Hi Wadim, On Feb 08, 2024 at 06:57:54 +0100, Wadim Egorov wrote: > Hi Andrew, > > Am 07.02.24 um 23:20 schrieb Andrew Davis: > > On 2/7/24 11:28 AM, Nathan Morrisson wrote: > > > The phyBOARD-Lyra has a GPIO fan header. This overlay enables the fan > > > header and sets the fan to turn on at 65C. > > > > > > Signed-off-by: Nathan Morrisson <nmorrisson@xxxxxxxxxx> > > > --- > > > arch/arm64/boot/dts/ti/Makefile | 1 + > > > .../ti/k3-am62-phyboard-lyra-gpio-fan.dtso | 51 +++++++++++++++++++ > > > 2 files changed, 52 insertions(+) > > > create mode 100644 > > > arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-gpio-fan.dtso > > > > > > diff --git a/arch/arm64/boot/dts/ti/Makefile > > > b/arch/arm64/boot/dts/ti/Makefile > > > index 52c1dc910308..379fb4f31a1f 100644 > > > --- a/arch/arm64/boot/dts/ti/Makefile > > > +++ b/arch/arm64/boot/dts/ti/Makefile > > > @@ -23,6 +23,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-dev.dtb > > > dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-mallow.dtb > > > dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-yavia.dtb > > > dtb-$(CONFIG_ARCH_K3) += k3-am62-lp-sk.dtb > > > +dtb-$(CONFIG_ARCH_K3) += k3-am62-phyboard-lyra-gpio-fan.dtbo > > > > Why not call this k3-am625-phyboard-lyra-gpio-fan.dtbo to match the > > name of the base board it applies to better? > > We are able to reuse this overlay for different SoMs (am625 and am62a) that > are using the same carrier board (lyra). In that case do you mind calling it k3-am62x-phyboard-*? It would match the existing convention we have for camera sensor overlays that can be applied on SK-AM62, SK-AM62A, SK-AM62P etc. > > Regards, > Wadim > > > > > > Andrew > > > > > # Boards with AM62Ax SoC > > > dtb-$(CONFIG_ARCH_K3) += k3-am62a7-sk.dtb > > > diff --git > > > a/arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-gpio-fan.dtso > > > b/arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-gpio-fan.dtso > > > new file mode 100644 > > > index 000000000000..9c05748bdd9d > > > --- /dev/null > > > +++ b/arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-gpio-fan.dtso > > > @@ -0,0 +1,51 @@ > > > +// SPDX-License-Identifier: GPL-2.0-only OR MIT > > > +/* > > > + * Copyright (C) 2024 PHYTEC America LLC > > > + * Author: Garrett Giordano <ggiordano@xxxxxxxxxx> > > > + */ > > > + > > > +/dts-v1/; > > > +/plugin/; > > > + > > > +#include <dt-bindings/gpio/gpio.h> > > > +#include <dt-bindings/thermal/thermal.h> > > > +#include "k3-pinctrl.h" > > > + > > > +&{/} { > > > + fan: gpio-fan { > > > + compatible = "gpio-fan"; > > > + gpio-fan,speed-map = <0 0 8600 1>; > > > + gpios = <&main_gpio0 40 GPIO_ACTIVE_LOW>; > > > + #cooling-cells = <2>; > > > + pinctrl-names = "default"; > > > + pinctrl-0 = <&gpio_fan_pins_default>; > > > + status = "okay"; > > > + }; > > > +}; > > > + > > > +&main_pmx0 { > > > + gpio_fan_pins_default: gpio-fan-default-pins { > > > + pinctrl-single,pins = < > > > + AM62X_IOPAD(0x0a4, PIN_OUTPUT, 7) /* (M22) > > > GPMC0_DIR.GPIO0_40 */ > > > + >; > > > + }; > > > +}; > > > + > > > +&thermal_zones { > > > + main0_thermal: main0-thermal { > > > + trips { > > > + main0_thermal_trip0: main0-thermal-trip { > > > + temperature = <65000>; /* millicelsius */ > > > + hysteresis = <2000>; /* millicelsius */ > > > + type = "active"; > > > + }; > > > + }; > > > + > > > + cooling-maps { > > > + map0 { > > > + trip = <&main0_thermal_trip0>; > > > + cooling-device = <&fan THERMAL_NO_LIMIT > > > THERMAL_NO_LIMIT>; > > > + }; > > > + }; > > > + }; > > > +}; > > > > _______________________________________________ > > linux-arm-kernel mailing list > > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- Thanks, Jai GPG Fingerprint: 4DE0 D818 E5D5 75E8 D45A AFC5 43DE 91F9 249A 7145
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