at91.c revision 266065
1155324Simp/*- 2155324Simp * Copyright (c) 2005 Olivier Houchard. All rights reserved. 3213496Scognet * Copyright (c) 2010 Greg Ansley. All rights reserved. 4155324Simp * 5155324Simp * Redistribution and use in source and binary forms, with or without 6155324Simp * modification, are permitted provided that the following conditions 7155324Simp * are met: 8155324Simp * 1. Redistributions of source code must retain the above copyright 9155324Simp * notice, this list of conditions and the following disclaimer. 10155324Simp * 2. Redistributions in binary form must reproduce the above copyright 11155324Simp * notice, this list of conditions and the following disclaimer in the 12155324Simp * documentation and/or other materials provided with the distribution. 13155324Simp * 14185265Simp * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15185265Simp * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16185265Simp * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17185265Simp * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 18185265Simp * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19185265Simp * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20185265Simp * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21185265Simp * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22185265Simp * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23185265Simp * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24185265Simp * SUCH DAMAGE. 25155324Simp */ 26155324Simp 27155324Simp#include <sys/cdefs.h> 28155324Simp__FBSDID("$FreeBSD: stable/10/sys/arm/at91/at91.c 266065 2014-05-14 18:16:32Z ian $"); 29155324Simp 30155324Simp#include <sys/param.h> 31155324Simp#include <sys/systm.h> 32155324Simp#include <sys/bus.h> 33155324Simp#include <sys/kernel.h> 34155324Simp#include <sys/malloc.h> 35155324Simp#include <sys/module.h> 36155324Simp 37155324Simp#include <vm/vm.h> 38155324Simp#include <vm/vm_kern.h> 39155324Simp#include <vm/pmap.h> 40155324Simp#include <vm/vm_page.h> 41155324Simp#include <vm/vm_extern.h> 42155324Simp 43155324Simp#define _ARM32_BUS_DMA_PRIVATE 44155324Simp#include <machine/bus.h> 45259364Sian#include <machine/devmap.h> 46155324Simp#include <machine/intr.h> 47155324Simp 48155324Simp#include <arm/at91/at91var.h> 49213496Scognet#include <arm/at91/at91_pmcvar.h> 50213496Scognet#include <arm/at91/at91_aicreg.h> 51155324Simp 52155324Simpstatic struct at91_softc *at91_softc; 53155324Simp 54178366Scognetstatic void at91_eoi(void *); 55178366Scognet 56259364Sianextern const struct arm_devmap_entry at91_devmap[]; 57213496Scognet 58213496Scognetuint32_t at91_master_clock; 59187599Simp 60155324Simpstatic int 61155324Simpat91_bs_map(void *t, bus_addr_t bpa, bus_size_t size, int flags, 62155324Simp bus_space_handle_t *bshp) 63155324Simp{ 64155324Simp vm_paddr_t pa, endpa; 65155324Simp 66155324Simp pa = trunc_page(bpa); 67235718Simp if (pa >= AT91_PA_BASE + 0xff00000) { 68235718Simp *bshp = pa - AT91_PA_BASE + AT91_BASE; 69155324Simp return (0); 70161704Scognet } 71235718Simp if (pa >= AT91_BASE + 0xff00000) 72161704Scognet return (0); 73155324Simp endpa = round_page(bpa + size); 74155324Simp 75155324Simp *bshp = (vm_offset_t)pmap_mapdev(pa, endpa - pa); 76236989Simp 77155324Simp return (0); 78155324Simp} 79155324Simp 80155324Simpstatic void 81164425Ssamat91_bs_unmap(void *t, bus_space_handle_t h, bus_size_t size) 82155324Simp{ 83155324Simp vm_offset_t va, endva; 84155324Simp 85155324Simp va = trunc_page((vm_offset_t)t); 86155324Simp endva = va + round_page(size); 87155324Simp 88155324Simp /* Free the kernel virtual mapping. */ 89254025Sjeff kva_free(va, endva - va); 90155324Simp} 91155324Simp 92155324Simpstatic int 93155324Simpat91_bs_subregion(void *t, bus_space_handle_t bsh, bus_size_t offset, 94155324Simp bus_size_t size, bus_space_handle_t *nbshp) 95155324Simp{ 96155324Simp 97155324Simp *nbshp = bsh + offset; 98155324Simp return (0); 99155324Simp} 100155324Simp 101156828Simpstatic void 102236989Simpat91_barrier(void *t, bus_space_handle_t bsh, bus_size_t size, bus_size_t b, 103156828Simp int a) 104156828Simp{ 105156828Simp} 106156828Simp 107213496Scognetstruct arm32_dma_range * 108213496Scognetbus_dma_get_range(void) 109213496Scognet{ 110213496Scognet 111213496Scognet return (NULL); 112213496Scognet} 113213496Scognet 114213496Scognetint 115213496Scognetbus_dma_get_range_nb(void) 116213496Scognet{ 117213496Scognet return (0); 118213496Scognet} 119213496Scognet 120155324Simpbs_protos(generic); 121155324Simpbs_protos(generic_armv4); 122155324Simp 123155324Simpstruct bus_space at91_bs_tag = { 124155324Simp /* cookie */ 125155324Simp (void *) 0, 126155324Simp 127155324Simp /* mapping/unmapping */ 128155324Simp at91_bs_map, 129155324Simp at91_bs_unmap, 130155324Simp at91_bs_subregion, 131155324Simp 132155324Simp /* allocation/deallocation */ 133155324Simp NULL, 134155324Simp NULL, 135155324Simp 136155324Simp /* barrier */ 137156828Simp at91_barrier, 138155324Simp 139155324Simp /* read (single) */ 140155324Simp generic_bs_r_1, 141155324Simp generic_armv4_bs_r_2, 142155324Simp generic_bs_r_4, 143155324Simp NULL, 144155324Simp 145155324Simp /* read multiple */ 146155324Simp generic_bs_rm_1, 147155324Simp generic_armv4_bs_rm_2, 148155324Simp generic_bs_rm_4, 149155324Simp NULL, 150155324Simp 151155324Simp /* read region */ 152158746Scognet generic_bs_rr_1, 153155324Simp generic_armv4_bs_rr_2, 154155324Simp generic_bs_rr_4, 155155324Simp NULL, 156155324Simp 157155324Simp /* write (single) */ 158155324Simp generic_bs_w_1, 159155324Simp generic_armv4_bs_w_2, 160155324Simp generic_bs_w_4, 161155324Simp NULL, 162155324Simp 163155324Simp /* write multiple */ 164155324Simp generic_bs_wm_1, 165155324Simp generic_armv4_bs_wm_2, 166155324Simp generic_bs_wm_4, 167155324Simp NULL, 168155324Simp 169155324Simp /* write region */ 170155324Simp NULL, 171155324Simp generic_armv4_bs_wr_2, 172155324Simp generic_bs_wr_4, 173155324Simp NULL, 174155324Simp 175155324Simp /* set multiple */ 176155324Simp NULL, 177155324Simp NULL, 178155324Simp NULL, 179155324Simp NULL, 180155324Simp 181155324Simp /* set region */ 182155324Simp NULL, 183155324Simp generic_armv4_bs_sr_2, 184155324Simp generic_bs_sr_4, 185155324Simp NULL, 186155324Simp 187155324Simp /* copy */ 188155324Simp NULL, 189155324Simp generic_armv4_bs_c_2, 190155324Simp NULL, 191155324Simp NULL, 192184310Sstas 193184310Sstas /* read (single) stream */ 194184310Sstas generic_bs_r_1, 195184310Sstas generic_armv4_bs_r_2, 196184310Sstas generic_bs_r_4, 197184310Sstas NULL, 198184310Sstas 199184310Sstas /* read multiple stream */ 200184310Sstas generic_bs_rm_1, 201184310Sstas generic_armv4_bs_rm_2, 202184310Sstas generic_bs_rm_4, 203184310Sstas NULL, 204184310Sstas 205184310Sstas /* read region stream */ 206184310Sstas generic_bs_rr_1, 207184310Sstas generic_armv4_bs_rr_2, 208184310Sstas generic_bs_rr_4, 209184310Sstas NULL, 210184310Sstas 211184310Sstas /* write (single) stream */ 212184310Sstas generic_bs_w_1, 213184310Sstas generic_armv4_bs_w_2, 214184310Sstas generic_bs_w_4, 215184310Sstas NULL, 216184310Sstas 217184310Sstas /* write multiple stream */ 218184310Sstas generic_bs_wm_1, 219184310Sstas generic_armv4_bs_wm_2, 220184310Sstas generic_bs_wm_4, 221184310Sstas NULL, 222184310Sstas 223184310Sstas /* write region stream */ 224184310Sstas NULL, 225184310Sstas generic_armv4_bs_wr_2, 226184310Sstas generic_bs_wr_4, 227184310Sstas NULL, 228155324Simp}; 229155324Simp 230155324Simpstatic int 231155324Simpat91_probe(device_t dev) 232155324Simp{ 233213496Scognet 234266065Sian device_set_desc(dev, soc_info.name); 235265999Sian return (BUS_PROBE_NOWILDCARD); 236155324Simp} 237155324Simp 238155324Simpstatic void 239155324Simpat91_identify(driver_t *drv, device_t parent) 240155324Simp{ 241155324Simp 242155324Simp BUS_ADD_CHILD(parent, 0, "atmelarm", 0); 243155324Simp} 244155324Simp 245238390Simpstatic void 246238390Simpat91_cpu_add_builtin_children(device_t dev, const struct cpu_devs *walker) 247238390Simp{ 248238390Simp int i; 249238390Simp 250238390Simp for (i = 1; walker->name; i++, walker++) { 251238390Simp at91_add_child(dev, i, walker->name, walker->unit, 252238390Simp walker->mem_base, walker->mem_len, walker->irq0, 253238390Simp walker->irq1, walker->irq2); 254238390Simp } 255238390Simp} 256238390Simp 257155324Simpstatic int 258155324Simpat91_attach(device_t dev) 259155324Simp{ 260155324Simp struct at91_softc *sc = device_get_softc(dev); 261259364Sian const struct arm_devmap_entry *pdevmap; 262238389Simp int i; 263155324Simp 264265999Sian arm_post_filter = at91_eoi; 265265999Sian 266155324Simp at91_softc = sc; 267155324Simp sc->sc_st = &at91_bs_tag; 268213496Scognet sc->sc_sh = AT91_BASE; 269238389Simp sc->sc_aic_sh = AT91_BASE + AT91_SYS_BASE; 270155324Simp sc->dev = dev; 271213496Scognet 272155324Simp sc->sc_irq_rman.rm_type = RMAN_ARRAY; 273164432Simp sc->sc_irq_rman.rm_descr = "AT91 IRQs"; 274155324Simp if (rman_init(&sc->sc_irq_rman) != 0 || 275155324Simp rman_manage_region(&sc->sc_irq_rman, 1, 31) != 0) 276155324Simp panic("at91_attach: failed to set up IRQ rman"); 277213496Scognet 278213496Scognet sc->sc_mem_rman.rm_type = RMAN_ARRAY; 279213496Scognet sc->sc_mem_rman.rm_descr = "AT91 Memory"; 280213496Scognet if (rman_init(&sc->sc_mem_rman) != 0) 281155324Simp panic("at91_attach: failed to set up memory rman"); 282235718Simp for (pdevmap = at91_devmap; pdevmap->pd_va != 0; pdevmap++) { 283213496Scognet if (rman_manage_region(&sc->sc_mem_rman, pdevmap->pd_va, 284213496Scognet pdevmap->pd_va + pdevmap->pd_size - 1) != 0) 285213496Scognet panic("at91_attach: failed to set up memory rman"); 286155324Simp } 287155324Simp 288238389Simp /* 289238389Simp * Setup the interrupt table. 290238389Simp */ 291238389Simp if (soc_info.soc_data == NULL || soc_info.soc_data->soc_irq_prio == NULL) 292238389Simp panic("Interrupt priority table missing\n"); 293238389Simp for (i = 0; i < 32; i++) { 294238389Simp bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_SVR + 295238389Simp i * 4, i); 296238389Simp /* Priority. */ 297238389Simp bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_SMR + i * 4, 298238389Simp soc_info.soc_data->soc_irq_prio[i]); 299238389Simp if (i < 8) 300238389Simp bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_EOICR, 301238389Simp 1); 302238389Simp } 303156828Simp 304238389Simp bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_SPU, 32); 305238389Simp /* No debug. */ 306238389Simp bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_DCR, 0); 307238389Simp /* Disable and clear all interrupts. */ 308238389Simp bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_IDCR, 0xffffffff); 309238389Simp bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_ICCR, 0xffffffff); 310238389Simp 311238390Simp /* 312238390Simp * Add this device's children... 313238390Simp */ 314238390Simp at91_cpu_add_builtin_children(dev, soc_info.soc_data->soc_children); 315238398Simp soc_info.soc_data->soc_clock_init(); 316156828Simp 317155324Simp bus_generic_probe(dev); 318155324Simp bus_generic_attach(dev); 319155324Simp enable_interrupts(I32_bit | F32_bit); 320155324Simp return (0); 321155324Simp} 322155324Simp 323155324Simpstatic struct resource * 324155324Simpat91_alloc_resource(device_t dev, device_t child, int type, int *rid, 325155324Simp u_long start, u_long end, u_long count, u_int flags) 326155324Simp{ 327155324Simp struct at91_softc *sc = device_get_softc(dev); 328155324Simp struct resource_list_entry *rle; 329155324Simp struct at91_ivar *ivar = device_get_ivars(child); 330155324Simp struct resource_list *rl = &ivar->resources; 331155324Simp 332155324Simp if (device_get_parent(child) != dev) 333155324Simp return (BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 334155324Simp type, rid, start, end, count, flags)); 335155324Simp 336155324Simp rle = resource_list_find(rl, type, *rid); 337155324Simp if (rle == NULL) 338155324Simp return (NULL); 339155324Simp if (rle->res) 340155324Simp panic("Resource rid %d type %d already in use", *rid, type); 341155324Simp if (start == 0UL && end == ~0UL) { 342155324Simp start = rle->start; 343155324Simp count = ulmax(count, rle->count); 344155324Simp end = ulmax(rle->end, start + count - 1); 345155324Simp } 346155324Simp switch (type) 347155324Simp { 348155324Simp case SYS_RES_IRQ: 349155324Simp rle->res = rman_reserve_resource(&sc->sc_irq_rman, 350155324Simp start, end, count, flags, child); 351155324Simp break; 352155324Simp case SYS_RES_MEMORY: 353182805Simp rle->res = rman_reserve_resource(&sc->sc_mem_rman, 354182805Simp start, end, count, flags, child); 355184309Sstas if (rle->res != NULL) { 356184309Sstas rman_set_bustag(rle->res, &at91_bs_tag); 357184309Sstas rman_set_bushandle(rle->res, start); 358184309Sstas } 359155324Simp break; 360155324Simp } 361155324Simp if (rle->res) { 362155324Simp rle->start = rman_get_start(rle->res); 363155324Simp rle->end = rman_get_end(rle->res); 364155324Simp rle->count = count; 365157891Simp rman_set_rid(rle->res, *rid); 366155324Simp } 367155324Simp return (rle->res); 368155324Simp} 369155324Simp 370155324Simpstatic struct resource_list * 371155324Simpat91_get_resource_list(device_t dev, device_t child) 372155324Simp{ 373155324Simp struct at91_ivar *ivar; 374155324Simp 375155324Simp ivar = device_get_ivars(child); 376155324Simp return (&(ivar->resources)); 377155324Simp} 378155324Simp 379155324Simpstatic int 380155324Simpat91_release_resource(device_t dev, device_t child, int type, 381155324Simp int rid, struct resource *r) 382155324Simp{ 383155324Simp struct resource_list *rl; 384155324Simp struct resource_list_entry *rle; 385155324Simp 386155324Simp rl = at91_get_resource_list(dev, child); 387155324Simp if (rl == NULL) 388155324Simp return (EINVAL); 389155324Simp rle = resource_list_find(rl, type, rid); 390155324Simp if (rle == NULL) 391155324Simp return (EINVAL); 392155324Simp rman_release_resource(r); 393155324Simp rle->res = NULL; 394155324Simp return (0); 395155324Simp} 396155324Simp 397155324Simpstatic int 398155324Simpat91_setup_intr(device_t dev, device_t child, 399236989Simp struct resource *ires, int flags, driver_filter_t *filt, 400236989Simp driver_intr_t *intr, void *arg, void **cookiep) 401155324Simp{ 402226832Skevlo int error; 403161704Scognet 404238348Simp if (rman_get_start(ires) == AT91_IRQ_SYSTEM && filt == NULL) 405167261Spiso panic("All system interrupt ISRs must be FILTER"); 406226832Skevlo error = BUS_SETUP_INTR(device_get_parent(dev), child, ires, flags, 407226832Skevlo filt, intr, arg, cookiep); 408226832Skevlo if (error) 409226832Skevlo return (error); 410226832Skevlo 411155324Simp return (0); 412155324Simp} 413155324Simp 414155324Simpstatic int 415155324Simpat91_teardown_intr(device_t dev, device_t child, struct resource *res, 416155324Simp void *cookie) 417155324Simp{ 418155324Simp struct at91_softc *sc = device_get_softc(dev); 419155324Simp 420236989Simp bus_space_write_4(sc->sc_st, sc->sc_aic_sh, IC_IDCR, 421155324Simp 1 << rman_get_start(res)); 422155324Simp return (BUS_TEARDOWN_INTR(device_get_parent(dev), child, res, cookie)); 423155324Simp} 424155324Simp 425155324Simpstatic int 426155324Simpat91_activate_resource(device_t bus, device_t child, int type, int rid, 427155324Simp struct resource *r) 428155324Simp{ 429155324Simp#if 0 430155324Simp u_long p; 431155324Simp int error; 432155324Simp 433155324Simp if (type == SYS_RES_MEMORY) { 434155324Simp error = bus_space_map(rman_get_bustag(r), 435155324Simp rman_get_bushandle(r), rman_get_size(r), 0, &p); 436236989Simp if (error) 437155324Simp return (error); 438155324Simp rman_set_bushandle(r, p); 439155324Simp } 440155324Simp#endif 441155324Simp return (rman_activate_resource(r)); 442155324Simp} 443155324Simp 444155324Simpstatic int 445155324Simpat91_print_child(device_t dev, device_t child) 446155324Simp{ 447155324Simp struct at91_ivar *ivars; 448155324Simp struct resource_list *rl; 449155324Simp int retval = 0; 450155324Simp 451155324Simp ivars = device_get_ivars(child); 452155324Simp rl = &ivars->resources; 453155324Simp 454155324Simp retval += bus_print_child_header(dev, child); 455155324Simp 456155324Simp retval += resource_list_print_type(rl, "port", SYS_RES_IOPORT, "%#lx"); 457155324Simp retval += resource_list_print_type(rl, "mem", SYS_RES_MEMORY, "%#lx"); 458155324Simp retval += resource_list_print_type(rl, "irq", SYS_RES_IRQ, "%ld"); 459155324Simp if (device_get_flags(dev)) 460155324Simp retval += printf(" flags %#x", device_get_flags(dev)); 461155324Simp 462155324Simp retval += bus_print_child_footer(dev, child); 463155324Simp 464155324Simp return (retval); 465155324Simp} 466155324Simp 467155324Simpvoid 468155324Simparm_mask_irq(uintptr_t nb) 469155324Simp{ 470155324Simp 471236989Simp bus_space_write_4(at91_softc->sc_st, 472213496Scognet at91_softc->sc_aic_sh, IC_IDCR, 1 << nb); 473155324Simp} 474155324Simp 475155324Simpint 476193847Smarcelarm_get_next_irq(int last __unused) 477155324Simp{ 478155324Simp int status; 479155324Simp int irq; 480155324Simp 481155324Simp irq = bus_space_read_4(at91_softc->sc_st, 482213496Scognet at91_softc->sc_aic_sh, IC_IVR); 483155324Simp status = bus_space_read_4(at91_softc->sc_st, 484213496Scognet at91_softc->sc_aic_sh, IC_ISR); 485155324Simp if (status == 0) { 486155324Simp bus_space_write_4(at91_softc->sc_st, 487213496Scognet at91_softc->sc_aic_sh, IC_EOICR, 1); 488155324Simp return (-1); 489155324Simp } 490155324Simp return (irq); 491155324Simp} 492155324Simp 493155324Simpvoid 494155324Simparm_unmask_irq(uintptr_t nb) 495155324Simp{ 496155324Simp 497236989Simp bus_space_write_4(at91_softc->sc_st, 498213496Scognet at91_softc->sc_aic_sh, IC_IECR, 1 << nb); 499213496Scognet bus_space_write_4(at91_softc->sc_st, at91_softc->sc_aic_sh, 500155324Simp IC_EOICR, 0); 501155324Simp} 502155324Simp 503178366Scognetstatic void 504178366Scognetat91_eoi(void *unused) 505178366Scognet{ 506213496Scognet bus_space_write_4(at91_softc->sc_st, at91_softc->sc_aic_sh, 507178366Scognet IC_EOICR, 0); 508178366Scognet} 509178366Scognet 510238334Simpvoid 511238334Simpat91_add_child(device_t dev, int prio, const char *name, int unit, 512238334Simp bus_addr_t addr, bus_size_t size, int irq0, int irq1, int irq2) 513238334Simp{ 514238334Simp device_t kid; 515238334Simp struct at91_ivar *ivar; 516238334Simp 517238334Simp kid = device_add_child_ordered(dev, prio, name, unit); 518238334Simp if (kid == NULL) { 519238334Simp printf("Can't add child %s%d ordered\n", name, unit); 520238334Simp return; 521238334Simp } 522238334Simp ivar = malloc(sizeof(*ivar), M_DEVBUF, M_NOWAIT | M_ZERO); 523238334Simp if (ivar == NULL) { 524238334Simp device_delete_child(dev, kid); 525238334Simp printf("Can't add alloc ivar\n"); 526238334Simp return; 527238334Simp } 528238334Simp device_set_ivars(kid, ivar); 529238334Simp resource_list_init(&ivar->resources); 530238334Simp if (irq0 != -1) { 531238334Simp bus_set_resource(kid, SYS_RES_IRQ, 0, irq0, 1); 532238334Simp if (irq0 != AT91_IRQ_SYSTEM) 533238334Simp at91_pmc_clock_add(device_get_nameunit(kid), irq0, 0); 534238334Simp } 535238334Simp if (irq1 != 0) 536238334Simp bus_set_resource(kid, SYS_RES_IRQ, 1, irq1, 1); 537238334Simp if (irq2 != 0) 538238334Simp bus_set_resource(kid, SYS_RES_IRQ, 2, irq2, 1); 539238334Simp if (addr != 0 && addr < AT91_BASE) 540238334Simp addr += AT91_BASE; 541238334Simp if (addr != 0) 542238334Simp bus_set_resource(kid, SYS_RES_MEMORY, 0, addr, size); 543238334Simp} 544238334Simp 545155324Simpstatic device_method_t at91_methods[] = { 546155324Simp DEVMETHOD(device_probe, at91_probe), 547155324Simp DEVMETHOD(device_attach, at91_attach), 548155324Simp DEVMETHOD(device_identify, at91_identify), 549155324Simp 550155324Simp DEVMETHOD(bus_alloc_resource, at91_alloc_resource), 551155324Simp DEVMETHOD(bus_setup_intr, at91_setup_intr), 552155324Simp DEVMETHOD(bus_teardown_intr, at91_teardown_intr), 553155324Simp DEVMETHOD(bus_activate_resource, at91_activate_resource), 554155324Simp DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), 555155324Simp DEVMETHOD(bus_get_resource_list,at91_get_resource_list), 556155324Simp DEVMETHOD(bus_set_resource, bus_generic_rl_set_resource), 557155324Simp DEVMETHOD(bus_get_resource, bus_generic_rl_get_resource), 558155324Simp DEVMETHOD(bus_release_resource, at91_release_resource), 559155324Simp DEVMETHOD(bus_print_child, at91_print_child), 560155324Simp 561155324Simp {0, 0}, 562155324Simp}; 563155324Simp 564155324Simpstatic driver_t at91_driver = { 565155324Simp "atmelarm", 566155324Simp at91_methods, 567155324Simp sizeof(struct at91_softc), 568155324Simp}; 569213496Scognet 570155324Simpstatic devclass_t at91_devclass; 571155324Simp 572155324SimpDRIVER_MODULE(atmelarm, nexus, at91_driver, at91_devclass, 0, 0); 573