Re: [PATCH RFC 2/3] DT: leds: Add binding for the ISSI IS31FL32xx family of LED drivers
From: Jacek Anaszewski <hidden>
Date: 2016-02-24 16:04:49
Also in:
linux-leds
Hi David, Thanks for the patch. On 02/23/2016 07:17 PM, David Rivshin (Allworx) wrote:
quoted hunk ↗ jump to hunk
From: David Rivshin <redacted> This adds a binding description for the is31fl3236/35/18/16 I2C LED drivers. Signed-off-by: David Rivshin <redacted> --- .../devicetree/bindings/leds/leds-is31fl32xx.txt | 51 ++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-is31fl32xx.txtdiff --git a/Documentation/devicetree/bindings/leds/leds-is31fl32xx.txt b/Documentation/devicetree/bindings/leds/leds-is31fl32xx.txt new file mode 100644 index 0000000..0a05a1d --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-is31fl32xx.txt@@ -0,0 +1,51 @@ +Binding for ISSI IS31FL32xx LED Drivers + +The IS31FL32xx family of LED drivers are I2C devices with multiple +constant-current channels, each with independent 256-level PWM control. +Each LED is represented as a sub-node of the device. + +Required properties: +- compatible: one of + issi,is31fl3236 + issi,is31fl3235 + issi,is31fl3218 + issi,is31fl3216 +- reg: I2C slave address +- address-cells : must be 1 +- size-cells : must be 0 + +LED sub-node properties: +- reg : LED channel number (1..N) +- max-brightness : (optional) Maximum brightness possible for the LED.
Please use led-max-microamp instead. You can refer to Documentation/devicetree/bindings/leds/common.txt for detailed description.
+ Default is 255.
+- label : (optional)
+ see Documentation/devicetree/bindings/leds/common.txt
+- linux,default-trigger : (optional)
+ see Documentation/devicetree/bindings/leds/common.txt
+
+
+Example:
+
+leds: is31fl3236@3c {
+ compatible = "issi,is31fl3236";
+ reg = <0x3c>;You're missing address-cells and size-cells in this example.
+
+ led@1 {
+ reg = <1>;
+ label = "EB:blue:usr0";
+ max-brightness = <128>;
+ };
+ led@2 {
+ reg = <2>;
+ label = "EB:blue:usr1";
+ };
+ ...
+ led@36 {
+ reg = <36>;
+ label = "EB:blue:usr35";
+ max-brightness = <255>;
+ };
+};
+
+For more product information please see the link below:
+http://www.issi.com/US/product-analog-fxled-driver.shtml
\ No newline at end of file-- Best regards, Jacek Anaszewski