diff options
Diffstat (limited to 'arch/mips/basler')
| -rw-r--r-- | arch/mips/basler/excite/Kconfig | 9 | ||||
| -rw-r--r-- | arch/mips/basler/excite/Makefile | 8 | ||||
| -rw-r--r-- | arch/mips/basler/excite/excite_device.c | 403 | ||||
| -rw-r--r-- | arch/mips/basler/excite/excite_iodev.c | 178 | ||||
| -rw-r--r-- | arch/mips/basler/excite/excite_iodev.h | 10 | ||||
| -rw-r--r-- | arch/mips/basler/excite/excite_irq.c | 122 | ||||
| -rw-r--r-- | arch/mips/basler/excite/excite_procfs.c | 92 | ||||
| -rw-r--r-- | arch/mips/basler/excite/excite_prom.c | 144 | ||||
| -rw-r--r-- | arch/mips/basler/excite/excite_setup.c | 302 |
9 files changed, 0 insertions, 1268 deletions
diff --git a/arch/mips/basler/excite/Kconfig b/arch/mips/basler/excite/Kconfig deleted file mode 100644 index ba50607..0000000 --- a/arch/mips/basler/excite/Kconfig +++ /dev/null @@ -1,9 +0,0 @@ -config BASLER_EXCITE_PROTOTYPE - bool "Support for pre-release units" - depends on BASLER_EXCITE - default n - help - Pre-series (prototype) units are different from later ones in - some ways. Select this option if you have one of these. Please - note that a kernel built with this option selected will not be - able to run on normal units. diff --git a/arch/mips/basler/excite/Makefile b/arch/mips/basler/excite/Makefile deleted file mode 100644 index cff29cf..0000000 --- a/arch/mips/basler/excite/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# Makefile for Basler eXcite -# - -obj-$(CONFIG_BASLER_EXCITE) += excite_irq.o excite_prom.o excite_setup.o \ - excite_device.o excite_procfs.o - -obj-m += excite_iodev.o diff --git a/arch/mips/basler/excite/excite_device.c b/arch/mips/basler/excite/excite_device.c deleted file mode 100644 index e00bc2d..0000000 --- a/arch/mips/basler/excite/excite_device.c +++ /dev/null @@ -1,403 +0,0 @@ -/* - * Copyright (C) 2004 by Basler Vision Technologies AG - * Author: Thomas Koeller <thomas.koeller@baslerweb.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 - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/ioport.h> -#include <linux/err.h> -#include <linux/jiffies.h> -#include <linux/sched.h> -#include <asm/types.h> -#include <asm/rm9k-ocd.h> - -#include <excite.h> -#include <rm9k_eth.h> -#include <rm9k_wdt.h> -#include <rm9k_xicap.h> -#include <excite_nandflash.h> - -#include "excite_iodev.h" - -#define RM9K_GE_UNIT 0 -#define XICAP_UNIT 0 -#define NAND_UNIT 0 - -#define DLL_TIMEOUT 3 /* seconds */ - - -#define RINIT(__start__, __end__, __name__, __parent__) { \ - .name = __name__ "_0", \ - .start = (__start__), \ - .end = (__end__), \ - .flags = 0, \ - .parent = (__parent__) \ -} - -#define RINIT_IRQ(__irq__, __name__) { \ - .name = __name__ "_0", \ - .start = (__irq__), \ - .end = (__irq__), \ - .flags = IORESOURCE_IRQ, \ - .parent = NULL \ -} - - - -enum { - slice_xicap, - slice_eth -}; - - - -static struct resource - excite_ctr_resource __maybe_unused = { - .name = "GPI counters", - .start = 0, - .end = 5, - .flags = 0, - .parent = NULL, - .sibling = NULL, - .child = NULL - }, - excite_gpislice_resource __maybe_unused = { - .name = "GPI slices", - .start = 0, - .end = 1, - .flags = 0, - .parent = NULL, - .sibling = NULL, - .child = NULL - }, - excite_mdio_channel_resource __maybe_unused = { - .name = "MDIO channels", - .start = 0, - .end = 1, - .flags = 0, - .parent = NULL, - .sibling = NULL, - .child = NULL - }, - excite_fifomem_resource __maybe_unused = { - .name = "FIFO memory", - .start = 0, - .end = 767, - .flags = 0, - .parent = NULL, - .sibling = NULL, - .child = NULL - }, - excite_scram_resource __maybe_unused = { - .name = "Scratch RAM", - .start = EXCITE_PHYS_SCRAM, - .end = EXCITE_PHYS_SCRAM + EXCITE_SIZE_SCRAM - 1, - .flags = IORESOURCE_MEM, - .parent = NULL, - .sibling = NULL, - .child = NULL - }, - excite_fpga_resource __maybe_unused = { - .name = "System FPGA", - .start = EXCITE_PHYS_FPGA, - .end = EXCITE_PHYS_FPGA + EXCITE_SIZE_FPGA - 1, - .flags = IORESOURCE_MEM, - .parent = NULL, - .sibling = NULL, - .child = NULL - }, - excite_nand_resource __maybe_unused = { - .name = "NAND flash control", - .start = EXCITE_PHYS_NAND, - .end = EXCITE_PHYS_NAND + EXCITE_SIZE_NAND - 1, - .flags = IORESOURCE_MEM, - .parent = NULL, - .sibling = NULL, - .child = NULL - }, - excite_titan_resource __maybe_unused = { - .name = "TITAN registers", - .start = EXCITE_PHYS_TITAN, - .end = EXCITE_PHYS_TITAN + EXCITE_SIZE_TITAN - 1, - .flags = IORESOURCE_MEM, - .parent = NULL, - .sibling = NULL, - .child = NULL - }; - - - -static void adjust_resources(struct resource *res, unsigned int n) -{ - struct resource *p; - const unsigned long mask = IORESOURCE_IO | IORESOURCE_MEM - | IORESOURCE_IRQ | IORESOURCE_DMA; - - for (p = res; p < res + n; p++) { - const struct resource * const parent = p->parent; - if (parent) { - p->start += parent->start; - p->end += parent->start; - p->flags = parent->flags & mask; - } - } -} - - - -#if defined(CONFIG_EXCITE_FCAP_GPI) || defined(CONFIG_EXCITE_FCAP_GPI_MODULE) -static struct resource xicap_rsrc[] = { - RINIT(0x4840, 0x486f, XICAP_RESOURCE_FIFO_RX, &excite_titan_resource), - RINIT(0x4940, 0x494b, XICAP_RESOURCE_FIFO_TX, &excite_titan_resource), - RINIT(0x5040, 0x5127, XICAP_RESOURCE_XDMA, &excite_titan_resource), - RINIT(0x1000, 0x112f, XICAP_RESOURCE_PKTPROC, &excite_titan_resource), - RINIT(0x1100, 0x110f, XICAP_RESOURCE_PKT_STREAM, &excite_fpga_resource), - RINIT(0x0800, 0x0bff, XICAP_RESOURCE_DMADESC, &excite_scram_resource), - RINIT(slice_xicap, slice_xicap, XICAP_RESOURCE_GPI_SLICE, &excite_gpislice_resource), - RINIT(0x0100, 0x02ff, XICAP_RESOURCE_FIFO_BLK, &excite_fifomem_resource), - RINIT_IRQ(TITAN_IRQ, XICAP_RESOURCE_IRQ) -}; - -static struct platform_device xicap_pdev = { - .name = XICAP_NAME, - .id = XICAP_UNIT, - .num_resources = ARRAY_SIZE(xicap_rsrc), - .resource = xicap_rsrc -}; - -/* - * Create a platform device for the GPI port that receives the - * image data from the embedded camera. - */ -static int __init xicap_devinit(void) -{ - unsigned long tend; - u32 reg; - int retval; - - adjust_resources(xicap_rsrc, ARRAY_SIZE(xicap_rsrc)); - - /* Power up the slice and configure it. */ - reg = titan_readl(CPTC1R); - reg &= ~(0x11100 << slice_xicap); - titan_writel(reg, CPTC1R); - - /* Enable slice & DLL. */ - reg= titan_readl(CPRR); - reg &= ~(0x00030003 << (slice_xicap * 2)); - titan_writel(reg, CPRR); - - /* Wait for DLLs to lock */ - tend = jiffies + DLL_TIMEOUT * HZ; - while (time_before(jiffies, tend)) { - if (!(~titan_readl(CPDSR) & (0x1 << (slice_xicap * 4)))) - break; - yield(); - } - - if (~titan_readl(CPDSR) & (0x1 << (slice_xicap * 4))) { - printk(KERN_ERR "%s: DLL not locked after %u seconds\n", - xicap_pdev.name, DLL_TIMEOUT); - retval = -ETIME; - } else { - /* Register platform device */ - retval = platform_device_register(&xicap_pdev); - } - - return retval; -} - -device_initcall(xicap_devinit); -#endif /* defined(CONFIG_EXCITE_FCAP_GPI) || defined(CONFIG_EXCITE_FCAP_GPI_MODULE) */ - - - -#if defined(CONFIG_WDT_RM9K_GPI) || defined(CONFIG_WDT_RM9K_GPI_MODULE) -static struct resource wdt_rsrc[] = { - RINIT(0, 0, WDT_RESOURCE_COUNTER, &excite_ctr_resource), - RINIT(0x0084, 0x008f, WDT_RESOURCE_REGS, &excite_titan_resource), - RINIT_IRQ(TITAN_IRQ, WDT_RESOURCE_IRQ) -}; - -static struct platform_device wdt_pdev = { - .name = WDT_NAME, - .id = -1, - .num_resources = ARRAY_SIZE(wdt_rsrc), - .resource = wdt_rsrc -}; - -/* - * Create a platform device for the GPI port that receives the - * image data from the embedded camera. - */ -static int __init wdt_devinit(void) -{ - adjust_resources(wdt_rsrc, ARRAY_SIZE(wdt_rsrc)); - return platform_device_register(&wdt_pdev); -} - -device_initcall(wdt_devinit); -#endif /* defined(CONFIG_WDT_RM9K_GPI) || defined(CONFIG_WDT_RM9K_GPI_MODULE) */ - - - -static struct resource excite_nandflash_rsrc[] = { - RINIT(0x2000, 0x201f, EXCITE_NANDFLASH_RESOURCE_REGS, &excite_nand_resource) -}; - -static struct platform_device excite_nandflash_pdev = { - .name = "excite_nand", - .id = NAND_UNIT, - .num_resources = ARRAY_SIZE(excite_nandflash_rsrc), - .resource = excite_nandflash_rsrc -}; - -/* - * Create a platform device for the access to the nand-flash - * port - */ -static int __init excite_nandflash_devinit(void) -{ - adjust_resources(excite_nandflash_rsrc, ARRAY_SIZE(excite_nandflash_rsrc)); - - /* nothing to be done here */ - - /* Register platform device */ - return platform_device_register(&excite_nandflash_pdev); -} - -device_initcall(excite_nandflash_devinit); - - - -static struct resource iodev_rsrc[] = { - RINIT_IRQ(FPGA1_IRQ, IODEV_RESOURCE_IRQ) -}; - -static struct platform_device io_pdev = { - .name = IODEV_NAME, - .id = -1, - .num_resources = ARRAY_SIZE(iodev_rsrc), - .resource = iodev_rsrc -}; - -/* - * Create a platform device for the external I/O ports. - */ -static int __init io_devinit(void) -{ - adjust_resources(iodev_rsrc, ARRAY_SIZE(iodev_rsrc)); - return platform_device_register(&io_pdev); -} - -device_initcall(io_devinit); - - - - -#if defined(CONFIG_RM9K_GE) || defined(CONFIG_RM9K_GE_MODULE) -static struct resource rm9k_ge_rsrc[] = { - RINIT(0x2200, 0x27ff, RM9K_GE_RESOURCE_MAC, &excite_titan_resource), - RINIT(0x1800, 0x1fff, RM9K_GE_RESOURCE_MSTAT, &excite_titan_resource), - RINIT(0x2000, 0x212f, RM9K_GE_RESOURCE_PKTPROC, &excite_titan_resource), - RINIT(0x5140, 0x5227, RM9K_GE_RESOURCE_XDMA, &excite_titan_resource), - RINIT(0x4870, 0x489f, RM9K_GE_RESOURCE_FIFO_RX, &excite_titan_resource), - RINIT(0x494c, 0x4957, RM9K_GE_RESOURCE_FIFO_TX, &excite_titan_resource), - RINIT(0x0000, 0x007f, RM9K_GE_RESOURCE_FIFOMEM_RX, &excite_fifomem_resource), - RINIT(0x0080, 0x00ff, RM9K_GE_RESOURCE_FIFOMEM_TX, &excite_fifomem_resource), - RINIT(0x0180, 0x019f, RM9K_GE_RESOURCE_PHY, &excite_titan_resource), - RINIT(0x0000, 0x03ff, RM9K_GE_RESOURCE_DMADESC_RX, &excite_scram_resource), - RINIT(0x0400, 0x07ff, RM9K_GE_RESOURCE_DMADESC_TX, &excite_scram_resource), - RINIT(slice_eth, slice_eth, RM9K_GE_RESOURCE_GPI_SLICE, &excite_gpislice_resource), - RINIT(0, 0, RM9K_GE_RESOURCE_MDIO_CHANNEL, &excite_mdio_channel_resource), - RINIT_IRQ(TITAN_IRQ, RM9K_GE_RESOURCE_IRQ_MAIN), - RINIT_IRQ(PHY_IRQ, RM9K_GE_RESOURCE_IRQ_PHY) -}; - -static struct platform_device rm9k_ge_pdev = { - .name = RM9K_GE_NAME, - .id = RM9K_GE_UNIT, - .num_resources = ARRAY_SIZE(rm9k_ge_rsrc), - .resource = rm9k_ge_rsrc -}; - - - -/* - * Create a platform device for the Ethernet port. - */ -static int __init rm9k_ge_devinit(void) -{ - u32 reg; - - adjust_resources(rm9k_ge_rsrc, ARRAY_SIZE(rm9k_ge_rsrc)); - - /* Power up the slice and configure it. */ - reg = titan_readl(CPTC1R); - reg &= ~(0x11000 << slice_eth); - reg |= 0x100 << slice_eth; - titan_writel(reg, CPTC1R); - - /* Take the MAC out of reset, reset the DLLs. */ - reg = titan_readl(CPRR); - reg &= ~(0x00030000 << (slice_eth * 2)); - reg |= 0x3 << (slice_eth * 2); - titan_writel(reg, CPRR); - - return platform_device_register(&rm9k_ge_pdev); -} - -device_initcall(rm9k_ge_devinit); -#endif /* defined(CONFIG_RM9K_GE) || defined(CONFIG_RM9K_GE_MODULE) */ - - - -static int __init excite_setup_devs(void) -{ - int res; - u32 reg; - - /* Enable xdma and fifo interrupts */ - reg = titan_readl(0x0050); - titan_writel(reg | 0x18000000, 0x0050); - - res = request_resource(&iomem_resource, &excite_titan_resource); - if (res) - return res; - res = request_resource(&iomem_resource, &excite_scram_resource); - if (res) - return res; - res = request_resource(&iomem_resource, &excite_fpga_resource); - if (res) - return res; - res = request_resource(&iomem_resource, &excite_nand_resource); - if (res) - return res; - excite_fpga_resource.flags = excite_fpga_resource.parent->flags & - ( IORESOURCE_IO | IORESOURCE_MEM - | IORESOURCE_IRQ | IORESOURCE_DMA); - excite_nand_resource.flags = excite_nand_resource.parent->flags & - ( IORESOURCE_IO | IORESOURCE_MEM - | IORESOURCE_IRQ | IORESOURCE_DMA); - - return 0; -} - -arch_initcall(excite_setup_devs); - diff --git a/arch/mips/basler/excite/excite_iodev.c b/arch/mips/basler/excite/excite_iodev.c deleted file mode 100644 index 733b242..0000000 --- a/arch/mips/basler/excite/excite_iodev.c +++ /dev/null @@ -1,178 +0,0 @@ -/* - * Copyright (C) 2005 by Basler Vision Technologies AG - * Author: Thomas Koeller <thomas.koeller@baslerweb.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 - */ - -#include <linux/compiler.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/sched.h> -#include <linux/wait.h> -#include <linux/poll.h> -#include <linux/interrupt.h> -#include <linux/platform_device.h> -#include <linux/miscdevice.h> -#include <linux/smp_lock.h> - -#include "excite_iodev.h" - - - -static const struct resource *iodev_get_resource(struct platform_device *, const char *, unsigned int); -static int __init iodev_probe(struct platform_device *); -static int __devexit iodev_remove(struct platform_device *); -static int iodev_open(struct inode *, struct file *); -static int iodev_release(struct inode *, struct file *); -static ssize_t iodev_read(struct file *, char __user *, size_t s, loff_t *); -static unsigned int iodev_poll(struct file *, struct poll_table_struct *); -static irqreturn_t iodev_irqhdl(int, void *); - - - -static const char iodev_name[] = "iodev"; -static unsigned int iodev_irq; -static DECLARE_WAIT_QUEUE_HEAD(wq); - - - -static const struct file_operations fops = -{ - .owner = THIS_MODULE, - .open = iodev_open, - .release = iodev_release, - .read = iodev_read, - .poll = iodev_poll -}; - -static struct miscdevice miscdev = -{ - .minor = MISC_DYNAMIC_MINOR, - .name = iodev_name, - .fops = &fops -}; - -static struct platform_driver iodev_driver = { - .driver = { - .name = iodev_name, - .owner = THIS_MODULE, - }, - .probe = iodev_probe, - .remove = __devexit_p(iodev_remove), -}; - - - -static const struct resource * -iodev_get_resource(struct platform_device *pdv, const char *name, - unsigned int type) -{ - char buf[80]; - if (snprintf(buf, sizeof buf, "%s_0", name) >= sizeof buf) - return NULL; - return platform_get_resource_byname(pdv, type, buf); -} - - - -/* No hotplugging on the platform bus - use __init */ -static int __init iodev_probe(struct platform_device *dev) -{ - const struct resource * const ri = - iodev_get_resource(dev, IODEV_RESOURCE_IRQ, IORESOURCE_IRQ); - - if (unlikely(!ri)) - return -ENXIO; - - iodev_irq = ri->start; - return misc_register(&miscdev); -} - - - -static int __devexit iodev_remove(struct platform_device *dev) -{ - return misc_deregister(&miscdev); -} - -static int iodev_open(struct inode *i, struct file *f) -{ - int ret; - - ret = request_irq(iodev_irq, iodev_irqhdl, IRQF_DISABLED, - iodev_name, &miscdev); - - return ret; -} - -static int iodev_release(struct inode *i, struct file *f) -{ - free_irq(iodev_irq, &miscdev); - return 0; -} - - - - -static ssize_t -iodev_read(struct file *f, char __user *d, size_t s, loff_t *o) -{ - ssize_t ret; - DEFINE_WAIT(w); - - prepare_to_wait(&wq, &w, TASK_INTERRUPTIBLE); - if (!signal_pending(current)) - schedule(); - ret = signal_pending(current) ? -ERESTARTSYS : 0; - finish_wait(&wq, &w); - return ret; -} - - -static unsigned int iodev_poll(struct file *f, struct poll_table_struct *p) -{ - poll_wait(f, &wq, p); - return POLLOUT | POLLWRNORM; -} - -static irqreturn_t iodev_irqhdl(int irq, void *ctxt) -{ - wake_up(&wq); - - return IRQ_HANDLED; -} - -static int __init iodev_init_module(void) -{ - return platform_driver_register(&iodev_driver); -} - - - -static void __exit iodev_cleanup_module(void) -{ - platform_driver_unregister(&iodev_driver); -} - -module_init(iodev_init_module); -module_exit(iodev_cleanup_module); - - - -MODULE_AUTHOR("Thomas Koeller <thomas.koeller@baslerweb.com>"); -MODULE_DESCRIPTION("Basler eXcite i/o interrupt handler"); -MODULE_VERSION("0.0"); -MODULE_LICENSE("GPL"); diff --git a/arch/mips/basler/excite/excite_iodev.h b/arch/mips/basler/excite/excite_iodev.h deleted file mode 100644 index cbfbb5d..0000000 --- a/arch/mips/basler/excite/excite_iodev.h +++ /dev/null @@ -1,10 +0,0 @@ -#ifndef __EXCITE_IODEV_H__ -#define __EXCITE_IODEV_H__ - -/* Device name */ -#define IODEV_NAME "iodev" - -/* Resource names */ -#define IODEV_RESOURCE_IRQ "excite_iodev_irq" - -#endif /* __EXCITE_IODEV_H__ */ diff --git a/arch/mips/basler/excite/excite_irq.c b/arch/mips/basler/excite/excite_irq.c deleted file mode 100644 index 934e0a6..0000000 --- a/arch/mips/basler/excite/excite_irq.c +++ /dev/null @@ -1,122 +0,0 @@ -/* - * Copyright (C) by Basler Vision Technologies AG - * Author: Thomas Koeller <thomas.koeller@baslereb.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 - */ - -#include <linux/errno.h> -#include <linux/init.h> -#include <linux/kernel_stat.h> -#include <linux/module.h> -#include <linux/signal.h> -#include <linux/sched.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/ioport.h> -#include <linux/timex.h> -#include <linux/slab.h> -#include <linux/random.h> -#include <linux/bitops.h> -#include <asm/bootinfo.h> -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/irq_cpu.h> -#include <asm/mipsregs.h> -#include <asm/system.h> -#include <asm/rm9k-ocd.h> - -#include <excite.h> - -extern asmlinkage void excite_handle_int(void); - -/* - * Initialize the interrupt handler - */ -void __init arch_init_irq(void) -{ - mips_cpu_irq_init(); - rm7k_cpu_irq_init(); - rm9k_cpu_irq_init(); -} - -asmlinkage void plat_irq_dispatch(void) -{ - const u32 - interrupts = read_c0_cause() >> 8, - mask = ((read_c0_status() >> 8) & 0x000000ff) | - (read_c0_intcontrol() & 0x0000ff00), - pending = interrupts & mask; - u32 msgintflags, msgintmask, msgint; - - /* process timer interrupt */ - if (pending & (1 << TIMER_IRQ)) { - do_IRQ(TIMER_IRQ); - return; - } - - /* Process PCI interrupts */ -#if USB_IRQ < 10 - msgintflags = ocd_readl(INTP0Status0 + (USB_MSGINT / 0x20 * 0x10)); - msgintmask = ocd_readl(INTP0Mask0 + (USB_MSGINT / 0x20 * 0x10)); - msgint = msgintflags & msgintmask & (0x1 << (USB_MSGINT % 0x20)); - if ((pending & (1 << USB_IRQ)) && msgint) { -#else - if (pending & (1 << USB_IRQ)) { -#endif - do_IRQ(USB_IRQ); - return; - } - - /* Process TITAN interrupts */ - msgintflags = ocd_readl(INTP0Status0 + (TITAN_MSGINT / 0x20 * 0x10)); - msgintmask = ocd_readl(INTP0Mask0 + (TITAN_MSGINT / 0x20 * 0x10)); - msgint = msgintflags & msgintmask & (0x1 << (TITAN_MSGINT % 0x20)); - if ((pending & (1 << TITAN_IRQ)) && msgint) { - ocd_writel(msgint, INTP0Clear0 + (TITAN_MSGINT / 0x20 * 0x10)); - do_IRQ(TITAN_IRQ); - return; - } - - /* Process FPGA line #0 interrupts */ - msgintflags = ocd_readl(INTP0Status0 + (FPGA0_MSGINT / 0x20 * 0x10)); - msgintmask = ocd_readl(INTP0Mask0 + (FPGA0_MSGINT / 0x20 * 0x10)); - msgint = msgintflags & msgintmask & (0x1 << (FPGA0_MSGINT % 0x20)); - if ((pending & (1 << FPGA0_IRQ)) && msgint) { - do_IRQ(FPGA0_IRQ); - return; - } - - /* Process FPGA line #1 interrupts */ - msgintflags = ocd_readl(INTP0Status0 + (FPGA1_MSGINT / 0x20 * 0x10)); - msgintmask = ocd_readl(INTP0Mask0 + (FPGA1_MSGINT / 0x20 * 0x10)); - msgint = msgintflags & msgintmask & (0x1 << (FPGA1_MSGINT % 0x20)); - if ((pending & (1 << FPGA1_IRQ)) && msgint) { - do_IRQ(FPGA1_IRQ); - return; - } - - /* Process PHY interrupts */ - msgintflags = ocd_readl(INTP0Status0 + (PHY_MSGINT / 0x20 * 0x10)); - msgintmask = ocd_readl(INTP0Mask0 + (PHY_MSGINT / 0x20 * 0x10)); - msgint = msgintflags & msgintmask & (0x1 << (PHY_MSGINT % 0x20)); - if ((pending & (1 << PHY_IRQ)) && msgint) { - do_IRQ(PHY_IRQ); - return; - } - - /* Process spurious interrupts */ - spurious_interrupt(); -} diff --git a/arch/mips/basler/excite/excite_procfs.c b/arch/mips/basler/excite/excite_procfs.c deleted file mode 100644 index 08923e6..0000000 --- a/arch/mips/basler/excite/excite_procfs.c +++ /dev/null @@ -1,92 +0,0 @@ -/* - * Copyright (C) 2004, 2005 by Basler Vision Technologies AG - * Author: Thomas Koeller <thomas.koeller@baslerweb.com> - * - * Procfs support for Basler eXcite - * - * 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 <linux/module.h> -#include <linux/proc_fs.h> -#include <linux/seq_file.h> -#include <linux/stat.h> -#include <asm/page.h> -#include <asm/io.h> -#include <asm/system.h> -#include <asm/rm9k-ocd.h> - -#include <excite.h> - -static int excite_unit_id_proc_show(struct seq_file *m, void *v) -{ - seq_printf(m, "%06x", unit_id); - return 0; -} - -static int excite_unit_id_proc_open(struct inode *inode, struct file *file) -{ - return single_open(file, excite_unit_id_proc_show, NULL); -} - -static const struct file_operations excite_unit_id_proc_fops = { - .owner = THIS_MODULE, - .open = excite_unit_id_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static int -excite_bootrom_read(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - void __iomem * src; - - if (off >= EXCITE_SIZE_BOOTROM) { - *eof = 1; - return 0; - } - - if ((off + count) > EXCITE_SIZE_BOOTROM) - count = EXCITE_SIZE_BOOTROM - off; - - src = ioremap(EXCITE_PHYS_BOOTROM + off, count); - if (src) { - memcpy_fromio(page, src, count); - iounmap(src); - *start = page; - } else { - count = -ENOMEM; - } - - return count; -} - -void excite_procfs_init(void) -{ - /* Create & populate /proc/excite */ - struct proc_dir_entry * const pdir = proc_mkdir("excite", NULL); - if (pdir) { - struct proc_dir_entry * e; - - e = proc_create("unit_id", S_IRUGO, pdir, - &excite_unit_id_proc_fops); - if (e) e->size = 6; - - e = create_proc_read_entry("bootrom", S_IRUGO, pdir, - excite_bootrom_read, NULL); - if (e) e->size = EXCITE_SIZE_BOOTROM; - } -} diff --git a/arch/mips/basler/excite/excite_prom.c b/arch/mips/basler/excite/excite_prom.c deleted file mode 100644 index 68d8bc5..0000000 --- a/arch/mips/basler/excite/excite_prom.c +++ /dev/null @@ -1,144 +0,0 @@ -/* - * Copyright (C) 2004, 2005 by Thomas Koeller (thomas.koeller@baslerweb.com) - * Based on the PMC-Sierra Yosemite board support by Ralf Baechle and - * Manish Lachwani. - * - * 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 <linux/init.h> -#include <linux/sched.h> -#include <linux/mm.h> -#include <linux/delay.h> -#include <linux/smp.h> -#include <linux/module.h> -#include <asm/io.h> -#include <asm/pgtable.h> -#include <asm/processor.h> -#include <asm/reboot.h> -#include <asm/system.h> -#include <asm/bootinfo.h> -#include <asm/string.h> - -#include <excite.h> - -/* This struct is used by Redboot to pass arguments to the kernel */ -typedef struct -{ - char *name; - char *val; -} t_env_var; - -struct parmblock { - t_env_var memsize; - t_env_var modetty0; - t_env_var ethaddr; - t_env_var env_end; - char *argv[2]; - char text[0]; -}; - -static unsigned int prom_argc; -static const char ** prom_argv; -static const t_env_var * prom_env; - -static void prom_halt(void) __attribute__((noreturn)); -static void prom_exit(void) __attribute__((noreturn)); - - - -const char *get_system_type(void) -{ - return "Basler eXcite"; -} - -/* - * Halt the system - */ -static void prom_halt(void) -{ - printk(KERN_NOTICE "\n** System halted.\n"); - while (1) - asm volatile ( - "\t.set\tmips3\n" - "\twait\n" - "\t.set\tmips0\n" - ); -} - -/* - * Reset the CPU and re-enter Redboot - */ -static void prom_exit(void) -{ - unsigned int i; - volatile unsigned char * const flg = - (volatile unsigned char *) (EXCITE_ADDR_FPGA + EXCITE_FPGA_DPR); - - /* Clear the watchdog reset flag, set the reboot flag */ - *flg &= ~0x01; - *flg |= 0x80; - - for (i = 0; i < 10; i++) { - *(volatile unsigned char *) (EXCITE_ADDR_FPGA + EXCITE_FPGA_SYSCTL) = 0x02; - iob(); - mdelay(1000); - } - - printk(KERN_NOTICE "Reset failed\n"); - prom_halt(); -} - -static const char __init *prom_getenv(char *name) -{ - const t_env_var * p; - for (p = prom_env; p->name != NULL; p++) - if(strcmp(name, p->name) == 0) - break; - return p->val; -} - -/* - * Init routine which accepts the variables from Redboot - */ -void __init prom_init(void) -{ - const struct parmblock * const pb = (struct parmblock *) fw_arg2; - - prom_argc = fw_arg0; - prom_argv = (const char **) fw_arg1; - prom_env = &pb->memsize; - - /* Callbacks for halt, restart */ - _machine_restart = (void (*)(char *)) prom_exit; - _machine_halt = prom_halt; - -#ifdef CONFIG_32BIT - /* copy command line */ - strcpy(arcs_cmdline, prom_argv[1]); - memsize = simple_strtol(prom_getenv("memsize"), NULL, 16); - strcpy(modetty, prom_getenv("modetty0")); -#endif /* CONFIG_32BIT */ - -#ifdef CONFIG_64BIT -# error 64 bit support not implemented -#endif /* CONFIG_64BIT */ -} - -/* This is called from free_initmem(), so we need to provide it */ -void __init prom_free_prom_memory(void) -{ - /* Nothing to do */ -} diff --git a/arch/mips/basler/excite/excite_setup.c b/arch/mips/basler/excite/excite_setup.c deleted file mode 100644 index d66b3b8..0000000 --- a/arch/mips/basler/excite/excite_setup.c +++ /dev/null @@ -1,302 +0,0 @@ -/* - * Copyright (C) 2004, 2005 by Basler Vision Technologies AG - * Author: Thomas Koeller <thomas.koeller@baslerweb.com> - * Based on the PMC-Sierra Yosemite board support by Ralf Baechle and - * Manish Lachwani. - * - * 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 <linux/types.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/string.h> -#include <linux/tty.h> -#include <linux/serial_core.h> -#include <linux/serial.h> -#include <linux/serial_8250.h> -#include <linux/ioport.h> -#include <linux/spinlock.h> -#include <asm/bootinfo.h> -#include <asm/mipsregs.h> -#include <asm/pgtable-32.h> -#include <asm/io.h> -#include <asm/time.h> -#include <asm/rm9k-ocd.h> - -#include <excite.h> - -#define TITAN_UART_CLK 25000000 - -#if 1 -/* normal serial port assignment */ -#define REGBASE_SER0 0x0208 -#define REGBASE_SER1 0x0238 -#define MASK_SER0 0x1 -#define MASK_SER1 0x2 -#else -/* serial ports swapped */ -#define REGBASE_SER0 0x0238 -#define REGBASE_SER1 0x0208 -#define MASK_SER0 0x2 -#define MASK_SER1 0x1 -#endif - -unsigned long memsize; -char modetty[30]; -unsigned int titan_irq = TITAN_IRQ; -static void __iomem * ctl_regs; -u32 unit_id; - -volatile void __iomem * const ocd_base = (void *) (EXCITE_ADDR_OCD); -volatile void __iomem * const titan_base = (void *) (EXCITE_ADDR_TITAN); - -/* Protect access to shared GPI registers */ -DEFINE_SPINLOCK(titan_lock); -int titan_irqflags; - - -/* - * The eXcite platform uses the alternate timer interrupt - * - * Fixme: At the time of this writing cevt-r4k.c doesn't yet know about how - * to handle the alternate timer interrupt of the RM9000. - */ -void __init plat_time_init(void) -{ - const u32 modebit5 = ocd_readl(0x00e4); - unsigned int mult = ((modebit5 >> 11) & 0x1f) + 2; - unsigned int div = ((modebit5 >> 16) & 0x1f) + 2; - - if (div == 33) - div = 1; - mips_hpt_frequency = EXCITE_CPU_EXT_CLOCK * mult / div / 2; -} - -static int __init excite_init_console(void) -{ -#if defined(CONFIG_SERIAL_8250) - static __initdata char serr[] = - KERN_ERR "Serial port #%u setup failed\n"; - struct uart_port up; - - /* Take the DUART out of reset */ - titan_writel(0x00ff1cff, CPRR); - -#if (CONFIG_SERIAL_8250_NR_UARTS > 1) - /* Enable both ports */ - titan_writel(MASK_SER0 | MASK_SER1, UACFG); -#else - /* Enable port #0 only */ - titan_writel(MASK_SER0, UACFG); -#endif - - /* - * Set up serial port #0. Do not use autodetection; the result is - * not what we want. - */ - memset(&up, 0, sizeof(up)); - up.membase = (char *) titan_addr(REGBASE_SER0); - up.irq = TITAN_IRQ; - up.uartclk = TITAN_UART_CLK; - up.regshift = 0; - up.iotype = UPIO_RM9000; - up.type = PORT_RM9000; - up.flags = UPF_SHARE_IRQ; - up.line = 0; - if (early_serial_setup(&up)) - printk(serr, up.line); - -#if CONFIG_SERIAL_8250_NR_UARTS > 1 - /* And now for port #1. */ - up.membase = (char *) titan_addr(REGBASE_SER1); - up.line = 1; - if (early_serial_setup(&up)) - printk(serr, up.line); -#endif /* CONFIG_SERIAL_8250_NR_UARTS > 1 */ -#else - /* Leave the DUART in reset */ - titan_writel(0x00ff3cff, CPRR); -#endif /* defined(CONFIG_SERIAL_8250) */ - - return 0; -} - -static int __init excite_platform_init(void) -{ - unsigned int i; - unsigned char buf[3]; - u8 reg; - void __iomem * dpr; - - /* BIU buffer allocations */ - ocd_writel(8, CPURSLMT); /* CPU */ - titan_writel(4, CPGRWL); /* GPI / Ethernet */ - - /* Map control registers located in FPGA */ - ctl_regs = ioremap_nocache(EXCITE_PHYS_FPGA + EXCITE_FPGA_SYSCTL, 16); - if (!ctl_regs) - panic("eXcite: failed to map platform control registers\n"); - memcpy_fromio(buf, ctl_regs + 2, ARRAY_SIZE(buf)); - unit_id = buf[0] | (buf[1] << 8) | (buf[2] << 16); - - /* Clear the reboot flag */ - dpr = ioremap_nocache(EXCITE_PHYS_FPGA + EXCITE_FPGA_DPR, 1); - reg = __raw_readb(dpr); - __raw_writeb(reg & 0x7f, dpr); - iounmap(dpr); - - /* Interrupt controller setup */ - for (i = INTP0Status0; i < INTP0Status0 + 0x80; i += 0x10) { - ocd_writel(0x00000000, i + 0x04); - ocd_writel(0xffffffff, i + 0x0c); - } - ocd_writel(0x2, NMICONFIG); - - ocd_writel(0x1 << (TITAN_MSGINT % 0x20), - INTP0Mask0 + (0x10 * (TITAN_MSGINT / 0x20))); - ocd_writel((0x1 << (FPGA0_MSGINT % 0x20)) - | ocd_readl(INTP0Mask0 + (0x10 * (FPGA0_MSGINT / 0x20))), - INTP0Mask0 + (0x10 * (FPGA0_MSGINT / 0x20))); - ocd_writel((0x1 << (FPGA1_MSGINT % 0x20)) - | ocd_readl(INTP0Mask0 + (0x10 * (FPGA1_MSGINT / 0x20))), - INTP0Mask0 + (0x10 * (FPGA1_MSGINT / 0x20))); - ocd_writel((0x1 << (PHY_MSGINT % 0x20)) - | ocd_readl(INTP0Mask0 + (0x10 * (PHY_MSGINT / 0x20))), - INTP0Mask0 + (0x10 * (PHY_MSGINT / 0x20))); -#if USB_IRQ < 10 - ocd_writel((0x1 << (USB_MSGINT % 0x20)) - | ocd_readl(INTP0Mask0 + (0x10 * (USB_MSGINT / 0x20))), - INTP0Mask0 + (0x10 * (USB_MSGINT / 0x20))); -#endif - /* Enable the packet FIFO, XDMA and XDMA arbiter */ - titan_writel(0x00ff18ff, CPRR); - - /* - * Set up the PADMUX. Power down all ethernet slices, - * they will be powered up and configured at device startup. - */ - titan_writel(0x00878206, CPTC1R); - titan_writel(0x00001100, CPTC0R); /* latch PADMUX, enable WCIMODE */ - - /* Reset and enable the FIFO block */ - titan_writel(0x00000001, SDRXFCIE); - titan_writel(0x00000001, SDTXFCIE); - titan_writel(0x00000100, SDRXFCIE); - titan_writel(0x00000000, SDTXFCIE); - - /* - * Initialize the common interrupt shared by all components of - * the GPI/Ethernet subsystem. - */ - titan_writel((EXCITE_PHYS_OCD >> 12), CPCFG0); - titan_writel(TITAN_MSGINT, CPCFG1); - - /* - * XDMA configuration. - * In order for the XDMA to be sharable among multiple drivers, - * the setup must be done here in the platform. The reason is that - * this setup can only be done while the XDMA is in reset. If this - * were done in a driver, it would interrupt all other drivers - * using the XDMA. - */ - titan_writel(0x80021dff, GXCFG); /* XDMA reset */ - titan_writel(0x00000000, CPXCISRA); - titan_writel(0x00000000, CPXCISRB); /* clear pending interrupts */ -#if defined(CONFIG_HIGHMEM) -# error change for HIGHMEM support! -#else - titan_writel(0x00000000, GXDMADRPFX); /* buffer address prefix */ -#endif - titan_writel(0, GXDMA_DESCADR); - - for (i = 0x5040; i <= 0x5300; i += 0x0040) - titan_writel(0x80080000, i); /* reset channel */ - - titan_writel((0x1 << 29) /* no sparse tx descr. */ - | (0x1 << 28) /* no sparse rx descr. */ - | (0x1 << 23) | (0x1 << 24) /* descriptor coherency */ - | (0x1 << 21) | (0x1 << 22) /* data coherency */ - | (0x1 << 17) - | 0x1dff, - GXCFG); - -#if defined(CONFIG_SMP) -# error No SMP support -#else - /* All interrupts go to core #0 only. */ - titan_writel(0x1f007fff, CPDST0A); - titan_writel(0x00000000, CPDST0B); - titan_writel(0x0000ff3f, CPDST1A); - titan_writel(0x00000000, CPDST1B); - titan_writel(0x00ffffff, CPXDSTA); - titan_writel(0x00000000, CPXDSTB); -#endif - - /* Enable DUART interrupts, disable everything else. */ - titan_writel(0x04000000, CPGIG0ER); - titan_writel(0x000000c0, CPGIG1ER); - - excite_procfs_init(); - return 0; -} - -void __init plat_mem_setup(void) -{ - volatile u32 * const boot_ocd_base = (u32 *) 0xbf7fc000; - - /* Announce RAM to system */ - add_memory_region(0x00000000, memsize, BOOT_MEM_RAM); - - /* Set up the peripheral address map */ - *(boot_ocd_base + (LKB9 / sizeof(u32))) = 0; - *(boot_ocd_base + (LKB10 / sizeof(u32))) = 0; - *(boot_ocd_base + (LKB11 / sizeof(u32))) = 0; - *(boot_ocd_base + (LKB12 / sizeof(u32))) = 0; - wmb(); - *(boot_ocd_base + (LKB0 / sizeof(u32))) = EXCITE_PHYS_OCD >> 4; - wmb(); - - ocd_writel((EXCITE_PHYS_TITAN >> 4) | 0x1UL, LKB5); - ocd_writel(((EXCITE_SIZE_TITAN >> 4) & 0x7fffff00) - 0x100, LKM5); - ocd_writel((EXCITE_PHYS_SCRAM >> 4) | 0x1UL, LKB13); - ocd_writel(((EXCITE_SIZE_SCRAM >> 4) & 0xffffff00) - 0x100, LKM13); - - /* Local bus slot #0 */ - ocd_writel(0x00040510, LDP0); - ocd_writel((EXCITE_PHYS_BOOTROM >> 4) | 0x1UL, LKB9); - ocd_writel(((EXCITE_SIZE_BOOTROM >> 4) & 0x03ffff00) - 0x100, LKM9); - - /* Local bus slot #2 */ - ocd_writel(0x00000330, LDP2); - ocd_writel((EXCITE_PHYS_FPGA >> 4) | 0x1, LKB11); - ocd_writel(((EXCITE_SIZE_FPGA >> 4) - 0x100) & 0x03ffff00, LKM11); - - /* Local bus slot #3 */ - ocd_writel(0x00123413, LDP3); - ocd_writel((EXCITE_PHYS_NAND >> 4) | 0x1, LKB12); - ocd_writel(((EXCITE_SIZE_NAND >> 4) - 0x100) & 0x03ffff00, LKM12); -} - - - -console_initcall(excite_init_console); -arch_initcall(excite_platform_init); - -EXPORT_SYMBOL(titan_lock); -EXPORT_SYMBOL(titan_irqflags); -EXPORT_SYMBOL(titan_irq); -EXPORT_SYMBOL(ocd_base); -EXPORT_SYMBOL(titan_base); |
