // _HID: Hardware ID
+ Method (_LID, 0, NotSerialized) // _LID: Lid Status
+ {
+ Store ("-----> LID0: _LID", Debug)
+ Store ("<----- LID0: _LID", Debug)
+ Return (LIDS)
+ }
+}
diff --git a/src/ec/roda/it8518/chip.h b/src/ec/roda/it8518/chip.h
new file mode 100644
index 0000000000..44891e84fa
--- /dev/null
+++ b/src/ec/roda/it8518/chip.h
@@ -0,0 +1,28 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015-2016 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; 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.
+ */
+
+#ifndef _EC_RODA_IT8518_CHIP_H
+#define _EC_RODA_IT8518_CHIP_H
+
+#include <device/device.h>
+
+struct chip_operations;
+extern struct chip_operations ec_roda_it8518_ops;
+
+struct ec_roda_it8518_config {
+ u8 cpuhot_limit; /* temperature in °C which asserts PROCHOT# */
+};
+
+#endif /* _EC_RODA_IT8518_CHIP_H */
diff --git a/src/ec/roda/it8518/ec.c b/src/ec/roda/it8518/ec.c
new file mode 100644
index 0000000000..707d9e9371
--- /dev/null
+++ b/src/ec/roda/it8518/ec.c
@@ -0,0 +1,58 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 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; 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.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pnp.h>
+#include <pc80/keyboard.h>
+#include <ec/acpi/ec.h>
+#include <stdlib.h>
+
+#include "chip.h"
+
+static void it8518_init(struct device *dev)
+{
+ const struct ec_roda_it8518_config *const conf = dev->chip_info;
+
+ if (!dev->enabled)
+ return;
+
+ if (conf && conf->cpuhot_limit)
+ ec_write(0xb2, conf->cpuhot_limit);
+
+ printk(BIOS_DEBUG, "Roda IT8518: Initializing keyboard.\n");
+ pc_keyboard_init(NO_AUX_DEVICE);
+}
+
+static struct device_operations ops = {
+ .init = it8518_init,
+ .read_resources = DEVICE_NOOP,
+ .enable_resources = DEVICE_NOOP,
+};
+
+static struct pnp_info pnp_dev_info[] = {
+ { &ops, 0, 0, { 0, 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 ec_roda_it8518_ops = {
+ CHIP_NAME("Roda IT8518 EC")
+ .enable_dev = enable_dev
+};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-26 17:18:06 +0000