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authorTao Ren <rentao.bupt@gmail.com>2020-07-24 01:05:39 +0200
committerJoel Stanley <joel@jms.id.au>2020-07-24 07:19:52 +0200
commite6873087cce622bf5af5b519bdf781d086f6b2f4 (patch)
treede81ef12526ca147087b0e3e82f83e6b4811af07 /arch/arm/boot
parentARM: dts: aspeed: wedge40: Enable ADC device (diff)
downloadlinux-e6873087cce622bf5af5b519bdf781d086f6b2f4.tar.xz
linux-e6873087cce622bf5af5b519bdf781d086f6b2f4.zip
ARM: dts: aspeed: wedge40: Enable pwm_tacho device
Enable pwm_tacho device for fan control and monitoring in Wedge40. Signed-off-by: Tao Ren <rentao.bupt@gmail.com> Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'arch/arm/boot')
-rw-r--r--arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts
index 1049cfa80ac2..8ac23ff6b09e 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.dts
@@ -135,3 +135,32 @@
&adc {
status = "okay";
};
+
+&pwm_tacho {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm0_default
+ &pinctrl_pwm1_default
+ &pinctrl_pwm6_default
+ &pinctrl_pwm7_default>;
+
+ fan@0 {
+ reg = <0x00>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x00 0x01>;
+ };
+
+ fan@1 {
+ reg = <0x01>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x02 0x03>;
+ };
+
+ fan@6 {
+ reg = <0x06>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x04 0x05>;
+ };
+
+ fan@7 {
+ reg = <0x07>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x06 0x07>;
+ };
+};