From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Murphy Subject: [PATCH 2/4] ARM: dts: omap4-droid4: Update backlight dt properties Date: Thu, 21 Mar 2019 09:28:36 -0500 Message-ID: <20190321142838.22985-2-dmurphy@ti.com> References: <20190321142838.22985-1-dmurphy@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <20190321142838.22985-1-dmurphy@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: robh+dt@kernel.org, jacek.anaszewski@gmail.com, pavel@ucw.cz, tony@atomide.com, lee.jones@linaro.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, Dan Murphy List-Id: devicetree@vger.kernel.org Update the properties for the lm3532 device node for droid4. With this change the backlight LED string and the keypad LED strings will be controlled separately. Signed-off-by: Dan Murphy --- v5 - No change - https://lore.kernel.org/patchwork/patch/1050409/ v4 - No change - https://lore.kernel.org/patchwork/patch/1050125/ v3 - updated keypad label on v1 comment - https://lore.kernel.org/patchwork/patch/1049023/ v2 - Fixed ramp-up and ramp-down properties, removed hard coded property values, I did not change the label as it is undecided what it could be - https://lore.kernel.org/patchwork/patch/1048806/ arch/arm/boot/dts/omap4-droid4-xt894.dts | 26 ++++++++++++++++-------- 1 file changed, 18 insertions(+), 8 deletions(-) diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts index e21ec929f096..aea206f04f76 100644 --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts @@ -383,20 +383,30 @@ }; &i2c1 { - lm3532@38 { + led-controller@38 { compatible = "ti,lm3532"; + #address-cells = <1>; + #size-cells = <0>; reg = <0x38>; enable-gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>; - lcd_backlight: backlight { - compatible = "ti,lm3532-backlight"; + ramp-up-us = <1024>; + ramp-down-us = <8193>; - lcd { - led-sources = <0 1 2>; - ramp-up-msec = <1>; - ramp-down-msec = <0>; - }; + lcd_backlight: led@0 { + reg = <0>; + led-sources = <2>; + ti,led-mode = <0>; + label = "backlight"; + linux,default-trigger = "backlight"; + }; + + led@1 { + reg = <1>; + led-sources = <1>; + ti,led-mode = <0>; + label = "platform::kbd_backlight"; }; }; }; -- 2.21.0.5.gaeb582a983