1 // SPDX-License-Identifier: GPL-2.0-only
8  *  - Intel IQ80310 ATU.
9  *  - Intel EBSA285 (blank rom programming mode). Tested working 27/09/2001
40 	map_word val;  in mtd_pci_read8()  local
41 	val.x[0]= readb(map->base + map->translate(map, ofs));  in mtd_pci_read8()
42 	return val;  in mtd_pci_read8()
48 	map_word val;  in mtd_pci_read32()  local
49 	val.x[0] = readl(map->base + map->translate(map, ofs));  in mtd_pci_read32()
50 	return val;  in mtd_pci_read32()
56 	memcpy_fromio(to, map->base + map->translate(map, from), len);  in mtd_pci_copyfrom()
59 static void mtd_pci_write8(struct map_info *_map, map_word val, unsigned long ofs)  in mtd_pci_write8()  argument
62 	writeb(val.x[0], map->base + map->translate(map, ofs));  in mtd_pci_write8()
65 static void mtd_pci_write32(struct map_info *_map, map_word val, unsigned long ofs)  in mtd_pci_write32()  argument
68 	writel(val.x[0], map->base + map->translate(map, ofs));  in mtd_pci_write32()
74 	memcpy_toio(map->base + map->translate(map, to), from, len);  in mtd_pci_copyto()
92 	map->map.bankwidth = 1;  in intel_iq80310_init()
93 	map->map.read = mtd_pci_read8;  in intel_iq80310_init()
94 	map->map.write = mtd_pci_write8;  in intel_iq80310_init()
96 	map->map.size     = 0x00800000;  in intel_iq80310_init()
97 	map->base         = ioremap(pci_resource_start(dev, 0),  in intel_iq80310_init()
100 	if (!map->base)  in intel_iq80310_init()
101 		return -ENOMEM;  in intel_iq80310_init()
110 	map->map.map_priv_2 = win_base;  in intel_iq80310_init()
118 	if (map->base)  in intel_iq80310_exit()
119 		iounmap(map->base);  in intel_iq80310_exit()
120 	pci_write_config_dword(dev, 0x44, map->map.map_priv_2);  in intel_iq80310_exit()
133 		writel(0x00000008, map->base + 0x1558);  in intel_iq80310_translate()
134 		writel(0x00000000, map->base + 0x1550);  in intel_iq80310_translate()
136 		writel(0x00000007, map->base + 0x1558);  in intel_iq80310_translate()
137 		writel(0x00800000, map->base + 0x1550);  in intel_iq80310_translate()
165 		 * No ROM resource  in intel_dc21285_init()
171 		 * We need to re-allocate PCI BAR2 address range to the  in intel_dc21285_init()
172 		 * PCI ROM BAR, and disable PCI BAR2.  in intel_dc21285_init()
176 		 * Hmm, if an address was allocated to the ROM resource, but  in intel_dc21285_init()
181 		printk("%s: enabling expansion ROM\n", pci_name(dev));  in intel_dc21285_init()
185 		return -ENXIO;  in intel_dc21285_init()
187 	map->map.bankwidth = 4;  in intel_dc21285_init()
188 	map->map.read = mtd_pci_read32;  in intel_dc21285_init()
189 	map->map.write = mtd_pci_write32;  in intel_dc21285_init()
190 	map->map.size     = len;  in intel_dc21285_init()
191 	map->base         = ioremap(base, len);  in intel_dc21285_init()
193 	if (!map->base)  in intel_dc21285_init()
194 		return -ENOMEM;  in intel_dc21285_init()
202 	if (map->base)  in intel_dc21285_exit()
203 		iounmap(map->base);  in intel_dc21285_exit()
206 	 * We need to undo the PCI BAR2/PCI ROM BAR address alteration.  in intel_dc21285_exit()
254 	struct mtd_pci_info *info = (struct mtd_pci_info *)id->driver_data;  in mtd_pci_probe()
268 	err = -ENOMEM;  in mtd_pci_probe()
272 	map->map       = mtd_pci_map;  in mtd_pci_probe()
273 	map->map.name  = pci_name(dev);  in mtd_pci_probe()
274 	map->dev       = dev;  in mtd_pci_probe()
275 	map->exit      = info->exit;  in mtd_pci_probe()
276 	map->translate = info->translate;  in mtd_pci_probe()
278 	err = info->init(dev, map);  in mtd_pci_probe()
282 	mtd = do_map_probe(info->map_name, &map->map);  in mtd_pci_probe()
283 	err = -ENODEV;  in mtd_pci_probe()
287 	mtd->owner = THIS_MODULE;  in mtd_pci_probe()
296 		map->exit(dev, map);  in mtd_pci_probe()
308 	struct map_pci_info *map = mtd->priv;  in mtd_pci_remove()
312 	map->exit(dev, map);  in mtd_pci_remove()