From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-lf0-x234.google.com ([2a00:1450:4010:c07::234]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Zz2Lf-0003hI-F7 for barebox@lists.infradead.org; Wed, 18 Nov 2015 13:00:32 +0000 Received: by lffu14 with SMTP id u14so25754683lff.1 for ; Wed, 18 Nov 2015 05:00:08 -0800 (PST) From: Antony Pavlov Date: Wed, 18 Nov 2015 16:00:02 +0300 Message-Id: <1447851604-18072-1-git-send-email-antonynpavlov@gmail.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [RFC 0/2] add multiplexed I2C bus support To: barebox@lists.infradead.org This patchseries adds multiplexed I2C bus support to barebox and a driver for pca954x bus multiplexer. This series has the "RFC" status mostly because of these adapter numbering hack in drivers/i2c/i2c-mux.c: /* FIXME */ // priv->adap.nr = mux_dev->id; priv->adap.nr = -1; ret = i2c_add_numbered_adapter(&priv->adap); Antony Pavlov (2): i2c: import multiplexed I2C bus core support from linux kernel i2c: add pca954x bus multiplexer driver drivers/i2c/Kconfig | 9 ++ drivers/i2c/Makefile | 3 +- drivers/i2c/i2c-mux.c | 118 ++++++++++++++++++++ drivers/i2c/muxes/Kconfig | 15 +++ drivers/i2c/muxes/Makefile | 4 + drivers/i2c/muxes/pca954x.c | 254 ++++++++++++++++++++++++++++++++++++++++++++ include/i2c/i2c-mux.h | 40 +++++++ include/i2c/i2c.h | 19 +++- 8 files changed, 460 insertions(+), 2 deletions(-) create mode 100644 drivers/i2c/i2c-mux.c create mode 100644 drivers/i2c/muxes/Kconfig create mode 100644 drivers/i2c/muxes/Makefile create mode 100644 drivers/i2c/muxes/pca954x.c create mode 100644 include/i2c/i2c-mux.h -- 2.6.2 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox