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[86.49.107.50]) by smtp.gmail.com with ESMTPSA id 123sm12991935wmp.1.2017.07.17.13.45.34 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 17 Jul 2017 13:45:34 -0700 (PDT) From: Marek Vasut X-Google-Original-From: Marek Vasut To: linux-renesas-soc@vger.kernel.org Cc: Marek Vasut , devicetree@vger.kernel.org, Rob Herring , Geert Uytterhoeven Subject: [PATCH V4 1/2] mfd: Add ROHM BD9571MWV-M PMIC DT bindings Date: Mon, 17 Jul 2017 22:45:11 +0200 Message-Id: <20170717204512.7075-1-marek.vasut+renesas@gmail.com> X-Mailer: git-send-email 2.11.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add DT bindings for the ROHM BD9571MWV-M PMIC. This PMIC has the following features: - multiple voltage monitors for 1V8, 2V5, 3V3 voltage rail - one voltage regulator for DVFS - two GPIOs Signed-off-by: Marek Vasut Cc: devicetree@vger.kernel.org Cc: Rob Herring Cc: Geert Uytterhoeven Cc: linux-renesas-soc@vger.kernel.org Acked-by: Rob Herring --- V2: - Drop the compatible = "regulator-fixed" from the binding example, it should not be there. - List the VD09 regulator V3: Replace bd9571@30 with pmic@30 V4: No changes --- .../devicetree/bindings/mfd/bd9571mwv.txt | 49 ++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/bd9571mwv.txt diff --git a/Documentation/devicetree/bindings/mfd/bd9571mwv.txt b/Documentation/devicetree/bindings/mfd/bd9571mwv.txt new file mode 100644 index 000000000000..9ab216a851d5 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/bd9571mwv.txt @@ -0,0 +1,49 @@ +* ROHM BD9571MWV Power Management Integrated Circuit (PMIC) bindings + +Required properties: + - compatible : Should be "rohm,bd9571mwv". + - reg : I2C slave address. + - interrupt-parent : Phandle to the parent interrupt controller. + - interrupts : The interrupt line the device is connected to. + - interrupt-controller : Marks the device node as an interrupt controller. + - #interrupt-cells : The number of cells to describe an IRQ, should be 2. + The first cell is the IRQ number. + The second cell is the flags, encoded as trigger + masks from ../interrupt-controller/interrupts.txt. + - gpio-controller : Marks the device node as a GPIO Controller. + - #gpio-cells : Should be two. The first cell is the pin number and + the second cell is used to specify flags. + See ../gpio/gpio.txt for more information. + - regulators: : List of child nodes that specify the regulator + initialization data. Child nodes must be named + after their hardware counterparts: + - vd09 + - vd18 + - vd25 + - vd33 + - dvfs + Each child node is defined using the standard + binding for regulators. + +Example: + + pmic: pmic@30 { + compatible = "rohm,bd9571mwv"; + reg = <0x30>; + interrupt-parent = <&gpio2>; + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + + regulators { + dvfs: dvfs { + regulator-name = "dvfs"; + regulator-min-microvolt = <750000>; + regulator-max-microvolt = <1030000>; + regulator-boot-on; + regulator-always-on; + }; + }; + };