Date: Sat, 14 Apr 2012 17:27:35 +0000 (UTC) From: Marius Strobl <marius@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r234293 - head/sys/arm/at91 Message-ID: <201204141727.q3EHRZok040096@svn.freebsd.org>
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Author: marius Date: Sat Apr 14 17:27:34 2012 New Revision: 234293 URL: http://svn.freebsd.org/changeset/base/234293 Log: Generate an obviously missing STOP when having finished transmitting data. This fixes communication with PCF8563. Modified: head/sys/arm/at91/at91_twi.c Modified: head/sys/arm/at91/at91_twi.c ============================================================================== --- head/sys/arm/at91/at91_twi.c Sat Apr 14 17:17:55 2012 (r234292) +++ head/sys/arm/at91/at91_twi.c Sat Apr 14 17:27:34 2012 (r234293) @@ -364,6 +364,7 @@ at91_twi_transfer(device_t dev, struct i goto out; WR4(sc, TWI_THR, *buf++); } + WR4(sc, TWI_CR, TWI_CR_STOP); } if ((err = at91_twi_wait(sc, TWI_SR_TXCOMP))) break;
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