7 files changed, 458 insertions, 0 deletions

diff --git a/board/freescale/common/cadmus.c b/board/freescale/common/cadmus.c
new file mode 100644
index 0000000000..5f86de5af2
--- /dev/null
+++ b/board/freescale/common/cadmus.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+
+#include <common.h>
+
+
+/*
+ * CADMUS Board System Registers
+ */
+#ifndef CFG_CADMUS_BASE_REG
+#define CFG_CADMUS_BASE_REG	(CADMUS_BASE_ADDR + 0x4000)
+#endif
+
+typedef struct cadmus_reg {
+    u_char cm_ver;		/* Board version */
+    u_char cm_csr;		/* General control/status */
+    u_char cm_rst;		/* Reset control */
+    u_char cm_hsclk;		/* High speed clock */
+    u_char cm_hsxclk;		/* High speed clock extended */
+    u_char cm_led;		/* LED data */
+    u_char cm_pci;		/* PCI control/status */
+    u_char cm_dma;		/* DMA control */
+    u_char cm_reserved[248];	/* Total 256 bytes */
+} cadmus_reg_t;
+
+
+unsigned int
+get_board_version(void)
+{
+	volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;
+
+	return cadmus->cm_ver;
+}
+
+
+unsigned long
+get_clock_freq(void)
+{
+	volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;
+
+	uint pci1_speed = (cadmus->cm_pci >> 2) & 0x3; /* PSPEED in [4:5] */
+
+	if (pci1_speed == 0) {
+		return 33000000;
+	} else if (pci1_speed == 1) {
+		return 66000000;
+	} else {
+		/* Really, unknown. Be safe? */
+		return 33000000;
+	}
+}
+
+
+unsigned int
+get_pci_slot(void)
+{
+	volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;
+
+	/*
+	 * PCI slot in USER bits CSR[6:7] by convention.
+	 */
+	return ((cadmus->cm_csr >> 6) & 0x3) + 1;
+}
+
+
+unsigned int
+get_pci_dual(void)
+{
+	volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;
+
+	/*
+	 * PCI DUAL in CM_PCI[3]
+	 */
+	return cadmus->cm_pci & 0x10;
+}
diff --git a/board/freescale/common/cadmus.h b/board/freescale/common/cadmus.h
new file mode 100644
index 0000000000..217ea64251
--- /dev/null
+++ b/board/freescale/common/cadmus.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __CADMUS_H_
+#define __CADMUS_H_
+
+
+/*
+ * CADMUS Board System Register interface.
+ */
+
+/*
+ * Returns board version register.
+ */
+extern unsigned int get_board_version(void);
+
+/*
+ * Returns either 33000000 or 66000000 as the SYS_CLK_FREQ.
+ */
+extern unsigned long get_clock_freq(void);
+
+
+/*
+ * Returns 1 - 4, as found in the USER CSR[6:7] bits.
+ */
+extern unsigned int get_pci_slot(void);
+
+
+/*
+ * Returns PCI DUAL as found in CM_PCI[3].
+ */
+extern unsigned int get_pci_dual(void);
+
+
+#endif	/* __CADMUS_H_ */
diff --git a/board/freescale/common/eeprom.c b/board/freescale/common/eeprom.c
new file mode 100644
index 0000000000..5034e0ca2e
--- /dev/null
+++ b/board/freescale/common/eeprom.c
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+
+#include <common.h>
+#include <i2c.h>
+
+#include "eeprom.h"
+
+
+typedef struct {
+	char idee_pcbid[4];		/* "CCID" for CDC v1.X */
+	u8 idee_major;
+	u8 idee_minor;
+	char idee_serial[10];
+	char idee_errata[2];
+	char idee_date[8];		/* yyyymmdd */
+	/* The rest of the EEPROM space is reserved */
+} id_eeprom_t;
+
+
+unsigned int
+get_cpu_board_revision(void)
+{
+	uint major = 0;
+	uint minor = 0;
+
+	id_eeprom_t id_eeprom;
+
+	i2c_read(CFG_I2C_EEPROM_ADDR, 0, 2,
+		 (uchar *) &id_eeprom, sizeof(id_eeprom));
+
+	major = id_eeprom.idee_major;
+	minor = id_eeprom.idee_minor;
+
+	if (major == 0xff && minor == 0xff) {
+		major = minor = 0;
+	}
+
+	return MPC85XX_CPU_BOARD_REV(major,minor);
+}
diff --git a/board/freescale/common/eeprom.h b/board/freescale/common/eeprom.h
new file mode 100644
index 0000000000..12a0789049
--- /dev/null
+++ b/board/freescale/common/eeprom.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __EEPROM_H_
+#define __EEPROM_H_
+
+
+/*
+ * EEPROM Board System Register interface.
+ */
+
+
+/*
+ * CPU Board Revision
+ */
+#define MPC85XX_CPU_BOARD_REV(maj, min)	((((maj)&0xff) << 8) | ((min) & 0xff))
+#define MPC85XX_CPU_BOARD_MAJOR(rev)	(((rev) >> 8) & 0xff)
+#define MPC85XX_CPU_BOARD_MINOR(rev)	((rev) & 0xff)
+
+#define MPC85XX_CPU_BOARD_REV_UNKNOWN	MPC85XX_CPU_BOARD_REV(0,0)
+#define MPC85XX_CPU_BOARD_REV_1_0	MPC85XX_CPU_BOARD_REV(1,0)
+#define MPC85XX_CPU_BOARD_REV_1_1	MPC85XX_CPU_BOARD_REV(1,1)
+
+/*
+ * Returns CPU board revision register as a 16-bit value with
+ * the Major in the high byte, and Minor in the low byte.
+ */
+extern unsigned int get_cpu_board_revision(void);
+
+
+#endif	/* __CADMUS_H_ */
diff --git a/board/freescale/common/ft_board.c b/board/freescale/common/ft_board.c
new file mode 100644
index 0000000000..6f221aff26
--- /dev/null
+++ b/board/freescale/common/ft_board.c
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+#include "cadmus.h"
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+static void cds_pci_fixup(void *blob)
+{
+	int node, tmp[2];
+	const char *path;
+	int len, slot, i;
+	u32 *map = NULL;
+
+	node = fdt_path_offset(blob, "/aliases");
+	tmp[0] = 0;
+	if (node >= 0) {
+		path = fdt_getprop(blob, node, "pci0", NULL);
+		if (path) {
+			node = fdt_path_offset(blob, path);
+			if (node >= 0) {
+				map = fdt_getprop_w(blob, node, "interrupt-map", &len);
+			}
+		}
+	}
+
+	if (map) {
+		len /= sizeof(u32);
+
+		slot = get_pci_slot();
+
+		for (i=0;i<len;i+=7) {
+			/* We rotate the interrupt pins so that the mapping
+			 * changes depending on the slot the carrier card is in.
+			 */
+			map[3] = ((map[3] + slot - 2) % 4) + 1;
+			map+=7;
+		}
+	}
+}
+
+void
+ft_board_setup(void *blob, bd_t *bd)
+{
+	ft_cpu_setup(blob, bd);
+#ifdef CONFIG_PCI
+	ft_pci_setup(blob, bd);
+	cds_pci_fixup(blob);
+#endif
+}
+#endif
diff --git a/board/freescale/common/via.c b/board/freescale/common/via.c
new file mode 100644
index 0000000000..4a63d77944
--- /dev/null
+++ b/board/freescale/common/via.c
@@ -0,0 +1,109 @@
+/*
+ * Copyright 2006 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <pci.h>
+
+/* Config the VIA chip */
+void mpc85xx_config_via(struct pci_controller *hose,
+			pci_dev_t dev, struct pci_config_table *tab)
+{
+	pci_dev_t bridge;
+	unsigned int cmdstat;
+
+	/* Enable USB and IDE functions */
+	pci_hose_write_config_byte(hose, dev, 0x48, 0x08);
+
+	pci_hose_read_config_dword(hose, dev, PCI_COMMAND, &cmdstat);
+	cmdstat |= PCI_COMMAND_IO | PCI_COMMAND_MEMORY| PCI_COMMAND_MASTER;
+	pci_hose_write_config_dword(hose, dev, PCI_COMMAND, cmdstat);
+	pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, 0x08);
+	pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80);
+
+	/*
+	 * Force the backplane P2P bridge to have a window
+	 * open from 0x00000000-0x00001fff in PCI I/O space.
+	 * This allows legacy I/O (i8259, etc) on the VIA
+	 * southbridge to be accessed.
+	 */
+	bridge = PCI_BDF(0,BRIDGE_ID,0);
+	pci_hose_write_config_byte(hose, bridge, PCI_IO_BASE, 0);
+	pci_hose_write_config_word(hose, bridge, PCI_IO_BASE_UPPER16, 0);
+	pci_hose_write_config_byte(hose, bridge, PCI_IO_LIMIT, 0x10);
+	pci_hose_write_config_word(hose, bridge, PCI_IO_LIMIT_UPPER16, 0);
+}
+
+/* Function 1, IDE */
+void mpc85xx_config_via_usbide(struct pci_controller *hose,
+			       pci_dev_t dev, struct pci_config_table *tab)
+{
+	pciauto_config_device(hose, dev);
+	/*
+	 * Since the P2P window was forced to cover the fixed
+	 * legacy I/O addresses, it is necessary to manually
+	 * place the base addresses for the IDE and USB functions
+	 * within this window.
+	 */
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_0, 0x1ff8);
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_1, 0x1ff4);
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_2, 0x1fe8);
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_3, 0x1fe4);
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_4, 0x1fd0);
+}
+
+/* Function 2, USB ports 0-1 */
+void mpc85xx_config_via_usb(struct pci_controller *hose,
+			    pci_dev_t dev, struct pci_config_table *tab)
+{
+	pciauto_config_device(hose, dev);
+
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_4, 0x1fa0);
+}
+
+/* Function 3, USB ports 2-3 */
+void mpc85xx_config_via_usb2(struct pci_controller *hose,
+			     pci_dev_t dev, struct pci_config_table *tab)
+{
+	pciauto_config_device(hose, dev);
+
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_4, 0x1f80);
+}
+
+/* Function 5, Power Management */
+void mpc85xx_config_via_power(struct pci_controller *hose,
+			      pci_dev_t dev, struct pci_config_table *tab)
+{
+	pciauto_config_device(hose, dev);
+
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_0, 0x1e00);
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_1, 0x1dfc);
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_2, 0x1df8);
+}
+
+/* Function 6, AC97 Interface */
+void mpc85xx_config_via_ac97(struct pci_controller *hose,
+			     pci_dev_t dev, struct pci_config_table *tab)
+{
+	pciauto_config_device(hose, dev);
+
+	pci_hose_write_config_dword(hose, dev, PCI_BASE_ADDRESS_0, 0x1c00);
+}
diff --git a/board/freescale/common/via.h b/board/freescale/common/via.h
new file mode 100644
index 0000000000..77cfacc526
--- /dev/null
+++ b/board/freescale/common/via.h
@@ -0,0 +1,18 @@
+#ifndef _MPC85xx_VIA_H
+void mpc85xx_config_via(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab);
+
+/* Function 1, IDE */
+void mpc85xx_config_via_usbide(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab);
+
+/* Function 2, USB ports 0-1 */
+void mpc85xx_config_via_usb(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab);
+
+/* Function 3, USB ports 2-3 */
+void mpc85xx_config_via_usb2(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab);
+
+/* Function 5, Power Management */
+void mpc85xx_config_via_power(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab);
+
+/* Function 6, AC97 Interface */
+void mpc85xx_config_via_ac97(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab);
+#endif /* _MPC85xx_VIA_H */