bool "Hypertransport Support for PMC-Sierra Yosemite"
depends on PMC_YOSEMITE
+config PNX8550_V2PCI
+ bool "Support for Philips PNX8550 based Viper2-PCI board"
+ select PNX8550
+ select SYS_SUPPORTS_LITTLE_ENDIAN
+
+config PNX8550_JBS
+ bool "Support for Philips PNX8550 based JBS board"
+ select PNX8550
+ select SYS_SUPPORTS_LITTLE_ENDIAN
+
config DDB5074
bool "Support for NEC DDB Vrc-5074 (EXPERIMENTAL)"
depends on EXPERIMENTAL
source "arch/mips/sgi-ip27/Kconfig"
source "arch/mips/sibyte/Kconfig"
+source "arch/mips/philips/pnx8550/common/Kconfig"
config RWSEM_GENERIC_SPINLOCK
bool
depends on MIPS_IVR || MIPS_ITE8172
default y
+config PNX8550
+ bool
+ select SOC_PNX8550
+
+config SOC_PNX8550
+ bool
+ select SYS_SUPPORTS_32BIT_KERNEL
+ select DMA_NONCOHERENT
+ select HW_HAS_PCI
+
config SWAP_IO_SPACE
bool
$(call set_gccflags,rm9000,mips4,r5000,mips4,mips2) \
-Wa,--trap
+
cflags-$(CONFIG_CPU_SB1) += \
$(call set_gccflags,sb1,mips64,r5000,mips4,mips2) \
-Wa,--trap
#
load-$(CONFIG_TANBAC_TB022X) += 0xffffffff80000000
+#
+# Common Philips PNX8550
+#
+core-$(CONFIG_SOC_PNX8550) += arch/mips/philips/pnx8550/common/
+cflags-$(CONFIG_SOC_PNX8550) += -Iinclude/asm-mips/mach-pnx8550
+
+#
+# Philips PNX8550 JBS board
+#
+libs-$(CONFIG_PNX8550_JBS) += arch/mips/philips/pnx8550/jbs/
+#cflags-$(CONFIG_PNX8550_JBS) += -Iinclude/asm-mips/mach-pnx8550
+load-$(CONFIG_PNX8550_JBS) += 0xffffffff80060000
+
#
# SGI IP22 (Indy/Indigo2)
#
case CPU_24K:
case CPU_25KF:
case CPU_34K:
+ case CPU_PR4450:
cpu_wait = r4k_wait;
printk(" available.\n");
break;
}
}
+static inline void cpu_probe_philips(struct cpuinfo_mips *c)
+{
+ decode_configs(c);
+ switch (c->processor_id & 0xff00) {
+ case PRID_IMP_PR4450:
+ c->cputype = CPU_PR4450;
+ c->isa_level = MIPS_CPU_ISA_M32;
+ break;
+ default:
+ panic("Unknown Philips Core!"); /* REVISIT: die? */
+ break;
+ }
+}
+
+
__init void cpu_probe(void)
{
struct cpuinfo_mips *c = ¤t_cpu_data;
case PRID_COMP_SANDCRAFT:
cpu_probe_sandcraft(c);
break;
+ case PRID_COMP_PHILIPS:
+ cpu_probe_philips(c);
+ break;
default:
c->cputype = CPU_UNKNOWN;
}
[CPU_VR4133] = "NEC VR4133",
[CPU_VR4181] = "NEC VR4181",
[CPU_VR4181A] = "NEC VR4181A",
- [CPU_SR71000] = "Sandcraft SR71000"
+ [CPU_SR71000] = "Sandcraft SR71000",
+ [CPU_PR4450] = "Philips PR4450",
};
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
+#include <linux/config.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/init.h>
{
unsigned int count;
+#ifndef CONFIG_SOC_PNX8550 /* pnx8550 resets to zero */
/* Ack this timer interrupt and set the next one. */
expirelo += cycles_per_jiffy;
+#endif
write_c0_compare(expirelo);
/* Check to see if we have missed any timer interrupts. */
case CPU_AU1500:
case CPU_AU1550:
case CPU_AU1200:
+ case CPU_PR4450:
i_nop(p);
tlbw(p);
break;
obj-$(CONFIG_MIPS_IVR) += fixup-ivr.o
obj-$(CONFIG_SOC_AU1500) += fixup-au1000.o ops-au1000.o
obj-$(CONFIG_SOC_AU1550) += fixup-au1000.o ops-au1000.o
+obj-$(CONFIG_SOC_PNX8550) += fixup-pnx8550.o ops-pnx8550.o
obj-$(CONFIG_MIPS_MALTA) += fixup-malta.o
obj-$(CONFIG_MOMENCO_JAGUAR_ATX)+= fixup-jaguar.o
obj-$(CONFIG_MOMENCO_OCELOT) += fixup-ocelot.o pci-ocelot.o
--- /dev/null
+/*
+ * Philips PNX8550 pci fixups.
+ *
+ * Copyright 2005 Embedded Alley Solutions, Inc
+ * source@embeddealley.com
+ *
+ * This program is free software; you can distribute 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 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 <linux/types.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#include <asm/mach-pnx8550/pci.h>
+#include <asm/mach-pnx8550/int.h>
+
+
+#undef DEBUG
+#ifdef DEBUG
+#define DBG(x...) printk(x)
+#else
+#define DBG(x...)
+#endif
+
+extern char irq_tab_jbs[][5];
+
+void __init pcibios_fixup_resources(struct pci_dev *dev)
+{
+ /* no need to fixup IO resources */
+}
+
+void __init pcibios_fixup(void)
+{
+ /* nothing to do here */
+}
+
+int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ return irq_tab_jbs[slot][pin];
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+ return 0;
+}
--- /dev/null
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *
+ * 2.6 port, Embedded Alley Solutions, Inc
+ *
+ * Based on:
+ * Author: source@mvista.com
+ *
+ * This program is free software; you can distribute 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 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 <linux/types.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/vmalloc.h>
+#include <linux/delay.h>
+
+#include <asm/mach-pnx8550/pci.h>
+#include <asm/mach-pnx8550/glb.h>
+#include <asm/debug.h>
+
+
+static inline void clear_status(void)
+{
+ unsigned long pci_stat;
+
+ pci_stat = inl(PCI_BASE | PCI_GPPM_STATUS);
+ outl(pci_stat, PCI_BASE | PCI_GPPM_ICLR);
+}
+
+static inline unsigned int
+calc_cfg_addr(struct pci_bus *bus, unsigned int devfn, int where)
+{
+ unsigned int addr;
+
+ addr = ((bus->number > 0) ? (((bus->number & 0xff) << PCI_CFG_BUS_SHIFT) | 1) : 0);
+ addr |= ((devfn & 0xff) << PCI_CFG_FUNC_SHIFT) | (where & 0xfc);
+
+ return addr;
+}
+
+static int
+config_access(unsigned int pci_cmd, struct pci_bus *bus, unsigned int devfn, int where, unsigned int pci_mode, unsigned int *val)
+{
+ unsigned int flags;
+ unsigned long loops = 0;
+ unsigned long ioaddr = calc_cfg_addr(bus, devfn, where);
+
+ local_irq_save(flags);
+ /*Clear pending interrupt status */
+ if (inl(PCI_BASE | PCI_GPPM_STATUS)) {
+ clear_status();
+ while (!(inl(PCI_BASE | PCI_GPPM_STATUS) == 0)) ;
+ }
+
+ outl(ioaddr, PCI_BASE | PCI_GPPM_ADDR);
+
+ if ((pci_cmd == PCI_CMD_IOW) || (pci_cmd == PCI_CMD_CONFIG_WRITE))
+ outl(*val, PCI_BASE | PCI_GPPM_WDAT);
+
+ outl(INIT_PCI_CYCLE | pci_cmd | (pci_mode & PCI_BYTE_ENABLE_MASK),
+ PCI_BASE | PCI_GPPM_CTRL);
+
+ loops =
+ ((loops_per_jiffy *
+ PCI_IO_JIFFIES_TIMEOUT) >> (PCI_IO_JIFFIES_SHIFT));
+ while (1) {
+ if (inl(PCI_BASE | PCI_GPPM_STATUS) & GPPM_DONE) {
+ if ((pci_cmd == PCI_CMD_IOR) ||
+ (pci_cmd == PCI_CMD_CONFIG_READ))
+ *val = inl(PCI_BASE | PCI_GPPM_RDAT);
+ clear_status();
+ local_irq_restore(flags);
+ return PCIBIOS_SUCCESSFUL;
+ } else if (inl(PCI_BASE | PCI_GPPM_STATUS) & GPPM_R_MABORT) {
+ break;
+ }
+
+ loops--;
+ if (loops == 0) {
+ printk("%s : Arbiter Locked.\n", __FUNCTION__);
+ }
+ }
+
+ clear_status();
+ if ((pci_cmd == PCI_CMD_IOR) || (pci_cmd == PCI_CMD_IOW)) {
+ printk("%s timeout (GPPM_CTRL=%X) ioaddr %lX pci_cmd %X\n",
+ __FUNCTION__, inl(PCI_BASE | PCI_GPPM_CTRL), ioaddr,
+ pci_cmd);
+ }
+
+ if ((pci_cmd == PCI_CMD_IOR) || (pci_cmd == PCI_CMD_CONFIG_READ))
+ *val = 0xffffffff;
+ local_irq_restore(flags);
+ return PCIBIOS_DEVICE_NOT_FOUND;
+}
+
+/*
+ * We can't address 8 and 16 bit words directly. Instead we have to
+ * read/write a 32bit word and mask/modify the data we actually want.
+ */
+static int
+read_config_byte(struct pci_bus *bus, unsigned int devfn, int where, u8 * val)
+{
+ unsigned int data = 0;
+ int err;
+
+ if (bus == 0)
+ return -1;
+
+ err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, ~(1 << (where & 3)), &data);
+ switch (where & 0x03) {
+ case 0:
+ *val = (unsigned char)(data & 0x000000ff);
+ break;
+ case 1:
+ *val = (unsigned char)((data & 0x0000ff00) >> 8);
+ break;
+ case 2:
+ *val = (unsigned char)((data & 0x00ff0000) >> 16);
+ break;
+ case 3:
+ *val = (unsigned char)((data & 0xff000000) >> 24);
+ break;
+ }
+
+ return err;
+}
+
+static int
+read_config_word(struct pci_bus *bus, unsigned int devfn, int where, u16 * val)
+{
+ unsigned int data = 0;
+ int err;
+
+ if (bus == 0)
+ return -1;
+
+ if (where & 0x01)
+ return PCIBIOS_BAD_REGISTER_NUMBER;
+
+ err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, ~(3 << (where & 3)), &data);
+ switch (where & 0x02) {
+ case 0:
+ *val = (unsigned short)(data & 0x0000ffff);
+ break;
+ case 2:
+ *val = (unsigned short)((data & 0xffff0000) >> 16);
+ break;
+ }
+
+ return err;
+}
+
+static int
+read_config_dword(struct pci_bus *bus, unsigned int devfn, int where, u32 * val)
+{
+ int err;
+ if (bus == 0)
+ return -1;
+
+ if (where & 0x03)
+ return PCIBIOS_BAD_REGISTER_NUMBER;
+
+ err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, 0, val);
+
+ return err;
+}
+
+static int
+write_config_byte(struct pci_bus *bus, unsigned int devfn, int where, u8 val)
+{
+ unsigned int data = (unsigned int)val;
+ int err;
+
+ if (bus == 0)
+ return -1;
+
+ switch (where & 0x03) {
+ case 1:
+ data = (data << 8);
+ break;
+ case 2:
+ data = (data << 16);
+ break;
+ case 3:
+ data = (data << 24);
+ break;
+ default:
+ break;
+ }
+
+ err = config_access(PCI_CMD_CONFIG_READ, bus, devfn, where, ~(1 << (where & 3)), &data);
+
+ return err;
+}
+
+static int
+write_config_word(struct pci_bus *bus, unsigned int devfn, int where, u16 val)
+{
+ unsigned int data = (unsigned int)val;
+ int err;
+
+ if (bus == 0)
+ return -1;
+
+ if (where & 0x01)
+ return PCIBIOS_BAD_REGISTER_NUMBER;
+
+ switch (where & 0x02) {
+ case 2:
+ data = (data << 16);
+ break;
+ default:
+ break;
+ }
+ err = config_access(PCI_CMD_CONFIG_WRITE, bus, devfn, where, ~(3 << (where & 3)), &data);
+
+ return err;
+}
+
+static int
+write_config_dword(struct pci_bus *bus, unsigned int devfn, int where, u32 val)
+{
+ int err;
+ if (bus == 0)
+ return -1;
+
+ if (where & 0x03)
+ return PCIBIOS_BAD_REGISTER_NUMBER;
+
+ err = config_access(PCI_CMD_CONFIG_WRITE, bus, devfn, where, 0, &val);
+
+ return err;
+}
+
+static int config_read(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 * val)
+{
+ switch (size) {
+ case 1: {
+ u8 _val;
+ int rc = read_config_byte(bus, devfn, where, &_val);
+ *val = _val;
+ return rc;
+ }
+ case 2: {
+ u16 _val;
+ int rc = read_config_word(bus, devfn, where, &_val);
+ *val = _val;
+ return rc;
+ }
+ default:
+ return read_config_dword(bus, devfn, where, val);
+ }
+}
+
+static int config_write(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val)
+{
+ switch (size) {
+ case 1:
+ return write_config_byte(bus, devfn, where, (u8) val);
+ case 2:
+ return write_config_word(bus, devfn, where, (u16) val);
+ default:
+ return write_config_dword(bus, devfn, where, val);
+ }
+}
+
+struct pci_ops pnx8550_pci_ops = {
+ config_read,
+ config_write
+};
--- /dev/null
+# Place holder
--- /dev/null
+#
+# Per Hallsmark, per.hallsmark@mvista.com
+#
+# ########################################################################
+#
+# This program is free software; you can distribute 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 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.
+#
+# #######################################################################
+#
+# Makefile for the PNX8550 specific kernel interface routines
+# under Linux.
+#
+
+obj-y := setup.o prom.o mipsIRQ.o int.o reset.o time.o proc.o platform.o
+obj-$(CONFIG_PCI) += pci.o
+obj-$(CONFIG_KGDB) += gdb_hook.o
--- /dev/null
+/*
+ * Carsten Langgaard, carstenl@mips.com
+ * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved.
+ *
+ * ########################################################################
+ *
+ * This program is free software; you can distribute 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 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.
+ *
+ * ########################################################################
+ *
+ * This is the interface to the remote debugger stub.
+ *
+ */
+#include <linux/types.h>
+#include <linux/serial.h>
+#include <linux/serialP.h>
+#include <linux/serial_reg.h>
+#include <linux/serial_ip3106.h>
+
+#include <asm/serial.h>
+#include <asm/io.h>
+
+#include <uart.h>
+
+static struct serial_state rs_table[IP3106_NR_PORTS] = {
+};
+static struct async_struct kdb_port_info = {0};
+
+void rs_kgdb_hook(int tty_no)
+{
+ struct serial_state *ser = &rs_table[tty_no];
+
+ kdb_port_info.state = ser;
+ kdb_port_info.magic = SERIAL_MAGIC;
+ kdb_port_info.port = tty_no;
+ kdb_port_info.flags = ser->flags;
+
+ /*
+ * Clear all interrupts
+ */
+ /* Clear all the transmitter FIFO counters (pointer and status) */
+ ip3106_lcr(UART_BASE, tty_no) |= IP3106_UART_LCR_TX_RST;
+ /* Clear all the receiver FIFO counters (pointer and status) */
+ ip3106_lcr(UART_BASE, tty_no) |= IP3106_UART_LCR_RX_RST;
+ /* Clear all interrupts */
+ ip3106_iclr(UART_BASE, tty_no) = IP3106_UART_INT_ALLRX |
+ IP3106_UART_INT_ALLTX;
+
+ /*
+ * Now, initialize the UART
+ */
+ ip3106_lcr(UART_BASE, tty_no) = IP3106_UART_LCR_8BIT;
+ ip3106_baud(UART_BASE, tty_no) = 5; // 38400 Baud
+}
+
+int putDebugChar(char c)
+{
+ /* Wait until FIFO not full */
+ while (((ip3106_fifo(UART_BASE, kdb_port_info.port) & IP3106_UART_FIFO_TXFIFO) >> 16) >= 16)
+ ;
+ /* Send one char */
+ ip3106_fifo(UART_BASE, kdb_port_info.port) = c;
+
+ return 1;
+}
+
+char getDebugChar(void)
+{
+ char ch;
+
+ /* Wait until there is a char in the FIFO */
+ while (!((ip3106_fifo(UART_BASE, kdb_port_info.port) &
+ IP3106_UART_FIFO_RXFIFO) >> 8))
+ ;
+ /* Read one char */
+ ch = ip3106_fifo(UART_BASE, kdb_port_info.port) &
+ IP3106_UART_FIFO_RBRTHR;
+ /* Advance the RX FIFO read pointer */
+ ip3106_lcr(UART_BASE, kdb_port_info.port) |= IP3106_UART_LCR_RX_NEXT;
+ return (ch);
+}
+
+void rs_disable_debug_interrupts(void)
+{
+ ip3106_ien(UART_BASE, kdb_port_info.port) = 0; /* Disable all interrupts */
+}
+
+void rs_enable_debug_interrupts(void)
+{
+ /* Clear all the transmitter FIFO counters (pointer and status) */
+ ip3106_lcr(UART_BASE, kdb_port_info.port) |= IP3106_UART_LCR_TX_RST;
+ /* Clear all the receiver FIFO counters (pointer and status) */
+ ip3106_lcr(UART_BASE, kdb_port_info.port) |= IP3106_UART_LCR_RX_RST;
+ /* Clear all interrupts */
+ ip3106_iclr(UART_BASE, kdb_port_info.port) = IP3106_UART_INT_ALLRX |
+ IP3106_UART_INT_ALLTX;
+ ip3106_ien(UART_BASE, kdb_port_info.port) = IP3106_UART_INT_ALLRX; /* Enable RX interrupts */
+}
--- /dev/null
+/*
+ *
+ * Copyright (C) 2005 Embedded Alley Solutions, Inc
+ * Ported to 2.6.
+ *
+ * Per Hallsmark, per.hallsmark@mvista.com
+ * Copyright (C) 2000, 2001 MIPS Technologies, Inc.
+ * Copyright (C) 2001 Ralf Baechle
+ *
+ * Cleaned up and bug fixing: Pete Popov, ppopov@embeddedalley.com
+ *
+ * This program is free software; you can distribute 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 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 <linux/config.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/kernel_stat.h>
+#include <linux/random.h>
+#include <linux/module.h>
+
+#include <asm/io.h>
+#include <asm/gdb-stub.h>
+#include <int.h>
+#include <uart.h>
+
+extern asmlinkage void cp0_irqdispatch(void);
+
+static DEFINE_SPINLOCK(irq_lock);
+
+/* default prio for interrupts */
+/* first one is a no-no so therefore always prio 0 (disabled) */
+static char gic_prio[PNX8550_INT_GIC_TOTINT] = {
+ 0, 1, 1, 1, 1, 15, 1, 1, 1, 1, // 0 - 9
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 10 - 19
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 20 - 29
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 30 - 39
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 40 - 49
+ 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, // 50 - 59
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 60 - 69
+ 1 // 70
+};
+
+void hw0_irqdispatch(int irq, struct pt_regs *regs)
+{
+ /* find out which interrupt */
+ irq = PNX8550_GIC_VECTOR_0 >> 3;
+
+ if (irq == 0) {
+ printk("hw0_irqdispatch: irq 0, spurious interrupt?\n");
+ return;
+ }
+ do_IRQ(PNX8550_INT_GIC_MIN + irq, regs);
+}
+
+
+void timer_irqdispatch(int irq, struct pt_regs *regs)
+{
+ irq = (0x01c0 & read_c0_config7()) >> 6;
+
+ if (irq == 0) {
+ printk("timer_irqdispatch: irq 0, spurious interrupt?\n");
+ return;
+ }
+
+ if (irq & 0x1) {
+ do_IRQ(PNX8550_INT_TIMER1, regs);
+ }
+ if (irq & 0x2) {
+ do_IRQ(PNX8550_INT_TIMER2, regs);
+ }
+ if (irq & 0x4) {
+ do_IRQ(PNX8550_INT_TIMER3, regs);
+ }
+}
+
+static inline void modify_cp0_intmask(unsigned clr_mask, unsigned set_mask)
+{
+ unsigned long status = read_c0_status();
+
+ status &= ~((clr_mask & 0xFF) << 8);
+ status |= (set_mask & 0xFF) << 8;
+
+ write_c0_status(status);
+}
+
+static inline void mask_gic_int(unsigned int irq_nr)
+{
+ /* interrupt disabled, bit 26(WE_ENABLE)=1 and bit 16(enable)=0 */
+ PNX8550_GIC_REQ(irq_nr) = 1<<28; /* set priority to 0 */
+}
+
+static inline void unmask_gic_int(unsigned int irq_nr)
+{
+ /* set prio mask to lower four bits and enable interrupt */
+ PNX8550_GIC_REQ(irq_nr) = (1<<26 | 1<<16) | (1<<28) | gic_prio[irq_nr];
+}
+
+static inline void mask_irq(unsigned int irq_nr)
+{
+ if ((PNX8550_INT_CP0_MIN <= irq_nr) && (irq_nr <= PNX8550_INT_CP0_MAX)) {
+ modify_cp0_intmask(1 << irq_nr, 0);
+ } else if ((PNX8550_INT_GIC_MIN <= irq_nr) &&
+ (irq_nr <= PNX8550_INT_GIC_MAX)) {
+ mask_gic_int(irq_nr - PNX8550_INT_GIC_MIN);
+ } else if ((PNX8550_INT_TIMER_MIN <= irq_nr) &&
+ (irq_nr <= PNX8550_INT_TIMER_MAX)) {
+ modify_cp0_intmask(1 << 7, 0);
+ } else {
+ printk("mask_irq: irq %d doesn't exist!\n", irq_nr);
+ }
+}
+
+static inline void unmask_irq(unsigned int irq_nr)
+{
+ if ((PNX8550_INT_CP0_MIN <= irq_nr) && (irq_nr <= PNX8550_INT_CP0_MAX)) {
+ modify_cp0_intmask(0, 1 << irq_nr);
+ } else if ((PNX8550_INT_GIC_MIN <= irq_nr) &&
+ (irq_nr <= PNX8550_INT_GIC_MAX)) {
+ unmask_gic_int(irq_nr - PNX8550_INT_GIC_MIN);
+ } else if ((PNX8550_INT_TIMER_MIN <= irq_nr) &&
+ (irq_nr <= PNX8550_INT_TIMER_MAX)) {
+ modify_cp0_intmask(0, 1 << 7);
+ } else {
+ printk("mask_irq: irq %d doesn't exist!\n", irq_nr);
+ }
+}
+
+#define pnx8550_disable pnx8550_ack
+static void pnx8550_ack(unsigned int irq)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&irq_lock, flags);
+ mask_irq(irq);
+ spin_unlock_irqrestore(&irq_lock, flags);
+}
+
+#define pnx8550_enable pnx8550_unmask
+static void pnx8550_unmask(unsigned int irq)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&irq_lock, flags);
+ unmask_irq(irq);
+ spin_unlock_irqrestore(&irq_lock, flags);
+}
+
+static unsigned int startup_irq(unsigned int irq_nr)
+{
+ pnx8550_unmask(irq_nr);
+ return 0;
+}
+
+static void shutdown_irq(unsigned int irq_nr)
+{
+ pnx8550_ack(irq_nr);
+ return;
+}
+
+int pnx8550_set_gic_priority(int irq, int priority)
+{
+ int gic_irq = irq-PNX8550_INT_GIC_MIN;
+ int prev_priority = PNX8550_GIC_REQ(gic_irq) & 0xf;
+
+ gic_prio[gic_irq] = priority;
+ PNX8550_GIC_REQ(gic_irq) |= (0x10000000 | gic_prio[gic_irq]);
+
+ return prev_priority;
+}
+
+static inline void mask_and_ack_level_irq(unsigned int irq)
+{
+ pnx8550_disable(irq);
+ return;
+}
+
+static void end_irq(unsigned int irq)
+{
+ if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) {
+ pnx8550_enable(irq);
+ }
+}
+
+static struct hw_interrupt_type level_irq_type = {
+ .typename = "PNX Level IRQ",
+ .startup = startup_irq,
+ .shutdown = shutdown_irq,
+ .enable = pnx8550_enable,
+ .disable = pnx8550_disable,
+ .ack = mask_and_ack_level_irq,
+ .end = end_irq,
+};
+
+static struct irqaction gic_action = {
+ .handler = no_action,
+ .flags = SA_INTERRUPT,
+ .name = "GIC",
+};
+
+static struct irqaction timer_action = {
+ .handler = no_action,
+ .flags = SA_INTERRUPT,
+ .name = "Timer",
+};
+
+void __init arch_init_irq(void)
+{
+ int i;
+ int configPR;
+
+ /* init of cp0 interrupts */
+ set_except_vector(0, cp0_irqdispatch);
+
+ for (i = 0; i < PNX8550_INT_CP0_TOTINT; i++) {
+ irq_desc[i].handler = &level_irq_type;
+ pnx8550_ack(i); /* mask the irq just in case */
+ }
+
+ /* init of GIC/IPC interrupts */
+ /* should be done before cp0 since cp0 init enables the GIC int */
+ for (i = PNX8550_INT_GIC_MIN; i <= PNX8550_INT_GIC_MAX; i++) {
+ int gic_int_line = i - PNX8550_INT_GIC_MIN;
+ if (gic_int_line == 0 )
+ continue; // don't fiddle with int 0
+ /*
+ * enable change of TARGET, ENABLE and ACTIVE_LOW bits
+ * set TARGET 0 to route through hw0 interrupt
+ * set ACTIVE_LOW 0 active high (correct?)
+ *
+ * We really should setup an interrupt description table
+ * to do this nicely.
+ * Note, PCI INTA is active low on the bus, but inverted
+ * in the GIC, so to us it's active high.
+ */
+#ifdef CONFIG_PNX8550_V2PCI
+ if (gic_int_line == (PNX8550_INT_GPIO0 - PNX8550_INT_GIC_MIN)) {
+ /* PCI INT through gpio 8, which is setup in
+ * pnx8550_setup.c and routed to GPIO
+ * Interrupt Level 0 (GPIO Connection 58).
+ * Set it active low. */
+
+ PNX8550_GIC_REQ(gic_int_line) = 0x1E020000;
+ } else
+#endif
+ {
+ PNX8550_GIC_REQ(i - PNX8550_INT_GIC_MIN) = 0x1E000000;
+ }
+
+ /* mask/priority is still 0 so we will not get any
+ * interrupts until it is unmasked */
+
+ irq_desc[i].handler = &level_irq_type;
+ }
+
+ /* Priority level 0 */
+ PNX8550_GIC_PRIMASK_0 = PNX8550_GIC_PRIMASK_1 = 0;
+
+ /* Set int vector table address */
+ PNX8550_GIC_VECTOR_0 = PNX8550_GIC_VECTOR_1 = 0;
+
+ irq_desc[MIPS_CPU_GIC_IRQ].handler = &level_irq_type;
+ setup_irq(MIPS_CPU_GIC_IRQ, &gic_action);
+
+ /* init of Timer interrupts */
+ for (i = PNX8550_INT_TIMER_MIN; i <= PNX8550_INT_TIMER_MAX; i++) {
+ irq_desc[i].handler = &level_irq_type;
+ }
+
+ /* Stop Timer 1-3 */
+ configPR = read_c0_config7();
+ configPR |= 0x00000038;
+ write_c0_config7(configPR);
+
+ irq_desc[MIPS_CPU_TIMER_IRQ].handler = &level_irq_type;
+ setup_irq(MIPS_CPU_TIMER_IRQ, &timer_action);
+}
+
+EXPORT_SYMBOL(pnx8550_set_gic_priority);
--- /dev/null
+/*
+ * Copyright (c) 2002 Philips, Inc. All rights.
+ * Copyright (c) 2002 Red Hat, Inc. All rights.
+ *
+ * This software may be freely redistributed under the terms of the
+ * GNU General Public License.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Based upon arch/mips/galileo-boards/ev64240/int-handler.S
+ *
+ */
+#include <asm/asm.h>
+#include <asm/mipsregs.h>
+#include <asm/addrspace.h>
+#include <asm/regdef.h>
+#include <asm/stackframe.h>
+
+/*
+ * cp0_irqdispatch
+ *
+ * Code to handle in-core interrupt exception.
+ */
+
+ .align 5
+ .set reorder
+ .set noat
+ NESTED(cp0_irqdispatch, PT_SIZE, sp)
+ SAVE_ALL
+ CLI
+ .set at
+ mfc0 t0,CP0_CAUSE
+ mfc0 t2,CP0_STATUS
+
+ and t0,t2
+
+ andi t1,t0,STATUSF_IP2 /* int0 hardware line */
+ bnez t1,ll_hw0_irq
+ nop
+
+ andi t1,t0,STATUSF_IP7 /* int5 hardware line */
+ bnez t1,ll_timer_irq
+ nop
+
+ /* wrong alarm or masked ... */
+
+ j spurious_interrupt
+ nop
+ END(cp0_irqdispatch)
+
+ .align 5
+ .set reorder
+ll_hw0_irq:
+ li a0,2
+ move a1,sp
+ jal hw0_irqdispatch
+ nop
+ j ret_from_irq
+ nop
+
+ .align 5
+ .set reorder
+ll_timer_irq:
+ mfc0 t3,CP0_CONFIG,7
+ andi t4,t3,0x01c0
+ beqz t4,ll_timer_out
+ nop
+ li a0,7
+ move a1,sp
+ jal timer_irqdispatch
+ nop
+
+ll_timer_out: j ret_from_irq
+ nop
--- /dev/null
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *
+ * Author: source@mvista.com
+ *
+ * This program is free software; you can distribute 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 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 <linux/types.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#include <pci.h>
+#include <glb.h>
+#include <nand.h>
+
+static struct resource pci_io_resource = {
+ "pci IO space",
+ (u32)(PNX8550_PCIIO + 0x1000), /* reserve regacy I/O space */
+ (u32)(PNX8550_PCIIO + PNX8550_PCIIO_SIZE),
+ IORESOURCE_IO
+};
+
+static struct resource pci_mem_resource = {
+ "pci memory space",
+ (u32)(PNX8550_PCIMEM),
+ (u32)(PNX8550_PCIMEM + PNX8550_PCIMEM_SIZE - 1),
+ IORESOURCE_MEM
+};
+
+extern struct pci_ops pnx8550_pci_ops;
+
+static struct pci_controller pnx8550_controller = {
+ .pci_ops = &pnx8550_pci_ops,
+ .io_resource = &pci_io_resource,
+ .mem_resource = &pci_mem_resource,
+};
+
+/* Return the total size of DRAM-memory, (RANK0 + RANK1) */
+static inline unsigned long get_system_mem_size(void)
+{
+ /* Read IP2031_RANK0_ADDR_LO */
+ unsigned long dram_r0_lo = inl(PCI_BASE | 0x65010);
+ /* Read IP2031_RANK1_ADDR_HI */
+ unsigned long dram_r1_hi = inl(PCI_BASE | 0x65018);
+
+ return dram_r1_hi - dram_r0_lo + 1;
+}
+
+static int __init pnx8550_pci_setup(void)
+{
+ int pci_mem_code;
+ int mem_size = get_system_mem_size() >> 20;
+
+ /* Clear the Global 2 Register, PCI Inta Output Enable Registers
+ Bit 1:Enable DAC Powerdown
+ -> 0:DACs are enabled and are working normally
+ 1:DACs are powerdown
+ Bit 0:Enable of PCI inta output
+ -> 0 = Disable PCI inta output
+ 1 = Enable PCI inta output
+ */
+ PNX8550_GLB2_ENAB_INTA_O = 0;
+
+ /* Calc the PCI mem size code */
+ if (mem_size >= 128)
+ pci_mem_code = SIZE_128M;
+ else if (mem_size >= 64)
+ pci_mem_code = SIZE_64M;
+ else if (mem_size >= 32)
+ pci_mem_code = SIZE_32M;
+ else
+ pci_mem_code = SIZE_16M;
+
+ /* Set PCI_XIO registers */
+ outl(pci_mem_resource.start, PCI_BASE | PCI_BASE1_LO);
+ outl(pci_mem_resource.end + 1, PCI_BASE | PCI_BASE1_HI);
+ outl(pci_io_resource.start, PCI_BASE | PCI_BASE2_LO);
+ outl(pci_io_resource.end, PCI_BASE | PCI_BASE2_HI);
+
+ /* Send memory transaction via PCI_BASE2 */
+ outl(0x00000001, PCI_BASE | PCI_IO);
+
+ /* Unlock the setup register */
+ outl(0xca, PCI_BASE | PCI_UNLOCKREG);
+
+ /*
+ * BAR0 of PNX8550 (pci base 10) must be zero in order for ide
+ * to work, and in order for bus_to_baddr to work without any
+ * hacks.
+ */
+ outl(0x00000000, PCI_BASE | PCI_BASE10);
+
+ /*
+ *These two bars are set by default or the boot code.
+ * However, it's safer to set them here so we're not boot
+ * code dependent.
+ */
+ outl(0x1be00000, PCI_BASE | PCI_BASE14); /* PNX MMIO */
+ outl(PNX8550_NAND_BASE_ADDR, PCI_BASE | PCI_BASE18); /* XIO */
+
+ outl(PCI_EN_TA |
+ PCI_EN_PCI2MMI |
+ PCI_EN_XIO |
+ PCI_SETUP_BASE18_SIZE(SIZE_32M) |
+ PCI_SETUP_BASE18_EN |
+ PCI_SETUP_BASE14_EN |
+ PCI_SETUP_BASE10_PREF |
+ PCI_SETUP_BASE10_SIZE(pci_mem_code) |
+ PCI_SETUP_CFGMANAGE_EN |
+ PCI_SETUP_PCIARB_EN,
+ PCI_BASE |
+ PCI_SETUP); /* PCI_SETUP */
+ outl(0x00000000, PCI_BASE | PCI_CTRL); /* PCI_CONTROL */
+
+ register_pci_controller(&pnx8550_controller);
+
+ return 0;
+}
+
+arch_initcall(pnx8550_pci_setup);
--- /dev/null
+/*
+ * Platform device support for Philips PNX8550 SoCs
+ *
+ * Copyright 2005, Embedded Alley Solutions, Inc
+ *
+ * Based on arch/mips/au1000/common/platform.c
+ * Platform device support for Au1x00 SoCs.
+ *
+ * Copyright 2004, Matt Porter <mporter@kernel.crashing.org>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/resource.h>
+#include <linux/serial.h>
+#include <linux/serial_ip3106.h>
+
+#include <int.h>
+#include <usb.h>
+#include <uart.h>
+
+extern struct uart_ops ip3106_pops;
+
+static struct resource pnx8550_usb_ohci_resources[] = {
+ [0] = {
+ .start = PNX8550_USB_OHCI_OP_BASE,
+ .end = PNX8550_USB_OHCI_OP_BASE +
+ PNX8550_USB_OHCI_OP_LEN,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = PNX8550_INT_USB,
+ .end = PNX8550_INT_USB,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource pnx8550_uart_resources[] = {
+ [0] = {
+ .start = PNX8550_UART_PORT0,
+ .end = PNX8550_UART_PORT0 + 0xfff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = PNX8550_UART_INT(0),
+ .end = PNX8550_UART_INT(0),
+ .flags = IORESOURCE_IRQ,
+ },
+ [2] = {
+ .start = PNX8550_UART_PORT1,
+ .end = PNX8550_UART_PORT1 + 0xfff,
+ .flags = IORESOURCE_MEM,
+ },
+ [3] = {
+ .start = PNX8550_UART_INT(1),
+ .end = PNX8550_UART_INT(1),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct ip3106_port ip3106_ports[] = {
+ [0] = {
+ .port = {
+ .type = PORT_IP3106,
+ .iotype = SERIAL_IO_MEM,
+ .membase = (void __iomem *)PNX8550_UART_PORT0,
+ .mapbase = PNX8550_UART_PORT0,
+ .irq = PNX8550_UART_INT(0),
+ .uartclk = 3692300,
+ .fifosize = 16,
+ .ops = &ip3106_pops,
+ .flags = ASYNC_BOOT_AUTOCONF,
+ .line = 0,
+ },
+ },
+ [1] = {
+ .port = {
+ .type = PORT_IP3106,
+ .iotype = SERIAL_IO_MEM,
+ .membase = (void __iomem *)PNX8550_UART_PORT1,
+ .mapbase = PNX8550_UART_PORT1,
+ .irq = PNX8550_UART_INT(1),
+ .uartclk = 3692300,
+ .fifosize = 16,
+ .ops = &ip3106_pops,
+ .flags = ASYNC_BOOT_AUTOCONF,
+ .line = 1,
+ },
+ },
+};
+
+/* The dmamask must be set for OHCI to work */
+static u64 ohci_dmamask = ~(u32)0;
+
+static u64 uart_dmamask = ~(u32)0;
+
+static struct platform_device pnx8550_usb_ohci_device = {
+ .name = "pnx8550-ohci",
+ .id = -1,
+ .dev = {
+ .dma_mask = &ohci_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .num_resources = ARRAY_SIZE(pnx8550_usb_ohci_resources),
+ .resource = pnx8550_usb_ohci_resources,
+};
+
+static struct platform_device pnx8550_uart_device = {
+ .name = "ip3106-uart",
+ .id = -1,
+ .dev = {
+ .dma_mask = &uart_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = ip3106_ports,
+ },
+ .num_resources = ARRAY_SIZE(pnx8550_uart_resources),
+ .resource = pnx8550_uart_resources,
+};
+
+static struct platform_device *pnx8550_platform_devices[] __initdata = {
+ &pnx8550_usb_ohci_device,
+ &pnx8550_uart_device,
+};
+
+int pnx8550_platform_init(void)
+{
+ return platform_add_devices(pnx8550_platform_devices,
+ ARRAY_SIZE(pnx8550_platform_devices));
+}
+
+arch_initcall(pnx8550_platform_init);
--- /dev/null
+/*
+ * This program is free software; you can distribute 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 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 <linux/init.h>
+#include <linux/proc_fs.h>
+#include <linux/irq.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/kernel_stat.h>
+#include <linux/random.h>
+
+#include <asm/io.h>
+#include <asm/gdb-stub.h>
+#include <int.h>
+#include <uart.h>
+
+
+static int pnx8550_timers_read (char* page, char** start, off_t offset, int count, int* eof, void* data)
+{
+ int len = 0;
+ int configPR = read_c0_config7();
+
+ if (offset==0) {
+ len += sprintf(&page[len],"Timer: count, compare, tc, status\n");
+ len += sprintf(&page[len]," 1: %11i, %8i, %1i, %s\n",
+ read_c0_count(), read_c0_compare(),
+ (configPR>>6)&0x1, ((configPR>>3)&0x1)? "off":"on");
+ len += sprintf(&page[len]," 2: %11i, %8i, %1i, %s\n",
+ read_c0_count2(), read_c0_compare2(),
+ (configPR>>7)&0x1, ((configPR>>4)&0x1)? "off":"on");
+ len += sprintf(&page[len]," 3: %11i, %8i, %1i, %s\n",
+ read_c0_count3(), read_c0_compare3(),
+ (configPR>>8)&0x1, ((configPR>>5)&0x1)? "off":"on");
+ }
+
+ return len;
+}
+
+static int pnx8550_registers_read (char* page, char** start, off_t offset, int count, int* eof, void* data)
+{
+ int len = 0;
+
+ if (offset==0) {
+ len += sprintf(&page[len],"config1: %#10.8x\n",read_c0_config1());
+ len += sprintf(&page[len],"config2: %#10.8x\n",read_c0_config2());
+ len += sprintf(&page[len],"config3: %#10.8x\n",read_c0_config3());
+ len += sprintf(&page[len],"configPR: %#10.8x\n",read_c0_config7());
+ len += sprintf(&page[len],"status: %#10.8x\n",read_c0_status());
+ len += sprintf(&page[len],"cause: %#10.8x\n",read_c0_cause());
+ len += sprintf(&page[len],"count: %#10.8x\n",read_c0_count());
+ len += sprintf(&page[len],"count_2: %#10.8x\n",read_c0_count2());
+ len += sprintf(&page[len],"count_3: %#10.8x\n",read_c0_count3());
+ len += sprintf(&page[len],"compare: %#10.8x\n",read_c0_compare());
+ len += sprintf(&page[len],"compare_2: %#10.8x\n",read_c0_compare2());
+ len += sprintf(&page[len],"compare_3: %#10.8x\n",read_c0_compare3());
+ }
+
+ return len;
+}
+
+static struct proc_dir_entry* pnx8550_dir = NULL;
+static struct proc_dir_entry* pnx8550_timers = NULL;
+static struct proc_dir_entry* pnx8550_registers = NULL;
+
+static int pnx8550_proc_init( void )
+{
+
+ // Create /proc/pnx8550
+ pnx8550_dir = create_proc_entry("pnx8550", S_IFDIR|S_IRUGO, NULL);
+ if (pnx8550_dir){
+ pnx8550_dir->nlink = 1;
+ }
+ else {
+ printk(KERN_ERR "Can't create pnx8550 proc dir\n");
+ return -1;
+ }
+
+ // Create /proc/pnx8550/timers
+ pnx8550_timers = create_proc_entry("timers", S_IFREG|S_IRUGO, pnx8550_dir );
+ if (pnx8550_timers){
+ pnx8550_timers->nlink = 1;
+ pnx8550_timers->read_proc = pnx8550_timers_read;
+ }
+ else {
+ printk(KERN_ERR "Can't create pnx8550 timers proc file\n");
+ }
+
+ // Create /proc/pnx8550/registers
+ pnx8550_registers = create_proc_entry("registers", S_IFREG|S_IRUGO, pnx8550_dir );
+ if (pnx8550_registers){
+ pnx8550_registers->nlink = 1;
+ pnx8550_registers->read_proc = pnx8550_registers_read;
+ }
+ else {
+ printk(KERN_ERR "Can't create pnx8550 registers proc file\n");
+ }
+
+ return 0;
+}
+
+__initcall(pnx8550_proc_init);
--- /dev/null
+/*
+ *
+ * Per Hallsmark, per.hallsmark@mvista.com
+ *
+ * Based on jmr3927/common/prom.c
+ *
+ * 2004 (c) MontaVista Software, Inc. This file is licensed under the
+ * terms of the GNU General Public License version 2. This program is
+ * licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/string.h>
+#include <linux/serial_ip3106.h>
+
+#include <asm/bootinfo.h>
+#include <uart.h>
+
+/* #define DEBUG_CMDLINE */
+
+extern int prom_argc;
+extern char **prom_argv, **prom_envp;
+
+typedef struct
+{
+ char *name;
+/* char *val; */
+}t_env_var;
+
+
+char * prom_getcmdline(void)
+{
+ return &(arcs_cmdline[0]);
+}
+
+void prom_init_cmdline(void)
+{
+ char *cp;
+ int actr;
+
+ actr = 1; /* Always ignore argv[0] */
+
+ cp = &(arcs_cmdline[0]);
+ while(actr < prom_argc) {
+ strcpy(cp, prom_argv[actr]);
+ cp += strlen(prom_argv[actr]);
+ *cp++ = ' ';
+ actr++;
+ }
+ if (cp != &(arcs_cmdline[0])) /* get rid of trailing space */
+ --cp;
+ *cp = '\0';
+}
+
+char *prom_getenv(char *envname)
+{
+ /*
+ * Return a pointer to the given environment variable.
+ * Environment variables are stored in the form of "memsize=64".
+ */
+
+ t_env_var *env = (t_env_var *)prom_envp;
+ int i;
+
+ i = strlen(envname);
+
+ while(env->name) {
+ if(strncmp(envname, env->name, i) == 0) {
+ return(env->name + strlen(envname) + 1);
+ }
+ env++;
+ }
+ return(NULL);
+}
+
+inline unsigned char str2hexnum(unsigned char c)
+{
+ if(c >= '0' && c <= '9')
+ return c - '0';
+ if(c >= 'a' && c <= 'f')
+ return c - 'a' + 10;
+ if(c >= 'A' && c <= 'F')
+ return c - 'A' + 10;
+ return 0; /* foo */
+}
+
+inline void str2eaddr(unsigned char *ea, unsigned char *str)
+{
+ int i;
+
+ for(i = 0; i < 6; i++) {
+ unsigned char num;
+
+ if((*str == '.') || (*str == ':'))
+ str++;
+ num = str2hexnum(*str++) << 4;
+ num |= (str2hexnum(*str++));
+ ea[i] = num;
+ }
+}
+
+int get_ethernet_addr(char *ethernet_addr)
+{
+ char *ethaddr_str;
+
+ ethaddr_str = prom_getenv("ethaddr");
+ if (!ethaddr_str) {
+ printk("ethaddr not set in boot prom\n");
+ return -1;
+ }
+ str2eaddr(ethernet_addr, ethaddr_str);
+ return 0;
+}
+
+unsigned long __init prom_free_prom_memory(void)
+{
+ return 0;
+}
+
+extern int pnx8550_console_port;
+
+/* used by prom_printf */
+void prom_putchar(char c)
+{
+ if (pnx8550_console_port != -1) {
+ /* Wait until FIFO not full */
+ while( ((ip3106_fifo(UART_BASE, pnx8550_console_port) & IP3106_UART_FIFO_TXFIFO) >> 16) >= 16)
+ ;
+ /* Send one char */
+ ip3106_fifo(UART_BASE, pnx8550_console_port) = c;
+ }
+}
+
+EXPORT_SYMBOL(prom_getcmdline);
+EXPORT_SYMBOL(get_ethernet_addr);
+EXPORT_SYMBOL(str2eaddr);
--- /dev/null
+/*.
+ *
+ * ########################################################################
+ *
+ * This program is free software; you can distribute 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 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.
+ *
+ * ########################################################################
+ *
+ * Reset the PNX8550 board.
+ *
+ */
+#include <linux/slab.h>
+#include <asm/reboot.h>
+#include <glb.h>
+
+void pnx8550_machine_restart(char *command)
+{
+ char head[] = "************* Machine restart *************";
+ char foot[] = "*******************************************";
+
+ printk("\n\n");
+ printk("%s\n", head);
+ if (command != NULL)
+ printk("* %s\n", command);
+ printk("%s\n", foot);
+
+ PNX8550_RST_CTL = PNX8550_RST_DO_SW_RST;
+}
+
+void pnx8550_machine_halt(void)
+{
+ printk("*** Machine halt. (Not implemented) ***\n");
+}
+
+void pnx8550_machine_power_off(void)
+{
+ printk("*** Machine power off. (Not implemented) ***\n");
+}
--- /dev/null
+/*
+ *
+ * 2.6 port, Embedded Alley Solutions, Inc
+ *
+ * Based on Per Hallsmark, per.hallsmark@mvista.com
+ *
+ * This program is free software; you can distribute 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 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 <linux/config.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/ioport.h>
+#include <linux/mm.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/serial_ip3106.h>
+
+#include <asm/cpu.h>
+#include <asm/bootinfo.h>
+#include <asm/irq.h>
+#include <asm/mipsregs.h>
+#include <asm/reboot.h>
+#include <asm/pgtable.h>
+#include <asm/time.h>
+
+#include <glb.h>
+#include <int.h>
+#include <pci.h>
+#include <uart.h>
+#include <nand.h>
+
+extern void prom_printf(char *fmt, ...);
+
+extern void __init board_setup(void);
+extern void pnx8550_machine_restart(char *);
+extern void pnx8550_machine_halt(void);
+extern void pnx8550_machine_power_off(void);
+extern struct resource ioport_resource;
+extern struct resource iomem_resource;
+extern void (*board_time_init)(void);
+extern void pnx8550_time_init(void);
+extern void (*board_timer_setup)(struct irqaction *irq);
+extern void pnx8550_timer_setup(struct irqaction *irq);
+extern void rs_kgdb_hook(int tty_no);
+extern void prom_printf(char *fmt, ...);
+extern char *prom_getcmdline(void);
+
+struct resource standard_io_resources[] = {
+ {"dma1", 0x00, 0x1f, IORESOURCE_BUSY},
+ {"timer", 0x40, 0x5f, IORESOURCE_BUSY},
+ {"dma page reg", 0x80, 0x8f, IORESOURCE_BUSY},
+ {"dma2", 0xc0, 0xdf, IORESOURCE_BUSY},
+};
+
+#define STANDARD_IO_RESOURCES (sizeof(standard_io_resources)/sizeof(struct resource))
+
+extern struct resource pci_io_resource;
+extern struct resource pci_mem_resource;
+
+/* Return the total size of DRAM-memory, (RANK0 + RANK1) */
+unsigned long get_system_mem_size(void)
+{
+ /* Read IP2031_RANK0_ADDR_LO */
+ unsigned long dram_r0_lo = inl(PCI_BASE | 0x65010);
+ /* Read IP2031_RANK1_ADDR_HI */
+ unsigned long dram_r1_hi = inl(PCI_BASE | 0x65018);
+
+ return dram_r1_hi - dram_r0_lo + 1;
+}
+
+int pnx8550_console_port = -1;
+
+void __init plat_setup(void)
+{
+ int i;
+ char* argptr;
+
+ board_setup(); /* board specific setup */
+
+ _machine_restart = pnx8550_machine_restart;
+ _machine_halt = pnx8550_machine_halt;
+ _machine_power_off = pnx8550_machine_power_off;
+
+ board_time_init = pnx8550_time_init;
+ board_timer_setup = pnx8550_timer_setup;
+
+ /* Clear the Global 2 Register, PCI Inta Output Enable Registers
+ Bit 1:Enable DAC Powerdown
+ -> 0:DACs are enabled and are working normally
+ 1:DACs are powerdown
+ Bit 0:Enable of PCI inta output
+ -> 0 = Disable PCI inta output
+ 1 = Enable PCI inta output
+ */
+ PNX8550_GLB2_ENAB_INTA_O = 0;
+
+ /* IO/MEM resources. */
+ set_io_port_base(KSEG1);
+ ioport_resource.start = 0;
+ ioport_resource.end = ~0;
+ iomem_resource.start = 0;
+ iomem_resource.end = ~0;
+
+ /* Request I/O space for devices on this board */
+ for (i = 0; i < STANDARD_IO_RESOURCES; i++)
+ request_resource(&ioport_resource, standard_io_resources + i);
+
+ /* Place the Mode Control bit for GPIO pin 16 in primary function */
+ /* Pin 16 is used by UART1, UA1_TX */
+ outl((PNX8550_GPIO_MODE_PRIMOP << PNX8550_GPIO_MC_16_BIT) |
+ (PNX8550_GPIO_MODE_PRIMOP << PNX8550_GPIO_MC_17_BIT),
+ PNX8550_GPIO_MC1);
+
+ argptr = prom_getcmdline();
+ if ((argptr = strstr(argptr, "console=ttyS")) != NULL) {
+ argptr += strlen("console=ttyS");
+ pnx8550_console_port = *argptr == '0' ? 0 : 1;
+
+ /* We must initialize the UART (console) before prom_printf */
+ /* Set LCR to 8-bit and BAUD to 38400 (no 5) */
+ ip3106_lcr(UART_BASE, pnx8550_console_port) =
+ IP3106_UART_LCR_8BIT;
+ ip3106_baud(UART_BASE, pnx8550_console_port) = 5;
+ }
+
+#ifdef CONFIG_KGDB
+ argptr = prom_getcmdline();
+ if ((argptr = strstr(argptr, "kgdb=ttyS")) != NULL) {
+ int line;
+ argptr += strlen("kgdb=ttyS");
+ line = *argptr == '0' ? 0 : 1;
+ rs_kgdb_hook(line);
+ prom_printf("KGDB: Using ttyS%i for session, "
+ "please connect your debugger\n", line ? 1 : 0);
+ }
+#endif
+ return;
+}
--- /dev/null
+/*
+ * Copyright 2001, 2002, 2003 MontaVista Software Inc.
+ * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
+ *
+ * Common time service routines for MIPS machines. See
+ * Documents/MIPS/README.txt.
+ *
+ * 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.
+ */
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/param.h>
+#include <linux/time.h>
+#include <linux/timer.h>
+#include <linux/smp.h>
+#include <linux/kernel_stat.h>
+#include <linux/spinlock.h>
+#include <linux/interrupt.h>
+#include <linux/module.h>
+
+#include <asm/bootinfo.h>
+#include <asm/cpu.h>
+#include <asm/time.h>
+#include <asm/hardirq.h>
+#include <asm/div64.h>
+#include <asm/debug.h>
+
+#include <int.h>
+#include <cm.h>
+
+extern unsigned int mips_hpt_frequency;
+
+/*
+ * pnx8550_time_init() - it does the following things:
+ *
+ * 1) board_time_init() -
+ * a) (optional) set up RTC routines,
+ * b) (optional) calibrate and set the mips_hpt_frequency
+ * (only needed if you intended to use fixed_rate_gettimeoffset
+ * or use cpu counter as timer interrupt source)
+ */
+
+void pnx8550_time_init(void)
+{
+ unsigned int n;
+ unsigned int m;
+ unsigned int p;
+ unsigned int pow2p;
+
+ /* PLL0 sets MIPS clock (PLL1 <=> TM1, PLL6 <=> TM2, PLL5 <=> mem) */
+ /* (but only if CLK_MIPS_CTL select value [bits 3:1] is 1: FIXME) */
+
+ n = (PNX8550_CM_PLL0_CTL & PNX8550_CM_PLL_N_MASK) >> 16;
+ m = (PNX8550_CM_PLL0_CTL & PNX8550_CM_PLL_M_MASK) >> 8;
+ p = (PNX8550_CM_PLL0_CTL & PNX8550_CM_PLL_P_MASK) >> 2;
+ pow2p = (1 << p);
+
+ db_assert(m != 0 && pow2p != 0);
+
+ /*
+ * Compute the frequency as in the PNX8550 User Manual 1.0, p.186
+ * (a.k.a. 8-10). Divide by HZ for a timer offset that results in
+ * HZ timer interrupts per second.
+ */
+ mips_hpt_frequency = 27UL * ((1000000UL * n)/(m * pow2p));
+}
+
+/*
+ * pnx8550_timer_setup() - it does the following things:
+ *
+ * 5) board_timer_setup() -
+ * a) (optional) over-write any choices made above by time_init().
+ * b) machine specific code should setup the timer irqaction.
+ * c) enable the timer interrupt
+ */
+
+void __init pnx8550_timer_setup(struct irqaction *irq)
+{
+ int configPR;
+
+ setup_irq(PNX8550_INT_TIMER1, irq);
+
+ /* Start timer1 */
+ configPR = read_c0_config7();
+ configPR &= ~0x00000008;
+ write_c0_config7(configPR);
+
+ /* Timer 2 stop */
+ configPR = read_c0_config7();
+ configPR |= 0x00000010;
+ write_c0_config7(configPR);
+
+ write_c0_count2(0);
+ write_c0_compare2(0xffffffff);
+
+ /* Timer 3 stop */
+ configPR = read_c0_config7();
+ configPR |= 0x00000020;
+ write_c0_config7(configPR);
+}
--- /dev/null
+
+# Makefile for the Philips JBS Board.
+
+lib-y := init.o board_setup.o irqmap.o
--- /dev/null
+/*
+ * JBS Specific board startup routines.
+ *
+ * Copyright 2005, Embedded Alley Solutions, Inc
+ *
+ * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * 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.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/ioport.h>
+#include <linux/mm.h>
+#include <linux/console.h>
+#include <linux/mc146818rtc.h>
+#include <linux/delay.h>
+
+#include <asm/cpu.h>
+#include <asm/bootinfo.h>
+#include <asm/irq.h>
+#include <asm/mipsregs.h>
+#include <asm/reboot.h>
+#include <asm/pgtable.h>
+
+#include <glb.h>
+
+/* CP0 hazard avoidance. */
+#define BARRIER __asm__ __volatile__(".set noreorder\n\t" \
+ "nop; nop; nop; nop; nop; nop;\n\t" \
+ ".set reorder\n\t")
+
+void __init board_setup(void)
+{
+ unsigned long config0, configpr;
+
+ config0 = read_c0_config();
+
+ /* clear all three cache coherency fields */
+ config0 &= ~(0x7 | (7<<25) | (7<<28));
+ config0 |= (CONF_CM_DEFAULT | (CONF_CM_DEFAULT<<25) |
+ (CONF_CM_DEFAULT<<28));
+ write_c0_config(config0);
+ BARRIER;
+
+ configpr = read_c0_config7();
+ configpr |= (1<<19); /* enable tlb */
+ write_c0_config7(configpr);
+ BARRIER;
+}
--- /dev/null
+/*
+ *
+ * Copyright 2005 Embedded Alley Solutions, Inc
+ * source@embeddedalley.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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * 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.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/bootmem.h>
+#include <asm/addrspace.h>
+#include <asm/bootinfo.h>
+#include <linux/string.h>
+#include <linux/kernel.h>
+
+int prom_argc;
+char **prom_argv, **prom_envp;
+extern void __init prom_init_cmdline(void);
+extern char *prom_getenv(char *envname);
+
+const char *get_system_type(void)
+{
+ return "Philips PNX8550/JBS";
+}
+
+void __init prom_init(void)
+{
+
+ unsigned long memsize;
+
+ mips_machgroup = MACH_GROUP_PHILIPS;
+ mips_machtype = MACH_PHILIPS_JBS;
+
+ //memsize = 0x02800000; /* Trimedia uses memory above */
+ memsize = 0x08000000; /* Trimedia uses memory above */
+ add_memory_region(0, memsize, BOOT_MEM_RAM);
+}
--- /dev/null
+/*
+ * Philips JBS board irqmap.
+ *
+ * Copyright 2005 Embedded Alley Solutions, Inc
+ * source@embeddealley.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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * 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.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <int.h>
+
+char irq_tab_jbs[][5] __initdata = {
+ [8] = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
+ [9] = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
+ [17] = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
+};
+
#define MACH_GROUP_PHILIPS 14
#define MACH_PHILIPS_NINO 0 /* Nino */
#define MACH_PHILIPS_VELO 1 /* Velo */
+#define MACH_PHILIPS_JBS 2 /* JBS */
/*
* Valid machtype for group Globespan
#define PRID_IMP_VR41XX 0x0c00
#define PRID_IMP_R12000 0x0e00
#define PRID_IMP_R8000 0x1000
+#define PRID_IMP_PR4450 0x1200
#define PRID_IMP_R4600 0x2000
#define PRID_IMP_R4700 0x2100
#define PRID_IMP_TX39 0x2200
#define CPU_24K 58
#define CPU_AU1200 59
#define CPU_34K 60
-#define CPU_LAST 60
+#define CPU_PR4450 61
+#define CPU_LAST 61
/*
* ISA Level encodings
--- /dev/null
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ * Clock module specific definitions
+ *
+ * Author: source@mvista.com
+ *
+ * This program is free software; you can distribute 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 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 __PNX8550_CM_H
+#define __PNX8550_CM_H
+
+#define PNX8550_CM_BASE 0xBBE47000
+
+#define PNX8550_CM_PLL0_CTL *(volatile unsigned long *)(PNX8550_CM_BASE + 0x000)
+#define PNX8550_CM_PLL1_CTL *(volatile unsigned long *)(PNX8550_CM_BASE + 0x004)
+#define PNX8550_CM_PLL2_CTL *(volatile unsigned long *)(PNX8550_CM_BASE + 0x008)
+#define PNX8550_CM_PLL3_CTL *(volatile unsigned long *)(PNX8550_CM_BASE + 0x00C)
+
+// Table not complete.....
+
+#define PNX8550_CM_PLL_BLOCKED_MASK 0x80000000
+#define PNX8550_CM_PLL_LOCK_MASK 0x40000000
+#define PNX8550_CM_PLL_CURRENT_ADJ_MASK 0x3c000000
+#define PNX8550_CM_PLL_N_MASK 0x01ff0000
+#define PNX8550_CM_PLL_M_MASK 0x00003f00
+#define PNX8550_CM_PLL_P_MASK 0x0000000c
+#define PNX8550_CM_PLL_PD_MASK 0x00000002
+
+
+#endif
--- /dev/null
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ * PNX8550 global definitions
+ *
+ * Author: source@mvista.com
+ *
+ * This program is free software; you can distribute 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 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 __PNX8550_GLB_H
+#define __PNX8550_GLB_H
+
+#define PNX8550_GLB1_BASE 0xBBE63000
+#define PNX8550_GLB2_BASE 0xBBE4d000
+#define PNX8550_RESET_BASE 0xBBE60000
+
+/* PCI Inta Output Enable Registers */
+#define PNX8550_GLB2_ENAB_INTA_O *(volatile unsigned long *)(PNX8550_GLB2_BASE + 0x050)
+
+/* Bit 1:Enable DAC Powerdown
+ 0:DACs are enabled and are working normally
+ 1:DACs are powerdown
+*/
+#define PNX8550_GLB_DAC_PD 0x2
+/* Bit 0:Enable of PCI inta output
+ 0 = Disable PCI inta output
+ 1 = Enable PCI inta output
+*/
+#define PNX8550_GLB_ENABLE_INTA_O 0x1
+
+/* PCI Direct Mappings */
+#define PNX8550_PCIMEM 0x12000000
+#define PNX8550_PCIMEM_SIZE 0x08000000
+#define PNX8550_PCIIO 0x1c000000
+#define PNX8550_PCIIO_SIZE 0x02000000 /* 32M */
+
+#define PNX8550_PORT_BASE KSEG1
+
+// GPIO def
+#define PNX8550_GPIO_BASE 0x1Be00000
+
+#define PNX8550_GPIO_DIRQ0 (PNX8550_GPIO_BASE + 0x104500)
+#define PNX8550_GPIO_MC1 (PNX8550_GPIO_BASE + 0x104004)
+#define PNX8550_GPIO_MC_31_BIT 30
+#define PNX8550_GPIO_MC_30_BIT 28
+#define PNX8550_GPIO_MC_29_BIT 26
+#define PNX8550_GPIO_MC_28_BIT 24
+#define PNX8550_GPIO_MC_27_BIT 22
+#define PNX8550_GPIO_MC_26_BIT 20
+#define PNX8550_GPIO_MC_25_BIT 18
+#define PNX8550_GPIO_MC_24_BIT 16
+#define PNX8550_GPIO_MC_23_BIT 14
+#define PNX8550_GPIO_MC_22_BIT 12
+#define PNX8550_GPIO_MC_21_BIT 10
+#define PNX8550_GPIO_MC_20_BIT 8
+#define PNX8550_GPIO_MC_19_BIT 6
+#define PNX8550_GPIO_MC_18_BIT 4
+#define PNX8550_GPIO_MC_17_BIT 2
+#define PNX8550_GPIO_MC_16_BIT 0
+
+#define PNX8550_GPIO_MODE_PRIMOP 0x1
+#define PNX8550_GPIO_MODE_NO_OPENDR 0x2
+#define PNX8550_GPIO_MODE_OPENDR 0x3
+
+// RESET module
+#define PNX8550_RST_CTL *(volatile unsigned long *)(PNX8550_RESET_BASE + 0x0)
+#define PNX8550_RST_CAUSE *(volatile unsigned long *)(PNX8550_RESET_BASE + 0x4)
+#define PNX8550_RST_EN_WATCHDOG *(volatile unsigned long *)(PNX8550_RESET_BASE + 0x8)
+
+#define PNX8550_RST_REL_MIPS_RST_N 0x8
+#define PNX8550_RST_DO_SW_RST 0x4
+#define PNX8550_RST_REL_SYS_RST_OUT 0x2
+#define PNX8550_RST_ASSERT_SYS_RST_OUT 0x1
+#endif
--- /dev/null
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ * Interrupt specific definitions
+ *
+ * Author: source@mvista.com
+ *
+ * This program is free software; you can distribute 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 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 __PNX8550_INT_H
+#define __PNX8550_INT_H
+
+#define PNX8550_GIC_BASE 0xBBE3E000
+
+#define PNX8550_GIC_PRIMASK_0 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x000)
+#define PNX8550_GIC_PRIMASK_1 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x004)
+#define PNX8550_GIC_VECTOR_0 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x100)
+#define PNX8550_GIC_VECTOR_1 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x104)
+#define PNX8550_GIC_PEND_1_31 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x200)
+#define PNX8550_GIC_PEND_32_63 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x204)
+#define PNX8550_GIC_PEND_64_70 *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x208)
+#define PNX8550_GIC_FEATURES *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x300)
+#define PNX8550_GIC_REQ(x) *(volatile unsigned long *)(PNX8550_GIC_BASE + 0x400 + (x)*4)
+#define PNX8550_GIC_MOD_ID *(volatile unsigned long *)(PNX8550_GIC_BASE + 0xFFC)
+
+// cp0 is two software + six hw exceptions
+#define PNX8550_INT_CP0_TOTINT 8
+#define PNX8550_INT_CP0_MIN 0
+#define PNX8550_INT_CP0_MAX (PNX8550_INT_CP0_MIN + PNX8550_INT_CP0_TOTINT - 1)
+
+#define MIPS_CPU_GIC_IRQ 2
+#define MIPS_CPU_TIMER_IRQ 7
+
+// GIC are 71 exceptions connected to cp0's first hardware exception
+#define PNX8550_INT_GIC_TOTINT 71
+#define PNX8550_INT_GIC_MIN (PNX8550_INT_CP0_MAX+1)
+#define PNX8550_INT_GIC_MAX (PNX8550_INT_GIC_MIN + PNX8550_INT_GIC_TOTINT - 1)
+
+#define PNX8550_INT_UNDEF (PNX8550_INT_GIC_MIN+0)
+#define PNX8550_INT_IPC_TARGET0_MIPS (PNX8550_INT_GIC_MIN+1)
+#define PNX8550_INT_IPC_TARGET1_TM32_1 (PNX8550_INT_GIC_MIN+2)
+#define PNX8550_INT_IPC_TARGET1_TM32_2 (PNX8550_INT_GIC_MIN+3)
+#define PNX8550_INT_RESERVED_4 (PNX8550_INT_GIC_MIN+4)
+#define PNX8550_INT_USB (PNX8550_INT_GIC_MIN+5)
+#define PNX8550_INT_GPIO_EQ1 (PNX8550_INT_GIC_MIN+6)
+#define PNX8550_INT_GPIO_EQ2 (PNX8550_INT_GIC_MIN+7)
+#define PNX8550_INT_GPIO_EQ3 (PNX8550_INT_GIC_MIN+8)
+#define PNX8550_INT_GPIO_EQ4 (PNX8550_INT_GIC_MIN+9)
+
+#define PNX8550_INT_GPIO_EQ5 (PNX8550_INT_GIC_MIN+10)
+#define PNX8550_INT_GPIO_EQ6 (PNX8550_INT_GIC_MIN+11)
+#define PNX8550_INT_RESERVED_12 (PNX8550_INT_GIC_MIN+12)
+#define PNX8550_INT_QVCP1 (PNX8550_INT_GIC_MIN+13)
+#define PNX8550_INT_QVCP2 (PNX8550_INT_GIC_MIN+14)
+#define PNX8550_INT_I2C1 (PNX8550_INT_GIC_MIN+15)
+#define PNX8550_INT_I2C2 (PNX8550_INT_GIC_MIN+16)
+#define PNX8550_INT_ISO_UART1 (PNX8550_INT_GIC_MIN+17)
+#define PNX8550_INT_ISO_UART2 (PNX8550_INT_GIC_MIN+18)
+#define PNX8550_INT_UART1 (PNX8550_INT_GIC_MIN+19)
+
+#define PNX8550_INT_UART2 (PNX8550_INT_GIC_MIN+20)
+#define PNX8550_INT_QNTR (PNX8550_INT_GIC_MIN+21)
+#define PNX8550_INT_RESERVED22 (PNX8550_INT_GIC_MIN+22)
+#define PNX8550_INT_T_DSC (PNX8550_INT_GIC_MIN+23)
+#define PNX8550_INT_M_DSC (PNX8550_INT_GIC_MIN+24)
+#define PNX8550_INT_RESERVED25 (PNX8550_INT_GIC_MIN+25)
+#define PNX8550_INT_2D_DRAW_ENG (PNX8550_INT_GIC_MIN+26)
+#define PNX8550_INT_MEM_BASED_SCALAR1 (PNX8550_INT_GIC_MIN+27)
+#define PNX8550_INT_VIDEO_MPEG (PNX8550_INT_GIC_MIN+28)
+#define PNX8550_INT_VIDEO_INPUT_P1 (PNX8550_INT_GIC_MIN+29)
+
+#define PNX8550_INT_VIDEO_INPUT_P2 (PNX8550_INT_GIC_MIN+30)
+#define PNX8550_INT_SPDI1 (PNX8550_INT_GIC_MIN+31)
+#define PNX8550_INT_SPDO (PNX8550_INT_GIC_MIN+32)
+#define PNX8550_INT_AUDIO_INPUT1 (PNX8550_INT_GIC_MIN+33)
+#define PNX8550_INT_AUDIO_OUTPUT1 (PNX8550_INT_GIC_MIN+34)
+#define PNX8550_INT_AUDIO_INPUT2 (PNX8550_INT_GIC_MIN+35)
+#define PNX8550_INT_AUDIO_OUTPUT2 (PNX8550_INT_GIC_MIN+36)
+#define PNX8550_INT_MEMBASED_SCALAR2 (PNX8550_INT_GIC_MIN+37)
+#define PNX8550_INT_VPK (PNX8550_INT_GIC_MIN+38)
+#define PNX8550_INT_MPEG1_MIPS (PNX8550_INT_GIC_MIN+39)
+
+#define PNX8550_INT_MPEG1_TM (PNX8550_INT_GIC_MIN+40)
+#define PNX8550_INT_MPEG2_MIPS (PNX8550_INT_GIC_MIN+41)
+#define PNX8550_INT_MPEG2_TM (PNX8550_INT_GIC_MIN+42)
+#define PNX8550_INT_TS_DMA (PNX8550_INT_GIC_MIN+43)
+#define PNX8550_INT_EDMA (PNX8550_INT_GIC_MIN+44)
+#define PNX8550_INT_TM_DEBUG1 (PNX8550_INT_GIC_MIN+45)
+#define PNX8550_INT_TM_DEBUG2 (PNX8550_INT_GIC_MIN+46)
+#define PNX8550_INT_PCI_INTA (PNX8550_INT_GIC_MIN+47)
+#define PNX8550_INT_CLOCK_MODULE (PNX8550_INT_GIC_MIN+48)
+#define PNX8550_INT_PCI_XIO_INTA_PCI (PNX8550_INT_GIC_MIN+49)
+
+#define PNX8550_INT_PCI_XIO_INTB_DMA (PNX8550_INT_GIC_MIN+50)
+#define PNX8550_INT_PCI_XIO_INTC_GPPM (PNX8550_INT_GIC_MIN+51)
+#define PNX8550_INT_PCI_XIO_INTD_GPXIO (PNX8550_INT_GIC_MIN+52)
+#define PNX8550_INT_DVD_CSS (PNX8550_INT_GIC_MIN+53)
+#define PNX8550_INT_VLD (PNX8550_INT_GIC_MIN+54)
+#define PNX8550_INT_GPIO_TSU_7_0 (PNX8550_INT_GIC_MIN+55)
+#define PNX8550_INT_GPIO_TSU_15_8 (PNX8550_INT_GIC_MIN+56)
+#define PNX8550_INT_GPIO_CTU_IR (PNX8550_INT_GIC_MIN+57)
+#define PNX8550_INT_GPIO0 (PNX8550_INT_GIC_MIN+58)
+#define PNX8550_INT_GPIO1 (PNX8550_INT_GIC_MIN+59)
+
+#define PNX8550_INT_GPIO2 (PNX8550_INT_GIC_MIN+60)
+#define PNX8550_INT_GPIO3 (PNX8550_INT_GIC_MIN+61)
+#define PNX8550_INT_GPIO4 (PNX8550_INT_GIC_MIN+62)
+#define PNX8550_INT_GPIO5 (PNX8550_INT_GIC_MIN+63)
+#define PNX8550_INT_GPIO6 (PNX8550_INT_GIC_MIN+64)
+#define PNX8550_INT_GPIO7 (PNX8550_INT_GIC_MIN+65)
+#define PNX8550_INT_PMAN_SECURITY (PNX8550_INT_GIC_MIN+66)
+#define PNX8550_INT_I2C3 (PNX8550_INT_GIC_MIN+67)
+#define PNX8550_INT_RESERVED_68 (PNX8550_INT_GIC_MIN+68)
+#define PNX8550_INT_SPDI2 (PNX8550_INT_GIC_MIN+69)
+
+#define PNX8550_INT_I2C4 (PNX8550_INT_GIC_MIN+70)
+
+// Timer are 3 exceptions connected to cp0's 7th hardware exception
+#define PNX8550_INT_TIMER_TOTINT 3
+#define PNX8550_INT_TIMER_MIN (PNX8550_INT_GIC_MAX+1)
+#define PNX8550_INT_TIMER_MAX (PNX8550_INT_TIMER_MIN + PNX8550_INT_TIMER_TOTINT - 1)
+
+#define PNX8550_INT_TIMER1 (PNX8550_INT_TIMER_MIN+0)
+#define PNX8550_INT_TIMER2 (PNX8550_INT_TIMER_MIN+1)
+#define PNX8550_INT_TIMER3 (PNX8550_INT_TIMER_MIN+2)
+#define PNX8550_INT_WATCHDOG PNX8550_INT_TIMER3
+
+#endif
--- /dev/null
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2005 Embedded Alley Solutions, Inc
+ */
+#ifndef __ASM_MACH_KERNEL_ENTRY_INIT_H
+#define __ASM_MACH_KERNEL_ENTRY_INIT_H
+
+#include <asm/cacheops.h>
+#include <asm/addrspace.h>
+
+#define CO_CONFIGPR_VALID 0x3F1F41FF /* valid bits to write to ConfigPR */
+#define HAZARD_CP0 nop; nop; nop; nop; nop; nop; nop; nop; nop; nop; nop; nop;
+#define CACHE_OPC 0xBC000000 /* MIPS cache instruction opcode */
+#define ICACHE_LINE_SIZE 32 /* Instruction cache line size bytes */
+#define DCACHE_LINE_SIZE 32 /* Data cache line size in bytes */
+
+#define ICACHE_SET_COUNT 256 /* Instruction cache set count */
+#define DCACHE_SET_COUNT 128 /* Data cache set count */
+
+#define ICACHE_SET_SIZE (ICACHE_SET_COUNT * ICACHE_LINE_SIZE)
+#define DCACHE_SET_SIZE (DCACHE_SET_COUNT * DCACHE_LINE_SIZE)
+
+ .macro kernel_entry_setup
+ .set push
+ .set noreorder
+ /*
+ * PNX8550 entry point, when running a non compressed
+ * kernel. When loading a zImage, the head.S code in
+ * arch/mips/zboot/pnx8550 will init the caches and,
+ * decompress the kernel, and branch to kernel_entry.
+ */
+cache_begin: li t0, (1<<28)
+ mtc0 t0, CP0_STATUS /* cp0 usable */
+ HAZARD_CP0
+
+ mtc0 zero, CP0_CAUSE
+ HAZARD_CP0
+
+
+ /* Set static virtual to phys address translation and TLB disabled */
+ mfc0 t0, CP0_CONFIG, 7
+ HAZARD_CP0
+
+ and t0,~((1<<19) | (1<<20)) /* TLB/MAP cleared */
+ mtc0 t0, CP0_CONFIG, 7
+ HAZARD_CP0
+
+ /* CPU boots with kseg0 cache algo set to 0x2 -- uncached */
+
+ init_icache
+ nop
+ init_dcache
+ nop
+
+ cachePr4450ICReset
+ nop
+
+ cachePr4450DCReset
+ nop
+
+ /* read ConfigPR into t0 */
+ mfc0 t0, CP0_CONFIG, 7
+ HAZARD_CP0
+
+ /* enable the TLB */
+ or t0, (1<<19)
+
+ /* disable the ICACHE: at least 10x slower */
+ /* or t0, (1<<26) */
+
+ /* disable the DCACHE; CONFIG_CPU_HAS_LLSC should not be set */
+ /* or t0, (1<<27) */
+
+ and t0, CO_CONFIGPR_VALID
+
+ /* enable TLB. */
+ mtc0 t0, CP0_CONFIG, 7
+ HAZARD_CP0
+cache_end:
+ /* Setup CMEM_0 to MMIO address space, 2MB */
+ lui t0, 0x1BE0
+ addi t0, t0, 0x3
+ mtc0 $8, $22, 4
+ nop
+
+ /* Setup CMEM_1, 128MB */
+ lui t0, 0x1000
+ addi t0, t0, 0xf
+ mtc0 $8, $22, 5
+ nop
+
+
+ /* Setup CMEM_2, 32MB */
+ lui t0, 0x1C00
+ addi t0, t0, 0xb
+ mtc0 $8, $22, 6
+ nop
+
+ /* Setup CMEM_3, 0MB */
+ lui t0, 0x0
+ addi t0, t0, 0x0
+ mtc0 $8, $22, 7
+ nop
+
+ /* Enable cache */
+ mfc0 t0, CP0_CONFIG
+ HAZARD_CP0
+ and t0, t0, 0xFFFFFFF8
+ or t0, t0, 3
+ mtc0 t0, CP0_CONFIG
+ HAZARD_CP0
+ .set pop
+ .endm
+
+ .macro init_icache
+ .set push
+ .set noreorder
+
+ /* Get Cache Configuration */
+ mfc0 t3, CP0_CONFIG, 1
+ HAZARD_CP0
+
+ /* get cache Line size */
+
+ srl t1, t3, 19 /* C0_CONFIGPR_IL_SHIFT */
+ andi t1, t1, 0x7 /* C0_CONFIGPR_IL_MASK */
+ beq t1, zero, pr4450_instr_cache_invalidated /* if zero instruction cache is absent */
+ nop
+ addiu t0, t1, 1
+ ori t1, zero, 1
+ sllv t1, t1, t0
+
+ /* get max cache Index */
+ srl t2, t3, 22 /* C0_CONFIGPR_IS_SHIFT */
+ andi t2, t2, 0x7 /* C0_CONFIGPR_IS_MASK */
+ addiu t0, t2, 6
+ ori t2, zero, 1
+ sllv t2, t2, t0
+
+ /* get max cache way */
+ srl t3, t3, 16 /* C0_CONFIGPR_IA_SHIFT */
+ andi t3, t3, 0x7 /* C0_CONFIGPR_IA_MASK */
+ addiu t3, t3, 1
+
+ /* total no of cache lines */
+ multu t2, t3 /* max index * max way */
+ mflo t2
+ addiu t2, t2, -1
+
+ move t0, zero
+pr4450_next_instruction_cache_set:
+ cache Index_Invalidate_I, 0(t0)
+ addu t0, t0, t1 /* add bytes in a line */
+ bne t2, zero, pr4450_next_instruction_cache_set
+ addiu t2, t2, -1 /* reduce no of lines to invalidate by one */
+pr4450_instr_cache_invalidated:
+ .set pop
+ .endm
+
+ .macro init_dcache
+ .set push
+ .set noreorder
+ move t1, zero
+
+ /* Store Tag Information */
+ mtc0 zero, CP0_TAGLO, 0
+ HAZARD_CP0
+
+ mtc0 zero, CP0_TAGHI, 0
+ HAZARD_CP0
+
+ /* Cache size is 16384 = 512 lines x 32 bytes per line */
+ or t2, zero, (128*4)-1 /* 512 lines */
+ /* Invalidate all lines */
+2:
+ cache Index_Store_Tag_D, 0(t1)
+ addiu t2, t2, -1
+ bne t2, zero, 2b
+ addiu t1, t1, 32 /* 32 bytes in a line */
+ .set pop
+ .endm
+
+ .macro cachePr4450ICReset
+ .set push
+ .set noreorder
+
+ /* Save CP0 status reg on entry; */
+ /* disable interrupts during cache reset */
+ mfc0 t0, CP0_STATUS /* T0 = interrupt status on entry */
+ HAZARD_CP0
+
+ mtc0 zero, CP0_STATUS /* disable CPU interrupts */
+ HAZARD_CP0
+
+ or t1, zero, zero /* T1 = starting cache index (0) */
+ ori t2, zero, (256 - 1) /* T2 = inst cache set cnt - 1 */
+
+ icache_invd_loop:
+ /* 9 == register t1 */
+ .word (CACHE_OPC | (9 << 21) | (Index_Invalidate_I << 16) | \
+ (0 * ICACHE_SET_SIZE)) /* invalidate inst cache WAY0 */
+ .word (CACHE_OPC | (9 << 21) | (Index_Invalidate_I << 16) | \
+ (1 * ICACHE_SET_SIZE)) /* invalidate inst cache WAY1 */
+
+ addiu t1, t1, ICACHE_LINE_SIZE /* T1 = next cache line index */
+ bne t2, zero, icache_invd_loop /* T2 = 0 if all sets invalidated */
+ addiu t2, t2, -1 /* decrement T2 set cnt (delay slot) */
+
+ /* Initialize the latches in the instruction cache tag */
+ /* that drive the way selection tri-state bus drivers, by doing a */
+ /* dummy load while the instruction cache is still disabled. */
+ /* TODO: Is this needed ? */
+ la t1, KSEG0 /* T1 = cached memory base address */
+ lw zero, 0x0000(t1) /* (dummy read of first memory word) */
+
+ mtc0 t0, CP0_STATUS /* restore interrupt status on entry */
+ HAZARD_CP0
+ .set pop
+ .endm
+
+ .macro cachePr4450DCReset
+ .set push
+ .set noreorder
+ mfc0 t0, CP0_STATUS /* T0 = interrupt status on entry */
+ HAZARD_CP0
+ mtc0 zero, CP0_STATUS /* disable CPU interrupts */
+ HAZARD_CP0
+
+ /* Writeback/invalidate entire data cache sets/ways/lines */
+ or t1, zero, zero /* T1 = starting cache index (0) */
+ ori t2, zero, (DCACHE_SET_COUNT - 1) /* T2 = data cache set cnt - 1 */
+
+ dcache_wbinvd_loop:
+ /* 9 == register t1 */
+ .word (CACHE_OPC | (9 << 21) | (Index_Writeback_Inv_D << 16) | \
+ (0 * DCACHE_SET_SIZE)) /* writeback/invalidate WAY0 */
+ .word (CACHE_OPC | (9 << 21) | (Index_Writeback_Inv_D << 16) | \
+ (1 * DCACHE_SET_SIZE)) /* writeback/invalidate WAY1 */
+ .word (CACHE_OPC | (9 << 21) | (Index_Writeback_Inv_D << 16) | \
+ (2 * DCACHE_SET_SIZE)) /* writeback/invalidate WAY2 */
+ .word (CACHE_OPC | (9 << 21) | (Index_Writeback_Inv_D << 16) | \
+ (3 * DCACHE_SET_SIZE)) /* writeback/invalidate WAY3 */
+
+ addiu t1, t1, DCACHE_LINE_SIZE /* T1 = next data cache line index */
+ bne t2, zero, dcache_wbinvd_loop /* T2 = 0 when wbinvd entire cache */
+ addiu t2, t2, -1 /* decrement T2 set cnt (delay slot) */
+
+ /* Initialize the latches in the data cache tag that drive the way
+ selection tri-state bus drivers, by doing a dummy load while the
+ data cache is still in the disabled mode. TODO: Is this needed ? */
+ la t1, KSEG0 /* T1 = cached memory base address */
+ lw zero, 0x0000(t1) /* (dummy read of first memory word) */
+
+ mtc0 t0, CP0_STATUS /* restore interrupt status on entry */
+ HAZARD_CP0
+ .set pop
+ .endm
+
+#endif /* __ASM_MACH_KERNEL_ENTRY_INIT_H */
--- /dev/null
+#ifndef __PNX8550_NAND_H
+#define __PNX8550_NAND_H
+
+#define PNX8550_NAND_BASE_ADDR 0x10000000
+#define PNX8550_PCIXIO_BASE 0xBBE40000
+
+#define PNX8550_DMA_EXT_ADDR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x800)
+#define PNX8550_DMA_INT_ADDR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x804)
+#define PNX8550_DMA_TRANS_SIZE *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x808)
+#define PNX8550_DMA_CTRL *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x80c)
+#define PNX8550_XIO_SEL0 *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x814)
+#define PNX8550_GPXIO_ADDR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x820)
+#define PNX8550_GPXIO_WR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x824)
+#define PNX8550_GPXIO_RD *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x828)
+#define PNX8550_GPXIO_CTRL *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x82C)
+#define PNX8550_XIO_FLASH_CTRL *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x830)
+#define PNX8550_GPXIO_INT_STATUS *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfb0)
+#define PNX8550_GPXIO_INT_ENABLE *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfb4)
+#define PNX8550_GPXIO_INT_CLEAR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfb8)
+#define PNX8550_DMA_INT_STATUS *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfd0)
+#define PNX8550_DMA_INT_ENABLE *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfd4)
+#define PNX8550_DMA_INT_CLEAR *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfd8)
+
+#define PNX8550_XIO_SEL0_EN_16BIT 0x00800000
+#define PNX8550_XIO_SEL0_USE_ACK 0x00400000
+#define PNX8550_XIO_SEL0_REN_HIGH 0x00100000
+#define PNX8550_XIO_SEL0_REN_LOW 0x00040000
+#define PNX8550_XIO_SEL0_WEN_HIGH 0x00010000
+#define PNX8550_XIO_SEL0_WEN_LOW 0x00004000
+#define PNX8550_XIO_SEL0_WAIT 0x00000200
+#define PNX8550_XIO_SEL0_OFFSET 0x00000020
+#define PNX8550_XIO_SEL0_TYPE_68360 0x00000000
+#define PNX8550_XIO_SEL0_TYPE_NOR 0x00000008
+#define PNX8550_XIO_SEL0_TYPE_NAND 0x00000010
+#define PNX8550_XIO_SEL0_TYPE_IDE 0x00000018
+#define PNX8550_XIO_SEL0_SIZE_8MB 0x00000000
+#define PNX8550_XIO_SEL0_SIZE_16MB 0x00000002
+#define PNX8550_XIO_SEL0_SIZE_32MB 0x00000004
+#define PNX8550_XIO_SEL0_SIZE_64MB 0x00000006
+#define PNX8550_XIO_SEL0_ENAB 0x00000001
+
+#define PNX8550_SEL0_DEFAULT ((PNX8550_XIO_SEL0_EN_16BIT) | \
+ (PNX8550_XIO_SEL0_REN_HIGH*0)| \
+ (PNX8550_XIO_SEL0_REN_LOW*2) | \
+ (PNX8550_XIO_SEL0_WEN_HIGH*0)| \
+ (PNX8550_XIO_SEL0_WEN_LOW*2) | \
+ (PNX8550_XIO_SEL0_WAIT*4) | \
+ (PNX8550_XIO_SEL0_OFFSET*0) | \
+ (PNX8550_XIO_SEL0_TYPE_NAND) | \
+ (PNX8550_XIO_SEL0_SIZE_32MB) | \
+ (PNX8550_XIO_SEL0_ENAB))
+
+#define PNX8550_GPXIO_PENDING 0x00000200
+#define PNX8550_GPXIO_DONE 0x00000100
+#define PNX8550_GPXIO_CLR_DONE 0x00000080
+#define PNX8550_GPXIO_INIT 0x00000040
+#define PNX8550_GPXIO_READ_CMD 0x00000010
+#define PNX8550_GPXIO_BEN 0x0000000F
+
+#define PNX8550_XIO_FLASH_64MB 0x00200000
+#define PNX8550_XIO_FLASH_INC_DATA 0x00100000
+#define PNX8550_XIO_FLASH_CMD_PH 0x000C0000
+#define PNX8550_XIO_FLASH_CMD_PH2 0x00080000
+#define PNX8550_XIO_FLASH_CMD_PH1 0x00040000
+#define PNX8550_XIO_FLASH_CMD_PH0 0x00000000
+#define PNX8550_XIO_FLASH_ADR_PH 0x00030000
+#define PNX8550_XIO_FLASH_ADR_PH3 0x00030000
+#define PNX8550_XIO_FLASH_ADR_PH2 0x00020000
+#define PNX8550_XIO_FLASH_ADR_PH1 0x00010000
+#define PNX8550_XIO_FLASH_ADR_PH0 0x00000000
+#define PNX8550_XIO_FLASH_CMD_B(x) ((x<<8) & 0x0000FF00)
+#define PNX8550_XIO_FLASH_CMD_A(x) (x & 0x000000FF)
+
+#define PNX8550_XIO_INT_ACK 0x00004000
+#define PNX8550_XIO_INT_COMPL 0x00002000
+#define PNX8550_XIO_INT_NONSUP 0x00000200
+#define PNX8550_XIO_INT_ABORT 0x00000004
+
+#define PNX8550_DMA_CTRL_SINGLE_DATA 0x00000400
+#define PNX8550_DMA_CTRL_SND2XIO 0x00000200
+#define PNX8550_DMA_CTRL_FIX_ADDR 0x00000100
+#define PNX8550_DMA_CTRL_BURST_8 0x00000000
+#define PNX8550_DMA_CTRL_BURST_16 0x00000020
+#define PNX8550_DMA_CTRL_BURST_32 0x00000040
+#define PNX8550_DMA_CTRL_BURST_64 0x00000060
+#define PNX8550_DMA_CTRL_BURST_128 0x00000080
+#define PNX8550_DMA_CTRL_BURST_256 0x000000A0
+#define PNX8550_DMA_CTRL_BURST_512 0x000000C0
+#define PNX8550_DMA_CTRL_BURST_NORES 0x000000E0
+#define PNX8550_DMA_CTRL_INIT_DMA 0x00000010
+#define PNX8550_DMA_CTRL_CMD_TYPE 0x0000000F
+
+/* see PCI system arch, page 100 for the full list: */
+#define PNX8550_DMA_CTRL_PCI_CMD_READ 0x00000006
+#define PNX8550_DMA_CTRL_PCI_CMD_WRITE 0x00000007
+
+#define PNX8550_DMA_INT_STAT_ACK_DONE (1<<14)
+#define PNX8550_DMA_INT_STAT_DMA_DONE (1<<12)
+#define PNX8550_DMA_INT_STAT_DMA_ERR (1<<9)
+#define PNX8550_DMA_INT_STAT_PERR5 (1<<5)
+#define PNX8550_DMA_INT_STAT_PERR4 (1<<4)
+#define PNX8550_DMA_INT_STAT_M_ABORT (1<<2)
+#define PNX8550_DMA_INT_STAT_T_ABORT (1<<1)
+
+#define PNX8550_DMA_INT_EN_ACK_DONE (1<<14)
+#define PNX8550_DMA_INT_EN_DMA_DONE (1<<12)
+#define PNX8550_DMA_INT_EN_DMA_ERR (1<<9)
+#define PNX8550_DMA_INT_EN_PERR5 (1<<5)
+#define PNX8550_DMA_INT_EN_PERR4 (1<<4)
+#define PNX8550_DMA_INT_EN_M_ABORT (1<<2)
+#define PNX8550_DMA_INT_EN_T_ABORT (1<<1)
+
+#define PNX8550_DMA_INT_CLR_ACK_DONE (1<<14)
+#define PNX8550_DMA_INT_CLR_DMA_DONE (1<<12)
+#define PNX8550_DMA_INT_CLR_DMA_ERR (1<<9)
+#define PNX8550_DMA_INT_CLR_PERR5 (1<<5)
+#define PNX8550_DMA_INT_CLR_PERR4 (1<<4)
+#define PNX8550_DMA_INT_CLR_M_ABORT (1<<2)
+#define PNX8550_DMA_INT_CLR_T_ABORT (1<<1)
+
+#endif
--- /dev/null
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ * PCI specific definitions
+ *
+ * Author: source@mvista.com
+ *
+ * This program is free software; you can distribute 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 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 __PNX8550_PCI_H
+#define __PNX8550_PCI_H
+
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#define PCI_ACCESS_READ 0
+#define PCI_ACCESS_WRITE 1
+
+#define PCI_CMD_IOR 0x20
+#define PCI_CMD_IOW 0x30
+#define PCI_CMD_CONFIG_READ 0xa0
+#define PCI_CMD_CONFIG_WRITE 0xb0
+
+#define PCI_IO_TIMEOUT 1000
+#define PCI_IO_RETRY 5
+/* Timeout for IO and CFG accesses.
+ This is in 1/1024 th of a jiffie(=10ms)
+ i.e. approx 10us */
+#define PCI_IO_JIFFIES_TIMEOUT 40
+#define PCI_IO_JIFFIES_SHIFT 10
+
+#define PCI_BYTE_ENABLE_MASK 0x0000000f
+#define PCI_CFG_BUS_SHIFT 16
+#define PCI_CFG_FUNC_SHIFT 8
+#define PCI_CFG_REG_SHIFT 2
+
+#define PCI_BASE 0x1be00000
+#define PCI_SETUP 0x00040010
+#define PCI_DIS_REQGNT (1<<30)
+#define PCI_DIS_REQGNTA (1<<29)
+#define PCI_DIS_REQGNTB (1<<28)
+#define PCI_D2_SUPPORT (1<<27)
+#define PCI_D1_SUPPORT (1<<26)
+#define PCI_EN_TA (1<<24)
+#define PCI_EN_PCI2MMI (1<<23)
+#define PCI_EN_XIO (1<<22)
+#define PCI_BASE18_PREF (1<<21)
+#define SIZE_16M 0x3
+#define SIZE_32M 0x4
+#define SIZE_64M 0x5
+#define SIZE_128M 0x6
+#define PCI_SETUP_BASE18_SIZE(X) (X<<18)
+#define PCI_SETUP_BASE18_EN (1<<17)
+#define PCI_SETUP_BASE14_PREF (1<<16)
+#define PCI_SETUP_BASE14_SIZE(X) (X<<12)
+#define PCI_SETUP_BASE14_EN (1<<11)
+#define PCI_SETUP_BASE10_PREF (1<<10)
+#define PCI_SETUP_BASE10_SIZE(X) (X<<7)
+#define PCI_SETUP_CFGMANAGE_EN (1<<1)
+#define PCI_SETUP_PCIARB_EN (1<<0)
+
+#define PCI_CTRL 0x040014
+#define PCI_SWPB_DCS_PCI (1<<16)
+#define PCI_SWPB_PCI_PCI (1<<15)
+#define PCI_SWPB_PCI_DCS (1<<14)
+#define PCI_REG_WR_POST (1<<13)
+#define PCI_XIO_WR_POST (1<<12)
+#define PCI_PCI2_WR_POST (1<<13)
+#define PCI_PCI1_WR_POST (1<<12)
+#define PCI_SERR_SEEN (1<<11)
+#define PCI_B10_SPEC_RD (1<<6)
+#define PCI_B14_SPEC_RD (1<<5)
+#define PCI_B18_SPEC_RD (1<<4)
+#define PCI_B10_NOSUBWORD (1<<3)
+#define PCI_B14_NOSUBWORD (1<<2)
+#define PCI_B18_NOSUBWORD (1<<1)
+#define PCI_RETRY_TMREN (1<<0)
+
+#define PCI_BASE1_LO 0x040018
+#define PCI_BASE1_HI 0x04001C
+#define PCI_BASE2_LO 0x040020
+#define PCI_BASE2_HI 0x040024
+#define PCI_RDLIFETIM 0x040028
+#define PCI_GPPM_ADDR 0x04002C
+#define PCI_GPPM_WDAT 0x040030
+#define PCI_GPPM_RDAT 0x040034
+#define PCI_GPPM_CTRL 0x040038
+#define GPPM_DONE (1<<10)
+#define INIT_PCI_CYCLE (1<<9)
+#define GPPM_CMD(X) (((X)&0xf)<<4)
+#define GPPM_BYTEEN(X) ((X)&0xf)
+#define PCI_UNLOCKREG 0x04003C
+#define UNLOCK_SSID(X) (((X)&0xff)<<8)
+#define UNLOCK_SETUP(X) (((X)&0xff)<<0)
+#define UNLOCK_MAGIC 0xCA
+#define PCI_DEV_VEND_ID 0x040040
+#define DEVICE_ID(X) (((X)>>16)&0xffff)
+#define VENDOR_ID(X) (((X)&0xffff))
+#define PCI_CFG_CMDSTAT 0x040044
+#define PCI_CFG_STATUS(X) (((X)>>16)&0xffff)
+#define PCI_CFG_COMMAND(X) ((X)&0xffff)
+#define PCI_CLASS_REV 0x040048
+#define PCI_CLASSCODE(X) (((X)>>8)&0xffffff)
+#define PCI_REVID(X) ((X)&0xff)
+#define PCI_LAT_TMR 0x04004c
+#define PCI_BASE10 0x040050
+#define PCI_BASE14 0x040054
+#define PCI_BASE18 0x040058
+#define PCI_SUBSYS_ID 0x04006c
+#define PCI_CAP_PTR 0x040074
+#define PCI_CFG_MISC 0x04007c
+#define PCI_PMC 0x040080
+#define PCI_PWR_STATE 0x040084
+#define PCI_IO 0x040088
+#define PCI_SLVTUNING 0x04008C
+#define PCI_DMATUNING 0x040090
+#define PCI_DMAEADDR 0x040800
+#define PCI_DMAIADDR 0x040804
+#define PCI_DMALEN 0x040808
+#define PCI_DMACTRL 0x04080C
+#define PCI_XIOCTRL 0x040810
+#define PCI_SEL0PROF 0x040814
+#define PCI_SEL1PROF 0x040818
+#define PCI_SEL2PROF 0x04081C
+#define PCI_GPXIOADDR 0x040820
+#define PCI_NANDCTRLS 0x400830
+#define PCI_SEL3PROF 0x040834
+#define PCI_SEL4PROF 0x040838
+#define PCI_GPXIO_STAT 0x040FB0
+#define PCI_GPXIO_IMASK 0x040FB4
+#define PCI_GPXIO_ICLR 0x040FB8
+#define PCI_GPXIO_ISET 0x040FBC
+#define PCI_GPPM_STATUS 0x040FC0
+#define GPPM_DONE (1<<10)
+#define GPPM_ERR (1<<9)
+#define GPPM_MPAR_ERR (1<<8)
+#define GPPM_PAR_ERR (1<<7)
+#define GPPM_R_MABORT (1<<2)
+#define GPPM_R_TABORT (1<<1)
+#define PCI_GPPM_IMASK 0x040FC4
+#define PCI_GPPM_ICLR 0x040FC8
+#define PCI_GPPM_ISET 0x040FCC
+#define PCI_DMA_STATUS 0x040FD0
+#define PCI_DMA_IMASK 0x040FD4
+#define PCI_DMA_ICLR 0x040FD8
+#define PCI_DMA_ISET 0x040FDC
+#define PCI_ISTATUS 0x040FE0
+#define PCI_IMASK 0x040FE4
+#define PCI_ICLR 0x040FE8
+#define PCI_ISET 0x040FEC
+#define PCI_MOD_ID 0x040FFC
+
+/*
+ * PCI configuration cycle AD bus definition
+ */
+/* Type 0 */
+#define PCI_CFG_TYPE0_REG_SHF 0
+#define PCI_CFG_TYPE0_FUNC_SHF 8
+
+/* Type 1 */
+#define PCI_CFG_TYPE1_REG_SHF 0
+#define PCI_CFG_TYPE1_FUNC_SHF 8
+#define PCI_CFG_TYPE1_DEV_SHF 11
+#define PCI_CFG_TYPE1_BUS_SHF 16
+
+/*
+ * Ethernet device DP83816 definition
+ */
+#define DP83816_IRQ_ETHER 66
+
+#endif
--- /dev/null
+#ifndef __IP3106_UART_H
+#define __IP3106_UART_H
+
+#include <int.h>
+
+/* early macros for kgdb use. fixme: clean this up */
+
+#define UART_BASE 0xbbe4a000 /* PNX8550 */
+
+#define PNX8550_UART_PORT0 (UART_BASE)
+#define PNX8550_UART_PORT1 (UART_BASE + 0x1000)
+
+#define PNX8550_UART_INT(x) (PNX8550_INT_GIC_MIN+19+x)
+#define IRQ_TO_UART(x) (x-PNX8550_INT_GIC_MIN-19)
+
+#endif
--- /dev/null
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ * USB specific definitions
+ *
+ * Author: source@mvista.com
+ *
+ * This program is free software; you can distribute 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 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 __PNX8550_USB_H
+#define __PNX8550_USB_H
+
+/*
+ * USB Host controller
+ */
+
+#define PNX8550_USB_OHCI_OP_BASE 0x1be48000
+#define PNX8550_USB_OHCI_OP_LEN 0x1000
+
+#endif
#define read_c0_count() __read_32bit_c0_register($9, 0)
#define write_c0_count(val) __write_32bit_c0_register($9, 0, val)
+#define read_c0_count2() __read_32bit_c0_register($9, 6) /* pnx8550 */
+#define write_c0_count2(val) __write_32bit_c0_register($9, 6, val)
+
+#define read_c0_count3() __read_32bit_c0_register($9, 7) /* pnx8550 */
+#define write_c0_count3(val) __write_32bit_c0_register($9, 7, val)
+
#define read_c0_entryhi() __read_ulong_c0_register($10, 0)
#define write_c0_entryhi(val) __write_ulong_c0_register($10, 0, val)
#define read_c0_compare() __read_32bit_c0_register($11, 0)
#define write_c0_compare(val) __write_32bit_c0_register($11, 0, val)
+#define read_c0_compare2() __read_32bit_c0_register($11, 6) /* pnx8550 */
+#define write_c0_compare2(val) __write_32bit_c0_register($11, 6, val)
+
+#define read_c0_compare3() __read_32bit_c0_register($11, 7) /* pnx8550 */
+#define write_c0_compare3(val) __write_32bit_c0_register($11, 7, val)
+
#define read_c0_status() __read_32bit_c0_register($12, 0)
#define write_c0_status(val) __write_32bit_c0_register($12, 0, val)
#define PORT_RSA 13
#define PORT_NS16550A 14
#define PORT_XSCALE 15
-#define PORT_MAX_8250 15 /* max port ID */
+#define PORT_IP3106 16
+#define PORT_MAX_8250 16 /* max port ID */
/*
* ARM specific type numbers. These are not currently guaranteed
--- /dev/null
+/*
+ * Embedded Alley Solutions, source@embeddedalley.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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef _LINUX_SERIAL_IP3106_H
+#define _LINUX_SERIAL_IP3106_H
+
+#include <linux/serial_core.h>
+#include <linux/device.h>
+
+#define IP3106_NR_PORTS 2
+
+struct ip3106_port {
+ struct uart_port port;
+ struct timer_list timer;
+ unsigned int old_status;
+};
+
+/* register offsets */
+#define IP3106_LCR 0
+#define IP3106_MCR 0x004
+#define IP3106_BAUD 0x008
+#define IP3106_CFG 0x00c
+#define IP3106_FIFO 0x028
+#define IP3106_ISTAT 0xfe0
+#define IP3106_IEN 0xfe4
+#define IP3106_ICLR 0xfe8
+#define IP3106_ISET 0xfec
+#define IP3106_PD 0xff4
+#define IP3106_MID 0xffc
+
+#define IP3106_UART_LCR_TXBREAK (1<<30)
+#define IP3106_UART_LCR_PAREVN 0x10000000
+#define IP3106_UART_LCR_PAREN 0x08000000
+#define IP3106_UART_LCR_2STOPB 0x04000000
+#define IP3106_UART_LCR_8BIT 0x01000000
+#define IP3106_UART_LCR_TX_RST 0x00040000
+#define IP3106_UART_LCR_RX_RST 0x00020000
+#define IP3106_UART_LCR_RX_NEXT 0x00010000
+
+#define IP3106_UART_MCR_SCR 0xFF000000
+#define IP3106_UART_MCR_DCD 0x00800000
+#define IP3106_UART_MCR_CTS 0x00100000
+#define IP3106_UART_MCR_LOOP 0x00000010
+#define IP3106_UART_MCR_RTS 0x00000002
+#define IP3106_UART_MCR_DTR 0x00000001
+
+#define IP3106_UART_INT_TX 0x00000080
+#define IP3106_UART_INT_EMPTY 0x00000040
+#define IP3106_UART_INT_RCVTO 0x00000020
+#define IP3106_UART_INT_RX 0x00000010
+#define IP3106_UART_INT_RXOVRN 0x00000008
+#define IP3106_UART_INT_FRERR 0x00000004
+#define IP3106_UART_INT_BREAK 0x00000002
+#define IP3106_UART_INT_PARITY 0x00000001
+#define IP3106_UART_INT_ALLRX 0x0000003F
+#define IP3106_UART_INT_ALLTX 0x000000C0
+
+#define IP3106_UART_FIFO_TXFIFO 0x001F0000
+#define IP3106_UART_FIFO_TXFIFO_STA (0x1f<<16)
+#define IP3106_UART_FIFO_RXBRK 0x00008000
+#define IP3106_UART_FIFO_RXFE 0x00004000
+#define IP3106_UART_FIFO_RXPAR 0x00002000
+#define IP3106_UART_FIFO_RXFIFO 0x00001F00
+#define IP3106_UART_FIFO_RBRTHR 0x000000FF
+
+#endif
projects / openwrt / staging / blogic.git / commitdiff