| ar71xx_gpio.c (255334) | ar71xx_gpio.c (255335) |
|---|---|
| 1/*- 2 * Copyright (c) 2009, Oleksandr Tymoshenko <gonzo@FreeBSD.org> 3 * Copyright (c) 2009, Luiz Otavio O Souza. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 17 unchanged lines hidden (view full) --- 26 * SUCH DAMAGE. 27 */ 28 29/* 30 * GPIO driver for AR71xx 31 */ 32 33#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2009, Oleksandr Tymoshenko <gonzo@FreeBSD.org> 3 * Copyright (c) 2009, Luiz Otavio O Souza. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 17 unchanged lines hidden (view full) --- 26 * SUCH DAMAGE. 27 */ 28 29/* 30 * GPIO driver for AR71xx 31 */ 32 33#include <sys/cdefs.h> |
| 34__FBSDID("$FreeBSD: head/sys/mips/atheros/ar71xx_gpio.c 255334 2013-09-06 23:39:56Z loos $"); | 34__FBSDID("$FreeBSD: head/sys/mips/atheros/ar71xx_gpio.c 255335 2013-09-06 23:47:50Z loos $"); |
| 35 36#include <sys/param.h> 37#include <sys/systm.h> 38#include <sys/bus.h> 39 40#include <sys/kernel.h> 41#include <sys/module.h> 42#include <sys/rman.h> 43#include <sys/lock.h> | 35 36#include <sys/param.h> 37#include <sys/systm.h> 38#include <sys/bus.h> 39 40#include <sys/kernel.h> 41#include <sys/module.h> 42#include <sys/rman.h> 43#include <sys/lock.h> |
| 44#include <sys/malloc.h> |
|
| 44#include <sys/mutex.h> 45#include <sys/gpio.h> 46 47#include <machine/bus.h> 48#include <machine/resource.h> 49#include <mips/atheros/ar71xxreg.h> 50#include <mips/atheros/ar71xx_setup.h> 51#include <mips/atheros/ar71xx_gpiovar.h> --- 361 unchanged lines hidden (view full) --- 413 (void) ar71xx_gpio_pin_max(dev, &maxpin); 414 if (resource_int_value(device_get_name(dev), device_get_unit(dev), 415 "pinmask", &mask) != 0) 416 mask = 0; 417 if (resource_int_value(device_get_name(dev), device_get_unit(dev), 418 "pinon", &pinon) != 0) 419 pinon = 0; 420 device_printf(dev, "gpio pinmask=0x%x\n", mask); | 45#include <sys/mutex.h> 46#include <sys/gpio.h> 47 48#include <machine/bus.h> 49#include <machine/resource.h> 50#include <mips/atheros/ar71xxreg.h> 51#include <mips/atheros/ar71xx_setup.h> 52#include <mips/atheros/ar71xx_gpiovar.h> --- 361 unchanged lines hidden (view full) --- 414 (void) ar71xx_gpio_pin_max(dev, &maxpin); 415 if (resource_int_value(device_get_name(dev), device_get_unit(dev), 416 "pinmask", &mask) != 0) 417 mask = 0; 418 if (resource_int_value(device_get_name(dev), device_get_unit(dev), 419 "pinon", &pinon) != 0) 420 pinon = 0; 421 device_printf(dev, "gpio pinmask=0x%x\n", mask); |
| 422 for (j = 0; j <= maxpin; j++) { 423 if ((mask & (1 << j)) == 0) 424 continue; 425 sc->gpio_npins++; 426 } 427 sc->gpio_pins = malloc(sizeof(*sc->gpio_pins) * sc->gpio_npins, 428 M_DEVBUF, M_WAITOK | M_ZERO); |
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| 421 for (i = 0, j = 0; j <= maxpin; j++) { 422 if ((mask & (1 << j)) == 0) 423 continue; 424 snprintf(sc->gpio_pins[i].gp_name, GPIOMAXNAME, 425 "pin %d", j); 426 sc->gpio_pins[i].gp_pin = j; 427 sc->gpio_pins[i].gp_caps = DEFAULT_CAPS; 428 sc->gpio_pins[i].gp_flags = 0; 429 ar71xx_gpio_pin_configure(sc, &sc->gpio_pins[i], DEFAULT_CAPS); 430 i++; 431 } | 429 for (i = 0, j = 0; j <= maxpin; j++) { 430 if ((mask & (1 << j)) == 0) 431 continue; 432 snprintf(sc->gpio_pins[i].gp_name, GPIOMAXNAME, 433 "pin %d", j); 434 sc->gpio_pins[i].gp_pin = j; 435 sc->gpio_pins[i].gp_caps = DEFAULT_CAPS; 436 sc->gpio_pins[i].gp_flags = 0; 437 ar71xx_gpio_pin_configure(sc, &sc->gpio_pins[i], DEFAULT_CAPS); 438 i++; 439 } |
| 432 sc->gpio_npins = i; | |
| 433 for (i = 0; i < sc->gpio_npins; i++) { 434 j = sc->gpio_pins[i].gp_pin; 435 if ((pinon & (1 << j)) != 0) 436 ar71xx_gpio_pin_set(dev, j, 1); 437 } 438 device_add_child(dev, "gpioc", device_get_unit(dev)); 439 device_add_child(dev, "gpiobus", device_get_unit(dev)); 440 return (bus_generic_attach(dev)); --- 9 unchanged lines hidden (view full) --- 450 ar71xx_gpio_function_disable(sc, GPIO_FUNC_SPI_CS1_EN); 451 ar71xx_gpio_function_disable(sc, GPIO_FUNC_SPI_CS2_EN); 452 bus_generic_detach(dev); 453 454 if (sc->gpio_mem_res) 455 bus_release_resource(dev, SYS_RES_MEMORY, sc->gpio_mem_rid, 456 sc->gpio_mem_res); 457 | 440 for (i = 0; i < sc->gpio_npins; i++) { 441 j = sc->gpio_pins[i].gp_pin; 442 if ((pinon & (1 << j)) != 0) 443 ar71xx_gpio_pin_set(dev, j, 1); 444 } 445 device_add_child(dev, "gpioc", device_get_unit(dev)); 446 device_add_child(dev, "gpiobus", device_get_unit(dev)); 447 return (bus_generic_attach(dev)); --- 9 unchanged lines hidden (view full) --- 457 ar71xx_gpio_function_disable(sc, GPIO_FUNC_SPI_CS1_EN); 458 ar71xx_gpio_function_disable(sc, GPIO_FUNC_SPI_CS2_EN); 459 bus_generic_detach(dev); 460 461 if (sc->gpio_mem_res) 462 bus_release_resource(dev, SYS_RES_MEMORY, sc->gpio_mem_rid, 463 sc->gpio_mem_res); 464 |
| 465 free(sc->gpio_pins, M_DEVBUF); |
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| 458 mtx_destroy(&sc->gpio_mtx); 459 460 return(0); 461} 462 463static device_method_t ar71xx_gpio_methods[] = { 464 DEVMETHOD(device_probe, ar71xx_gpio_probe), 465 DEVMETHOD(device_attach, ar71xx_gpio_attach), --- 22 unchanged lines hidden --- | 466 mtx_destroy(&sc->gpio_mtx); 467 468 return(0); 469} 470 471static device_method_t ar71xx_gpio_methods[] = { 472 DEVMETHOD(device_probe, ar71xx_gpio_probe), 473 DEVMETHOD(device_attach, ar71xx_gpio_attach), --- 22 unchanged lines hidden --- |