diff options
Diffstat (limited to 'arch/mips/basler/excite/excite_device.c')
| -rw-r--r-- | arch/mips/basler/excite/excite_device.c | 403 |
1 files changed, 0 insertions, 403 deletions
diff --git a/arch/mips/basler/excite/excite_device.c b/arch/mips/basler/excite/excite_device.c deleted file mode 100644 index e00bc2d7f30..00000000000 --- 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); - |