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Message-ID: <4c595ccd-f4bc-3ac2-6f3f-9778c1170af5@ti.com>
Date: Tue, 4 Aug 2020 14:55:06 -0500
From: Dan Murphy <dmurphy@...com>
To: <jacek.anaszewski@...il.com>, <pavel@....cz>, <robh@...nel.org>,
<marek.behun@....cz>
CC: <devicetree@...r.kernel.org>, <linux-leds@...r.kernel.org>,
<linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v32 1/6] dt: bindings: lp50xx: Introduce the lp50xx family
of RGB drivers
Pavel
On 7/28/20 8:39 AM, Dan Murphy wrote:
> Pavel
>
> On 7/22/20 10:31 AM, Dan Murphy wrote:
>> Introduce the bindings for the Texas Instruments LP5036, LP5030, LP5024,
>> LP5018, LP5012 and LP5009 RGB LED device driver. The
>> LP5036/30/24/18/12/9
>> can control RGB LEDs individually or as part of a control bank group.
>> These devices have the ability to adjust the mixing control for the RGB
>> LEDs to obtain different colors independent of the overall brightness of
>> the LED grouping.
>
> Were you going to pull this in as a user of the Multicolor framework?
>
Gentle ping. I saw you were going to push the Omnia these should be
ready too
> Dan
>
>
>>
>> Datasheet:
>> http://www.ti.com/lit/ds/symlink/lp5012.pdf
>> http://www.ti.com/lit/ds/symlink/lp5024.pdf
>> http://www.ti.com/lit/ds/symlink/lp5036.pdf
>>
>> Reviewed-by: Rob Herring <robh@...nel.org>
>> Acked-by: Jacek Anaszewski <jacek.anaszewski@...il.com>
>> Signed-off-by: Dan Murphy <dmurphy@...com>
>> ---
>> .../devicetree/bindings/leds/leds-lp50xx.yaml | 130 ++++++++++++++++++
>> 1 file changed, 130 insertions(+)
>> create mode 100644
>> Documentation/devicetree/bindings/leds/leds-lp50xx.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/leds/leds-lp50xx.yaml
>> b/Documentation/devicetree/bindings/leds/leds-lp50xx.yaml
>> new file mode 100644
>> index 000000000000..b2dd1672f12a
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/leds/leds-lp50xx.yaml
>> @@ -0,0 +1,130 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/leds/leds-lp50xx.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: LED driver for LP50XX RGB LED from Texas Instruments.
>> +
>> +maintainers:
>> + - Dan Murphy <dmurphy@...com>
>> +
>> +description: |
>> + The LP50XX is multi-channel, I2C RGB LED Drivers that can group
>> RGB LEDs into
>> + a LED group or control them individually.
>> +
>> + The difference in these RGB LED drivers is the number of supported
>> RGB
>> + modules.
>> +
>> + For more product information please see the link below:
>> + https://www.ti.com/lit/ds/symlink/lp5012.pdf
>> + https://www.ti.com/lit/ds/symlink/lp5024.pdf
>> + https://www.ti.com/lit/ds/symlink/lp5036.pdf
>> +
>> +properties:
>> + compatible:
>> + enum:
>> + - ti,lp5009
>> + - ti,lp5012
>> + - ti,lp5018
>> + - ti,lp5024
>> + - ti,lp5030
>> + - ti,lp5036
>> +
>> + reg:
>> + maxItems: 1
>> + description:
>> + I2C slave address
>> + lp5009/12 - 0x14, 0x15, 0x16, 0x17
>> + lp5018/24 - 0x28, 0x29, 0x2a, 0x2b
>> + lp5030/36 - 0x30, 0x31, 0x32, 0x33
>> +
>> + enable-gpios:
>> + maxItems: 1
>> + description: GPIO pin to enable/disable the device.
>> +
>> + vled-supply:
>> + description: LED supply.
>> +
>> +patternProperties:
>> + '^multi-led@[0-9a-f]$':
>> + type: object
>> + allOf:
>> + - $ref: leds-class-multicolor.yaml#
>> + properties:
>> + reg:
>> + minItems: 1
>> + maxItems: 12
>> + description:
>> + This property denotes the LED module number(s) that is
>> used on the
>> + for the child node. The LED modules can either be used
>> stand alone
>> + or grouped into a module bank.
>> +
>> + patternProperties:
>> + "(^led-[0-9a-f]$|led)":
>> + type: object
>> + $ref: common.yaml#
>> +
>> +required:
>> + - compatible
>> + - reg
>> +
>> +examples:
>> + - |
>> + #include <dt-bindings/gpio/gpio.h>
>> + #include <dt-bindings/leds/common.h>
>> +
>> + i2c {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + led-controller@14 {
>> + compatible = "ti,lp5009";
>> + reg = <0x14>;
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + enable-gpios = <&gpio1 16>;
>> +
>> + multi-led@1 {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + reg = <0x1>;
>> + color = <LED_COLOR_ID_MULTI>;
>> + function = LED_FUNCTION_CHARGING;
>> +
>> + led-0 {
>> + color = <LED_COLOR_ID_RED>;
>> + };
>> +
>> + led-1 {
>> + color = <LED_COLOR_ID_GREEN>;
>> + };
>> +
>> + led-2 {
>> + color = <LED_COLOR_ID_BLUE>;
>> + };
>> + };
>> +
>> + multi-led@2 {
>> + #address-cells = <1>;
>> + #size-cells = <2>;
>> + reg = <0x2 0x3 0x5>;
>> + color = <LED_COLOR_ID_MULTI>;
>> + function = LED_FUNCTION_STANDBY;
>> +
>> + led-6 {
>> + color = <LED_COLOR_ID_RED>;
>> + };
>> +
>> + led-7 {
>> + color = <LED_COLOR_ID_GREEN>;
>> + };
>> +
>> + led-8 {
>> + color = <LED_COLOR_ID_BLUE>;
>> + };
>> + };
>> + };
>> + };
>> +
>> +...
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