diff options
Diffstat (limited to 'sys/arch/armv7')
| -rw-r--r-- | sys/arch/armv7/sunxi/files.sunxi | 6 | ||||
| -rw-r--r-- | sys/arch/armv7/sunxi/sxidog.c | 174 |
2 files changed, 1 insertions, 179 deletions
diff --git a/sys/arch/armv7/sunxi/files.sunxi b/sys/arch/armv7/sunxi/files.sunxi index db10fc4561f..9531639c5a9 100644 --- a/sys/arch/armv7/sunxi/files.sunxi +++ b/sys/arch/armv7/sunxi/files.sunxi @@ -1,4 +1,4 @@ -# $OpenBSD: files.sunxi,v 1.20 2018/02/14 23:51:49 jsg Exp $ +# $OpenBSD: files.sunxi,v 1.21 2019/10/16 22:11:17 kettenis Exp $ device sxiintc attach sxiintc at fdt @@ -8,10 +8,6 @@ device sxitimer attach sxitimer at fdt file arch/armv7/sunxi/sxitimer.c sxitimer -device sxidog -attach sxidog at fdt -file arch/armv7/sunxi/sxidog.c sxidog - device sxiahci: scsi, atascsi attach sxiahci at fdt file arch/armv7/sunxi/sxiahci.c sxiahci diff --git a/sys/arch/armv7/sunxi/sxidog.c b/sys/arch/armv7/sunxi/sxidog.c deleted file mode 100644 index 0ed4ef1ee3e..00000000000 --- a/sys/arch/armv7/sunxi/sxidog.c +++ /dev/null @@ -1,174 +0,0 @@ -/* $OpenBSD: sxidog.c,v 1.12 2017/01/21 08:26:49 patrick Exp $ */ -/* - * Copyright (c) 2007,2009 Dale Rahn <drahn@openbsd.org> - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/device.h> - -#include <machine/bus.h> -#include <machine/fdt.h> - -#include <armv7/armv7/armv7_machdep.h> -#include <dev/fdt/sunxireg.h> - -#include <dev/ofw/openfirm.h> -#include <dev/ofw/fdt.h> - -/* Allwinner A10 registers */ -#define WDOG_CTRL_REG 0x00 -#define WDOG_KEY (0x0a57 << 1) -#define WDOG_RSTART 0x01 -#define WDOG_MODE_REG 0x04 -#define WDOG_EN (1 << 0) -#define WDOG_RST_EN (1 << 1) /* system reset */ -#define WDOG_INTV_VALUE(x) ((x) << 3) - -/* Allwinner A31 registers */ -#define WDOG0_CTRL_REG 0x10 -#define WDOG0_KEY (0x0a57 << 1) -#define WDOG0_RSTART (1 << 0) -#define WDOG0_CFG_REG 0x14 -#define WDOG0_RST_EN (1 << 0) -#define WDOG0_MODE_REG 0x18 -#define WDOG0_EN (1 << 0) -#define WDOG0_INTV_VALUE(x) ((x) << 4) - -struct sxidog_softc { - struct device sc_dev; - bus_space_tag_t sc_iot; - bus_space_handle_t sc_ioh; - int sc_type; -#define SXIDOG_A10 0 -#define SXIDOG_A31 1 -}; - -struct sxidog_softc *sxidog_sc = NULL; /* for sxidog_reset() */ - -int sxidog_match(struct device *, void *, void *); -void sxidog_attach(struct device *, struct device *, void *); -int sxidog_activate(struct device *, int); -int sxidog_callback(void *, int); -void sxidog_reset(void); - -struct cfattach sxidog_ca = { - sizeof (struct sxidog_softc), sxidog_match, sxidog_attach, - NULL, sxidog_activate -}; - -struct cfdriver sxidog_cd = { - NULL, "sxidog", DV_DULL -}; - -int -sxidog_match(struct device *parent, void *match, void *aux) -{ - struct fdt_attach_args *faa = aux; - - return (OF_is_compatible(faa->fa_node, "allwinner,sun4i-a10-wdt") || - OF_is_compatible(faa->fa_node, "allwinner,sun6i-a31-wdt")); -} - -void -sxidog_attach(struct device *parent, struct device *self, void *aux) -{ - struct sxidog_softc *sc = (struct sxidog_softc *)self; - struct fdt_attach_args *faa = aux; - - if (faa->fa_nreg < 1) - return; - - sc->sc_iot = faa->fa_iot; - if (bus_space_map(sc->sc_iot, faa->fa_reg[0].addr, - faa->fa_reg[0].size, 0, &sc->sc_ioh)) - panic("sxidog_attach: bus_space_map failed!"); - - if (OF_is_compatible(faa->fa_node, "allwinner,sun6i-a31-wdt")) { - SXIWRITE4(sc, WDOG0_CFG_REG, WDOG0_RST_EN); - sc->sc_type = SXIDOG_A31; - } else - sc->sc_type = SXIDOG_A10; - - sxidog_sc = sc; - cpuresetfn = sxidog_reset; - -#ifndef SMALL_KERNEL - wdog_register(sxidog_callback, sc); -#endif - - printf("\n"); -} - -int -sxidog_activate(struct device *self, int act) -{ - switch (act) { - case DVACT_POWERDOWN: -#ifndef SMALL_KERNEL - wdog_shutdown(self); -#endif - break; - } - - return (0); -} - -int -sxidog_callback(void *arg, int period) -{ - struct sxidog_softc *sc = (struct sxidog_softc *)arg; - int enable; - - if (period > 16) - period = 16; - else if (period < 0) - period = 0; - - /* Convert to register encoding. */ - if (period > 6) - period = 6 + (period - 5) / 2; - - switch (sc->sc_type) { - case SXIDOG_A10: - enable = (period > 0) ? WDOG_RST_EN : 0; - SXIWRITE4(sc, WDOG_MODE_REG, - enable | WDOG_EN | WDOG_INTV_VALUE(period)); - SXIWRITE4(sc, WDOG_CTRL_REG, WDOG_KEY | WDOG_RSTART); - break; - case SXIDOG_A31: - enable = (period > 0) ? WDOG0_EN : 0; - SXIWRITE4(sc, WDOG0_MODE_REG, - enable | WDOG0_INTV_VALUE(period)); - SXIWRITE4(sc, WDOG0_CTRL_REG, WDOG0_KEY | WDOG0_RSTART); - break; - } - - /* Convert back to seconds. */ - if (period > 6) - period = 6 + (period - 6) * 2; - - return period; -} - -void -sxidog_reset(void) -{ - if (sxidog_sc == NULL) - return; - - sxidog_callback(sxidog_sc, 1); - delay(1500000); -} |