* [PATCH] arm64: dts: qcom: lemans-evk: Enable AMC6821 fan controller
@ 2025-10-17 5:02 Gaurav Kohli
2025-10-27 22:36 ` Bjorn Andersson
0 siblings, 1 reply; 2+ messages in thread
From: Gaurav Kohli @ 2025-10-17 5:02 UTC (permalink / raw)
To: andersson, konradybcio, robh, krzk+dt
Cc: linux-arm-msm, devicetree, linux-kernel, gaurav.kohli
Enable AMC6821 fan controller for lemans-evk platform and
configure pwm polarity as inverted.
Signed-off-by: Gaurav Kohli <gaurav.kohli@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/lemans-evk.dts | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/qcom/lemans-evk.dts
index c7dc9b8f4457..9bc3e6d4c9af 100644
--- a/arch/arm64/boot/dts/qcom/lemans-evk.dts
+++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts
@@ -6,6 +6,7 @@
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/sound/qcom,q6afe.h>
#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
@@ -501,6 +502,20 @@ mac_addr0: mac-addr@0 {
};
};
+&i2c19 {
+ status = "okay";
+
+ fan_controller: fan@18 {
+ compatible = "ti,amc6821";
+ reg = <0x18>;
+ #pwm-cells = <2>;
+
+ fan {
+ pwms = <&fan_controller 40000 PWM_POLARITY_INVERTED>;
+ };
+ };
+};
+
&iris {
firmware-name = "qcom/vpu/vpu30_p4_s6_16mb.mbn";
@@ -587,6 +602,11 @@ &pcie1_phy {
status = "okay";
};
+&qup_i2c19_default {
+ drive-strength = <2>;
+ bias-pull-up;
+};
+
&qupv3_id_0 {
status = "okay";
};
--
2.34.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] arm64: dts: qcom: lemans-evk: Enable AMC6821 fan controller
2025-10-17 5:02 [PATCH] arm64: dts: qcom: lemans-evk: Enable AMC6821 fan controller Gaurav Kohli
@ 2025-10-27 22:36 ` Bjorn Andersson
0 siblings, 0 replies; 2+ messages in thread
From: Bjorn Andersson @ 2025-10-27 22:36 UTC (permalink / raw)
To: konradybcio, robh, krzk+dt, Gaurav Kohli
Cc: linux-arm-msm, devicetree, linux-kernel
On Fri, 17 Oct 2025 10:32:56 +0530, Gaurav Kohli wrote:
> Enable AMC6821 fan controller for lemans-evk platform and
> configure pwm polarity as inverted.
>
>
Applied, thanks!
[1/1] arm64: dts: qcom: lemans-evk: Enable AMC6821 fan controller
commit: 8053174aac836f192e5738b2886fd4da35a25cd5
Best regards,
--
Bjorn Andersson <andersson@kernel.org>
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