From: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> To: matti.vaittinen@fi.rohmeurope.com, mazziesaccount@gmail.com Cc: Lee Jones <lee.jones@linaro.org>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Michael Turquette <mturquette@baylibre.com>, Stephen Boyd <sboyd@kernel.org>, Linus Walleij <linus.walleij@linaro.org>, Bartosz Golaszewski <bgolaszewski@baylibre.com>, Sebastian Reichel <sre@kernel.org>, Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Alessandro Zummo <a.zummo@towertech.it>, Alexandre Belloni <alexandre.belloni@bootlin.com>, Wim Van Sebroeck <wim@linux-watchdog.org>, Guenter Roeck <linux@roeck-us.net>, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-pm@vger.kernel.org, linux-rtc@vger.kernel.org, linux-watchdog@vger.kernel.org, heikki.haikola@fi.r Subject: [PATCH v11 4/8] dt-bindings: mfd: Document first ROHM BD70528 bindings Date: Mon, 25 Mar 2019 14:05:55 +0200 [thread overview] Message-ID: <c674ef76ca0a3298e6b13ade4ab29775edf36a76.1553515333.git.matti.vaittinen@fi.rohmeurope.com> (raw) In-Reply-To: <cover.1553515333.git.matti.vaittinen@fi.rohmeurope.com> Document bindings for regulators (3 bucks, 3 LDOs and 2 LED drivers) and 4 GPIO pins which can be configured for I/O or as interrupt sources withe configurable trigger levels. Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> Reviewed-by: Rob Herring <robh@kernel.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> --- .../bindings/mfd/rohm,bd70528-pmic.txt | 102 ++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt diff --git a/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt b/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt new file mode 100644 index 000000000000..120462c17904 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt @@ -0,0 +1,102 @@ +* ROHM BD70528 Power Management Integrated Circuit bindings + +BD70528MWV is an ultra-low quiescet current general purpose single-chip +power management IC for battery-powered portable devices. The IC +integrates 3 ultra-low current consumption buck converters, 3 LDOs and 2 +LED Drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz +clock gate, high-accuracy VREF for use with an external ADC, flexible +dual-input power path, 10 bit SAR ADC for battery temperature monitor and +1S battery charger with scalable charge currents. + +Required properties: + - compatible : Should be "rohm,bd70528" + - reg : I2C slave address. + - interrupts : The interrupt line the device is connected to. + - interrupt-controller : To indicate BD70528 acts as an interrupt controller. + - #interrupt-cells : Should be 2. Usage is compliant to the 2 cells + variant of ../interrupt-controller/interrupts.txt + - gpio-controller : To indicate BD70528 acts as a GPIO controller. + - #gpio-cells : Should be 2. The first cell is the pin number and + the second cell is used to specify flags. See + ../gpio/gpio.txt for more information. + - #clock-cells : Should be 0. + - regulators: : List of child nodes that specify the regulators. + Please see ../regulator/rohm,bd70528-regulator.txt + +Optional properties: + - clock-output-names : Should contain name for output clock. + +Example: +/* external oscillator */ +osc: oscillator { + compatible = "fixed-clock"; + #clock-cells = <1>; + clock-frequency = <32768>; + clock-output-names = "osc"; +}; + +pmic: pmic@4b { + compatible = "rohm,bd70528"; + reg = <0x4b>; + interrupt-parent = <&gpio1>; + interrupts = <29 GPIO_ACTIVE_LOW>; + clocks = <&osc 0>; + #clock-cells = <0>; + clock-output-names = "bd70528-32k-out"; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + + regulators { + buck1: BUCK1 { + regulator-name = "buck1"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3400000>; + regulator-boot-on; + regulator-ramp-delay = <125>; + }; + buck2: BUCK2 { + regulator-name = "buck2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-ramp-delay = <125>; + }; + buck3: BUCK3 { + regulator-name = "buck3"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-ramp-delay = <250>; + }; + ldo1: LDO1 { + regulator-name = "ldo1"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + }; + ldo2: LDO2 { + regulator-name = "ldo2"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + }; + + ldo3: LDO3 { + regulator-name = "ldo3"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <3300000>; + }; + led_ldo1: LED_LDO1 { + regulator-name = "led_ldo1"; + regulator-min-microvolt = <200000>; + regulator-max-microvolt = <300000>; + }; + led_ldo2: LED_LDO2 { + regulator-name = "led_ldo2"; + regulator-min-microvolt = <200000>; + regulator-max-microvolt = <300000>; + }; + }; +}; -- 2.17.2 -- Matti Vaittinen, Linux device drivers ROHM Semiconductors, Finland SWDC Kiviharjunlenkki 1E 90220 OULU FINLAND ~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~
WARNING: multiple messages have this Message-ID (diff)
From: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> To: matti.vaittinen@fi.rohmeurope.com, mazziesaccount@gmail.com Cc: Lee Jones <lee.jones@linaro.org>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Michael Turquette <mturquette@baylibre.com>, Stephen Boyd <sboyd@kernel.org>, Linus Walleij <linus.walleij@linaro.org>, Bartosz Golaszewski <bgolaszewski@baylibre.com>, Sebastian Reichel <sre@kernel.org>, Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Alessandro Zummo <a.zummo@towertech.it>, Alexandre Belloni <alexandre.belloni@bootlin.com>, Wim Van Sebroeck <wim@linux-watchdog.org>, Guenter Roeck <linux@roeck-us.net>, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-pm@vger.kernel.org, linux-rtc@vger.kernel.org, linux-watchdog@vger.kernel.org, heikki.haikola@fi.rohmeurope.com, mikko.mutanen@fi.rohmeurope.com Subject: [PATCH v11 4/8] dt-bindings: mfd: Document first ROHM BD70528 bindings Date: Mon, 25 Mar 2019 14:05:55 +0200 [thread overview] Message-ID: <c674ef76ca0a3298e6b13ade4ab29775edf36a76.1553515333.git.matti.vaittinen@fi.rohmeurope.com> (raw) In-Reply-To: <cover.1553515333.git.matti.vaittinen@fi.rohmeurope.com> Document bindings for regulators (3 bucks, 3 LDOs and 2 LED drivers) and 4 GPIO pins which can be configured for I/O or as interrupt sources withe configurable trigger levels. Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> Reviewed-by: Rob Herring <robh@kernel.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> --- .../bindings/mfd/rohm,bd70528-pmic.txt | 102 ++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt diff --git a/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt b/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt new file mode 100644 index 000000000000..120462c17904 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/rohm,bd70528-pmic.txt @@ -0,0 +1,102 @@ +* ROHM BD70528 Power Management Integrated Circuit bindings + +BD70528MWV is an ultra-low quiescet current general purpose single-chip +power management IC for battery-powered portable devices. The IC +integrates 3 ultra-low current consumption buck converters, 3 LDOs and 2 +LED Drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz +clock gate, high-accuracy VREF for use with an external ADC, flexible +dual-input power path, 10 bit SAR ADC for battery temperature monitor and +1S battery charger with scalable charge currents. + +Required properties: + - compatible : Should be "rohm,bd70528" + - reg : I2C slave address. + - interrupts : The interrupt line the device is connected to. + - interrupt-controller : To indicate BD70528 acts as an interrupt controller. + - #interrupt-cells : Should be 2. Usage is compliant to the 2 cells + variant of ../interrupt-controller/interrupts.txt + - gpio-controller : To indicate BD70528 acts as a GPIO controller. + - #gpio-cells : Should be 2. The first cell is the pin number and + the second cell is used to specify flags. See + ../gpio/gpio.txt for more information. + - #clock-cells : Should be 0. + - regulators: : List of child nodes that specify the regulators. + Please see ../regulator/rohm,bd70528-regulator.txt + +Optional properties: + - clock-output-names : Should contain name for output clock. + +Example: +/* external oscillator */ +osc: oscillator { + compatible = "fixed-clock"; + #clock-cells = <1>; + clock-frequency = <32768>; + clock-output-names = "osc"; +}; + +pmic: pmic@4b { + compatible = "rohm,bd70528"; + reg = <0x4b>; + interrupt-parent = <&gpio1>; + interrupts = <29 GPIO_ACTIVE_LOW>; + clocks = <&osc 0>; + #clock-cells = <0>; + clock-output-names = "bd70528-32k-out"; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + + regulators { + buck1: BUCK1 { + regulator-name = "buck1"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3400000>; + regulator-boot-on; + regulator-ramp-delay = <125>; + }; + buck2: BUCK2 { + regulator-name = "buck2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-ramp-delay = <125>; + }; + buck3: BUCK3 { + regulator-name = "buck3"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-ramp-delay = <250>; + }; + ldo1: LDO1 { + regulator-name = "ldo1"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + }; + ldo2: LDO2 { + regulator-name = "ldo2"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + }; + + ldo3: LDO3 { + regulator-name = "ldo3"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <3300000>; + }; + led_ldo1: LED_LDO1 { + regulator-name = "led_ldo1"; + regulator-min-microvolt = <200000>; + regulator-max-microvolt = <300000>; + }; + led_ldo2: LED_LDO2 { + regulator-name = "led_ldo2"; + regulator-min-microvolt = <200000>; + regulator-max-microvolt = <300000>; + }; + }; +}; -- 2.17.2 -- Matti Vaittinen, Linux device drivers ROHM Semiconductors, Finland SWDC Kiviharjunlenkki 1E 90220 OULU FINLAND ~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~
next prev parent reply other threads:[~2019-03-25 12:05 UTC|newest] Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-03-25 12:04 [PATCH v11 0/8] support ROHM BD70528 PMIC Matti Vaittinen 2019-03-25 12:04 ` Matti Vaittinen 2019-03-25 12:04 ` [PATCH v11 1/8] mfd: regulator: clk: split rohm-bd718x7.h Matti Vaittinen 2019-03-25 12:04 ` Matti Vaittinen 2019-04-03 6:19 ` Lee Jones 2019-04-03 6:19 ` Lee Jones 2019-03-25 12:05 ` [PATCH v11 2/8] mfd: bd70528: Support ROHM bd70528 PMIC - core Matti Vaittinen 2019-03-25 12:05 ` Matti Vaittinen 2019-04-03 7:31 ` Lee Jones 2019-04-03 7:31 ` Lee Jones 2019-04-03 8:47 ` Matti Vaittinen 2019-04-03 8:47 ` Matti Vaittinen 2019-04-03 9:30 ` Lee Jones 2019-04-03 9:30 ` Lee Jones 2019-04-03 10:10 ` Matti Vaittinen 2019-04-03 10:10 ` Matti Vaittinen 2019-04-03 11:25 ` Lee Jones 2019-04-03 11:25 ` Lee Jones 2019-04-03 11:45 ` Vaittinen, Matti 2019-04-03 11:45 ` Vaittinen, Matti 2019-04-04 2:52 ` Lee Jones 2019-04-04 2:52 ` Lee Jones 2019-04-04 5:57 ` Vaittinen, Matti 2019-04-04 5:57 ` Vaittinen, Matti 2019-04-04 6:54 ` Lee Jones 2019-04-04 6:54 ` Lee Jones 2019-04-04 7:24 ` Matti Vaittinen 2019-04-04 7:24 ` Matti Vaittinen 2019-04-04 7:56 ` Alexandre Belloni 2019-04-04 7:56 ` Alexandre Belloni 2019-04-04 8:10 ` Vaittinen, Matti 2019-04-04 8:10 ` Vaittinen, Matti 2019-04-04 8:21 ` Lee Jones 2019-04-04 8:21 ` Lee Jones 2019-04-04 8:06 ` Lee Jones 2019-04-04 8:06 ` Lee Jones 2019-03-25 12:05 ` [PATCH v11 3/8] clk: bd718x7: Support ROHM BD70528 clk block Matti Vaittinen 2019-03-25 12:05 ` Matti Vaittinen 2019-03-25 12:05 ` Matti Vaittinen [this message] 2019-03-25 12:05 ` [PATCH v11 4/8] dt-bindings: mfd: Document first ROHM BD70528 bindings Matti Vaittinen 2019-04-03 7:34 ` Lee Jones 2019-04-03 7:34 ` Lee Jones 2019-04-03 9:04 ` Matti Vaittinen 2019-04-03 9:04 ` Matti Vaittinen 2019-03-25 12:06 ` [PATCH v11 5/8] gpio: Initial support for ROHM bd70528 GPIO block Matti Vaittinen 2019-03-25 12:06 ` Matti Vaittinen 2019-03-25 12:06 ` [PATCH v11 6/8] rtc: bd70528: Initial support for ROHM bd70528 RTC Matti Vaittinen 2019-03-25 12:06 ` Matti Vaittinen 2019-03-25 17:04 ` Alexandre Belloni 2019-03-25 17:04 ` Alexandre Belloni 2019-03-26 13:51 ` Vaittinen, Matti 2019-03-26 13:51 ` Vaittinen, Matti 2019-03-26 14:05 ` Alexandre Belloni 2019-03-26 14:05 ` Alexandre Belloni 2019-03-25 12:06 ` [PATCH v11 7/8] power: supply: Initial support for ROHM BD70528 PMIC charger block Matti Vaittinen 2019-03-25 12:06 ` Matti Vaittinen 2019-03-25 12:07 ` [PATCH v11 8/8] watchdog: bd70528: Initial support for ROHM BD70528 watchdog block Matti Vaittinen 2019-03-25 12:07 ` Matti Vaittinen
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