Module Name: src Committed By: nisimura Date: Wed Mar 18 08:51:08 UTC 2020
Added Files: src/sys/arch/arm/sociox: sni_exiu.c sni_gpio.c Log Message: add skelton external IRQ unit driver and GPIO driver. To generate a diff of this commit: cvs rdiff -u -r0 -r1.1 src/sys/arch/arm/sociox/sni_exiu.c \ src/sys/arch/arm/sociox/sni_gpio.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Added files: Index: src/sys/arch/arm/sociox/sni_exiu.c diff -u /dev/null src/sys/arch/arm/sociox/sni_exiu.c:1.1 --- /dev/null Wed Mar 18 08:51:08 2020 +++ src/sys/arch/arm/sociox/sni_exiu.c Wed Mar 18 08:51:08 2020 @@ -0,0 +1,125 @@ +/* $NetBSD: sni_exiu.c,v 1.1 2020/03/18 08:51:08 nisimura Exp $ */ + +/*- + * Copyright (c) 2020 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Tohru Nishimura. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Socionext SC2A11 SynQuacer EXIU external interrupt controller driver + */ + +#include <sys/cdefs.h> +__KERNEL_RCSID(0, "$NetBSD: sni_exiu.c,v 1.1 2020/03/18 08:51:08 nisimura Exp $"); + +#include <sys/param.h> +#include <sys/bus.h> +#include <sys/intr.h> +#include <sys/device.h> +#include <sys/errno.h> +#include <sys/kernel.h> +#include <sys/systm.h> + +#include <dev/fdt/fdtvar.h> + +static int sniexiu_match(device_t, struct cfdata *, void *); +static void sniexiu_attach(device_t, device_t, void *); + +struct sniexiu_softc { + device_t sc_dev; + bus_space_tag_t sc_iot; + bus_space_handle_t sc_ioh; + bus_addr_t sc_iob; + bus_size_t sc_ios; + int sc_phandle; +}; + +CFATTACH_DECL_NEW(sniexiu, sizeof(struct sniexiu_softc), + sniexiu_match, sniexiu_attach, NULL, NULL); + +/* ARGSUSED */ +static int +sniexiu_match(device_t parent, struct cfdata *match, void *aux) +{ + static const char * compatible[] = { + "socionext,synquacer-exiu", + NULL + }; + struct fdt_attach_args * const faa = aux; + + return of_match_compatible(faa->faa_phandle, compatible); +} + +/* ARGSUSED */ +static void +sniexiu_attach(device_t parent, device_t self, void *aux) +{ + struct sniexiu_softc * const sc = device_private(self); + struct fdt_attach_args * const faa = aux; + prop_dictionary_t dict = device_properties(self); + const int phandle = faa->faa_phandle; + bus_space_handle_t ioh; + bus_addr_t addr; + bus_size_t size; + char intrstr[128]; + _Bool disable; + int error; + + prop_dictionary_get_bool(dict, "disable", &disable); + if (disable) { + aprint_naive(": disabled\n"); + aprint_normal(": disabled\n"); + return; + } + error = fdtbus_get_reg(phandle, 0, &addr, &size); + if (error) { + aprint_error(": couldn't get registers\n"); + return; + } + error = bus_space_map(faa->faa_bst, addr, size, 0, &ioh); + if (error) { + aprint_error(": unable to map device\n"); + return; + } + error = fdtbus_intr_str(phandle, 0, intrstr, sizeof(intrstr)); + if (error) { + aprint_error(": failed to decode interrupt\n"); + return; + } + + aprint_naive(": External IRQ controller\n"); + aprint_normal(": External IRQ controller\n"); + + sc->sc_dev = self; + sc->sc_phandle = phandle; + sc->sc_iot = faa->faa_bst; + sc->sc_ioh = ioh; + sc->sc_iob = addr; + sc->sc_ios = size; + + return; +} Index: src/sys/arch/arm/sociox/sni_gpio.c diff -u /dev/null src/sys/arch/arm/sociox/sni_gpio.c:1.1 --- /dev/null Wed Mar 18 08:51:08 2020 +++ src/sys/arch/arm/sociox/sni_gpio.c Wed Mar 18 08:51:08 2020 @@ -0,0 +1,143 @@ +/* $NetBSD: sni_gpio.c,v 1.1 2020/03/18 08:51:08 nisimura Exp $ */ + +/*- + * Copyright (c) 2020 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Tohru Nishimura. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Socionext SC2A11 SynQuacer GPIO driver + */ + +#include <sys/cdefs.h> +__KERNEL_RCSID(0, "$NetBSD: sni_gpio.c,v 1.1 2020/03/18 08:51:08 nisimura Exp $"); + +#include <sys/param.h> +#include <sys/device.h> +#include <sys/systm.h> +#include <sys/gpio.h> +#include <sys/kernel.h> +#include <sys/systm.h> + +#include <machine/endian.h> +#include <sys/bus.h> +#include <sys/intr.h> + +#include <dev/gpio/gpiovar.h> +#include <dev/fdt/fdtvar.h> + +static int snigpio_match(device_t, struct cfdata *, void *); +static void snigpio_attach(device_t, device_t, void *); + +struct snigpio_softc { + device_t sc_dev; + bus_space_tag_t sc_iot; + bus_space_handle_t sc_ioh; + bus_addr_t sc_iob; + bus_size_t sc_ios; + kmutex_t sc_lock; + struct gpio_chipset_tag sc_gpio_gc; + gpio_pin_t sc_gpio_pins[32]; + int sc_maxpins; + int sc_phandle; +}; + +CFATTACH_DECL_NEW(snigpio, sizeof(struct snigpio_softc), + snigpio_match, snigpio_attach, NULL, NULL); + +static int +snigpio_match(device_t parent, struct cfdata *match, void *aux) +{ + static const char * compatible[] = { + "socionext,synquacer-gpio", + "fujitsu,mb86s70-gpio", + NULL + }; + struct fdt_attach_args * const faa = aux; + + return of_match_compatible(faa->faa_phandle, compatible); +} + +static void +snigpio_attach(device_t parent, device_t self, void *aux) +{ + struct snigpio_softc * const sc = device_private(self); + struct fdt_attach_args * const faa = aux; + prop_dictionary_t dict = device_properties(self); + const int phandle = faa->faa_phandle; + struct gpiobus_attach_args gba; + bus_space_handle_t ioh; + bus_addr_t addr; + bus_size_t size; + _Bool disable; + int error; + + prop_dictionary_get_bool(dict, "disable", &disable); + if (disable) { + aprint_naive(": disabled\n"); + aprint_normal(": disabled\n"); + return; + } + error = fdtbus_get_reg(phandle, 0, &addr, &size); + if (error) { + aprint_error(": couldn't get registers\n"); + return; + } + error = bus_space_map(faa->faa_bst, addr, size, 0, &ioh); + if (error) { + aprint_error(": unable to map device\n"); + return; + } + + aprint_naive(": GPIO controller\n"); + aprint_normal(": GPIO controller\n"); + + sc->sc_dev = self; + sc->sc_phandle = phandle; + sc->sc_iot = faa->faa_bst; + sc->sc_ioh = ioh; + sc->sc_iob = addr; + sc->sc_ios = size; + mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_VM); + sc->sc_maxpins = 32; + + /* create controller tag */ + sc->sc_gpio_gc.gp_cookie = sc; + sc->sc_gpio_gc.gp_pin_read = NULL; /* AAA */ + sc->sc_gpio_gc.gp_pin_write = NULL; /* AAA */ + sc->sc_gpio_gc.gp_pin_ctl = NULL; /* AAA */ + sc->sc_gpio_gc.gp_intr_establish = NULL; /* AAA */ + sc->sc_gpio_gc.gp_intr_disestablish = NULL; /* AAA */ + sc->sc_gpio_gc.gp_intr_str = NULL; /* AAA */ + + gba.gba_gc = &sc->sc_gpio_gc; + gba.gba_pins = &sc->sc_gpio_pins[0]; + gba.gba_npins = sc->sc_maxpins; + (void) config_found_ia(self, "gpiobus", &gba, gpiobus_print); + + return; +}