Lines Matching refs:nc
199 int (*remove)(struct atmel_nand_controller *nc);
200 void (*nand_init)(struct atmel_nand_controller *nc,
288 struct atmel_hsmc_nand_controller *nc = data; in atmel_nfc_interrupt() local
292 regmap_read(nc->base.smc, ATMEL_HSMC_NFC_SR, &sr); in atmel_nfc_interrupt()
294 rcvd = sr & (nc->op.wait | ATMEL_HSMC_NFC_SR_ERRORS); in atmel_nfc_interrupt()
295 done = atmel_nfc_op_done(&nc->op, sr); in atmel_nfc_interrupt()
298 regmap_write(nc->base.smc, ATMEL_HSMC_NFC_IDR, rcvd); in atmel_nfc_interrupt()
301 complete(&nc->complete); in atmel_nfc_interrupt()
306 static int atmel_nfc_wait(struct atmel_hsmc_nand_controller *nc, bool poll, in atmel_nfc_wait() argument
317 ret = regmap_read_poll_timeout(nc->base.smc, in atmel_nfc_wait()
319 atmel_nfc_op_done(&nc->op, in atmel_nfc_wait()
323 init_completion(&nc->complete); in atmel_nfc_wait()
324 regmap_write(nc->base.smc, ATMEL_HSMC_NFC_IER, in atmel_nfc_wait()
325 nc->op.wait | ATMEL_HSMC_NFC_SR_ERRORS); in atmel_nfc_wait()
326 ret = wait_for_completion_timeout(&nc->complete, in atmel_nfc_wait()
333 regmap_write(nc->base.smc, ATMEL_HSMC_NFC_IDR, 0xffffffff); in atmel_nfc_wait()
336 if (nc->op.errors & ATMEL_HSMC_NFC_SR_DTOE) { in atmel_nfc_wait()
337 dev_err(nc->base.dev, "Waiting NAND R/B Timeout\n"); in atmel_nfc_wait()
341 if (nc->op.errors & ATMEL_HSMC_NFC_SR_UNDEF) { in atmel_nfc_wait()
342 dev_err(nc->base.dev, "Access to an undefined area\n"); in atmel_nfc_wait()
346 if (nc->op.errors & ATMEL_HSMC_NFC_SR_AWB) { in atmel_nfc_wait()
347 dev_err(nc->base.dev, "Access while busy\n"); in atmel_nfc_wait()
351 if (nc->op.errors & ATMEL_HSMC_NFC_SR_NFCASE) { in atmel_nfc_wait()
352 dev_err(nc->base.dev, "Wrong access size\n"); in atmel_nfc_wait()
366 static int atmel_nand_dma_transfer(struct atmel_nand_controller *nc, in atmel_nand_dma_transfer() argument
375 buf_dma = dma_map_single(nc->dev, buf, len, dir); in atmel_nand_dma_transfer()
376 if (dma_mapping_error(nc->dev, dev_dma)) { in atmel_nand_dma_transfer()
377 dev_err(nc->dev, in atmel_nand_dma_transfer()
390 tx = dmaengine_prep_dma_memcpy(nc->dmac, dst_dma, src_dma, len, in atmel_nand_dma_transfer()
393 dev_err(nc->dev, "Failed to prepare DMA memcpy\n"); in atmel_nand_dma_transfer()
402 dev_err(nc->dev, "Failed to do DMA tx_submit\n"); in atmel_nand_dma_transfer()
406 dma_async_issue_pending(nc->dmac); in atmel_nand_dma_transfer()
412 dma_unmap_single(nc->dev, buf_dma, len, dir); in atmel_nand_dma_transfer()
415 dev_dbg(nc->dev, "Fall back to CPU I/O\n"); in atmel_nand_dma_transfer()
420 static int atmel_nfc_exec_op(struct atmel_hsmc_nand_controller *nc, bool poll) in atmel_nfc_exec_op() argument
422 u8 *addrs = nc->op.addrs; in atmel_nfc_exec_op()
427 nc->op.wait = ATMEL_HSMC_NFC_SR_CMDDONE; in atmel_nfc_exec_op()
429 for (i = 0; i < nc->op.ncmds; i++) in atmel_nfc_exec_op()
430 op |= ATMEL_NFC_CMD(i, nc->op.cmds[i]); in atmel_nfc_exec_op()
432 if (nc->op.naddrs == ATMEL_NFC_MAX_ADDR_CYCLES) in atmel_nfc_exec_op()
433 regmap_write(nc->base.smc, ATMEL_HSMC_NFC_ADDR, *addrs++); in atmel_nfc_exec_op()
435 op |= ATMEL_NFC_CSID(nc->op.cs) | in atmel_nfc_exec_op()
436 ATMEL_NFC_ACYCLE(nc->op.naddrs); in atmel_nfc_exec_op()
438 if (nc->op.ncmds > 1) in atmel_nfc_exec_op()
444 if (nc->op.data != ATMEL_NFC_NO_DATA) { in atmel_nfc_exec_op()
446 nc->op.wait |= ATMEL_HSMC_NFC_SR_XFRDONE; in atmel_nfc_exec_op()
448 if (nc->op.data == ATMEL_NFC_WRITE_DATA) in atmel_nfc_exec_op()
453 regmap_read(nc->base.smc, ATMEL_HSMC_NFC_SR, &val); in atmel_nfc_exec_op()
456 regmap_write(nc->io, op, addr); in atmel_nfc_exec_op()
458 ret = atmel_nfc_wait(nc, poll, 0); in atmel_nfc_exec_op()
460 dev_err(nc->base.dev, in atmel_nfc_exec_op()
465 memset(&nc->op, 0, sizeof(nc->op)); in atmel_nfc_exec_op()
473 struct atmel_nand_controller *nc; in atmel_nand_data_in() local
475 nc = to_nand_controller(nand->base.controller); in atmel_nand_data_in()
482 if (nc->dmac && virt_addr_valid(buf) && in atmel_nand_data_in()
484 !atmel_nand_dma_transfer(nc, buf, nand->activecs->io.dma, len, in atmel_nand_data_in()
497 struct atmel_nand_controller *nc; in atmel_nand_data_out() local
499 nc = to_nand_controller(nand->base.controller); in atmel_nand_data_out()
506 if (nc->dmac && virt_addr_valid(buf) && in atmel_nand_data_out()
508 !atmel_nand_dma_transfer(nc, (void *)buf, nand->activecs->io.dma, in atmel_nand_data_out()
530 struct atmel_hsmc_nand_controller *nc; in atmel_hsmc_nand_waitrdy() local
536 nc = to_hsmc_nand_controller(nand->base.controller); in atmel_hsmc_nand_waitrdy()
538 return regmap_read_poll_timeout_atomic(nc->base.smc, ATMEL_HSMC_NFC_SR, in atmel_hsmc_nand_waitrdy()
553 struct atmel_hsmc_nand_controller *nc; in atmel_hsmc_nand_select_target() local
559 nc = to_hsmc_nand_controller(nand->base.controller); in atmel_hsmc_nand_select_target()
560 if (nc->cfg == cfg) in atmel_hsmc_nand_select_target()
563 regmap_update_bits(nc->base.smc, ATMEL_HSMC_NFC_CFG, in atmel_hsmc_nand_select_target()
569 nc->cfg = cfg; in atmel_hsmc_nand_select_target()
575 struct atmel_nand_controller *nc; in atmel_smc_nand_exec_instr() local
578 nc = to_nand_controller(nand->base.controller); in atmel_smc_nand_exec_instr()
582 nand->activecs->io.virt + nc->caps->cle_offs); in atmel_smc_nand_exec_instr()
587 nand->activecs->io.virt + nc->caps->ale_offs); in atmel_smc_nand_exec_instr()
635 struct atmel_hsmc_nand_controller *nc; in atmel_hsmc_exec_cmd_addr() local
638 nc = to_hsmc_nand_controller(chip->controller); in atmel_hsmc_exec_cmd_addr()
640 nc->op.cs = nand->activecs->id; in atmel_hsmc_exec_cmd_addr()
645 nc->op.cmds[nc->op.ncmds++] = instr->ctx.cmd.opcode; in atmel_hsmc_exec_cmd_addr()
651 nc->op.addrs[nc->op.naddrs] = instr->ctx.addr.addrs[j]; in atmel_hsmc_exec_cmd_addr()
652 nc->op.naddrs++; in atmel_hsmc_exec_cmd_addr()
656 return atmel_nfc_exec_op(nc, true); in atmel_hsmc_exec_cmd_addr()
720 struct atmel_hsmc_nand_controller *nc; in atmel_nfc_copy_to_sram() local
723 nc = to_hsmc_nand_controller(chip->controller); in atmel_nfc_copy_to_sram()
725 if (nc->base.dmac) in atmel_nfc_copy_to_sram()
726 ret = atmel_nand_dma_transfer(&nc->base, (void *)buf, in atmel_nfc_copy_to_sram()
727 nc->sram.dma, mtd->writesize, in atmel_nfc_copy_to_sram()
732 memcpy_toio(nc->sram.virt, buf, mtd->writesize); in atmel_nfc_copy_to_sram()
735 memcpy_toio(nc->sram.virt + mtd->writesize, chip->oob_poi, in atmel_nfc_copy_to_sram()
743 struct atmel_hsmc_nand_controller *nc; in atmel_nfc_copy_from_sram() local
746 nc = to_hsmc_nand_controller(chip->controller); in atmel_nfc_copy_from_sram()
748 if (nc->base.dmac) in atmel_nfc_copy_from_sram()
749 ret = atmel_nand_dma_transfer(&nc->base, buf, nc->sram.dma, in atmel_nfc_copy_from_sram()
754 memcpy_fromio(buf, nc->sram.virt, mtd->writesize); in atmel_nfc_copy_from_sram()
757 memcpy_fromio(chip->oob_poi, nc->sram.virt + mtd->writesize, in atmel_nfc_copy_from_sram()
764 struct atmel_hsmc_nand_controller *nc; in atmel_nfc_set_op_addr() local
766 nc = to_hsmc_nand_controller(chip->controller); in atmel_nfc_set_op_addr()
769 nc->op.addrs[nc->op.naddrs++] = column; in atmel_nfc_set_op_addr()
775 nc->op.addrs[nc->op.naddrs++] = column >> 8; in atmel_nfc_set_op_addr()
779 nc->op.addrs[nc->op.naddrs++] = page; in atmel_nfc_set_op_addr()
780 nc->op.addrs[nc->op.naddrs++] = page >> 8; in atmel_nfc_set_op_addr()
783 nc->op.addrs[nc->op.naddrs++] = page >> 16; in atmel_nfc_set_op_addr()
790 struct atmel_nand_controller *nc; in atmel_nand_pmecc_enable() local
793 nc = to_nand_controller(chip->controller); in atmel_nand_pmecc_enable()
800 dev_err(nc->dev, in atmel_nand_pmecc_enable()
818 struct atmel_nand_controller *nc; in atmel_nand_pmecc_generate_eccbytes() local
823 nc = to_nand_controller(chip->controller); in atmel_nand_pmecc_generate_eccbytes()
830 dev_err(nc->dev, in atmel_nand_pmecc_generate_eccbytes()
853 struct atmel_nand_controller *nc; in atmel_nand_pmecc_correct_data() local
858 nc = to_nand_controller(chip->controller); in atmel_nand_pmecc_correct_data()
865 dev_err(nc->dev, in atmel_nand_pmecc_correct_data()
987 struct atmel_hsmc_nand_controller *nc; in atmel_hsmc_nand_pmecc_write_pg() local
991 nc = to_hsmc_nand_controller(chip->controller); in atmel_hsmc_nand_pmecc_write_pg()
995 nc->op.cmds[0] = NAND_CMD_SEQIN; in atmel_hsmc_nand_pmecc_write_pg()
996 nc->op.ncmds = 1; in atmel_hsmc_nand_pmecc_write_pg()
998 nc->op.cs = nand->activecs->id; in atmel_hsmc_nand_pmecc_write_pg()
999 nc->op.data = ATMEL_NFC_WRITE_DATA; in atmel_hsmc_nand_pmecc_write_pg()
1005 ret = atmel_nfc_exec_op(nc, false); in atmel_hsmc_nand_pmecc_write_pg()
1008 dev_err(nc->base.dev, in atmel_hsmc_nand_pmecc_write_pg()
1048 struct atmel_hsmc_nand_controller *nc; in atmel_hsmc_nand_pmecc_read_pg() local
1052 nc = to_hsmc_nand_controller(chip->controller); in atmel_hsmc_nand_pmecc_read_pg()
1063 nc->op.cmds[nc->op.ncmds++] = NAND_CMD_READ0; in atmel_hsmc_nand_pmecc_read_pg()
1066 nc->op.cmds[nc->op.ncmds++] = NAND_CMD_READSTART; in atmel_hsmc_nand_pmecc_read_pg()
1069 nc->op.cs = nand->activecs->id; in atmel_hsmc_nand_pmecc_read_pg()
1070 nc->op.data = ATMEL_NFC_READ_DATA; in atmel_hsmc_nand_pmecc_read_pg()
1076 ret = atmel_nfc_exec_op(nc, false); in atmel_hsmc_nand_pmecc_read_pg()
1079 dev_err(nc->base.dev, in atmel_hsmc_nand_pmecc_read_pg()
1116 struct atmel_nand_controller *nc; in atmel_nand_pmecc_init() local
1119 nc = to_nand_controller(chip->controller); in atmel_nand_pmecc_init()
1121 if (!nc->pmecc) { in atmel_nand_pmecc_init()
1122 dev_err(nc->dev, "HW ECC not supported\n"); in atmel_nand_pmecc_init()
1126 if (nc->caps->legacy_of_bindings) { in atmel_nand_pmecc_init()
1129 if (!of_property_read_u32(nc->dev->of_node, "atmel,pmecc-cap", in atmel_nand_pmecc_init()
1133 if (!of_property_read_u32(nc->dev->of_node, in atmel_nand_pmecc_init()
1166 nand->pmecc = atmel_pmecc_create_user(nc->pmecc, &req); in atmel_nand_pmecc_init()
1184 struct atmel_nand_controller *nc; in atmel_nand_ecc_init() local
1187 nc = to_nand_controller(chip->controller); in atmel_nand_ecc_init()
1210 dev_err(nc->dev, "Unsupported ECC mode: %d\n", in atmel_nand_ecc_init()
1243 struct atmel_nand_controller *nc; in atmel_smc_nand_prepare_smcconf() local
1246 nc = to_nand_controller(nand->base.controller); in atmel_smc_nand_prepare_smcconf()
1261 mckperiodps = NSEC_PER_SEC / clk_get_rate(nc->mck); in atmel_smc_nand_prepare_smcconf()
1472 struct atmel_nand_controller *nc; in atmel_smc_nand_setup_interface() local
1477 nc = to_nand_controller(nand->base.controller); in atmel_smc_nand_setup_interface()
1488 atmel_smc_cs_conf_apply(nc->smc, cs->id, &cs->smcconf); in atmel_smc_nand_setup_interface()
1497 struct atmel_hsmc_nand_controller *nc; in atmel_hsmc_nand_setup_interface() local
1502 nc = to_hsmc_nand_controller(nand->base.controller); in atmel_hsmc_nand_setup_interface()
1517 atmel_hsmc_cs_conf_apply(nc->base.smc, nc->hsmc_layout, cs->id, in atmel_hsmc_nand_setup_interface()
1528 struct atmel_nand_controller *nc; in atmel_nand_setup_interface() local
1534 nc = to_nand_controller(nand->base.controller); in atmel_nand_setup_interface()
1540 return nc->caps->ops->setup_interface(nand, csline, conf); in atmel_nand_setup_interface()
1548 struct atmel_nand_controller *nc; in atmel_nand_exec_op() local
1550 nc = to_nand_controller(nand->base.controller); in atmel_nand_exec_op()
1552 return nc->caps->ops->exec_op(nand, op, check_only); in atmel_nand_exec_op()
1555 static void atmel_nand_init(struct atmel_nand_controller *nc, in atmel_nand_init() argument
1561 mtd->dev.parent = nc->dev; in atmel_nand_init()
1562 nand->base.controller = &nc->base; in atmel_nand_init()
1564 if (!nc->mck || !nc->caps->ops->setup_interface) in atmel_nand_init()
1571 if (nc->dmac) in atmel_nand_init()
1575 if (nc->pmecc) in atmel_nand_init()
1579 static void atmel_smc_nand_init(struct atmel_nand_controller *nc, in atmel_smc_nand_init() argument
1586 atmel_nand_init(nc, nand); in atmel_smc_nand_init()
1621 static struct atmel_nand *atmel_nand_create(struct atmel_nand_controller *nc, in atmel_nand_create() argument
1632 dev_err(nc->dev, "Missing or invalid reg property\n"); in atmel_nand_create()
1636 nand = devm_kzalloc(nc->dev, struct_size(nand, cs, numcs), GFP_KERNEL); in atmel_nand_create()
1642 gpio = devm_fwnode_gpiod_get(nc->dev, of_fwnode_handle(np), in atmel_nand_create()
1645 dev_err(nc->dev, in atmel_nand_create()
1660 dev_err(nc->dev, "Invalid reg property (err = %d)\n", in atmel_nand_create()
1668 dev_err(nc->dev, "Invalid reg property (err = %d)\n", in atmel_nand_create()
1676 nand->cs[i].io.virt = devm_ioremap_resource(nc->dev, &res); in atmel_nand_create()
1687 gpio = devm_fwnode_gpiod_get_index(nc->dev, in atmel_nand_create()
1692 dev_err(nc->dev, in atmel_nand_create()
1704 gpio = devm_fwnode_gpiod_get_index(nc->dev, in atmel_nand_create()
1709 dev_err(nc->dev, in atmel_nand_create()
1725 atmel_nand_controller_add_nand(struct atmel_nand_controller *nc, in atmel_nand_controller_add_nand() argument
1734 dev_info(nc->dev, "No SmartMedia card inserted.\n"); in atmel_nand_controller_add_nand()
1738 nc->caps->ops->nand_init(nc, nand); in atmel_nand_controller_add_nand()
1742 dev_err(nc->dev, "NAND scan failed: %d\n", ret); in atmel_nand_controller_add_nand()
1748 dev_err(nc->dev, "Failed to register mtd device: %d\n", ret); in atmel_nand_controller_add_nand()
1753 list_add_tail(&nand->node, &nc->chips); in atmel_nand_controller_add_nand()
1759 atmel_nand_controller_remove_nands(struct atmel_nand_controller *nc) in atmel_nand_controller_remove_nands() argument
1764 list_for_each_entry_safe(nand, tmp, &nc->chips, node) { in atmel_nand_controller_remove_nands()
1774 atmel_nand_controller_legacy_add_nands(struct atmel_nand_controller *nc) in atmel_nand_controller_legacy_add_nands() argument
1776 struct device *dev = nc->dev; in atmel_nand_controller_legacy_add_nands()
1786 nand = devm_kzalloc(nc->dev, sizeof(*nand) + sizeof(*nand->cs), in atmel_nand_controller_legacy_add_nands()
1834 gpio = devm_gpiod_get_index_optional(nc->dev, NULL, 2, GPIOD_IN); in atmel_nand_controller_legacy_add_nands()
1844 nand_set_flash_node(&nand->base, nc->dev->of_node); in atmel_nand_controller_legacy_add_nands()
1846 return atmel_nand_controller_add_nand(nc, nand); in atmel_nand_controller_legacy_add_nands()
1849 static int atmel_nand_controller_add_nands(struct atmel_nand_controller *nc) in atmel_nand_controller_add_nands() argument
1852 struct device *dev = nc->dev; in atmel_nand_controller_add_nands()
1857 if (nc->caps->legacy_of_bindings) in atmel_nand_controller_add_nands()
1858 return atmel_nand_controller_legacy_add_nands(nc); in atmel_nand_controller_add_nands()
1881 nand = atmel_nand_create(nc, nand_np, reg_cells); in atmel_nand_controller_add_nands()
1887 ret = atmel_nand_controller_add_nand(nc, nand); in atmel_nand_controller_add_nands()
1895 atmel_nand_controller_remove_nands(nc); in atmel_nand_controller_add_nands()
1900 static void atmel_nand_controller_cleanup(struct atmel_nand_controller *nc) in atmel_nand_controller_cleanup() argument
1902 if (nc->dmac) in atmel_nand_controller_cleanup()
1903 dma_release_channel(nc->dmac); in atmel_nand_controller_cleanup()
1905 clk_put(nc->mck); in atmel_nand_controller_cleanup()
1979 struct atmel_nand_controller *nc = to_nand_controller(chip->controller); in atmel_nand_attach_chip() local
1984 ret = nc->caps->ops->ecc_init(chip); in atmel_nand_attach_chip()
1988 if (nc->caps->legacy_of_bindings || !nc->dev->of_node) { in atmel_nand_attach_chip()
2006 mtd->name = devm_kasprintf(nc->dev, GFP_KERNEL, in atmel_nand_attach_chip()
2007 "%s:nand.%d", dev_name(nc->dev), in atmel_nand_attach_chip()
2010 dev_err(nc->dev, "Failed to allocate mtd->name\n"); in atmel_nand_attach_chip()
2024 static int atmel_nand_controller_init(struct atmel_nand_controller *nc, in atmel_nand_controller_init() argument
2032 nand_controller_init(&nc->base); in atmel_nand_controller_init()
2033 nc->base.ops = &atmel_nand_controller_ops; in atmel_nand_controller_init()
2034 INIT_LIST_HEAD(&nc->chips); in atmel_nand_controller_init()
2035 nc->dev = dev; in atmel_nand_controller_init()
2036 nc->caps = caps; in atmel_nand_controller_init()
2038 platform_set_drvdata(pdev, nc); in atmel_nand_controller_init()
2040 nc->pmecc = devm_atmel_pmecc_get(dev); in atmel_nand_controller_init()
2041 if (IS_ERR(nc->pmecc)) in atmel_nand_controller_init()
2042 return dev_err_probe(dev, PTR_ERR(nc->pmecc), in atmel_nand_controller_init()
2045 if (nc->caps->has_dma && !atmel_nand_avoid_dma) { in atmel_nand_controller_init()
2051 nc->dmac = dma_request_channel(mask, NULL, NULL); in atmel_nand_controller_init()
2052 if (!nc->dmac) in atmel_nand_controller_init()
2053 dev_err(nc->dev, "Failed to request DMA channel\n"); in atmel_nand_controller_init()
2057 if (nc->caps->legacy_of_bindings) in atmel_nand_controller_init()
2060 nc->mck = of_clk_get(dev->parent->of_node, 0); in atmel_nand_controller_init()
2061 if (IS_ERR(nc->mck)) { in atmel_nand_controller_init()
2063 return PTR_ERR(nc->mck); in atmel_nand_controller_init()
2072 nc->smc = syscon_node_to_regmap(np); in atmel_nand_controller_init()
2074 if (IS_ERR(nc->smc)) { in atmel_nand_controller_init()
2075 ret = PTR_ERR(nc->smc); in atmel_nand_controller_init()
2084 atmel_smc_nand_controller_init(struct atmel_smc_nand_controller *nc) in atmel_smc_nand_controller_init() argument
2086 struct device *dev = nc->base.dev; in atmel_smc_nand_controller_init()
2092 if (nc->base.caps->legacy_of_bindings) in atmel_smc_nand_controller_init()
2096 nc->base.caps->ebi_csa_regmap_name, 0); in atmel_smc_nand_controller_init()
2106 nc->ebi_csa_regmap = syscon_node_to_regmap(np); in atmel_smc_nand_controller_init()
2108 if (IS_ERR(nc->ebi_csa_regmap)) { in atmel_smc_nand_controller_init()
2109 ret = PTR_ERR(nc->ebi_csa_regmap); in atmel_smc_nand_controller_init()
2114 nc->ebi_csa = (struct atmel_smc_nand_ebi_csa_cfg *)match->data; in atmel_smc_nand_controller_init()
2122 nc->ebi_csa->offs += 4; in atmel_smc_nand_controller_init()
2128 atmel_hsmc_nand_controller_legacy_init(struct atmel_hsmc_nand_controller *nc) in atmel_hsmc_nand_controller_legacy_init() argument
2136 struct device *dev = nc->base.dev; in atmel_hsmc_nand_controller_legacy_init()
2149 nc->clk = of_clk_get(nfc_np, 0); in atmel_hsmc_nand_controller_legacy_init()
2150 if (IS_ERR(nc->clk)) { in atmel_hsmc_nand_controller_legacy_init()
2151 ret = PTR_ERR(nc->clk); in atmel_hsmc_nand_controller_legacy_init()
2157 ret = clk_prepare_enable(nc->clk); in atmel_hsmc_nand_controller_legacy_init()
2164 nc->irq = of_irq_get(nand_np, 0); in atmel_hsmc_nand_controller_legacy_init()
2165 if (nc->irq <= 0) { in atmel_hsmc_nand_controller_legacy_init()
2166 ret = nc->irq ?: -ENXIO; in atmel_hsmc_nand_controller_legacy_init()
2188 nc->io = devm_regmap_init_mmio(dev, iomem, ®map_conf); in atmel_hsmc_nand_controller_legacy_init()
2189 if (IS_ERR(nc->io)) { in atmel_hsmc_nand_controller_legacy_init()
2190 ret = PTR_ERR(nc->io); in atmel_hsmc_nand_controller_legacy_init()
2211 nc->base.smc = devm_regmap_init_mmio(dev, iomem, ®map_conf); in atmel_hsmc_nand_controller_legacy_init()
2212 if (IS_ERR(nc->base.smc)) { in atmel_hsmc_nand_controller_legacy_init()
2213 ret = PTR_ERR(nc->base.smc); in atmel_hsmc_nand_controller_legacy_init()
2226 nc->sram.virt = devm_ioremap_resource(dev, &res); in atmel_hsmc_nand_controller_legacy_init()
2227 if (IS_ERR(nc->sram.virt)) { in atmel_hsmc_nand_controller_legacy_init()
2228 ret = PTR_ERR(nc->sram.virt); in atmel_hsmc_nand_controller_legacy_init()
2232 nc->sram.dma = res.start; in atmel_hsmc_nand_controller_legacy_init()
2241 atmel_hsmc_nand_controller_init(struct atmel_hsmc_nand_controller *nc) in atmel_hsmc_nand_controller_init() argument
2243 struct device *dev = nc->base.dev; in atmel_hsmc_nand_controller_init()
2253 nc->hsmc_layout = atmel_hsmc_get_reg_layout(np); in atmel_hsmc_nand_controller_init()
2255 nc->irq = of_irq_get(np, 0); in atmel_hsmc_nand_controller_init()
2257 if (nc->irq <= 0) { in atmel_hsmc_nand_controller_init()
2258 ret = nc->irq ?: -ENXIO; in atmel_hsmc_nand_controller_init()
2271 nc->io = syscon_node_to_regmap(np); in atmel_hsmc_nand_controller_init()
2273 if (IS_ERR(nc->io)) { in atmel_hsmc_nand_controller_init()
2274 ret = PTR_ERR(nc->io); in atmel_hsmc_nand_controller_init()
2279 nc->sram.pool = of_gen_pool_get(nc->base.dev->of_node, in atmel_hsmc_nand_controller_init()
2281 if (!nc->sram.pool) { in atmel_hsmc_nand_controller_init()
2282 dev_err(nc->base.dev, "Missing SRAM\n"); in atmel_hsmc_nand_controller_init()
2286 nc->sram.virt = (void __iomem *)gen_pool_dma_alloc(nc->sram.pool, in atmel_hsmc_nand_controller_init()
2288 &nc->sram.dma); in atmel_hsmc_nand_controller_init()
2289 if (!nc->sram.virt) { in atmel_hsmc_nand_controller_init()
2290 dev_err(nc->base.dev, in atmel_hsmc_nand_controller_init()
2299 atmel_hsmc_nand_controller_remove(struct atmel_nand_controller *nc) in atmel_hsmc_nand_controller_remove() argument
2304 ret = atmel_nand_controller_remove_nands(nc); in atmel_hsmc_nand_controller_remove()
2308 hsmc_nc = container_of(nc, struct atmel_hsmc_nand_controller, base); in atmel_hsmc_nand_controller_remove()
2322 atmel_nand_controller_cleanup(nc); in atmel_hsmc_nand_controller_remove()
2331 struct atmel_hsmc_nand_controller *nc; in atmel_hsmc_nand_controller_probe() local
2334 nc = devm_kzalloc(dev, sizeof(*nc), GFP_KERNEL); in atmel_hsmc_nand_controller_probe()
2335 if (!nc) in atmel_hsmc_nand_controller_probe()
2338 ret = atmel_nand_controller_init(&nc->base, pdev, caps); in atmel_hsmc_nand_controller_probe()
2343 ret = atmel_hsmc_nand_controller_legacy_init(nc); in atmel_hsmc_nand_controller_probe()
2345 ret = atmel_hsmc_nand_controller_init(nc); in atmel_hsmc_nand_controller_probe()
2351 regmap_write(nc->base.smc, ATMEL_HSMC_NFC_IDR, 0xffffffff); in atmel_hsmc_nand_controller_probe()
2352 ret = devm_request_irq(dev, nc->irq, atmel_nfc_interrupt, in atmel_hsmc_nand_controller_probe()
2353 IRQF_SHARED, "nfc", nc); in atmel_hsmc_nand_controller_probe()
2362 regmap_write(nc->base.smc, ATMEL_HSMC_NFC_CFG, in atmel_hsmc_nand_controller_probe()
2364 regmap_write(nc->base.smc, ATMEL_HSMC_NFC_CTRL, in atmel_hsmc_nand_controller_probe()
2367 ret = atmel_nand_controller_add_nands(&nc->base); in atmel_hsmc_nand_controller_probe()
2374 atmel_hsmc_nand_controller_remove(&nc->base); in atmel_hsmc_nand_controller_probe()
2408 struct atmel_smc_nand_controller *nc; in atmel_smc_nand_controller_probe() local
2411 nc = devm_kzalloc(dev, sizeof(*nc), GFP_KERNEL); in atmel_smc_nand_controller_probe()
2412 if (!nc) in atmel_smc_nand_controller_probe()
2415 ret = atmel_nand_controller_init(&nc->base, pdev, caps); in atmel_smc_nand_controller_probe()
2419 ret = atmel_smc_nand_controller_init(nc); in atmel_smc_nand_controller_probe()
2423 return atmel_nand_controller_add_nands(&nc->base); in atmel_smc_nand_controller_probe()
2427 atmel_smc_nand_controller_remove(struct atmel_nand_controller *nc) in atmel_smc_nand_controller_remove() argument
2431 ret = atmel_nand_controller_remove_nands(nc); in atmel_smc_nand_controller_remove()
2435 atmel_nand_controller_cleanup(nc); in atmel_smc_nand_controller_remove()
2622 struct atmel_nand_controller *nc = platform_get_drvdata(pdev); in atmel_nand_controller_remove() local
2624 return nc->caps->ops->remove(nc); in atmel_nand_controller_remove()
2629 struct atmel_nand_controller *nc = dev_get_drvdata(dev); in atmel_nand_controller_resume() local
2632 if (nc->pmecc) in atmel_nand_controller_resume()
2633 atmel_pmecc_reset(nc->pmecc); in atmel_nand_controller_resume()
2635 list_for_each_entry(nand, &nc->chips, node) { in atmel_nand_controller_resume()