| From: |
| Naveen Krishna Chatradhi <ch.naveen@samsung.com> |
| To: |
| linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-samsung-soc@vger.kernel.org |
| Subject: |
| [PATCH 0/2] i2c: Implement generic gpio based bus arbitration |
| Date: |
| Fri, 14 Dec 2012 11:20:52 +0530 |
| Message-ID: |
| <1355464254-12768-1-git-send-email-ch.naveen@samsung.com> |
| Cc: |
| w.sang@pengutronix.de, khali@linux-fr.org, ben-linux@fluff.org,
grant.likely@secretlab.ca, devicetree-discuss@lists.ozlabs.org,
sjg@chromium.org, grundler@chromium.org, naveen@chromium.org,
broonie@opensource.wolfsonmicro.com |
| Archive‑link: | |
Article |
This patchset adds
1. Support for generic gpio based i2c bus arbitration between 2 i2c Masters
Ex: between AP(exynos), device(EC).
2. Documentation and sample implmentation in i2c-s3c2410 driver.
Naveen Krishna Chatradhi (2):
i2c-core: Add gpio based bus arbitration implementation
i2c-s3c2410: Add GPIO based bus arbitration functionality
.../devicetree/bindings/i2c/arbitrator-i2c.txt | 56 ++++++++++++++
drivers/i2c/busses/i2c-s3c2410.c | 79 ++++++++++++--------
drivers/i2c/i2c-core.c | 67 +++++++++++++++++
drivers/of/of_i2c.c | 27 +++++++
include/linux/i2c.h | 17 +++++
include/linux/of_i2c.h | 2 +
6 files changed, 216 insertions(+), 32 deletions(-)
create mode 100644 Documentation/devicetree/bindings/i2c/arbitrator-i2c.txt
--
1.7.9.5
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