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Add lp5562 for uboot and kernel #59

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Add lp5562 for uboot and kernel #59

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f9f8e21
linux-variscite: Add lp5562
acostach Sep 9, 2020
1eaf7f0
u-boot: Add lp5562 driver and dts
acostach Sep 9, 2020
59103dc
pm-service: Don't load lp5562
acostach Sep 9, 2020
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4 changes: 4 additions & 0 deletions layers/meta-balena-imx8m-var-dart/recipes-bsp/pm-services/pm-services.bb
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,10 @@ do_install () {
install -d ${D}/${systemd_unitdir}/system
install -m 644 ${WORKDIR}/imx-suspend.service ${D}/${systemd_unitdir}/system/imx-suspend.service
install -m 644 ${WORKDIR}/imx-resume.service ${D}/${systemd_unitdir}/system/imx-resume.service
install -d ${D}/etc/modprobe.d/
echo "blacklist lp5562-leds" > ${D}/etc/modprobe.d/blacklist.conf
}

SYSTEMD_SERVICE_${PN} = "imx-suspend.service imx-resume.service"

FILES_${PN} += " /etc/modprobe.d/blacklist.conf"
50 changes: 50 additions & 0 deletions ...a-balena-imx8m-var-dart/recipes-bsp/u-boot/files/imx8mm-var-dart-plt-Add-LED-to-dts.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,50 @@
From 2c4ae43c9206105991eb41d190b700f1e2a042ca Mon Sep 17 00:00:00 2001
From: Alexandru Costache <[email protected]>
Date: Wed, 9 Sep 2020 06:41:31 +0200
Subject: [PATCH] imx8mm-var-dart-plt: Add LED to dts

Upstream-status: Inappropriate [configuration]
Signed-off-by: Alexandru Costache <[email protected]>
---
arch/arm/dts/fsl-imx8mm-var-dart.dts | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)

diff --git a/arch/arm/dts/fsl-imx8mm-var-dart.dts b/arch/arm/dts/fsl-imx8mm-var-dart.dts
index e4e9525..32d5f16 100644
--- a/arch/arm/dts/fsl-imx8mm-var-dart.dts
+++ b/arch/arm/dts/fsl-imx8mm-var-dart.dts
@@ -395,6 +395,31 @@
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c4>;
status = "okay";
+
+ leds0: lp5562@30 {
+ compatible = "ti,lp5562-leds";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x30>;
+
+ blue@0 {
+ reg = <0x2>;
+ label = "blue";
+ ti,led_current = <0xC8>; /* 20ma */
+ };
+
+ green@1 {
+ reg = <0x3>;
+ label = "green";
+ ti,led_current = <0xC8>; /* 20ma */
+ };
+
+ red@2 {
+ reg = <0x4>;
+ label = "red";
+ ti,led_current = <0xC8>; /* 20ma */
+ };
+ };
};


--
2.7.4

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