diff options
Diffstat (limited to 'Documentation/devicetree/bindings/mfd')
13 files changed, 379 insertions, 96 deletions
diff --git a/Documentation/devicetree/bindings/mfd/allwinner,sun4i-a10-ts.yaml b/Documentation/devicetree/bindings/mfd/allwinner,sun4i-a10-ts.yaml new file mode 100644 index 000000000000..4b1a09acb98b --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/allwinner,sun4i-a10-ts.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/allwinner,sun4i-a10-ts.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Allwinner A10 Resistive Touchscreen Controller Device Tree Bindings + +maintainers: + - Chen-Yu Tsai <wens@csie.org> + - Maxime Ripard <maxime.ripard@bootlin.com> + +properties: + "#thermal-sensor-cells": + const: 0 + + compatible: + enum: + - allwinner,sun4i-a10-ts + - allwinner,sun5i-a13-ts + - allwinner,sun6i-a31-ts + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + allwinner,ts-attached: + $ref: /schemas/types.yaml#/definitions/flag + description: A touchscreen is attached to the controller + + allwinner,tp-sensitive-adjust: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - minimum: 0 + maximum: 15 + default: 15 + description: Sensitivity of pen down detection + + allwinner,filter-type: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - minimum: 0 + maximum: 3 + default: 1 + description: | + Select median and averaging filter. Sample used for median / + averaging filter: + 0: 4/2 + 1: 5/3 + 2: 8/4 + 3: 16/8 + +required: + - "#thermal-sensor-cells" + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + rtp: rtp@1c25000 { + compatible = "allwinner,sun4i-a10-ts"; + reg = <0x01c25000 0x100>; + interrupts = <29>; + allwinner,ts-attached; + #thermal-sensor-cells = <0>; + /* sensitive/noisy touch panel */ + allwinner,tp-sensitive-adjust = <0>; + allwinner,filter-type = <3>; + }; + +... diff --git a/Documentation/devicetree/bindings/mfd/aspeed-scu.txt b/Documentation/devicetree/bindings/mfd/aspeed-scu.txt index ce8cf0ec6279..4d92c0bb6687 100644 --- a/Documentation/devicetree/bindings/mfd/aspeed-scu.txt +++ b/Documentation/devicetree/bindings/mfd/aspeed-scu.txt @@ -4,9 +4,7 @@ configuring elements such as clocks, pinmux, and reset. Required properties: - compatible: One of: "aspeed,ast2400-scu", "syscon", "simple-mfd" - "aspeed,g4-scu", "syscon", "simple-mfd" "aspeed,ast2500-scu", "syscon", "simple-mfd" - "aspeed,g5-scu", "syscon", "simple-mfd" - reg: contains the offset and length of the SCU memory region - #clock-cells: should be set to <1> - the system controller is also a diff --git a/Documentation/devicetree/bindings/mfd/atmel-usart.txt b/Documentation/devicetree/bindings/mfd/atmel-usart.txt index 7f0cd72f47d2..699fd3c9ace8 100644 --- a/Documentation/devicetree/bindings/mfd/atmel-usart.txt +++ b/Documentation/devicetree/bindings/mfd/atmel-usart.txt @@ -17,17 +17,24 @@ Required properties for USART in SPI mode: - cs-gpios: chipselects (internal cs not supported) - atmel,usart-mode : Must be <AT91_USART_MODE_SPI> (found in dt-bindings/mfd/at91-usart.h) +Optional properties in serial and SPI mode: +- dma bindings for dma transfer: + - dmas: DMA specifier, consisting of a phandle to DMA controller node, + memory peripheral interface and USART DMA channel ID, FIFO configuration. + The order of DMA channels is fixed. The first DMA channel must be TX + associated channel and the second one must be RX associated channel. + Refer to dma.txt and atmel-dma.txt for details. + - dma-names: "tx" for TX channel. + "rx" for RX channel. + The order of dma-names is also fixed. The first name must be "tx" + and the second one must be "rx" as in the examples below. + Optional properties in serial mode: - atmel,use-dma-rx: use of PDC or DMA for receiving data - atmel,use-dma-tx: use of PDC or DMA for transmitting data - {rts,cts,dtr,dsr,rng,dcd}-gpios: specify a GPIO for RTS/CTS/DTR/DSR/RI/DCD line respectively. It will use specified PIO instead of the peripheral function pin for the USART feature. If unsure, don't specify this property. -- add dma bindings for dma transfer: - - dmas: DMA specifier, consisting of a phandle to DMA controller node, - memory peripheral interface and USART DMA channel ID, FIFO configuration. - Refer to dma.txt and atmel-dma.txt for details. - - dma-names: "rx" for RX channel, "tx" for TX channel. - atmel,fifo-size: maximum number of data the RX and TX FIFOs can store for FIFO capable USARTs. - rs485-rts-delay, rs485-rx-during-tx, linux,rs485-enabled-at-boot-time: see rs485.txt @@ -81,5 +88,8 @@ Example: interrupts = <12 IRQ_TYPE_LEVEL_HIGH 5>; clocks = <&usart0_clk>; clock-names = "usart"; + dmas = <&dma0 2 AT91_DMA_CFG_PER_ID(3)>, + <&dma0 2 (AT91_DMA_CFG_PER_ID(4) | AT91_DMA_CFG_FIFOCFG_ASAP)>; + dma-names = "tx", "rx"; cs-gpios = <&pioB 3 0>; }; diff --git a/Documentation/devicetree/bindings/mfd/cros-ec.txt b/Documentation/devicetree/bindings/mfd/cros-ec.txt index 6245c9b1a68b..4860eabd0f72 100644 --- a/Documentation/devicetree/bindings/mfd/cros-ec.txt +++ b/Documentation/devicetree/bindings/mfd/cros-ec.txt @@ -3,7 +3,7 @@ ChromeOS Embedded Controller Google's ChromeOS EC is a Cortex-M device which talks to the AP and implements various function such as keyboard and battery charging. -The EC can be connect through various means (I2C, SPI, LPC) and the +The EC can be connect through various means (I2C, SPI, LPC, RPMSG) and the compatible string used depends on the interface. Each connection method has its own driver which connects to the top level interface-agnostic EC driver. Other Linux driver (such as cros-ec-keyb for the matrix keyboard) connect to @@ -17,6 +17,9 @@ Required properties (SPI): - compatible: "google,cros-ec-spi" - reg: SPI chip select +Required properties (RPMSG): +- compatible: "google,cros-ec-rpmsg" + Optional properties (SPI): - google,cros-ec-spi-pre-delay: Some implementations of the EC need a little time to wake up from sleep before they can receive SPI transfers at a high diff --git a/Documentation/devicetree/bindings/mfd/lp87565.txt b/Documentation/devicetree/bindings/mfd/lp87565.txt index a48df7c08ab0..41671e0dc26b 100644 --- a/Documentation/devicetree/bindings/mfd/lp87565.txt +++ b/Documentation/devicetree/bindings/mfd/lp87565.txt @@ -41,3 +41,39 @@ lp87565_pmic: pmic@60 { }; }; }; + +TI LP87561 PMIC: + +This is a single output 4-phase regulator configuration + +Required properties: + - compatible: "ti,lp87561-q1" + - reg: I2C slave address. + - 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. + - xxx-in-supply: Phandle to parent supply node of each regulator + populated under regulators node. xxx should match + the supply_name populated in driver. +Example: + +lp87561_pmic: pmic@62 { + compatible = "ti,lp87561-q1"; + reg = <0x62>; + gpio-controller; + #gpio-cells = <2>; + + buck3210-in-supply = <&vsys_3v3>; + + regulators: regulators { + buck3210_reg: buck3210 { + /* VDD_CORE */ + regulator-name = "buck3210"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <800000>; + regulator-always-on; + regulator-boot-on; + }; + }; +}; diff --git a/Documentation/devicetree/bindings/mfd/madera.txt b/Documentation/devicetree/bindings/mfd/madera.txt index db3266088386..cad0f2800502 100644 --- a/Documentation/devicetree/bindings/mfd/madera.txt +++ b/Documentation/devicetree/bindings/mfd/madera.txt @@ -11,10 +11,14 @@ bindings/sound/madera.txt Required properties: - compatible : One of the following chip-specific strings: + "cirrus,cs47l15" "cirrus,cs47l35" "cirrus,cs47l85" "cirrus,cs47l90" "cirrus,cs47l91" + "cirrus,cs42l92" + "cirrus,cs47l92" + "cirrus,cs47l93" "cirrus,wm1840" - reg : I2C slave address when connected using I2C, chip select number when @@ -22,7 +26,7 @@ Required properties: - DCVDD-supply : Power supply for the device as defined in bindings/regulator/regulator.txt - Mandatory on CS47L35, CS47L90, CS47L91 + Mandatory on CS47L15, CS47L35, CS47L90, CS47L91, CS42L92, CS47L92, CS47L93 Optional on CS47L85, WM1840 - AVDD-supply, DBVDD1-supply, DBVDD2-supply, CPVDD1-supply, CPVDD2-supply : @@ -35,7 +39,7 @@ Required properties: (CS47L85, WM1840) - SPKVDD-supply : Power supply for the device - (CS47L35) + (CS47L15, CS47L35) - interrupt-controller : Indicates that this device is an interrupt controller diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt b/Documentation/devicetree/bindings/mfd/mt6397.txt index 0ebd08af777d..a9b105ac00a8 100644 --- a/Documentation/devicetree/bindings/mfd/mt6397.txt +++ b/Documentation/devicetree/bindings/mfd/mt6397.txt @@ -8,11 +8,12 @@ MT6397/MT6323 is a multifunction device with the following sub modules: - Clock - LED - Keys +- Power controller It is interfaced to host controller using SPI interface by a proprietary hardware called PMIC wrapper or pwrap. MT6397/MT6323 MFD is a child device of pwrap. See the following for pwarp node definitions: -Documentation/devicetree/bindings/soc/mediatek/pwrap.txt +../soc/mediatek/pwrap.txt This document describes the binding for MFD device and its sub module. @@ -22,14 +23,16 @@ compatible: "mediatek,mt6397" or "mediatek,mt6323" Optional subnodes: - rtc - Required properties: + Required properties: Should be one of follows + - compatible: "mediatek,mt6323-rtc" - compatible: "mediatek,mt6397-rtc" + For details, see ../rtc/rtc-mt6397.txt - regulators Required properties: - compatible: "mediatek,mt6397-regulator" - see Documentation/devicetree/bindings/regulator/mt6397-regulator.txt + see ../regulator/mt6397-regulator.txt - compatible: "mediatek,mt6323-regulator" - see Documentation/devicetree/bindings/regulator/mt6323-regulator.txt + see ../regulator/mt6323-regulator.txt - codec Required properties: - compatible: "mediatek,mt6397-codec" @@ -39,12 +42,17 @@ Optional subnodes: - led Required properties: - compatible: "mediatek,mt6323-led" - see Documentation/devicetree/bindings/leds/leds-mt6323.txt + see ../leds/leds-mt6323.txt - keys Required properties: - compatible: "mediatek,mt6397-keys" or "mediatek,mt6323-keys" - see Documentation/devicetree/bindings/input/mtk-pmic-keys.txt + see ../input/mtk-pmic-keys.txt + +- power-controller + Required properties: + - compatible: "mediatek,mt6323-pwrc" + For details, see ../power/reset/mt6323-poweroff.txt Example: pwrap: pwrap@1000f000 { diff --git a/Documentation/devicetree/bindings/mfd/rk808.txt b/Documentation/devicetree/bindings/mfd/rk808.txt index 1683ec3245bc..04df07f6f793 100644 --- a/Documentation/devicetree/bindings/mfd/rk808.txt +++ b/Documentation/devicetree/bindings/mfd/rk808.txt @@ -3,11 +3,15 @@ RK8XX Power Management Integrated Circuit The rk8xx family current members: rk805 rk808 +rk809 +rk817 rk818 Required properties: - compatible: "rockchip,rk805" - compatible: "rockchip,rk808" +- compatible: "rockchip,rk809" +- compatible: "rockchip,rk817" - compatible: "rockchip,rk818" - reg: I2C slave address - interrupts: the interrupt outputs of the controller. @@ -45,6 +49,23 @@ Optional RK808 properties: the gpio controller. If DVS GPIOs aren't present, voltage changes will happen very quickly with no slow ramp time. +Optional shared RK809 and RK817 properties: +- vcc1-supply: The input supply for DCDC_REG1 +- vcc2-supply: The input supply for DCDC_REG2 +- vcc3-supply: The input supply for DCDC_REG3 +- vcc4-supply: The input supply for DCDC_REG4 +- vcc5-supply: The input supply for LDO_REG1, LDO_REG2, LDO_REG3 +- vcc6-supply: The input supply for LDO_REG4, LDO_REG5, LDO_REG6 +- vcc7-supply: The input supply for LDO_REG7, LDO_REG8, LDO_REG9 + +Optional RK809 properties: +- vcc8-supply: The input supply for SWITCH_REG1 +- vcc9-supply: The input supply for DCDC_REG5, SWITCH_REG2 + +Optional RK817 properties: +- vcc8-supply: The input supply for BOOST +- vcc9-supply: The input supply for OTG_SWITCH + Optional RK818 properties: - vcc1-supply: The input supply for DCDC_REG1 - vcc2-supply: The input supply for DCDC_REG2 @@ -86,6 +107,21 @@ number as described in RK808 datasheet. - SWITCH_REGn - valid values for n are 1 to 2 +Following regulators of the RK809 and RK817 PMIC blocks are supported. Note that +the 'n' in regulator name, as in DCDC_REGn or LDOn, represents the DCDC or LDO +number as described in RK809 and RK817 datasheets. + + - DCDC_REGn + - valid values for n are 1 to 5 for RK809. + - valid values for n are 1 to 4 for RK817. + - LDO_REGn + - valid values for n are 1 to 9 for RK809. + - valid values for n are 1 to 9 for RK817. + - SWITCH_REGn + - valid values for n are 1 to 2 for RK809. + - BOOST for RK817 + - OTG_SWITCH for RK817 + Following regulators of the RK818 PMIC block are supported. Note that the 'n' in regulator name, as in DCDC_REGn or LDOn, represents the DCDC or LDO number as described in RK818 datasheet. @@ -98,6 +134,14 @@ number as described in RK818 datasheet. - HDMI_SWITCH - OTG_SWITCH +It is necessary to configure three pins for both the RK809 and RK817, the three +pins are "gpio_ts" "gpio_gt" "gpio_slp". + The gpio_gt and gpio_ts pins support the gpio function. + The gpio_slp pin is for controlling the pmic states, as below: + - reset + - power down + - sleep + Standard regulator bindings are used inside regulator subnodes. Check Documentation/devicetree/bindings/regulator/regulator.txt for more details diff --git a/Documentation/devicetree/bindings/mfd/rn5t618.txt b/Documentation/devicetree/bindings/mfd/rn5t618.txt index 65c23263cc54..b74e5e94d1cb 100644 --- a/Documentation/devicetree/bindings/mfd/rn5t618.txt +++ b/Documentation/devicetree/bindings/mfd/rn5t618.txt @@ -14,6 +14,10 @@ Required properties: "ricoh,rc5t619" - reg: the I2C slave address of the device +Optional properties: + - system-power-controller: + See Documentation/devicetree/bindings/power/power-controller.txt + Sub-nodes: - regulators: the node is required if the regulator functionality is needed. The valid regulator names are: DCDC1, DCDC2, DCDC3, DCDC4 @@ -28,6 +32,7 @@ Example: pmic@32 { compatible = "ricoh,rn5t618"; reg = <0x32>; + system-power-controller; regulators { DCDC1 { 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..c3c02ce73cde --- /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 quiescent 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>; + }; + }; +}; diff --git a/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.txt b/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.txt index d5f68ac78d15..f22d74c7a8db 100644 --- a/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.txt +++ b/Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.txt @@ -8,6 +8,8 @@ and 6 LDOs. Datasheet for BD71837 is available at: https://www.rohm.com/datasheet/BD71837MWV/bd71837mwv-e +Datasheet for BD71847 is available at: +https://www.rohm.com/datasheet/BD71847AMWV/bd71847amwv-e Required properties: - compatible : Should be "rohm,bd71837" for bd71837 @@ -38,6 +40,14 @@ target state is set to READY by default. If SNVS state is used the boot crucial regulators must have the regulator-always-on and regulator-boot-on properties set in regulator node. +- rohm,short-press-ms : Short press duration in milliseconds +- rohm,long-press-ms : Long press duration in milliseconds + +Configure the "short press" and "long press" timers for the power button. +Values are rounded to what hardware supports (500ms multiple for short and +1000ms multiple for long). If these properties are not present the existing +configuration (from bootloader or OTP) is not touched. + Example: /* external oscillator node */ diff --git a/Documentation/devicetree/bindings/mfd/sun4i-gpadc.txt b/Documentation/devicetree/bindings/mfd/sun4i-gpadc.txt deleted file mode 100644 index 86dd8191b04c..000000000000 --- a/Documentation/devicetree/bindings/mfd/sun4i-gpadc.txt +++ /dev/null @@ -1,59 +0,0 @@ -Allwinner SoCs' GPADC Device Tree bindings ------------------------------------------- -The Allwinner SoCs all have an ADC that can also act as a thermal sensor -and sometimes as a touchscreen controller. - -Required properties: - - compatible: "allwinner,sun8i-a33-ths", - - reg: mmio address range of the chip, - - #thermal-sensor-cells: shall be 0, - - #io-channel-cells: shall be 0, - -Example: - ths: ths@1c25000 { - compatible = "allwinner,sun8i-a33-ths"; - reg = <0x01c25000 0x100>; - #thermal-sensor-cells = <0>; - #io-channel-cells = <0>; - }; - -sun4i, sun5i and sun6i SoCs are also supported via the older binding: - -sun4i resistive touchscreen controller --------------------------------------- - -Required properties: - - compatible: "allwinner,sun4i-a10-ts", "allwinner,sun5i-a13-ts" or - "allwinner,sun6i-a31-ts" - - reg: mmio address range of the chip - - interrupts: interrupt to which the chip is connected - - #thermal-sensor-cells: shall be 0 - -Optional properties: - - allwinner,ts-attached : boolean indicating that an actual touchscreen - is attached to the controller - - allwinner,tp-sensitive-adjust : integer (4 bits) - adjust sensitivity of pen down detection - between 0 (least sensitive) and 15 - (defaults to 15) - - allwinner,filter-type : integer (2 bits) - select median and averaging filter - samples used for median / averaging filter - 0: 4/2 - 1: 5/3 - 2: 8/4 - 3: 16/8 - (defaults to 1) - -Example: - - rtp: rtp@1c25000 { - compatible = "allwinner,sun4i-a10-ts"; - reg = <0x01c25000 0x100>; - interrupts = <29>; - allwinner,ts-attached; - #thermal-sensor-cells = <0>; - /* sensitive/noisy touch panel */ - allwinner,tp-sensitive-adjust = <0>; - allwinner,filter-type = <3>; - }; diff --git a/Documentation/devicetree/bindings/mfd/ti-lmu.txt b/Documentation/devicetree/bindings/mfd/ti-lmu.txt index 86ca786d54fc..2296b8f24de4 100644 --- a/Documentation/devicetree/bindings/mfd/ti-lmu.txt +++ b/Documentation/devicetree/bindings/mfd/ti-lmu.txt @@ -8,7 +8,7 @@ TI LMU driver supports lighting devices below. LM3632 Backlight and regulator LM3633 Backlight, LED and fault monitor LM3695 Backlight - LM3697 Backlight and fault monitor + LM36274 Backlight and regulator Required properties: - compatible: Should be one of: @@ -16,15 +16,32 @@ Required properties: "ti,lm3632" "ti,lm3633" "ti,lm3695" - "ti,lm3697" + "ti,lm36274" - reg: I2C slave address. 0x11 for LM3632 0x29 for LM3631 - 0x36 for LM3633, LM3697 + 0x36 for LM3633 0x63 for LM3695 + 0x11 for LM36274 -Optional property: +Optional properties: - enable-gpios: A GPIO specifier for hardware enable pin. + - ramp-up-us: Current ramping from one brightness level to + the a higher brightness level. + Range from 2048 us - 117.44 s + - ramp-down-us: Current ramping from one brightness level to + the a lower brightness level. + Range from 2048 us - 117.44 s + - ti,brightness-resolution - This determines whether to use 8 bit brightness + mode or 11 bit brightness mode. If this value is + not set the device is defaulted to the preferred + 8bit brightness mode per 7.3.4.1 of the data + sheet. This setting can either be in the parent + node or as part of the LED child nodes. This + is determined by the part itself if the strings + have a common brightness register or individual + brightness registers. + The values are 255 (8bit) or 2047 (11bit). Required node: - backlight: All LMU devices have backlight child nodes. @@ -35,14 +52,15 @@ Optional nodes: Required properties: - compatible: Should be one of: "ti,lm3633-fault-monitor" - "ti,lm3697-fault-monitor" - leds: LED properties for LM3633. Please refer to [2]. + LED properties for LM36274. Please refer to [4]. - regulators: Regulator properties for LM3631 and LM3632. Please refer to [3]. [1] ../leds/backlight/ti-lmu-backlight.txt [2] ../leds/leds-lm3633.txt [3] ../regulator/lm363x-regulator.txt +[4] ../leds/leds-lm36274.txt lm3631@29 { compatible = "ti,lm3631"; @@ -90,7 +108,7 @@ lm3631@29 { lcd_bl { led-sources = <0 1>; - ramp-up-msec = <300>; + ramp-up-us = <300000>; }; }; }; @@ -152,15 +170,15 @@ lm3633@36 { main { label = "main_lcd"; led-sources = <1 2>; - ramp-up-msec = <500>; - ramp-down-msec = <500>; + ramp-up-us = <500000>; + ramp-down-us = <500000>; }; front { label = "front_lcd"; led-sources = <0>; - ramp-up-msec = <1000>; - ramp-down-msec = <0>; + ramp-up-us = <1000000>; + ramp-down-us = <0>; }; }; @@ -201,23 +219,51 @@ lm3695@63 { }; }; -lm3697@36 { - compatible = "ti,lm3697"; - reg = <0x36>; +lm36274@11 { + compatible = "ti,lm36274"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x11>; enable-gpios = <&pioC 2 GPIO_ACTIVE_HIGH>; + regulators { + #address-cells = <1>; + #size-cells = <0>; + compatible = "ti,lm363x-regulator"; - backlight { - compatible = "ti,lm3697-backlight"; + enable-gpios = <&pioC 0 GPIO_ACTIVE_HIGH>, + <&pioC 1 GPIO_ACTIVE_HIGH>; - lcd { - led-sources = <0 1 2>; - ramp-up-msec = <200>; - ramp-down-msec = <200>; + vboost { + regulator-name = "lcd_boost"; + regulator-min-microvolt = <4000000>; + regulator-max-microvolt = <7150000>; + regulator-always-on; + }; + + vpos { + regulator-name = "lcd_vpos"; + regulator-min-microvolt = <4000000>; + regulator-max-microvolt = <6500000>; + }; + + vneg { + regulator-name = "lcd_vneg"; + regulator-min-microvolt = <4000000>; + regulator-max-microvolt = <6500000>; }; }; - fault-monitor { - compatible = "ti,lm3697-fault-monitor"; + backlight { + #address-cells = <1>; + #size-cells = <0>; + compatible = "ti,lm36274-backlight"; + + led@0 { + reg = <0>; + led-sources = <0 2>; + label = "white:backlight_cluster"; + linux,default-trigger = "backlight"; + }; }; }; |