svn commit: r336070 - in head/sys: arm/freescale/imx modules/imx modules/imx/imx_wdog

[Ian Lepore]

Author: ian
Date: Sat Jul  7 17:25:09 2018
New Revision: 336070
URL: https://svnweb.freebsd.org/changeset/base/336070

Log:
  Add pnp info and a module makefile for the imx_wdog watchdog driver.

Added:
  head/sys/modules/imx/imx_wdog/
  head/sys/modules/imx/imx_wdog/Makefile   (contents, props changed)
Modified:
  head/sys/arm/freescale/imx/imx_wdog.c
  head/sys/modules/imx/Makefile

Modified: head/sys/arm/freescale/imx/imx_wdog.c
==============================================================================
--- head/sys/arm/freescale/imx/imx_wdog.c       Sat Jul  7 15:55:58 2018        
(r336069)
+++ head/sys/arm/freescale/imx/imx_wdog.c       Sat Jul  7 17:25:09 2018        
(r336070)
@@ -209,6 +209,13 @@ imx_wdog_attach(device_t dev)
                sc->sc_pde_enabled = true;
 
        EVENTHANDLER_REGISTER(watchdog_list, imx_watchdog, sc, 0);
+
+       /*
+        * The watchdog hardware cannot be disabled, so there's little point in
+        * coding up a detach() routine to carefully tear everything down, just
+        * make the device busy so that detach can't happen.
+        */
+       device_busy(sc->sc_dev);
        return (0);
 }
 
@@ -227,3 +234,4 @@ static driver_t imx_wdog_driver = {
 static devclass_t imx_wdog_devclass;
 
 DRIVER_MODULE(imx_wdog, simplebus, imx_wdog_driver, imx_wdog_devclass, 0, 0);
+SIMPLEBUS_PNP_INFO(compat_data);

Modified: head/sys/modules/imx/Makefile
==============================================================================
--- head/sys/modules/imx/Makefile       Sat Jul  7 15:55:58 2018        
(r336069)
+++ head/sys/modules/imx/Makefile       Sat Jul  7 17:25:09 2018        
(r336070)
@@ -5,5 +5,6 @@ SUBDIR = \
        ../ffec \
        imx_i2c \
        imx_spi \
+       imx_wdog \
        
 .include <bsd.subdir.mk>

Added: head/sys/modules/imx/imx_wdog/Makefile
==============================================================================
--- /dev/null   00:00:00 1970   (empty, because file is newly added)
+++ head/sys/modules/imx/imx_wdog/Makefile      Sat Jul  7 17:25:09 2018        
(r336070)
@@ -0,0 +1,14 @@
+# $FreeBSD$
+
+.PATH: ${SRCTOP}/sys/arm/freescale/imx
+
+KMOD=  imx_wdog
+SRCS=  imx_wdog.c
+
+# Generated files...
+SRCS+= \
+       bus_if.h \
+       device_if.h \
+       ofw_bus_if.h \
+
+.include <bsd.kmod.mk>
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