Added support for Aaeon PFM-540I RevB PC104 SBC

The Aaeon PFM-540I RevB SBC is a PC104 SBC using a AMD Geode LX800 CPU.
More infomation about the board available at www.aaeon.com.

Change-Id: Ia8a3caacdc9ff1820a6c0a13a9a7ee758b929dfd
Signed-off-by: Mark Norman <mpnorman@gmail.com>
Reviewed-on: http://review.coreboot.org/30
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

7 files changed, 343 insertions, 0 deletions

diff --git a/src/mainboard/aaeon/Kconfig b/src/mainboard/aaeon/Kconfig
new file mode 100644
index 0000000000..d335938a3e
--- /dev/null
+++ b/src/mainboard/aaeon/Kconfig
@@ -0,0 +1,17 @@
+if VENDOR_AAEON
+
+choice
+	prompt "Mainboard model"
+
+config BOARD_AAEON_PFM_540I_REVB
+	bool "PFM-540I_REVB"
+
+endchoice
+
+source "src/mainboard/aaeon/pfm-540i_revb/Kconfig"
+
+config MAINBOARD_VENDOR
+	string
+	default "Aaeon"
+
+endif # VENDOR_AAEON
diff --git a/src/mainboard/aaeon/pfm-540i_revb/Kconfig b/src/mainboard/aaeon/pfm-540i_revb/Kconfig
new file mode 100644
index 0000000000..3b31ffb3a5
--- /dev/null
+++ b/src/mainboard/aaeon/pfm-540i_revb/Kconfig
@@ -0,0 +1,28 @@
+if BOARD_AAEON_PFM_540I_REVB
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+	def_bool y
+	select ARCH_X86
+	select CPU_AMD_LX
+	select NORTHBRIDGE_AMD_LX
+	select SOUTHBRIDGE_AMD_CS5536
+	select SUPERIO_SMSC_SMSCSUPERIO
+	select HAVE_PIRQ_TABLE
+	select PIRQ_ROUTE
+	select UDELAY_TSC
+	select BOARD_ROMSIZE_KB_1024
+	select POWER_BUTTON_FORCE_ENABLE
+
+config MAINBOARD_DIR
+	string
+	default aaeon/pfm-540i_revb
+
+config MAINBOARD_PART_NUMBER
+	string
+	default "PFM-540I_REVB"
+
+config IRQ_SLOT_COUNT
+	int
+	default 4
+
+endif # BOARD_AAEON_PFM_540I_REVB
diff --git a/src/mainboard/aaeon/pfm-540i_revb/chip.h b/src/mainboard/aaeon/pfm-540i_revb/chip.h
new file mode 100644
index 0000000000..c8c54b0a90
--- /dev/null
+++ b/src/mainboard/aaeon/pfm-540i_revb/chip.h
@@ -0,0 +1,23 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 Mark Norman <mpnorman@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
+ */
+
+extern struct chip_operations mainboard_ops;
+
+struct mainboard_config {};
diff --git a/src/mainboard/aaeon/pfm-540i_revb/devicetree.cb b/src/mainboard/aaeon/pfm-540i_revb/devicetree.cb
new file mode 100644
index 0000000000..b049160c6d
--- /dev/null
+++ b/src/mainboard/aaeon/pfm-540i_revb/devicetree.cb
@@ -0,0 +1,74 @@
+chip northbridge/amd/lx
+	device pci_domain 0 on
+		device pci 1.0 on end				# Northbridge
+		device pci 1.1 on end				# Graphics
+		device pci 1.2 on end				# AES
+		chip southbridge/amd/cs5536
+			# IRQ 12 and 1 unmasked,  Keyboard and Mouse IRQs. OK
+			# SIRQ Mode = Active(Quiet) mode. Save power....
+			# Invert mask = IRQ 12 and 1 are active high. Keyboard and Mouse, UARTs, etc IRQs. OK
+			register "lpc_serirq_enable" = "0x0000105a"
+			register "lpc_serirq_polarity" = "0x0000EFA5"
+			register "lpc_serirq_mode" = "1"
+			register "enable_gpio_int_route" = "0x0D0C0700"
+			register "enable_ide_nand_flash" = "0"	# 0:ide mode, 1:flash
+			register "enable_USBP4_device" = "1"	# 0: host, 1:device
+			register "enable_USBP4_overcurrent" = "0" #0:off, xxxx:overcurrent setting CS5536 Data Book (pages 380-381)
+			register "com1_enable" = "0"
+			register "com1_address" = "0x3E8"
+			register "com1_irq" = "4"
+			register "com2_enable" = "0"
+			register "com2_address" = "0x2E8"
+			register "com2_irq" = "3"
+			register "unwanted_vpci[0]" = "0"	# End of list has a zero
+			device pci c.0 on end			# ISA Bridge (PC104)
+			device pci e.0 on end			# Ethernet
+			device pci f.0 on			# ISA Bridge
+				chip superio/smsc/smscsuperio
+					device pnp 4e.0 off	# Floppy
+						io 0x60 = 0x3f0
+						irq 0x70 = 6
+						drq 0x74 = 2
+					end
+					device pnp 4e.3 on	# Parallel port
+						io 0x60 = 0x378
+						irq 0x70 = 7
+					end
+					device pnp 4e.4 on	# Com1
+						io 0x60 = 0x3f8
+						irq 0x70 = 4
+					end
+					device pnp 4e.5 on	# Com2
+						io 0x60 = 0x2f8
+						irq 0x70 = 3
+					end
+					device pnp 4e.7 on	# Keyboard
+						irq 0x70 = 1
+						irq 0x72 = 12
+					end
+					device pnp 4e.a off end	# Runtime/ACPI
+
+					# superio/smsc/smscsuperio currently only supports the first 2 serial ports.
+					device pnp 4e.b off	# Com3
+						io 0x60 = 0x3e8
+						irq 0x70 = 10
+					end
+					device pnp 4e.c off	# Com4
+						io 0x60 = 0x2e8
+						irq 0x70 = 11
+					end
+				end
+			end
+			device pci f.2 on end			# IDE Controller
+			device pci f.4 on end			# OHCI
+			device pci f.5 on end			# EHCI
+		end
+	end
+	# APIC cluster is late CPU init.
+	device lapic_cluster 0 on
+		chip cpu/amd/model_lx
+			device lapic 0 on end
+		end
+	end
+end
+
diff --git a/src/mainboard/aaeon/pfm-540i_revb/irq_tables.c b/src/mainboard/aaeon/pfm-540i_revb/irq_tables.c
new file mode 100644
index 0000000000..599f7bd905
--- /dev/null
+++ b/src/mainboard/aaeon/pfm-540i_revb/irq_tables.c
@@ -0,0 +1,74 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007 Advanced Micro Devices, Inc.
+ * Copyright (C) 2011 Mark Norman <mpnorman@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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
+ */
+
+/* Based on irq_tables.c from AMD's DB800 mainboard. */
+
+#include <arch/pirq_routing.h>
+#include <console/console.h>
+#include <arch/io.h>
+#include <arch/pirq_routing.h>
+#include "southbridge/amd/cs5536/cs5536.h"
+
+/* Platform IRQs */
+#define PIRQA 5
+#define PIRQB 11
+#define PIRQC 10
+#define PIRQD 9
+
+/* Map */
+#define M_PIRQA (1 << PIRQA)	/* Bitmap of supported IRQs */
+#define M_PIRQB (1 << PIRQB)	/* Bitmap of supported IRQs */
+#define M_PIRQC (1 << PIRQC)	/* Bitmap of supported IRQs */
+#define M_PIRQD (1 << PIRQD)	/* Bitmap of supported IRQs */
+
+/* Link */
+#define L_PIRQA	 1		/* Means Slot INTx# Connects To Chipset INTA# */
+#define L_PIRQB	 2		/* Means Slot INTx# Connects To Chipset INTB# */
+#define L_PIRQC	 3		/* Means Slot INTx# Connects To Chipset INTC# */
+#define L_PIRQD	 4		/* Means Slot INTx# Connects To Chipset INTD# */
+
+const struct irq_routing_table intel_irq_routing_table = {
+	PIRQ_SIGNATURE,		/* u32 signature */
+	PIRQ_VERSION,		/* u16 version   */
+	32 + 16 * CONFIG_IRQ_SLOT_COUNT,  /* there can be total CONFIG_IRQ_SLOT_COUNT devices on the bus */
+	0x00,			/* Where the interrupt router lies (bus) */
+	(0x0F << 3) | 0x0,	/* Where the interrupt router lies (dev) */
+	0x00,			/* IRQs devoted exclusively to PCI usage */
+	0x100B,			/* Vendor */
+	0x002B,			/* Device */
+	0,			/* Miniport data */
+	{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},	/* u8 rfu[11] */
+	0x00,			/* u8 checksum , this has to set to some value that would give 0 after the sum of all bytes for this structure (including checksum) */
+	{
+	  /* If you change the number of entries, change the CONFIG_IRQ_SLOT_COUNT above! */
+	  /* bus, dev|fn,           {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu */
+	  /* CPU */
+	  {0x00, (0x01 << 3) | 0x0, {{L_PIRQA, M_PIRQA}, {0x00, 0x00}, {0x00, 0x00}, {0x00, 0x00}}, 0x0, 0x0},
+	  /* Ethernet */
+	  {0x00, (0x0E << 3) | 0x0, {{L_PIRQA, M_PIRQA}, {0x00, 0x00}, {0x00, 0x00}, {0x00, 0x00}}, 0x0, 0x0},
+	  /* Chipset */
+	  {0x00, (0x0F << 3) | 0x0, {{L_PIRQA, M_PIRQA}, {L_PIRQB, M_PIRQB}, {L_PIRQC, M_PIRQC}, {L_PIRQD, M_PIRQD}}, 0x0, 0x0},
+	 }
+};
+
+unsigned long write_pirq_routing_table(unsigned long addr)
+{
+	return copy_pirq_routing_table(addr);
+}
diff --git a/src/mainboard/aaeon/pfm-540i_revb/mainboard.c b/src/mainboard/aaeon/pfm-540i_revb/mainboard.c
new file mode 100644
index 0000000000..72e500cc0c
--- /dev/null
+++ b/src/mainboard/aaeon/pfm-540i_revb/mainboard.c
@@ -0,0 +1,38 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 Mark Norman <mpnorman@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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 <console/console.h>
+#include <device/device.h>
+#include "chip.h"
+
+static void init(struct device *dev)
+{
+	printk(BIOS_DEBUG, "AAEON PFM-540I_REVB ENTER %s\n", __func__);
+	printk(BIOS_DEBUG, "AAEON PFM-540I_REVB EXIT %s\n", __func__);
+}
+
+static void enable_dev(struct device *dev)
+{
+	dev->ops->init = init;
+}
+
+struct chip_operations mainboard_ops = {
+	CHIP_NAME("AAEON PFM-540I_REVB Mainboard")
+	.enable_dev = enable_dev,
+};
diff --git a/src/mainboard/aaeon/pfm-540i_revb/romstage.c b/src/mainboard/aaeon/pfm-540i_revb/romstage.c
new file mode 100644
index 0000000000..b638a07427
--- /dev/null
+++ b/src/mainboard/aaeon/pfm-540i_revb/romstage.c
@@ -0,0 +1,89 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007 Advanced Micro Devices, Inc.
+ * Copyright (C) 2011 Mark Norman <mpnorman@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
+ */
+
+/* Based on romstage.c from AMD's DB800 mainboard. */
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <device/pci_def.h>
+#include <arch/io.h>
+#include <device/pnp_def.h>
+#include <arch/hlt.h>
+#include <console/console.h>
+#include "cpu/x86/bist.h"
+#include "cpu/x86/msr.h"
+#include <cpu/amd/lxdef.h>
+#include "southbridge/amd/cs5536/cs5536.h"
+#include <spd.h>
+#include "southbridge/amd/cs5536/early_smbus.c"
+#include "southbridge/amd/cs5536/early_setup.c"
+#include "superio/smsc/smscsuperio/early_serial.c"
+
+#define SERIAL_DEV PNP_DEV(0x4e, SMSCSUPERIO_SP1)
+
+static inline int spd_read_byte(unsigned int device, unsigned int address)
+{
+	if (device != DIMM0)
+		return 0xFF;	/* No DIMM1, don't even try. */
+
+	return smbus_read_byte(device, address);
+}
+
+#define ManualConf 0		/* Do automatic strapped PLL config */
+#define PLLMSRhi 0x000005DD	/* Manual settings for the PLL */
+#define PLLMSRlo 0x00DE60EE
+
+#include "northbridge/amd/lx/raminit.h"
+#include "northbridge/amd/lx/pll_reset.c"
+#include "northbridge/amd/lx/raminit.c"
+#include "lib/generic_sdram.c"
+#include "cpu/amd/model_lx/cpureginit.c"
+#include "cpu/amd/model_lx/syspreinit.c"
+#include "cpu/amd/model_lx/msrinit.c"
+
+void main(unsigned long bist)
+{
+	static const struct mem_controller memctrl[] = {
+		{.channel0 = {DIMM0, DIMM1}}
+	};
+
+	SystemPreInit();
+	msr_init();
+
+	cs5536_early_setup();
+
+	/* Note: must do this AFTER the early_setup! It is counting on some
+	 * early MSR setup for CS5536.
+	 */
+	smscsuperio_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
+	console_init();
+
+	/* Halt if there was a built in self test failure */
+	report_bist_failure(bist);
+
+	pll_reset(ManualConf);
+
+	cpuRegInit(0, DIMM0, DIMM1, DRAM_TERMINATED);
+
+	sdram_initialize(1, memctrl);
+
+	/* Memory is setup. Return to cache_as_ram.inc and continue to boot. */
+}