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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eugen.Hristev@microchip.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Eugen Hristev Add binding specificatoin for digital filter inside the i2c controller Signed-off-by: Eugen Hristev --- Documentation/devicetree/bindings/i2c/i2c-at91.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/i2c/i2c-at91.txt b/Documentation/devicetree/bindings/i2c/i2c-at91.txt index 2210f43..8268595 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-at91.txt +++ b/Documentation/devicetree/bindings/i2c/i2c-at91.txt @@ -20,6 +20,9 @@ Optional properties: capable I2C controllers. - i2c-sda-hold-time-ns: TWD hold time, only available for "atmel,sama5d4-i2c" and "atmel,sama5d2-i2c". +- enable-dig-filt: Enable the built-in digital filter on the i2c lines, + specifically required depending on the hardware PCB/board and if the + version of the controller includes it. - Child nodes conforming to i2c bus binding Examples : @@ -56,6 +59,7 @@ i2c0: i2c@f8034600 { clocks = <&flx0>; atmel,fifo-size = <16>; i2c-sda-hold-time-ns = <336>; + enable-dig-filt; wm8731: wm8731@1a { compatible = "wm8731";