Module Name: src
Committed By: jmcneill
Date: Fri Jun 2 10:46:07 UTC 2017
Modified Files:
src/sys/arch/arm/fdt: files.fdt
Added Files:
src/sys/arch/arm/fdt: smsh_fdt.c
Log Message:
Add fdt glue for SMSC LAN9118 ethernet.
To generate a diff of this commit:
cvs rdiff -u -r1.4 -r1.5 src/sys/arch/arm/fdt/files.fdt
cvs rdiff -u -r0 -r1.1 src/sys/arch/arm/fdt/smsh_fdt.c
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:1.4 src/sys/arch/arm/fdt/files.fdt:1.5
--- src/sys/arch/arm/fdt/files.fdt:1.4 Tue May 30 22:55:26 2017
+++ src/sys/arch/arm/fdt/files.fdt Fri Jun 2 10:46:07 2017
@@ -1,4 +1,4 @@
-# $NetBSD: files.fdt,v 1.4 2017/05/30 22:55:26 jmcneill Exp $
+# $NetBSD: files.fdt,v 1.5 2017/06/02 10:46:07 jmcneill Exp $
device armfdt { }: bus_space_generic, fdtbus
attach armfdt at root with arm_fdt
@@ -15,5 +15,8 @@ device gic: mpcorebus
attach gic at fdt with gic_fdt
file arch/arm/fdt/gic_fdt.c gic_fdt
+attach smsh at fdt with smsh_fdt
+file arch/arm/fdt/smsh_fdt.c smsh_fdt
+
# Console parameters
defparam opt_fdt_arm.h CONSADDR
Added files:
Index: src/sys/arch/arm/fdt/smsh_fdt.c
diff -u /dev/null src/sys/arch/arm/fdt/smsh_fdt.c:1.1
--- /dev/null Fri Jun 2 10:46:07 2017
+++ src/sys/arch/arm/fdt/smsh_fdt.c Fri Jun 2 10:46:07 2017
@@ -0,0 +1,112 @@
+/* $NetBSD: smsh_fdt.c,v 1.1 2017/06/02 10:46:07 jmcneill Exp $ */
+
+/*-
+ * Copyright (c) 2017 Jared McNeill <[email protected]>
+ * 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: smsh_fdt.c,v 1.1 2017/06/02 10:46:07 jmcneill 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 <net/if.h>
+#include <net/if_ether.h>
+#include <net/if_media.h>
+
+#include <dev/mii/miivar.h>
+
+#include <dev/ic/lan9118var.h>
+#include <dev/ic/lan9118reg.h>
+
+static int smsh_fdt_match(device_t, cfdata_t, void *);
+static void smsh_fdt_attach(device_t, device_t, void *);
+
+static const char * const compatible[] = { "smsc,lan9118", NULL };
+
+CFATTACH_DECL_NEW(smsh_fdt, sizeof(struct lan9118_softc),
+ smsh_fdt_match, smsh_fdt_attach, NULL, NULL);
+
+static int
+smsh_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
+smsh_fdt_attach(device_t parent, device_t self, void *aux)
+{
+ struct lan9118_softc * const sc = device_private(self);
+ struct fdt_attach_args * const faa = aux;
+ char intrstr[128];
+ const int phandle = faa->faa_phandle;
+ bus_addr_t addr;
+ bus_size_t size;
+ void *ih;
+
+ if (fdtbus_get_reg(phandle, 0, &addr, &size) != 0) {
+ aprint_error(": missing 'reg' property\n");
+ return;
+ }
+
+ if (!fdtbus_intr_str(phandle, 0, intrstr, sizeof(intrstr))) {
+ aprint_error_dev(self, "failed to decode interrupt\n");
+ return;
+ }
+
+ sc->sc_dev = self;
+ sc->sc_iot = faa->faa_bst;
+ if (bus_space_map(faa->faa_bst, addr, size, 0, &sc->sc_ioh)) {
+ aprint_error(": couldn't map device\n");
+ return;
+ }
+
+ if (of_hasprop(phandle, "smsc,irq-active-high"))
+ sc->sc_flags |= LAN9118_FLAGS_IRQ_ACTHI;
+ if (of_hasprop(phandle, "smsc,irq-push-pull"))
+ sc->sc_flags |= LAN9118_FLAGS_IRQ_PP;
+
+ if (lan9118_attach(sc) != 0)
+ goto unmap;
+
+ ih = fdtbus_intr_establish(phandle, 0, IPL_NET, 0, lan9118_intr, sc);
+ if (ih == NULL) {
+ aprint_error_dev(self, "couldn't install interrupt handler\n");
+ goto unmap;
+ }
+ aprint_normal_dev(self, "interrupting on %s\n", intrstr);
+
+ return;
+
+unmap:
+ bus_space_unmap(sc->sc_iot, sc->sc_ioh, size);
+}
