target/linux/brcm47xx/patches-2.6.25/400-arch-bcm47xx.patch

   1 Index: linux-2.6.25.4/arch/mips/bcm47xx/irq.c
   2 ===================================================================
   3 --- linux-2.6.25.4.orig/arch/mips/bcm47xx/irq.c
   4 +++ linux-2.6.25.4/arch/mips/bcm47xx/irq.c
   5 @@ -1,5 +1,6 @@
   6  /*
   7   *  Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
   8 + *  Copyright (C) 2008 Michael Buesch <mb@bu3sch.de>
   9   *
  10   *  This program is free software; you can redistribute  it and/or modify it
  11   *  under  the terms of  the GNU General  Public License as published by the
  12 @@ -23,10 +24,19 @@
  13   */
  14
  15  #include <linux/types.h>
  16 +#include <linux/errno.h>
  17 +#include <linux/init.h>
  18  #include <linux/interrupt.h>
  19  #include <linux/irq.h>
  20 +#include <linux/pci.h>
  21 +#include <linux/ssb/ssb.h>
  22 +
  23  #include <asm/irq_cpu.h>
  24
  25 +
  26 +extern struct ssb_bus ssb_bcm47xx;
  27 +
  28 +
  29  void plat_irq_dispatch(void)
  30  {
  31         u32 cause;
  32 @@ -53,3 +63,19 @@ void __init arch_init_irq(void)
  33  {
  34         mips_cpu_irq_init();
  35  }
  36 +
  37 +int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
  38 +{
  39 +       int res;
  40 +
  41 +       res = ssb_pcibios_map_irq(dev, slot, pin);
  42 +       if (res < 0) {
  43 +               printk(KERN_ALERT "PCI: Failed to map IRQ of device %s\n",
  44 +                      dev->dev.bus_id);
  45 +               return 0;
  46 +       }
  47 +       /* IRQ-0 and IRQ-1 are software interrupts. */
  48 +       WARN_ON((res == 0) || (res == 1));
  49 +
  50 +       return res;
  51 +}
  52 Index: linux-2.6.25.4/arch/mips/bcm47xx/setup.c
  53 ===================================================================
  54 --- linux-2.6.25.4.orig/arch/mips/bcm47xx/setup.c
  55 +++ linux-2.6.25.4/arch/mips/bcm47xx/setup.c
  56 @@ -2,7 +2,7 @@
  57   *  Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
  58   *  Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org>
  59   *  Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
  60 - *  Copyright (C) 2006 Michael Buesch <mb@bu3sch.de>
  61 + *  Copyright (C) 2006-2008 Michael Buesch <mb@bu3sch.de>
  62   *
  63   *  This program is free software; you can redistribute  it and/or modify it
  64   *  under  the terms of  the GNU General  Public License as published by the
  65 @@ -25,23 +25,52 @@
  66   *  675 Mass Ave, Cambridge, MA 02139, USA.
  67   */
  68
  69 +#include <linux/init.h>
  70  #include <linux/types.h>
  71 -#include <linux/ssb/ssb.h>
  72 +#include <linux/tty.h>
  73 +#include <linux/serial.h>
  74 +#include <linux/serial_core.h>
  75 +#include <linux/serial_reg.h>
  76 +#include <linux/serial_8250.h>
  77  #include <asm/bootinfo.h>
  78 -#include <asm/reboot.h>
  79  #include <asm/time.h>
  80 -#include <bcm47xx.h>
  81 +#include <asm/reboot.h>
  82  #include <asm/fw/cfe/cfe_api.h>
  83 +#include <linux/pm.h>
  84 +#include <linux/ssb/ssb.h>
  85 +#include <linux/ssb/ssb_embedded.h>
  86 +
  87 +#include "include/nvram.h"
  88
  89  struct ssb_bus ssb_bcm47xx;
  90  EXPORT_SYMBOL(ssb_bcm47xx);
  91
  92 +extern void bcm47xx_pci_init(void);
  93 +
  94 +int pcibios_plat_dev_init(struct pci_dev *dev)
  95 +{
  96 +       int err;
  97 +
  98 +       err = ssb_pcibios_plat_dev_init(dev);
  99 +       if (err) {
 100 +               printk(KERN_ALERT "PCI: Failed to init device %s\n",
 101 +                      pci_name(dev));
 102 +       }
 103 +
 104 +       return err;
 105 +}
 106 +
 107  static void bcm47xx_machine_restart(char *command)
 108  {
 109         printk(KERN_ALERT "Please stand by while rebooting the system...\n");
 110         local_irq_disable();
 111 +       /* CFE has a reboot callback, but that does not work.
 112 +        * Oopses with: Reserved instruction in kernel code.
 113 +        */
 114 +
 115         /* Set the watchdog timer to reset immediately */
 116 -       ssb_chipco_watchdog_timer_set(&ssb_bcm47xx.chipco, 1);
 117 +       if (ssb_watchdog_timer_set(&ssb_bcm47xx, 1))
 118 +               printk(KERN_EMERG "SSB watchdog-triggered reboot failed!\n");
 119         while (1)
 120                 cpu_relax();
 121  }
 122 @@ -50,12 +79,13 @@ static void bcm47xx_machine_halt(void)
 123  {
 124         /* Disable interrupts and watchdog and spin forever */
 125         local_irq_disable();
 126 -       ssb_chipco_watchdog_timer_set(&ssb_bcm47xx.chipco, 0);
 127 +       if (ssb_watchdog_timer_set(&ssb_bcm47xx, 0))
 128 +               printk(KERN_EMERG "Failed to disable SSB watchdog!\n");
 129         while (1)
 130                 cpu_relax();
 131  }
 132
 133 -static void str2eaddr(char *str, char *dest)
 134 +static void e_aton(char *str, char *dest)
 135  {
 136         int i = 0;
 137
 138 @@ -72,52 +102,141 @@ static void str2eaddr(char *str, char *d
 139         }
 140  }
 141
 142 -static int bcm47xx_get_invariants(struct ssb_bus *bus,
 143 -                                  struct ssb_init_invariants *iv)
 144 +static void bcm47xx_fill_sprom(struct ssb_sprom *sprom)
 145  {
 146 -       char buf[100];
 147 +       char *s;
 148
 149 -       /* Fill boardinfo structure */
 150 -       memset(&(iv->boardinfo), 0 , sizeof(struct ssb_boardinfo));
 151 +       memset(sprom, 0xFF, sizeof(struct ssb_sprom));
 152
 153 -       if (cfe_getenv("boardvendor", buf, sizeof(buf)) >= 0)
 154 -               iv->boardinfo.type = (u16)simple_strtoul(buf, NULL, 0);
 155 -       if (cfe_getenv("boardtype", buf, sizeof(buf)) >= 0)
 156 -               iv->boardinfo.type = (u16)simple_strtoul(buf, NULL, 0);
 157 -       if (cfe_getenv("boardrev", buf, sizeof(buf)) >= 0)
 158 -               iv->boardinfo.rev = (u16)simple_strtoul(buf, NULL, 0);
 159 -
 160 -       /* Fill sprom structure */
 161 -       memset(&(iv->sprom), 0, sizeof(struct ssb_sprom));
 162 -       iv->sprom.revision = 3;
 163 -
 164 -       if (cfe_getenv("et0macaddr", buf, sizeof(buf)) >= 0)
 165 -               str2eaddr(buf, iv->sprom.et0mac);
 166 -       if (cfe_getenv("et1macaddr", buf, sizeof(buf)) >= 0)
 167 -               str2eaddr(buf, iv->sprom.et1mac);
 168 -       if (cfe_getenv("et0phyaddr", buf, sizeof(buf)) >= 0)
 169 -               iv->sprom.et0phyaddr = simple_strtoul(buf, NULL, 10);
 170 -       if (cfe_getenv("et1phyaddr", buf, sizeof(buf)) >= 0)
 171 -               iv->sprom.et1phyaddr = simple_strtoul(buf, NULL, 10);
 172 -       if (cfe_getenv("et0mdcport", buf, sizeof(buf)) >= 0)
 173 -               iv->sprom.et0mdcport = simple_strtoul(buf, NULL, 10);
 174 -       if (cfe_getenv("et1mdcport", buf, sizeof(buf)) >= 0)
 175 -               iv->sprom.et1mdcport = simple_strtoul(buf, NULL, 10);
 176 +       sprom->revision = 1;
 177 +       if ((s = nvram_get("il0macaddr")))
 178 +               e_aton(s, sprom->il0mac);
 179 +       if ((s = nvram_get("et0macaddr")))
 180 +               e_aton(s, sprom->et0mac);
 181 +       if ((s = nvram_get("et1macaddr")))
 182 +               e_aton(s, sprom->et1mac);
 183 +       if ((s = nvram_get("et0phyaddr")))
 184 +               sprom->et0phyaddr = simple_strtoul(s, NULL, 0);
 185 +       if ((s = nvram_get("et1phyaddr")))
 186 +               sprom->et1phyaddr = simple_strtoul(s, NULL, 0);
 187 +       if ((s = nvram_get("et0mdcport")))
 188 +               sprom->et0mdcport = !!simple_strtoul(s, NULL, 10);
 189 +       if ((s = nvram_get("et1mdcport")))
 190 +               sprom->et1mdcport = !!simple_strtoul(s, NULL, 10);
 191 +       if ((s = nvram_get("pa0b0")))
 192 +               sprom->pa0b0 = simple_strtoul(s, NULL, 0);
 193 +       if ((s = nvram_get("pa0b1")))
 194 +               sprom->pa0b1 = simple_strtoul(s, NULL, 0);
 195 +       if ((s = nvram_get("pa0b2")))
 196 +               sprom->pa0b2 = simple_strtoul(s, NULL, 0);
 197 +       if ((s = nvram_get("pa1b0")))
 198 +               sprom->pa1b0 = simple_strtoul(s, NULL, 0);
 199 +       if ((s = nvram_get("pa1b1")))
 200 +               sprom->pa1b1 = simple_strtoul(s, NULL, 0);
 201 +       if ((s = nvram_get("pa1b2")))
 202 +               sprom->pa1b2 = simple_strtoul(s, NULL, 0);
 203 +       if ((s = nvram_get("wl0gpio0")))
 204 +               sprom->gpio0 = simple_strtoul(s, NULL, 0);
 205 +       if ((s = nvram_get("wl0gpio1")))
 206 +               sprom->gpio1 = simple_strtoul(s, NULL, 0);
 207 +       if ((s = nvram_get("wl0gpio2")))
 208 +               sprom->gpio2 = simple_strtoul(s, NULL, 0);
 209 +       if ((s = nvram_get("wl0gpio3")))
 210 +               sprom->gpio3 = simple_strtoul(s, NULL, 0);
 211 +       if ((s = nvram_get("pa0maxpwr")))
 212 +               sprom->maxpwr_bg = simple_strtoul(s, NULL, 0);
 213 +       if ((s = nvram_get("pa1maxpwr")))
 214 +               sprom->maxpwr_a = simple_strtoul(s, NULL, 0);
 215 +       if ((s = nvram_get("pa0itssit")))
 216 +               sprom->itssi_bg = simple_strtoul(s, NULL, 0);
 217 +       if ((s = nvram_get("pa1itssit")))
 218 +               sprom->itssi_a = simple_strtoul(s, NULL, 0);
 219 +       sprom->boardflags_lo = 0;
 220 +       if ((s = nvram_get("boardflags")))
 221 +               sprom->boardflags_lo = simple_strtoul(s, NULL, 0);
 222 +       sprom->boardflags_hi = 0;
 223 +       if ((s = nvram_get("boardflags2")))
 224 +               sprom->boardflags_hi = simple_strtoul(s, NULL, 0);
 225 +}
 226 +
 227 +static int bcm47xx_get_invariants(struct ssb_bus *bus, struct ssb_init_invariants *iv)
 228 +{
 229 +       char *s;
 230 +
 231 +       iv->boardinfo.vendor = SSB_BOARDVENDOR_BCM;
 232 +       if ((s = nvram_get("boardtype")))
 233 +               iv->boardinfo.type = (u16)simple_strtoul(s, NULL, 0);
 234 +       if ((s = nvram_get("boardrev")))
 235 +               iv->boardinfo.rev = (u16)simple_strtoul(s, NULL, 0);
 236 +
 237 +       bcm47xx_fill_sprom(&iv->sprom);
 238 +
 239 +       if ((s = nvram_get("cardbus")))
 240 +               iv->has_cardbus_slot = !!simple_strtoul(s, NULL, 10);
 241
 242         return 0;
 243  }
 244
 245  void __init plat_mem_setup(void)
 246  {
 247 -       int err;
 248 +       int i, err;
 249 +       char *s;
 250 +       struct ssb_mipscore *mcore;
 251 +
 252 +       err = ssb_bus_ssbbus_register(&ssb_bcm47xx, SSB_ENUM_BASE, bcm47xx_get_invariants);
 253 +       if (err) {
 254 +               const char *msg = "Failed to initialize SSB bus (err %d)\n";
 255 +               printk(msg, err); /* Make sure the message gets out of the box. */
 256 +               panic(msg, err);
 257 +       }
 258 +       mcore = &ssb_bcm47xx.mipscore;
 259 +
 260 +       s = nvram_get("kernel_args");
 261 +       if (s && !strncmp(s, "console=ttyS1", 13)) {
 262 +               struct ssb_serial_port port;
 263 +
 264 +               printk("Swapping serial ports!\n");
 265 +               /* swap serial ports */
 266 +               memcpy(&port, &mcore->serial_ports[0], sizeof(port));
 267 +               memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1], sizeof(port));
 268 +               memcpy(&mcore->serial_ports[1], &port, sizeof(port));
 269 +       }
 270
 271 -       err = ssb_bus_ssbbus_register(&ssb_bcm47xx, SSB_ENUM_BASE,
 272 -                                     bcm47xx_get_invariants);
 273 -       if (err)
 274 -               panic("Failed to initialize SSB bus (err %d)\n", err);
 275 +       for (i = 0; i < mcore->nr_serial_ports; i++) {
 276 +               struct ssb_serial_port *port = &(mcore->serial_ports[i]);
 277 +               struct uart_port s;
 278 +
 279 +               memset(&s, 0, sizeof(s));
 280 +               s.line = i;
 281 +               s.membase = port->regs;
 282 +               s.irq = port->irq + 2;
 283 +               s.uartclk = port->baud_base;
 284 +               s.flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
 285 +               s.iotype = SERIAL_IO_MEM;
 286 +               s.regshift = port->reg_shift;
 287 +
 288 +               early_serial_setup(&s);
 289 +       }
 290 +       printk("Serial init done.\n");
 291
 292         _machine_restart = bcm47xx_machine_restart;
 293         _machine_halt = bcm47xx_machine_halt;
 294         pm_power_off = bcm47xx_machine_halt;
 295  }
 296
 297 +static int __init bcm47xx_register_gpiodev(void)
 298 +{
 299 +       static struct resource res = {
 300 +               .start = 0xFFFFFFFF,
 301 +       };
 302 +       struct platform_device *pdev;
 303 +
 304 +       pdev = platform_device_register_simple("GPIODEV", 0, &res, 1);
 305 +       if (!pdev) {
 306 +               printk(KERN_ERR "bcm47xx: GPIODEV init failed\n");
 307 +               return -ENODEV;
 308 +       }
 309 +
 310 +       return 0;
 311 +}
 312 +device_initcall(bcm47xx_register_gpiodev);
 313 Index: linux-2.6.25.4/arch/mips/bcm47xx/time.c
 314 ===================================================================
 315 --- linux-2.6.25.4.orig/arch/mips/bcm47xx/time.c
 316 +++ linux-2.6.25.4/arch/mips/bcm47xx/time.c
 317 @@ -22,11 +22,17 @@
 318   *  675 Mass Ave, Cambridge, MA 02139, USA.
 319   */
 320
 321 -
 322  #include <linux/init.h>
 323 +#include <linux/kernel.h>
 324 +#include <linux/sched.h>
 325 +#include <linux/serial_reg.h>
 326 +#include <linux/interrupt.h>
 327  #include <linux/ssb/ssb.h>
 328 +#include <asm/addrspace.h>
 329 +#include <asm/io.h>
 330  #include <asm/time.h>
 331 -#include <bcm47xx.h>
 332 +
 333 +extern struct ssb_bus ssb_bcm47xx;
 334
 335  void __init plat_time_init(void)
 336  {
 337 Index: linux-2.6.25.4/arch/mips/bcm47xx/nvram.c
 338 ===================================================================
 339 --- linux-2.6.25.4.orig/arch/mips/bcm47xx/nvram.c
 340 +++ linux-2.6.25.4/arch/mips/bcm47xx/nvram.c
 341 @@ -24,10 +24,10 @@
 342  #include <asm/io.h>
 343  #include <asm/uaccess.h>
 344
 345 -#include <nvram.h>
 346 +#include "include/nvram.h"
 347
 348  #define MB * 1048576
 349 -extern struct ssb_bus ssb;
 350 +extern struct ssb_bus ssb_bcm47xx;
 351
 352  static char nvram_buf[NVRAM_SPACE];
 353  static int cfe_env;
 354 @@ -36,7 +36,7 @@ extern char *cfe_env_get(char *nv_buf, c
 355  /* Probe for NVRAM header */
 356  static void __init early_nvram_init(void)
 357  {
 358 -       struct ssb_mipscore *mcore = &ssb.mipscore;
 359 +       struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore;
 360         struct nvram_header *header;
 361         int i;
 362         u32 base, lim, off;
 363 Index: linux-2.6.25.4/arch/mips/bcm47xx/Makefile
 364 ===================================================================
 365 --- linux-2.6.25.4.orig/arch/mips/bcm47xx/Makefile
 366 +++ linux-2.6.25.4/arch/mips/bcm47xx/Makefile
 367 @@ -3,4 +3,4 @@
 368  # under Linux.
 369  #
 370
 371 -obj-y := gpio.o irq.o prom.o serial.o setup.o time.o wgt634u.o
 372 +obj-y := cfe_env.o gpio.o irq.o nvram.o prom.o serial.o setup.o time.o wgt634u.o
 373 Index: linux-2.6.25.4/arch/mips/Kconfig
 374 ===================================================================
 375 --- linux-2.6.25.4.orig/arch/mips/Kconfig
 376 +++ linux-2.6.25.4/arch/mips/Kconfig
 377 @@ -54,6 +54,7 @@ config BCM47XX
 378         select SSB_DRIVER_MIPS
 379         select SSB_DRIVER_EXTIF
 380         select SSB_DRIVER_PCICORE
 381 +       select SSB_B43_PCI_BRIDGE
 382         select SSB_PCICORE_HOSTMODE if PCI
 383         select GENERIC_GPIO
 384         select SYS_HAS_EARLY_PRINTK