Date: Thu, 23 May 2019 14:21:23 +0000 (UTC) From: Ian Lepore <ian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r348166 - head/sys/arm/freescale/imx Message-ID: <201905231421.x4NELN71032688@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: ian Date: Thu May 23 14:21:23 2019 New Revision: 348166 URL: https://svnweb.freebsd.org/changeset/base/348166 Log: Release the bus-recovery gpio pins in detach(), so that unload then reload of the module works without "pin already allocated" errors. Modified: head/sys/arm/freescale/imx/imx_i2c.c Modified: head/sys/arm/freescale/imx/imx_i2c.c ============================================================================== --- head/sys/arm/freescale/imx/imx_i2c.c Thu May 23 14:05:42 2019 (r348165) +++ head/sys/arm/freescale/imx/imx_i2c.c Thu May 23 14:21:23 2019 (r348166) @@ -469,6 +469,10 @@ i2c_detach(device_t dev) if (sc->iicbus != NULL) device_delete_child(dev, sc->iicbus); + /* Release bus-recover pins; gpio_pin_release() handles NULL args. */ + gpio_pin_release(sc->rb_sclpin); + gpio_pin_release(sc->rb_sdapin); + if (sc->res != NULL) bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->res);
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201905231421.x4NELN71032688>