southbridge/intel: Add fsp_rangeley support

This adds the southbridge initialization pieces for Intel's Atom C2000
processor (formerly Rangeley).  It is intended to be used with the Intel
Atom C2000 FSP and does not contain all of the pieces that would
otherwise be required for initialization.

Change-Id: I416e85bd6e9c9dcf79f97785074135902fdd18b7
Signed-off-by: Martin Roth <gaumless@gmail.com>
Reviewed-on: http://review.coreboot.org/6370
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>

1 files changed, 185 insertions, 0 deletions

diff --git a/src/southbridge/intel/fsp_rangeley/acpi/globalnvs.asl b/src/southbridge/intel/fsp_rangeley/acpi/globalnvs.asl
new file mode 100644
index 0000000000..21209db6ba
--- /dev/null
+++ b/src/southbridge/intel/fsp_rangeley/acpi/globalnvs.asl
@@ -0,0 +1,185 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2012 The Chromium OS Authors
+ *
+ * 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
+ */
+
+/* Global Variables */
+
+Name(\PICM, 0)		// IOAPIC/8259
+Name(\DSEN, 1)		// Display Output Switching Enable
+
+/* Global ACPI memory region. This region is used for passing information
+ * between coreboot (aka "the system bios"), ACPI, and the SMI handler.
+ * Since we don't know where this will end up in memory at ACPI compile time,
+ * we have to fix it up in coreboot's ACPI creation phase.
+ */
+
+
+OperationRegion (GNVS, SystemMemory, 0xC0DEBABE, 0xf00)
+Field (GNVS, ByteAcc, NoLock, Preserve)
+{
+	/* Miscellaneous */
+	Offset (0x00),
+	OSYS,	16,	// 0x00 - Operating System
+	SMIF,	 8,	// 0x02 - SMI function
+	PRM0,	 8,	// 0x03 - SMI function parameter
+	PRM1,	 8,	// 0x04 - SMI function parameter
+	SCIF,	 8,	// 0x05 - SCI function
+	PRM2,	 8,	// 0x06 - SCI function parameter
+	PRM3,	 8,	// 0x07 - SCI function parameter
+	LCKF,	 8,	// 0x08 - Global Lock function for EC
+	PRM4,	 8,	// 0x09 - Lock function parameter
+	PRM5,	 8,	// 0x0a - Lock function parameter
+	P80D,	32,	// 0x0b - Debug port (IO 0x80) value
+	LIDS,	 8,	// 0x0f - LID state (open = 1)
+	PWRS,	 8,	// 0x10 - Power State (AC = 1)
+	/* Processor Identification */
+	Offset (0x28),
+	APIC,	 8,	// 0x28 - APIC Enabled by coreboot
+	MPEN,	 8,	// 0x29 - Multi Processor Enable
+	PCP0,	 8,	// 0x2a - PDC CPU/CORE 0
+	PCP1,	 8,	// 0x2b - PDC CPU/CORE 1
+	PPCM,	 8,	// 0x2c - Max. PPC state
+	PCNT,	 8,	// 0x2d - Processor count
+	/* Super I/O & CMOS config */
+	Offset (0x32),
+	NATP,	 8,	// 0x32 -
+	S5U0,	 8,	// 0x33 - Enable USB0 in S5
+	S5U1,	 8,	// 0x34 - Enable USB1 in S5
+	S3U0,	 8,	// 0x35 - Enable USB0 in S3
+	S3U1,	 8,	// 0x36 - Enable USB1 in S3
+	S33G,	 8,	// 0x37 - Enable 3G in S3
+	CMEM,	 32,	// 0x38 - CBMEM TOC
+	/* Integrated Graphics Device */
+	Offset (0x3c),
+	IGDS,	 8,	// 0x3c - IGD state (primary = 1)
+	TLST,	 8,	// 0x3d - Display Toggle List pointer
+	CADL,	 8,	// 0x3e - Currently Attached Devices List
+	PADL,	 8,	// 0x3f - Previously Attached Devices List
+	CSTE,	16,	// 0x40 - Current display state
+	NSTE,	16,	// 0x42 - Next display state
+	SSTE,	16,	// 0x44 - Set display state
+	Offset (0x46),
+	NDID,	 8,	// 0x46 - Number of Device IDs
+	DID1,	32,	// 0x47 - Device ID 1
+	DID2,	32,	// 0x4b - Device ID 2
+	DID3,	32,	// 0x4f - Device ID 3
+	DID4,	32,	// 0x53 - Device ID 4
+	DID5,	32,	// 0x57 - Device ID 5
+	/* Backlight Control */
+	Offset (0x64),
+	BLCS,	 8,	// 0x64 - Backlight control possible?
+	BRTL,	 8,	// 0x65 - Brightness Level
+	ODDS,	 8,	// 0x66
+	/* Ambient Light Sensors */
+	Offset (0x6e),
+	ALSE,	 8,	// 0x6e - ALS enable
+	ALAF,	 8,	// 0x6f - Ambient light adjustment factor
+	LLOW,	 8,	// 0x70 - LUX Low
+	LHIH,	 8,	// 0x71 - LUX High
+	/* EMA */
+	Offset (0x78),
+	EMAE,	 8,	// 0x78 - EMA enable
+	EMAP,	16,	// 0x79 - EMA pointer
+	EMAL,	16,	// 0x7b - EMA length
+	/* MEF */
+	Offset (0x82),
+	MEFE,	 8,	// 0x82 - MEF enable
+	/* TPM support */
+	Offset (0x8c),
+	TPMP,	 8,	// 0x8c - TPM
+	TPME,	 8,	// 0x8d - TPM enable
+	/* SATA */
+	Offset (0x96),
+	GTF0,	56,	// 0x96 - GTF task file buffer for port 0
+	GTF1,	56,	// 0x9d - GTF task file buffer for port 1
+	GTF2,	56,	// 0xa4 - GTF task file buffer for port 2
+	IDEM,	 8,	// 0xab - IDE mode (compatible / enhanced)
+	IDET,	 8,	// 0xac - IDE
+	/* IGD OpRegion */
+	Offset (0xb4),
+	ASLB,	32,	// 0xb4 - IGD OpRegion Base Address
+	IBTT,	 8,	// 0xb8 - IGD boot panel device
+	IPAT,	 8,	// 0xb9 - IGD panel type cmos option
+	ITVF,	 8,	// 0xba - IGD TV format cmos option
+	ITVM,	 8,	// 0xbb - IGD TV minor format option
+	IPSC,	 8,	// 0xbc - IGD panel scaling
+	IBLC,	 8,	// 0xbd - IGD BLC config
+	IBIA,	 8,	// 0xbe - IGD BIA config
+	ISSC,	 8,	// 0xbf - IGD SSC config
+	I409,	 8,	// 0xc0 - IGD 0409 modified settings
+	I509,	 8,	// 0xc1 - IGD 0509 modified settings
+	I609,	 8,	// 0xc2 - IGD 0609 modified settings
+	I709,	 8,	// 0xc3 - IGD 0709 modified settings
+	IDMM,	 8,	// 0xc4 - IGD Power conservation feature
+	IDMS,	 8,	// 0xc5 - IGD DVMT memory size
+	IF1E,	 8,	// 0xc6 - IGD function 1 enable
+	HVCO,	 8,	// 0xc7 - IGD HPLL VCO
+	NXD1,	32,	// 0xc8 - IGD _DGS next DID1
+	NXD2,	32,	// 0xcc - IGD _DGS next DID2
+	NXD3,	32,	// 0xd0 - IGD _DGS next DID3
+	NXD4,	32,	// 0xd4 - IGD _DGS next DID4
+	NXD5,	32,	// 0xd8 - IGD _DGS next DID5
+	NXD6,	32,	// 0xdc - IGD _DGS next DID6
+	NXD7,	32,	// 0xe0 - IGD _DGS next DID7
+	NXD8,	32,	// 0xe4 - IGD _DGS next DID8
+
+	ISCI,	 8,	// 0xe8 - IGD SMI/SCI mode (0: SCI)
+	PAVP,	 8,	// 0xe9 - IGD PAVP data
+	Offset (0xeb),
+	OSCC,	 8,	// 0xeb - PCIe OSC control
+	NPCE,	 8,	// 0xec - native pcie support
+	PLFL,	 8,	// 0xed - platform flavor
+	BREV,	 8,	// 0xee - board revision
+	DPBM,	 8,	// 0xef - digital port b mode
+	DPCM,	 8,	// 0xf0 - digital port c mode
+	DPDM,	 8,	// 0xf1 - digital port d mode
+	ALFP,	 8,	// 0xf2 - active lfp
+	IMON,	 8,	// 0xf3 - current graphics turbo imon value
+	MMIO,	 8,	// 0xf4 - 64bit mmio support
+}
+
+/* Set flag to enable USB charging in S3 */
+Method (S3UE)
+{
+	Store (One, \S3U0)
+	Store (One, \S3U1)
+}
+
+/* Set flag to disable USB charging in S3 */
+Method (S3UD)
+{
+	Store (Zero, \S3U0)
+	Store (Zero, \S3U1)
+}
+
+/* Set flag to enable USB charging in S5 */
+Method (S5UE)
+{
+	Store (One, \S5U0)
+	Store (One, \S5U1)
+}
+
+/* Set flag to disable USB charging in S5 */
+Method (S5UD)
+{
+	Store (Zero, \S5U0)
+	Store (Zero, \S5U1)
+}