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arm: mvebu: Enable gpio-fan for Thecus N2350 board

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Add gpio-fan in the DTS and enable the GPIO in board file to start the fan
during boot.

Note that this patch depends on
https://patchwork.ozlabs.org/project/uboot/patch/20230606214539.4229-1-mibodhi@gmail.com/

Signed-off-by: Tony Dinh <mibodhi@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Tony Dinh 2023-06-20 16:20:22 -07:00 • committed by Stefan Roese
parent f69f67e4ef
commit 71222816d2
2 changed files with 16 additions and 1 deletions
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15
arch/arm/dts/armada-385-thecus-n2350.dts
View file

@ -140,6 +140,16 @@
};
};
fan {
compatible = "gpio-fan";
gpios = <&gpio1 16 GPIO_ACTIVE_HIGH>;
gpio-fan,speed-map = < 0 0
600 1
3000 2 >;
pinctrl-0 = <&pmx_fan>;
pinctrl-names = "default";
};
usb3_0_power: v5-vbus0 {
compatible = "regulator-fixed";
regulator-name = "USB3_0_Power";
@ -378,6 +388,11 @@
marvell,pins = "mpp17";
marvell,function = "gpio";
};
pmx_fan: pmx-fan {
marvell,pins = "mpp48";
marvell,function = "gpio";
};
};
&sdhci {

2
board/thecus/n2350/n2350.c
View file

@ -25,7 +25,7 @@ DECLARE_GLOBAL_DATA_PTR;
#define N2350_GPP_OUT_ENA_LOW (~(BIT(20) | BIT(21) | BIT(24)))
#define N2350_GPP_OUT_ENA_MID (~(BIT(12) | BIT(13) | BIT(16) | BIT(19) | BIT(22)))
#define N2350_GPP_OUT_VAL_LOW (BIT(21) | BIT(24))
#define N2350_GPP_OUT_VAL_MID (BIT(0) | BIT(12) | BIT(13))
#define N2350_GPP_OUT_VAL_MID (BIT(0) | BIT(12) | BIT(13) | BIT(16))
#define N2350_GPP_POL_LOW 0x0
#define N2350_GPP_POL_MID 0x0