Lines Matching +full:interrupt +full:- +full:map
1 // SPDX-License-Identifier: GPL-2.0-only
3 * GPIO driver for the ACCES PCIe-IDIO-24 family
6 * This driver supports the following ACCES devices: PCIe-IDIO-24,
7 * PCIe-IDI-24, PCIe-IDO-24, and PCIe-IDIO-12.
22 * PLX PEX8311 PCI LCS_INTCSR Interrupt Control/Status
25 * 0: Enable Interrupt Sources (Bit 0)
26 * 1: Enable Interrupt Sources (Bit 1)
27 * 2: Generate Internal PCI Bus Internal SERR# Interrupt
28 * 3: Mailbox Interrupt Enable
29 * 4: Power Management Interrupt Enable
30 * 5: Power Management Interrupt
33 * 8: Internal PCI Wire Interrupt Enable
34 * 9: PCI Express Doorbell Interrupt Enable
35 * 10: PCI Abort Interrupt Enable
36 * 11: Local Interrupt Input Enable
38 * 13: PCI Express Doorbell Interrupt Active
39 * 14: PCI Abort Interrupt Active
40 * 15: Local Interrupt Input Active
41 * 16: Local Interrupt Output Enable
42 * 17: Local Doorbell Interrupt Enable
43 * 18: DMA Channel 0 Interrupt Enable
44 * 19: DMA Channel 1 Interrupt Enable
45 * 20: Local Doorbell Interrupt Active
46 * 21: DMA Channel 0 Interrupt Active
47 * 22: DMA Channel 1 Interrupt Active
48 * 23: Built-In Self-Test (BIST) Interrupt Active
133 IDIO_24_IIN_IRQ(0), IDIO_24_IIN_IRQ(1), IDIO_24_IIN_IRQ(2), /* IIN 0-2 */
134 IDIO_24_IIN_IRQ(3), IDIO_24_IIN_IRQ(4), IDIO_24_IIN_IRQ(5), /* IIN 3-5 */
135 IDIO_24_IIN_IRQ(6), IDIO_24_IIN_IRQ(7), IDIO_24_IIN_IRQ(8), /* IIN 6-8 */
136 IDIO_24_IIN_IRQ(9), IDIO_24_IIN_IRQ(10), IDIO_24_IIN_IRQ(11), /* IIN 9-11 */
137 IDIO_24_IIN_IRQ(12), IDIO_24_IIN_IRQ(13), IDIO_24_IIN_IRQ(14), /* IIN 12-14 */
138 IDIO_24_IIN_IRQ(15), IDIO_24_IIN_IRQ(16), IDIO_24_IIN_IRQ(17), /* IIN 15-17 */
139 IDIO_24_IIN_IRQ(18), IDIO_24_IIN_IRQ(19), IDIO_24_IIN_IRQ(20), /* IIN 18-20 */
140 IDIO_24_IIN_IRQ(21), IDIO_24_IIN_IRQ(22), IDIO_24_IIN_IRQ(23), /* IIN 21-23 */
141 IDIO_24_TTL_IRQ(0), IDIO_24_TTL_IRQ(1), IDIO_24_TTL_IRQ(2), /* TTL 0-2 */
142 IDIO_24_TTL_IRQ(3), IDIO_24_TTL_IRQ(4), IDIO_24_TTL_IRQ(5), /* TTL 3-5 */
143 IDIO_24_TTL_IRQ(6), IDIO_24_TTL_IRQ(7), /* TTL 6-7 */
147 * struct idio_24_gpio - GPIO device private data structure
148 * @map: regmap for the device
153 struct regmap *map; member
166 raw_spin_lock(&idio24gpio->lock); in idio_24_handle_mask_sync()
169 type = (mask_buf == mask_buf_def) ? ~type_mask : idio24gpio->irq_type; in idio_24_handle_mask_sync()
171 ret = regmap_update_bits(idio24gpio->map, IDIO_24_COS_ENABLE, type_mask, type); in idio_24_handle_mask_sync()
173 raw_spin_unlock(&idio24gpio->lock); in idio_24_handle_mask_sync()
182 const unsigned int offset = irq_data->reg_offset; in idio_24_set_type_config()
202 return -EINVAL; in idio_24_set_type_config()
205 raw_spin_lock(&idio24gpio->lock); in idio_24_set_type_config()
208 idio24gpio->irq_type = (idio24gpio->irq_type & ~mask) | (new & mask); in idio_24_set_type_config()
210 ret = regmap_read(idio24gpio->map, IDIO_24_COS_ENABLE, &cos_enable); in idio_24_set_type_config()
216 ret = regmap_update_bits(idio24gpio->map, IDIO_24_COS_ENABLE, mask, in idio_24_set_type_config()
217 idio24gpio->irq_type); in idio_24_set_type_config()
223 raw_spin_unlock(&idio24gpio->lock); in idio_24_set_type_config()
233 const unsigned int in_stride = (offset - 24) / IDIO_24_NGPIO_PER_REG; in idio_24_reg_mask_xlate()
234 struct regmap *const map = gpio_regmap_get_drvdata(gpio); in idio_24_reg_mask_xlate() local
254 err = regmap_read(map, IDIO_24_CONTROL_REG, &ctrl_reg); in idio_24_reg_mask_xlate()
270 return -ENOTSUPP; in idio_24_reg_mask_xlate()
277 return -EINVAL; in idio_24_reg_mask_xlate()
294 struct device *const dev = &pdev->dev; in idio_24_probe()
313 return dev_err_probe(dev, PTR_ERR(pex8311_regs), "Unable to map PEX 8311 I/O addresses\n"); in idio_24_probe()
317 return dev_err_probe(dev, PTR_ERR(idio_24_regs), "Unable to map PCIe-IDIO-24 I/O addresses\n"); in idio_24_probe()
322 "Unable to initialize PEX8311 register map\n"); in idio_24_probe()
326 return -ENOMEM; in idio_24_probe()
328 idio24gpio->map = devm_regmap_init_mmio(dev, idio_24_regs, &idio_24_regmap_config); in idio_24_probe()
329 if (IS_ERR(idio24gpio->map)) in idio_24_probe()
330 return dev_err_probe(dev, PTR_ERR(idio24gpio->map), in idio_24_probe()
331 "Unable to initialize register map\n"); in idio_24_probe()
333 raw_spin_lock_init(&idio24gpio->lock); in idio_24_probe()
336 idio24gpio->irq_type = GENMASK(7, 0); in idio_24_probe()
340 return -ENOMEM; in idio_24_probe()
342 chip->name = name; in idio_24_probe()
343 chip->status_base = IDIO_24_COS_STATUS_BASE; in idio_24_probe()
344 chip->mask_base = IDIO_24_COS_ENABLE; in idio_24_probe()
345 chip->ack_base = IDIO_24_COS_STATUS_BASE; in idio_24_probe()
346 chip->num_regs = 4; in idio_24_probe()
347 chip->irqs = idio_24_regmap_irqs; in idio_24_probe()
348 chip->num_irqs = ARRAY_SIZE(idio_24_regmap_irqs); in idio_24_probe()
349 chip->handle_mask_sync = idio_24_handle_mask_sync; in idio_24_probe()
350 chip->set_type_config = idio_24_set_type_config; in idio_24_probe()
351 chip->irq_drv_data = idio24gpio; in idio_24_probe()
354 err = regmap_write(idio24gpio->map, IDIO_24_SOFT_RESET, 0); in idio_24_probe()
358 * enable PLX PEX8311 internal PCI wire interrupt and local interrupt in idio_24_probe()
365 err = devm_regmap_add_irq_chip(dev, idio24gpio->map, pdev->irq, 0, 0, chip, &chip_data); in idio_24_probe()
370 gpio_config.regmap = idio24gpio->map; in idio_24_probe()
379 gpio_config.drvdata = idio24gpio->map; in idio_24_probe()
392 .name = "pcie-idio-24",
400 MODULE_DESCRIPTION("ACCES PCIe-IDIO-24 GPIO driver");