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[213.44.229.207]) by smtp.googlemail.com with ESMTPSA id x14sm25959969wmj.42.2020.01.07.01.29.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jan 2020 01:29:59 -0800 (PST) From: Khouloud Touil To: bgolaszewski@baylibre.com, robh+dt@kernel.org, mark.rutland@arm.com, srinivas.kandagatla@linaro.org, baylibre-upstreaming@groups.io Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-i2c@vger.kernel.org, linus.walleij@linaro.org, Khouloud Touil Subject: [PATCH v4 4/5] dt-bindings: at25: add reference for the wp-gpios property Date: Tue, 7 Jan 2020 10:29:21 +0100 Message-Id: <20200107092922.18408-5-ktouil@baylibre.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200107092922.18408-1-ktouil@baylibre.com> References: <20200107092922.18408-1-ktouil@baylibre.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org As the at25 uses the NVMEM subsystem, and the property is now being handled, adding reference for it in the device tree binding document, which allows to specify the GPIO line to which the write-protect pin is connected. Signed-off-by: Khouloud Touil --- Documentation/devicetree/bindings/eeprom/at25.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/eeprom/at25.txt b/Documentation/devicetree/bindings/eeprom/at25.txt index 42577dd113dd..fcacd97abd0a 100644 --- a/Documentation/devicetree/bindings/eeprom/at25.txt +++ b/Documentation/devicetree/bindings/eeprom/at25.txt @@ -20,6 +20,7 @@ Optional properties: - spi-cpha : SPI shifted clock phase, as per spi-bus bindings. - spi-cpol : SPI inverse clock polarity, as per spi-bus bindings. - read-only : this parameter-less property disables writes to the eeprom +- wp-gpios : GPIO to which the write-protect pin of the chip is connected Obsolete legacy properties can be used in place of "size", "pagesize", "address-width", and "read-only": @@ -36,6 +37,7 @@ Example: spi-max-frequency = <5000000>; spi-cpha; spi-cpol; + wp-gpios = <&gpio1 3 0>; pagesize = <64>; size = <32768>; -- 2.17.1