Module Name: src Committed By: snj Date: Sat Jun 10 05:57:08 UTC 2017
Modified Files: src/sys/arch/arm/fdt [netbsd-8]: files.fdt src/sys/arch/evbarm/conf [netbsd-8]: VEXPRESS_A15 src/sys/conf [netbsd-8]: files Added Files: src/sys/arch/arm/fdt [netbsd-8]: plrtc_fdt.c src/sys/dev/ic [netbsd-8]: pl031.c pl031var.h Log Message: Pull up following revision(s) (requested by jmcneill in ticket #19): sys/arch/arm/fdt/files.fdt: revision 1.11 sys/arch/arm/fdt/plrtc_fdt.c: revision 1.1 sys/arch/evbarm/conf/VEXPRESS_A15: revision 1.16 sys/conf/files: revision 1.1175 sys/dev/ic/pl031.c: revision 1.1 sys/dev/ic/pl031var.h: revision 1.1 Add driver for ARM PrimeCell PL031 (RTC) Real Time Clock. -- Add fdt glue for plrtc -- Add plrtc driver To generate a diff of this commit: cvs rdiff -u -r1.9.2.1 -r1.9.2.2 src/sys/arch/arm/fdt/files.fdt cvs rdiff -u -r0 -r1.1.2.2 src/sys/arch/arm/fdt/plrtc_fdt.c cvs rdiff -u -r1.12.2.2 -r1.12.2.3 src/sys/arch/evbarm/conf/VEXPRESS_A15 cvs rdiff -u -r1.1173.2.1 -r1.1173.2.2 src/sys/conf/files cvs rdiff -u -r0 -r1.1.2.2 src/sys/dev/ic/pl031.c src/sys/dev/ic/pl031var.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/arch/arm/fdt/files.fdt diff -u src/sys/arch/arm/fdt/files.fdt:1.9.2.1 src/sys/arch/arm/fdt/files.fdt:1.9.2.2 --- src/sys/arch/arm/fdt/files.fdt:1.9.2.1 Fri Jun 9 16:59:20 2017 +++ src/sys/arch/arm/fdt/files.fdt Sat Jun 10 05:57:08 2017 @@ -1,4 +1,4 @@ -# $NetBSD: files.fdt,v 1.9.2.1 2017/06/09 16:59:20 snj Exp $ +# $NetBSD: files.fdt,v 1.9.2.2 2017/06/10 05:57:08 snj Exp $ include "dev/pckbport/files.pckbport" @@ -35,5 +35,8 @@ file arch/arm/fdt/smsh_fdt.c smsh_fdt attach aaci at fdt with aaci_fdt file arch/arm/fdt/aaci_fdt.c aaci_fdt +attach plrtc at fdt with plrtc_fdt +file arch/arm/fdt/plrtc_fdt.c plrtc_fdt + # Console parameters defparam opt_fdt_arm.h CONSADDR Index: src/sys/arch/evbarm/conf/VEXPRESS_A15 diff -u src/sys/arch/evbarm/conf/VEXPRESS_A15:1.12.2.2 src/sys/arch/evbarm/conf/VEXPRESS_A15:1.12.2.3 --- src/sys/arch/evbarm/conf/VEXPRESS_A15:1.12.2.2 Fri Jun 9 16:59:20 2017 +++ src/sys/arch/evbarm/conf/VEXPRESS_A15 Sat Jun 10 05:57:08 2017 @@ -1,5 +1,5 @@ # -# $NetBSD: VEXPRESS_A15,v 1.12.2.2 2017/06/09 16:59:20 snj Exp $ +# $NetBSD: VEXPRESS_A15,v 1.12.2.3 2017/06/10 05:57:08 snj Exp $ # # ARM Versatile Express A15 # @@ -54,6 +54,9 @@ ukphy* at mii? phy ? # UART plcom* at fdt? # ARM PL011 UART +# RTC +plrtc* at fdt? # ARM PrimeCell RTC + # SDMMC plmmc* at fdt? # ARM PrimeCell MCI sdmmc* at sdmmcbus? Index: src/sys/conf/files diff -u src/sys/conf/files:1.1173.2.1 src/sys/conf/files:1.1173.2.2 --- src/sys/conf/files:1.1173.2.1 Fri Jun 9 16:59:20 2017 +++ src/sys/conf/files Sat Jun 10 05:57:08 2017 @@ -1,4 +1,4 @@ -# $NetBSD: files,v 1.1173.2.1 2017/06/09 16:59:20 snj Exp $ +# $NetBSD: files,v 1.1173.2.2 2017/06/10 05:57:08 snj Exp $ # @(#)files.newconf 7.5 (Berkeley) 5/10/93 version 20150846 @@ -1315,6 +1315,10 @@ defflag opt_dwc_mmc.h DWC_MMC_DEBUG device dwcmmc: sdmmcbus file dev/ic/dwc_mmc.c dwcmmc +# ARM PrimeCell PL031 (RTC) real time clock +device plrtc +file dev/ic/pl031.c plrtc + # ARM PrimeCell PL041 (AACI) Advanced Audio CODEC interface device aaci: audiobus, auconv, aurateconv, mulaw, ac97 file dev/ic/pl041.c aaci Added files: Index: src/sys/arch/arm/fdt/plrtc_fdt.c diff -u /dev/null src/sys/arch/arm/fdt/plrtc_fdt.c:1.1.2.2 --- /dev/null Sat Jun 10 05:57:08 2017 +++ src/sys/arch/arm/fdt/plrtc_fdt.c Sat Jun 10 05:57:08 2017 @@ -0,0 +1,85 @@ +/* $NetBSD: plrtc_fdt.c,v 1.1.2.2 2017/06/10 05:57:08 snj Exp $ */ + +/*- + * Copyright (c) 2017 Jared McNeill <jmcne...@invisible.ca> + * All rights reserved. + * + * 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 AUTHOR ``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 AUTHOR 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. + */ + +#include <sys/cdefs.h> +__KERNEL_RCSID(0, "$NetBSD: plrtc_fdt.c,v 1.1.2.2 2017/06/10 05:57:08 snj Exp $"); + +#include <sys/param.h> +#include <sys/bus.h> +#include <sys/device.h> +#include <sys/systm.h> +#include <sys/kernel.h> + +#include <dev/fdt/fdtvar.h> + +#include <dev/ic/pl031var.h> + +static int plrtc_fdt_match(device_t, cfdata_t, void *); +static void plrtc_fdt_attach(device_t, device_t, void *); + +static const char * const compatible[] = { + "arm,pl031", + NULL +}; + +CFATTACH_DECL_NEW(plrtc_fdt, sizeof(struct plrtc_softc), + plrtc_fdt_match, plrtc_fdt_attach, NULL, NULL); + +static int +plrtc_fdt_match(device_t parent, cfdata_t cf, void *aux) +{ + struct fdt_attach_args * const faa = aux; + + return of_compatible(faa->faa_phandle, compatible) >= 0; +} + +static void +plrtc_fdt_attach(device_t parent, device_t self, void *aux) +{ + struct plrtc_softc * const sc = device_private(self); + struct fdt_attach_args * const faa = aux; + const int phandle = faa->faa_phandle; + bus_addr_t addr; + bus_size_t size; + + if (fdtbus_get_reg(phandle, 0, &addr, &size) != 0) { + aprint_error(": missing 'reg' property\n"); + return; + } + + sc->sc_dev = self; + sc->sc_bst = faa->faa_bst; + if (bus_space_map(faa->faa_bst, addr, size, 0, &sc->sc_bsh)) { + aprint_error(": couldn't map device\n"); + return; + } + + plrtc_attach(sc); + + fdtbus_todr_attach(self, phandle, &sc->sc_todr); +} Index: src/sys/dev/ic/pl031.c diff -u /dev/null src/sys/dev/ic/pl031.c:1.1.2.2 --- /dev/null Sat Jun 10 05:57:08 2017 +++ src/sys/dev/ic/pl031.c Sat Jun 10 05:57:08 2017 @@ -0,0 +1,84 @@ +/* $NetBSD: pl031.c,v 1.1.2.2 2017/06/10 05:57:08 snj Exp $ */ + +/*- + * Copyright (c) 2017 Jared McNeill <jmcne...@invisible.ca> + * All rights reserved. + * + * 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 AUTHOR ``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 AUTHOR 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. + */ + +#include <sys/cdefs.h> +__KERNEL_RCSID(0, "$NetBSD: pl031.c,v 1.1.2.2 2017/06/10 05:57:08 snj Exp $"); + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/device.h> +#include <sys/kmem.h> +#include <sys/bus.h> + +#include <dev/clock_subr.h> + +#include <dev/ic/pl031var.h> + +#define RTCDR 0x000 +#define RTCLR 0x008 +#define RTCCR 0x00c +#define RTCCR_START __BIT(0) + +#define RTC_READ(sc, reg) \ + bus_space_read_4((sc)->sc_bst, (sc)->sc_bsh, (reg)) +#define RTC_WRITE(sc, reg, val) \ + bus_space_write_4((sc)->sc_bst, (sc)->sc_bsh, (reg), (val)) + +static int +plrtc_gettime(todr_chip_handle_t tch, struct timeval *tv) +{ + struct plrtc_softc * const sc = tch->cookie; + + tv->tv_sec = RTC_READ(sc, RTCDR); + tv->tv_usec = 0; + + return 0; +} + +static int +plrtc_settime(todr_chip_handle_t tch, struct timeval *tv) +{ + struct plrtc_softc * const sc = tch->cookie; + + RTC_WRITE(sc, RTCLR, tv->tv_sec); + + return 0; +} + +void +plrtc_attach(struct plrtc_softc *sc) +{ + aprint_naive("\n"); + aprint_normal(": RTC\n"); + + sc->sc_todr.todr_gettime = plrtc_gettime; + sc->sc_todr.todr_settime = plrtc_settime; + sc->sc_todr.cookie = sc; + + RTC_WRITE(sc, RTCCR, RTCCR_START); +} Index: src/sys/dev/ic/pl031var.h diff -u /dev/null src/sys/dev/ic/pl031var.h:1.1.2.2 --- /dev/null Sat Jun 10 05:57:08 2017 +++ src/sys/dev/ic/pl031var.h Sat Jun 10 05:57:08 2017 @@ -0,0 +1,42 @@ +/* $NetBSD: pl031var.h,v 1.1.2.2 2017/06/10 05:57:08 snj Exp $ */ + +/*- + * Copyright (c) 2017 Jared McNeill <jmcne...@invisible.ca> + * All rights reserved. + * + * 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 AUTHOR ``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 AUTHOR 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. + */ + +#ifndef _PL041VAR_H +#define _PL041VAR_H + +struct plrtc_softc { + device_t sc_dev; + bus_space_tag_t sc_bst; + bus_space_handle_t sc_bsh; + + struct todr_chip_handle sc_todr; +}; + +void plrtc_attach(struct plrtc_softc *); + +#endif /* !_PL041VAR_H */