| imx_gpio.c (274670) | imx_gpio.c (277968) |
|---|---|
| 1/*- 2 * Copyright (c) 2012, 2013 The FreeBSD Foundation 3 * All rights reserved. 4 * 5 * This software was developed by Oleksandr Rybalko under sponsorship 6 * from the FreeBSD Foundation. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 18 unchanged lines hidden (view full) --- 27 * SUCH DAMAGE. 28 */ 29 30/* 31 * Freescale i.MX515 GPIO driver. 32 */ 33 34#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2012, 2013 The FreeBSD Foundation 3 * All rights reserved. 4 * 5 * This software was developed by Oleksandr Rybalko under sponsorship 6 * from the FreeBSD Foundation. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 18 unchanged lines hidden (view full) --- 27 * SUCH DAMAGE. 28 */ 29 30/* 31 * Freescale i.MX515 GPIO driver. 32 */ 33 34#include <sys/cdefs.h> |
| 35__FBSDID("$FreeBSD: head/sys/arm/freescale/imx/imx_gpio.c 274670 2014-11-18 17:22:08Z loos $"); | 35__FBSDID("$FreeBSD: head/sys/arm/freescale/imx/imx_gpio.c 277968 2015-01-31 12:17:07Z loos $"); |
| 36 37#include <sys/param.h> 38#include <sys/systm.h> 39#include <sys/bus.h> 40 41#include <sys/kernel.h> 42#include <sys/module.h> 43#include <sys/rman.h> --- 340 unchanged lines hidden (view full) --- 384 struct imx51_gpio_softc *sc; 385 int i, irq; 386 387 sc = device_get_softc(dev); 388 mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF); 389 390 if (bus_alloc_resources(dev, imx_gpio_spec, sc->sc_res)) { 391 device_printf(dev, "could not allocate resources\n"); | 36 37#include <sys/param.h> 38#include <sys/systm.h> 39#include <sys/bus.h> 40 41#include <sys/kernel.h> 42#include <sys/module.h> 43#include <sys/rman.h> --- 340 unchanged lines hidden (view full) --- 384 struct imx51_gpio_softc *sc; 385 int i, irq; 386 387 sc = device_get_softc(dev); 388 mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF); 389 390 if (bus_alloc_resources(dev, imx_gpio_spec, sc->sc_res)) { 391 device_printf(dev, "could not allocate resources\n"); |
| 392 bus_release_resources(dev, imx_gpio_spec, sc->sc_res); 393 mtx_destroy(&sc->sc_mtx); |
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| 392 return (ENXIO); 393 } 394 395 sc->dev = dev; 396 sc->gpio_npins = NGPIO; 397 sc->sc_l_irq = 2; 398 sc->sc_iot = rman_get_bustag(sc->sc_res[0]); 399 sc->sc_ioh = rman_get_bushandle(sc->sc_res[0]); --- 6 unchanged lines hidden (view full) --- 406 sc->sc_l_irq = 10; 407 } 408 409 for (irq = 1; irq <= sc->sc_l_irq; irq ++) { 410 if ((bus_setup_intr(dev, sc->sc_res[irq], INTR_TYPE_MISC, 411 imx51_gpio_intr, NULL, sc, &sc->gpio_ih[irq]))) { 412 device_printf(dev, 413 "WARNING: unable to register interrupt handler\n"); | 394 return (ENXIO); 395 } 396 397 sc->dev = dev; 398 sc->gpio_npins = NGPIO; 399 sc->sc_l_irq = 2; 400 sc->sc_iot = rman_get_bustag(sc->sc_res[0]); 401 sc->sc_ioh = rman_get_bushandle(sc->sc_res[0]); --- 6 unchanged lines hidden (view full) --- 408 sc->sc_l_irq = 10; 409 } 410 411 for (irq = 1; irq <= sc->sc_l_irq; irq ++) { 412 if ((bus_setup_intr(dev, sc->sc_res[irq], INTR_TYPE_MISC, 413 imx51_gpio_intr, NULL, sc, &sc->gpio_ih[irq]))) { 414 device_printf(dev, 415 "WARNING: unable to register interrupt handler\n"); |
| 416 imx51_gpio_detach(dev); |
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| 414 return (ENXIO); 415 } 416 } 417 418 for (i = 0; i < sc->gpio_npins; i++) { 419 sc->gpio_pins[i].gp_pin = i; 420 sc->gpio_pins[i].gp_caps = DEFAULT_CAPS; 421 sc->gpio_pins[i].gp_flags = --- 7 unchanged lines hidden (view full) --- 429 device_add_child(dev, "gpiobus", -1); 430 431 return (bus_generic_attach(dev)); 432} 433 434static int 435imx51_gpio_detach(device_t dev) 436{ | 417 return (ENXIO); 418 } 419 } 420 421 for (i = 0; i < sc->gpio_npins; i++) { 422 sc->gpio_pins[i].gp_pin = i; 423 sc->gpio_pins[i].gp_caps = DEFAULT_CAPS; 424 sc->gpio_pins[i].gp_flags = --- 7 unchanged lines hidden (view full) --- 432 device_add_child(dev, "gpiobus", -1); 433 434 return (bus_generic_attach(dev)); 435} 436 437static int 438imx51_gpio_detach(device_t dev) 439{ |
| 440 int irq; |
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| 437 struct imx51_gpio_softc *sc; 438 439 sc = device_get_softc(dev); 440 441 KASSERT(mtx_initialized(&sc->sc_mtx), ("gpio mutex not initialized")); 442 443 bus_generic_detach(dev); | 441 struct imx51_gpio_softc *sc; 442 443 sc = device_get_softc(dev); 444 445 KASSERT(mtx_initialized(&sc->sc_mtx), ("gpio mutex not initialized")); 446 447 bus_generic_detach(dev); |
| 444 445 if (sc->sc_res[3]) 446 bus_release_resources(dev, imx_gpio0irq_spec, &sc->sc_res[3]); 447 448 if (sc->sc_res[0]) 449 bus_release_resources(dev, imx_gpio_spec, sc->sc_res); 450 | 448 for (irq = 1; irq <= sc->sc_l_irq; irq ++) { 449 if (sc->gpio_ih[irq]) 450 bus_teardown_intr(dev, sc->sc_res[irq], sc->gpio_ih[irq]); 451 } 452 bus_release_resources(dev, imx_gpio0irq_spec, &sc->sc_res[3]); 453 bus_release_resources(dev, imx_gpio_spec, sc->sc_res); |
| 451 mtx_destroy(&sc->sc_mtx); 452 453 return(0); 454} 455 456static device_method_t imx51_gpio_methods[] = { 457 DEVMETHOD(device_probe, imx51_gpio_probe), 458 DEVMETHOD(device_attach, imx51_gpio_attach), --- 23 unchanged lines hidden --- | 454 mtx_destroy(&sc->sc_mtx); 455 456 return(0); 457} 458 459static device_method_t imx51_gpio_methods[] = { 460 DEVMETHOD(device_probe, imx51_gpio_probe), 461 DEVMETHOD(device_attach, imx51_gpio_attach), --- 23 unchanged lines hidden --- |