2 * Board setup routines for the Artesyn Katana cPCI boards.
4 * Author: Tim Montgomery <timm@artesyncp.com>
5 * Maintained by: Mark A. Greer <mgreer@mvista.com>
7 * Based on code done by Rabeeh Khoury - rabeeh@galileo.co.il
8 * Based on code done by - Mark A. Greer <mgreer@mvista.com>
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 * Free Software Foundation; either version 2 of the License, or (at your
13 * option) any later version.
16 * Supports the Artesyn 750i, 752i, and 3750. The 752i is virtually identical
17 * to the 750i except that it has an mv64460 bridge.
19 #include <linux/kernel.h>
20 #include <linux/pci.h>
21 #include <linux/kdev_t.h>
22 #include <linux/console.h>
23 #include <linux/initrd.h>
24 #include <linux/root_dev.h>
25 #include <linux/delay.h>
26 #include <linux/seq_file.h>
27 #include <linux/mtd/physmap.h>
28 #include <linux/mv643xx.h>
29 #include <linux/platform_device.h>
31 #include <linux/bootimg.h>
34 #include <asm/unistd.h>
39 #include <asm/bootinfo.h>
40 #include <asm/ppcboot.h>
41 #include <asm/mv64x60.h>
42 #include <platforms/katana.h>
43 #include <asm/machdep.h>
45 static struct mv64x60_handle bh;
46 static katana_id_t katana_id;
47 static void __iomem *cpld_base;
48 static void __iomem *sram_base;
49 static u32 katana_flash_size_0;
50 static u32 katana_flash_size_1;
51 static u32 katana_bus_frequency;
52 static struct pci_controller katana_hose_a;
54 unsigned char __res[sizeof(bd_t)];
56 /* PCI Interrupt routing */
58 katana_irq_lookup_750i(unsigned char idsel, unsigned char pin)
60 static char pci_irq_table[][4] = {
62 * PCI IDSEL/INTPIN->INTLINE
66 { KATANA_PCI_INTB_IRQ_750i, KATANA_PCI_INTC_IRQ_750i,
67 KATANA_PCI_INTD_IRQ_750i, KATANA_PCI_INTA_IRQ_750i },
69 { KATANA_PCI_INTC_IRQ_750i, KATANA_PCI_INTD_IRQ_750i,
70 KATANA_PCI_INTA_IRQ_750i, KATANA_PCI_INTB_IRQ_750i },
72 {KATANA_PCI_INTD_IRQ_750i, 0, 0, 0 },
73 /* IDSEL 7 (unused) */
75 /* IDSEL 8 (Intel 82544) (752i only but doesn't harm 750i) */
76 {KATANA_PCI_INTD_IRQ_750i, 0, 0, 0 },
78 const long min_idsel = 4, max_idsel = 8, irqs_per_slot = 4;
80 return PCI_IRQ_TABLE_LOOKUP;
84 katana_irq_lookup_3750(unsigned char idsel, unsigned char pin)
86 static char pci_irq_table[][4] = {
88 * PCI IDSEL/INTPIN->INTLINE
91 { KATANA_PCI_INTA_IRQ_3750, 0, 0, 0 }, /* IDSEL 3 (BCM5691) */
92 { KATANA_PCI_INTB_IRQ_3750, 0, 0, 0 }, /* IDSEL 4 (MV64360 #2)*/
93 { KATANA_PCI_INTC_IRQ_3750, 0, 0, 0 }, /* IDSEL 5 (MV64360 #3)*/
95 const long min_idsel = 3, max_idsel = 5, irqs_per_slot = 4;
97 return PCI_IRQ_TABLE_LOOKUP;
101 katana_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
106 return katana_irq_lookup_750i(idsel, pin);
109 return katana_irq_lookup_3750(idsel, pin);
112 printk(KERN_ERR "Bogus board ID\n");
117 /* Board info retrieval routines */
119 katana_get_board_id(void)
121 switch (in_8(cpld_base + KATANA_CPLD_PRODUCT_ID)) {
122 case KATANA_PRODUCT_ID_3750:
123 katana_id = KATANA_ID_3750;
126 case KATANA_PRODUCT_ID_750i:
127 katana_id = KATANA_ID_750I;
130 case KATANA_PRODUCT_ID_752i:
131 katana_id = KATANA_ID_752I;
135 printk(KERN_ERR "Unsupported board\n");
140 katana_get_proc_num(void)
144 static int proc = -1;
145 static u8 first_time = 1;
148 if (katana_id != KATANA_ID_3750)
151 save_exclude = mv64x60_pci_exclude_bridge;
152 mv64x60_pci_exclude_bridge = 0;
154 early_read_config_word(bh.hose_b, 0,
155 PCI_DEVFN(0,0), PCI_DEVICE_ID, &val);
157 mv64x60_pci_exclude_bridge = save_exclude;
160 case PCI_DEVICE_ID_KATANA_3750_PROC0:
164 case PCI_DEVICE_ID_KATANA_3750_PROC1:
168 case PCI_DEVICE_ID_KATANA_3750_PROC2:
173 printk(KERN_ERR "Bogus Device ID\n");
184 katana_is_monarch(void)
186 return in_8(cpld_base + KATANA_CPLD_BD_CFG_3) &
187 KATANA_CPLD_BD_CFG_3_MONARCH;
191 katana_setup_bridge(void)
193 struct pci_controller hose;
194 struct mv64x60_setup_info si;
202 * Some versions of the Katana firmware mistakenly change the vendor
203 * & device id fields in the bridge's pci device (visible via pci
204 * config accesses). This breaks mv64x60_init() because those values
205 * are used to identify the type of bridge that's there. Artesyn
206 * claims that the subsystem vendor/device id's will have the correct
207 * Marvell values so this code puts back the correct values from there.
209 memset(&hose, 0, sizeof(hose));
210 vaddr = ioremap(CONFIG_MV64X60_NEW_BASE, MV64x60_INTERNAL_SPACE_SIZE);
211 setup_indirect_pci_nomap(&hose, vaddr + MV64x60_PCI0_CONFIG_ADDR,
212 vaddr + MV64x60_PCI0_CONFIG_DATA);
213 save_exclude = mv64x60_pci_exclude_bridge;
214 mv64x60_pci_exclude_bridge = 0;
216 early_read_config_word(&hose, 0, PCI_DEVFN(0, 0), PCI_VENDOR_ID, &val);
218 if (val != PCI_VENDOR_ID_MARVELL) {
219 early_read_config_word(&hose, 0, PCI_DEVFN(0, 0),
220 PCI_SUBSYSTEM_VENDOR_ID, &val);
221 early_write_config_word(&hose, 0, PCI_DEVFN(0, 0),
223 early_read_config_word(&hose, 0, PCI_DEVFN(0, 0),
224 PCI_SUBSYSTEM_ID, &val);
225 early_write_config_word(&hose, 0, PCI_DEVFN(0, 0),
230 * While we're in here, set the hotswap register correctly.
231 * Turn off blue LED; mask ENUM#, clear insertion & extraction bits.
233 early_read_config_dword(&hose, 0, PCI_DEVFN(0, 0),
234 MV64360_PCICFG_CPCI_HOTSWAP, &v);
236 v |= ((1<<17) | (1<<22) | (1<<23));
237 early_write_config_dword(&hose, 0, PCI_DEVFN(0, 0),
238 MV64360_PCICFG_CPCI_HOTSWAP, v);
240 /* While we're at it, grab the bridge type for later */
241 early_read_config_word(&hose, 0, PCI_DEVFN(0, 0), PCI_DEVICE_ID, &type);
243 mv64x60_pci_exclude_bridge = save_exclude;
246 memset(&si, 0, sizeof(si));
248 si.phys_reg_base = CONFIG_MV64X60_NEW_BASE;
250 si.pci_1.enable_bus = 1;
251 si.pci_1.pci_io.cpu_base = KATANA_PCI1_IO_START_PROC_ADDR;
252 si.pci_1.pci_io.pci_base_hi = 0;
253 si.pci_1.pci_io.pci_base_lo = KATANA_PCI1_IO_START_PCI_ADDR;
254 si.pci_1.pci_io.size = KATANA_PCI1_IO_SIZE;
255 si.pci_1.pci_io.swap = MV64x60_CPU2PCI_SWAP_NONE;
256 si.pci_1.pci_mem[0].cpu_base = KATANA_PCI1_MEM_START_PROC_ADDR;
257 si.pci_1.pci_mem[0].pci_base_hi = KATANA_PCI1_MEM_START_PCI_HI_ADDR;
258 si.pci_1.pci_mem[0].pci_base_lo = KATANA_PCI1_MEM_START_PCI_LO_ADDR;
259 si.pci_1.pci_mem[0].size = KATANA_PCI1_MEM_SIZE;
260 si.pci_1.pci_mem[0].swap = MV64x60_CPU2PCI_SWAP_NONE;
261 si.pci_1.pci_cmd_bits = 0;
262 si.pci_1.latency_timer = 0x80;
264 for (i = 0; i < MV64x60_CPU2MEM_WINDOWS; i++) {
265 #if defined(CONFIG_NOT_COHERENT_CACHE)
266 si.cpu_prot_options[i] = 0;
267 si.enet_options[i] = MV64360_ENET2MEM_SNOOP_NONE;
268 si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_NONE;
269 si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_NONE;
271 si.pci_1.acc_cntl_options[i] =
272 MV64360_PCI_ACC_CNTL_SNOOP_NONE |
273 MV64360_PCI_ACC_CNTL_SWAP_NONE |
274 MV64360_PCI_ACC_CNTL_MBURST_128_BYTES |
275 MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES;
277 si.cpu_prot_options[i] = 0;
278 si.enet_options[i] = MV64360_ENET2MEM_SNOOP_WB;
279 si.mpsc_options[i] = MV64360_MPSC2MEM_SNOOP_WB;
280 si.idma_options[i] = MV64360_IDMA2MEM_SNOOP_WB;
282 si.pci_1.acc_cntl_options[i] =
283 MV64360_PCI_ACC_CNTL_SNOOP_WB |
284 MV64360_PCI_ACC_CNTL_SWAP_NONE |
285 MV64360_PCI_ACC_CNTL_MBURST_32_BYTES |
286 ((type == PCI_DEVICE_ID_MARVELL_MV64360) ?
287 MV64360_PCI_ACC_CNTL_RDSIZE_32_BYTES :
288 MV64360_PCI_ACC_CNTL_RDSIZE_256_BYTES);
292 /* Lookup PCI host bridges */
293 if (mv64x60_init(&bh, &si))
294 printk(KERN_WARNING "Bridge initialization failed.\n");
296 pci_dram_offset = 0; /* sys mem at same addr on PCI & cpu bus */
297 ppc_md.pci_swizzle = common_swizzle;
298 ppc_md.pci_map_irq = katana_map_irq;
299 ppc_md.pci_exclude_device = mv64x60_pci_exclude_device;
301 mv64x60_set_bus(&bh, 1, 0);
302 bh.hose_b->first_busno = 0;
303 bh.hose_b->last_busno = 0xff;
306 * Need to access hotswap reg which is in the pci config area of the
307 * bridge's hose 0. Note that pcibios_alloc_controller() can't be used
308 * to alloc hose_a b/c that would make hose 0 known to the generic
309 * pci code which we don't want.
311 bh.hose_a = &katana_hose_a;
312 setup_indirect_pci_nomap(bh.hose_a,
313 bh.v_base + MV64x60_PCI0_CONFIG_ADDR,
314 bh.v_base + MV64x60_PCI0_CONFIG_DATA);
317 /* Bridge & platform setup routines */
319 katana_intr_setup(void)
321 if (bh.type == MV64x60_TYPE_MV64460) /* As per instns from Marvell */
322 mv64x60_clr_bits(&bh, MV64x60_CPU_MASTER_CNTL, 1 << 15);
324 /* MPP 8, 9, and 10 */
325 mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_1, 0xfff);
328 if ((katana_id == KATANA_ID_750I) || (katana_id == KATANA_ID_752I))
329 mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_1, 0x0f000000);
332 * Define GPP 8,9,and 10 interrupt polarity as active low
333 * input signal and level triggered
335 mv64x60_set_bits(&bh, MV64x60_GPP_LEVEL_CNTL, 0x700);
336 mv64x60_clr_bits(&bh, MV64x60_GPP_IO_CNTL, 0x700);
338 if ((katana_id == KATANA_ID_750I) || (katana_id == KATANA_ID_752I)) {
339 mv64x60_set_bits(&bh, MV64x60_GPP_LEVEL_CNTL, (1<<14));
340 mv64x60_clr_bits(&bh, MV64x60_GPP_IO_CNTL, (1<<14));
343 /* Config GPP intr ctlr to respond to level trigger */
344 mv64x60_set_bits(&bh, MV64x60_COMM_ARBITER_CNTL, (1<<10));
346 if (bh.type == MV64x60_TYPE_MV64360) {
347 /* Erratum FEr PCI-#9 */
348 mv64x60_clr_bits(&bh, MV64x60_PCI1_CMD,
349 (1<<4) | (1<<5) | (1<<6) | (1<<7));
350 mv64x60_set_bits(&bh, MV64x60_PCI1_CMD, (1<<8) | (1<<9));
352 mv64x60_clr_bits(&bh, MV64x60_PCI1_CMD, (1<<6) | (1<<7));
353 mv64x60_set_bits(&bh, MV64x60_PCI1_CMD,
354 (1<<4) | (1<<5) | (1<<8) | (1<<9));
358 * Dismiss and then enable interrupt on GPP interrupt cause
361 mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, ~0x700);
362 mv64x60_set_bits(&bh, MV64x60_GPP_INTR_MASK, 0x700);
364 if ((katana_id == KATANA_ID_750I) || (katana_id == KATANA_ID_752I)) {
365 mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE, ~(1<<14));
366 mv64x60_set_bits(&bh, MV64x60_GPP_INTR_MASK, (1<<14));
370 * Dismiss and then enable interrupt on CPU #0 high cause reg
371 * BIT25 summarizes GPP interrupts 8-15
373 mv64x60_set_bits(&bh, MV64360_IC_CPU0_INTR_MASK_HI, (1<<25));
377 katana_setup_peripherals(void)
381 /* Set up windows for boot CS, soldered & socketed flash, and CPLD */
382 mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN,
383 KATANA_BOOT_WINDOW_BASE, KATANA_BOOT_WINDOW_SIZE, 0);
384 bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN);
386 /* Assume firmware set up window sizes correctly for dev 0 & 1 */
387 mv64x60_get_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, &base,
388 &katana_flash_size_0);
390 if (katana_flash_size_0 > 0) {
391 mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN,
392 KATANA_SOLDERED_FLASH_BASE, katana_flash_size_0, 0);
393 bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN);
396 mv64x60_get_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, &base,
397 &katana_flash_size_1);
399 if (katana_flash_size_1 > 0) {
400 mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN,
401 (KATANA_SOLDERED_FLASH_BASE + katana_flash_size_0),
402 katana_flash_size_1, 0);
403 bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN);
406 mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN,
407 KATANA_SOCKET_BASE, KATANA_SOCKETED_FLASH_SIZE, 0);
408 bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN);
410 mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_3_WIN,
411 KATANA_CPLD_BASE, KATANA_CPLD_SIZE, 0);
412 bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_3_WIN);
413 cpld_base = ioremap(KATANA_CPLD_BASE, KATANA_CPLD_SIZE);
415 mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN,
416 KATANA_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0);
417 bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN);
418 sram_base = ioremap(KATANA_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE);
420 /* Set up Enet->SRAM window */
421 mv64x60_set_32bit_window(&bh, MV64x60_ENET2MEM_4_WIN,
422 KATANA_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0x2);
423 bh.ci->enable_window_32bit(&bh, MV64x60_ENET2MEM_4_WIN);
425 /* Give enet r/w access to memory region */
426 mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_0, (0x3 << (4 << 1)));
427 mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_1, (0x3 << (4 << 1)));
428 mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_2, (0x3 << (4 << 1)));
430 mv64x60_clr_bits(&bh, MV64x60_PCI1_PCI_DECODE_CNTL, (1 << 3));
431 mv64x60_clr_bits(&bh, MV64x60_TIMR_CNTR_0_3_CNTL,
432 ((1 << 0) | (1 << 8) | (1 << 16) | (1 << 24)));
434 /* Must wait until window set up before retrieving board id */
435 katana_get_board_id();
437 /* Enumerate pci bus (must know board id before getting proc number) */
438 if (katana_get_proc_num() == 0)
439 bh.hose_b->last_busno = pciauto_bus_scan(bh.hose_b, 0);
441 #if defined(CONFIG_NOT_COHERENT_CACHE)
442 mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x00160000);
444 mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b2);
448 * Setting the SRAM to 0. Note that this generates parity errors on
449 * internal data path in SRAM since it's first time accessing it
450 * while after reset it's not configured.
452 memset(sram_base, 0, MV64360_SRAM_SIZE);
454 /* Only processor zero [on 3750] is an PCI interrupt controller */
455 if (katana_get_proc_num() == 0)
460 katana_enable_ipmi(void)
464 /* Enable access to IPMI ctlr by clearing IPMI PORTSEL bit in CPLD */
465 reset_out = in_8(cpld_base + KATANA_CPLD_RESET_OUT);
466 reset_out &= ~KATANA_CPLD_RESET_OUT_PORTSEL;
467 out_8(cpld_base + KATANA_CPLD_RESET_OUT, reset_out);
471 katana_setup_arch(void)
474 ppc_md.progress("katana_setup_arch: enter", 0);
478 #ifdef CONFIG_BLK_DEV_INITRD
480 ROOT_DEV = Root_RAM0;
483 #ifdef CONFIG_ROOT_NFS
486 ROOT_DEV = Root_SDA2;
490 * Set up the L2CR register.
492 * 750FX has only L2E, L2PE (bits 2-8 are reserved)
493 * DD2.0 has bug that requires the L2 to be in WRT mode
494 * avoid dirty data in cache
496 if (PVR_REV(mfspr(SPRN_PVR)) == 0x0200) {
497 printk(KERN_INFO "DD2.0 detected. Setting L2 cache"
498 "to Writethrough mode\n");
499 _set_L2CR(L2CR_L2E | L2CR_L2PE | L2CR_L2WT);
501 _set_L2CR(L2CR_L2E | L2CR_L2PE);
504 ppc_md.progress("katana_setup_arch: calling setup_bridge", 0);
506 katana_setup_bridge();
507 katana_setup_peripherals();
508 katana_enable_ipmi();
510 katana_bus_frequency = katana_bus_freq(cpld_base);
512 printk(KERN_INFO "Artesyn Communication Products, LLC - Katana(TM)\n");
514 ppc_md.progress("katana_setup_arch: exit", 0);
518 katana_fixup_resources(struct pci_dev *dev)
522 pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, L1_CACHE_BYTES>>2);
524 pci_read_config_word(dev, PCI_COMMAND, &v16);
525 v16 |= PCI_COMMAND_INVALIDATE | PCI_COMMAND_FAST_BACK;
526 pci_write_config_word(dev, PCI_COMMAND, v16);
529 static const unsigned int cpu_750xx[32] = { /* 750FX & 750GX */
530 0, 0, 2, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,/* 0-15*/
531 16, 17, 18, 19, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 0 /*16-31*/
535 katana_get_cpu_freq(void)
537 unsigned long pll_cfg;
539 pll_cfg = (mfspr(SPRN_HID1) & 0xf8000000) >> 27;
540 return katana_bus_frequency * cpu_750xx[pll_cfg]/2;
543 /* Platform device data fixup routines. */
544 #if defined(CONFIG_SERIAL_MPSC)
546 katana_fixup_mpsc_pdata(struct platform_device *pdev)
548 struct mpsc_pdata *pdata = (struct mpsc_pdata *)pdev->dev.platform_data;
549 bd_t *bdp = (bd_t *)__res;
551 if (bdp->bi_baudrate)
552 pdata->default_baud = bdp->bi_baudrate;
554 pdata->default_baud = KATANA_DEFAULT_BAUD;
556 pdata->max_idle = 40;
557 pdata->brg_clk_src = KATANA_MPSC_CLK_SRC;
559 * TCLK (not SysCLk) is routed to BRG, then to the MPSC. On most parts,
560 * TCLK == SysCLK but on 64460, they are separate pins.
561 * SysCLK can go up to 200 MHz but TCLK can only go up to 133 MHz.
563 pdata->brg_clk_freq = min(katana_bus_frequency, MV64x60_TCLK_FREQ_MAX);
567 #if defined(CONFIG_MV643XX_ETH)
569 katana_fixup_eth_pdata(struct platform_device *pdev)
571 struct mv643xx_eth_platform_data *eth_pd;
572 static u16 phy_addr[] = {
573 KATANA_ETH0_PHY_ADDR,
574 KATANA_ETH1_PHY_ADDR,
575 KATANA_ETH2_PHY_ADDR,
578 eth_pd = pdev->dev.platform_data;
579 eth_pd->force_phy_addr = 1;
580 eth_pd->phy_addr = phy_addr[pdev->id];
581 eth_pd->tx_queue_size = KATANA_ETH_TX_QUEUE_SIZE;
582 eth_pd->rx_queue_size = KATANA_ETH_RX_QUEUE_SIZE;
586 #if defined(CONFIG_SYSFS)
588 katana_fixup_mv64xxx_pdata(struct platform_device *pdev)
590 struct mv64xxx_pdata *pdata = (struct mv64xxx_pdata *)
591 pdev->dev.platform_data;
593 /* Katana supports the mv64xxx hotswap register */
594 pdata->hs_reg_valid = 1;
599 katana_platform_notify(struct device *dev)
603 void ((*rtn)(struct platform_device *pdev));
605 #if defined(CONFIG_SERIAL_MPSC)
606 { MPSC_CTLR_NAME ".0", katana_fixup_mpsc_pdata },
607 { MPSC_CTLR_NAME ".1", katana_fixup_mpsc_pdata },
609 #if defined(CONFIG_MV643XX_ETH)
610 { MV643XX_ETH_NAME ".0", katana_fixup_eth_pdata },
611 { MV643XX_ETH_NAME ".1", katana_fixup_eth_pdata },
612 { MV643XX_ETH_NAME ".2", katana_fixup_eth_pdata },
614 #if defined(CONFIG_SYSFS)
615 { MV64XXX_DEV_NAME ".0", katana_fixup_mv64xxx_pdata },
618 struct platform_device *pdev;
621 if (dev && dev->bus_id)
622 for (i=0; i<ARRAY_SIZE(dev_map); i++)
623 if (!strncmp(dev->bus_id, dev_map[i].bus_id,
625 pdev = container_of(dev,
626 struct platform_device, dev);
627 dev_map[i].rtn(pdev);
633 #ifdef CONFIG_MTD_PHYSMAP
640 * MTD Layout depends on amount of soldered FLASH in system. Sizes in MB.
642 * FLASH Amount: 128 64 32 16
643 * ------------- --- -- -- --
645 * Primary Kernel: 1.5 1.5 1.5 1.5
646 * Primary fs: 30 30 <end> <end>
647 * Secondary Kernel: 1.5 1.5 N/A N/A
648 * Secondary fs: <end> <end> N/A N/A
649 * User: <overlays entire FLASH except for "Monitor" section>
652 katana_setup_mtd(void)
656 static struct mtd_partition *ptbl;
658 size = katana_flash_size_0 + katana_flash_size_1;
662 ptbl_entries = (size >= (64*MB)) ? 6 : 4;
664 if ((ptbl = kcalloc(ptbl_entries, sizeof(struct mtd_partition),
665 GFP_KERNEL)) == NULL) {
666 printk(KERN_WARNING "Can't alloc MTD partition table\n");
670 ptbl[0].name = "Monitor";
671 ptbl[0].size = KATANA_MTD_MONITOR_SIZE;
672 ptbl[1].name = "Primary Kernel";
673 ptbl[1].offset = MTDPART_OFS_NXTBLK;
674 ptbl[1].size = 0x00180000; /* 1.5 MB */
675 ptbl[2].name = "Primary Filesystem";
676 ptbl[2].offset = MTDPART_OFS_APPEND;
677 ptbl[2].size = MTDPART_SIZ_FULL; /* Correct for 16 & 32 MB */
678 ptbl[ptbl_entries-1].name = "User FLASH";
679 ptbl[ptbl_entries-1].offset = KATANA_MTD_MONITOR_SIZE;
680 ptbl[ptbl_entries-1].size = MTDPART_SIZ_FULL;
682 if (size >= (64*MB)) {
683 ptbl[2].size = 30*MB;
684 ptbl[3].name = "Secondary Kernel";
685 ptbl[3].offset = MTDPART_OFS_NXTBLK;
686 ptbl[3].size = 0x00180000; /* 1.5 MB */
687 ptbl[4].name = "Secondary Filesystem";
688 ptbl[4].offset = MTDPART_OFS_APPEND;
689 ptbl[4].size = MTDPART_SIZ_FULL;
692 physmap_map.size = size;
693 physmap_set_partitions(ptbl, ptbl_entries);
696 arch_initcall(katana_setup_mtd);
700 katana_restart(char *cmd)
704 /* issue hard reset to the reset command register */
705 out_8(cpld_base + KATANA_CPLD_RST_CMD, KATANA_CPLD_RST_CMD_HR);
708 panic("restart failed\n");
716 /* Turn on blue LED to indicate its okay to remove */
717 if (katana_id == KATANA_ID_750I) {
721 /* Set LOO bit in cPCI HotSwap reg of hose 0 to turn on LED. */
722 save_exclude = mv64x60_pci_exclude_bridge;
723 mv64x60_pci_exclude_bridge = 0;
724 early_read_config_dword(bh.hose_a, 0, PCI_DEVFN(0, 0),
725 MV64360_PCICFG_CPCI_HOTSWAP, &v);
728 early_write_config_dword(bh.hose_a, 0, PCI_DEVFN(0, 0),
729 MV64360_PCICFG_CPCI_HOTSWAP, v);
730 mv64x60_pci_exclude_bridge = save_exclude;
731 } else if (katana_id == KATANA_ID_752I) {
732 v = in_8(cpld_base + HSL_PLD_BASE + HSL_PLD_HOT_SWAP_OFF);
733 v |= HSL_PLD_HOT_SWAP_LED_BIT;
734 out_8(cpld_base + HSL_PLD_BASE + HSL_PLD_HOT_SWAP_OFF, v);
742 katana_power_off(void)
749 katana_show_cpuinfo(struct seq_file *m)
753 seq_printf(m, "cpu freq\t: %dMHz\n",
754 (katana_get_cpu_freq() + 500000) / 1000000);
755 seq_printf(m, "bus freq\t: %ldMHz\n",
756 ((long)katana_bus_frequency + 500000) / 1000000);
757 seq_printf(m, "vendor\t\t: Artesyn Communication Products, LLC\n");
759 seq_printf(m, "board\t\t: ");
762 seq_printf(m, "Katana 3750");
766 seq_printf(m, "Katana 750i");
770 seq_printf(m, "Katana 752i");
774 seq_printf(m, "Unknown");
777 seq_printf(m, " (product id: 0x%x)\n",
778 in_8(cpld_base + KATANA_CPLD_PRODUCT_ID));
780 seq_printf(m, "pci mode\t: %sMonarch\n",
781 katana_is_monarch()? "" : "Non-");
782 seq_printf(m, "hardware rev\t: 0x%x\n",
783 in_8(cpld_base+KATANA_CPLD_HARDWARE_VER));
784 seq_printf(m, "pld rev\t\t: 0x%x\n",
785 in_8(cpld_base + KATANA_CPLD_PLD_VER));
788 case MV64x60_TYPE_GT64260A:
791 case MV64x60_TYPE_GT64260B:
794 case MV64x60_TYPE_MV64360:
797 case MV64x60_TYPE_MV64460:
803 seq_printf(m, "bridge type\t: %s\n", s);
804 seq_printf(m, "bridge rev\t: 0x%x\n", bh.rev);
805 #if defined(CONFIG_NOT_COHERENT_CACHE)
806 seq_printf(m, "coherency\t: %s\n", "off");
808 seq_printf(m, "coherency\t: %s\n", "on");
815 katana_calibrate_decr(void)
819 freq = katana_bus_frequency / 4;
821 printk(KERN_INFO "time_init: decrementer frequency = %lu.%.6lu MHz\n",
822 (long)freq / 1000000, (long)freq % 1000000);
824 tb_ticks_per_jiffy = freq / HZ;
825 tb_to_us = mulhwu_scale_factor(freq, 1000000);
829 * The katana supports both uImage and zImage. If uImage, get the mem size
830 * from the bd info. If zImage, the bootwrapper adds a BI_MEMSIZE entry in
831 * the bi_rec data which is sucked out and put into boot_mem_size by
832 * parse_bootinfo(). MMU_init() will then use the boot_mem_size for the mem
833 * size and not call this routine. The only way this will fail is when a uImage
834 * is used but the fw doesn't pass in a valid bi_memsize. This should never
838 katana_find_end_of_memory(void)
840 bd_t *bdp = (bd_t *)__res;
841 return bdp->bi_memsize;
844 #if defined(CONFIG_I2C_MV64XXX) && defined(CONFIG_SENSORS_M41T00)
845 extern ulong m41t00_get_rtc_time(void);
846 extern int m41t00_set_rtc_time(ulong);
849 katana_rtc_hookup(void)
853 ppc_md.get_rtc_time = m41t00_get_rtc_time;
854 ppc_md.set_rtc_time = m41t00_set_rtc_time;
857 tv.tv_sec = (ppc_md.get_rtc_time)();
858 do_settimeofday(&tv);
862 late_initcall(katana_rtc_hookup);
865 #if defined(CONFIG_SERIAL_TEXT_DEBUG) && defined(CONFIG_SERIAL_MPSC_CONSOLE)
869 io_block_mapping(0xf8100000, 0xf8100000, 0x00020000, _PAGE_IO);
874 platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
875 unsigned long r6, unsigned long r7)
877 parse_bootinfo(find_bootinfo());
879 /* ASSUMPTION: If both r3 (bd_t pointer) and r6 (cmdline pointer)
880 * are non-zero, then we should use the board info from the bd_t
881 * structure and the cmdline pointed to by r6 instead of the
882 * information from birecs, if any. Otherwise, use the information
883 * from birecs as discovered by the preceeding call to
884 * parse_bootinfo(). This rule should work with both PPCBoot, which
885 * uses a bd_t board info structure, and the kernel boot wrapper,
889 /* copy board info structure */
890 memcpy((void *)__res, (void *)(r3+KERNELBASE), sizeof(bd_t));
891 /* copy command line */
892 *(char *)(r7+KERNELBASE) = 0;
893 strcpy(cmd_line, (char *)(r6+KERNELBASE));
896 #ifdef CONFIG_BLK_DEV_INITRD
897 /* take care of initrd if we have one */
899 initrd_start = r4 + KERNELBASE;
900 initrd_end = r5 + KERNELBASE;
902 #endif /* CONFIG_BLK_DEV_INITRD */
906 ppc_md.setup_arch = katana_setup_arch;
907 ppc_md.pcibios_fixup_resources = katana_fixup_resources;
908 ppc_md.show_cpuinfo = katana_show_cpuinfo;
909 ppc_md.init_IRQ = mv64360_init_irq;
910 ppc_md.get_irq = mv64360_get_irq;
911 ppc_md.restart = katana_restart;
912 ppc_md.power_off = katana_power_off;
913 ppc_md.halt = katana_halt;
914 ppc_md.find_end_of_memory = katana_find_end_of_memory;
915 ppc_md.calibrate_decr = katana_calibrate_decr;
917 #if defined(CONFIG_SERIAL_TEXT_DEBUG) && defined(CONFIG_SERIAL_MPSC_CONSOLE)
918 ppc_md.setup_io_mappings = katana_map_io;
919 ppc_md.progress = mv64x60_mpsc_progress;
920 mv64x60_progress_init(CONFIG_MV64X60_NEW_BASE);
923 #if defined(CONFIG_SERIAL_MPSC) || defined(CONFIG_MV643XX_ETH)
924 platform_notify = katana_platform_notify;