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authorThomas Petazzoni <thomas.petazzoni@free-electrons.com>2014-09-11 13:56:56 +0400
committerJason Cooper <jason@lakedaemon.net>2014-09-14 01:13:33 +0400
commite8db78dd6af727fdbeefa1fc624bc5d7c572d841 (patch)
treef2d608d033d194ad91f739d5c170e195eac7e40f /arch/arm/boot/dts/armada-370-rd.dts
parent7a6540ca856aeb5adbdee80836af7c2326e55d3b (diff)
downloadlinux-e8db78dd6af727fdbeefa1fc624bc5d7c572d841.tar.xz
ARM: mvebu: add gpio fan support to Armada 370 RD
The Armada 370 RD platform has a GPIO-controlled fan on MPP8, so this commit adds the relevant hardware description to Armada 370 RD Device Tree. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Acked-by: Andrew Lunn <andrew@lunn.ch> Link: https://lkml.kernel.org/r/1410429419-29820-2-git-send-email-thomas.petazzoni@free-electrons.com Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Diffstat (limited to 'arch/arm/boot/dts/armada-370-rd.dts')
-rw-r--r--arch/arm/boot/dts/armada-370-rd.dts15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/armada-370-rd.dts b/arch/arm/boot/dts/armada-370-rd.dts
index ca13d9c8c5f8..ea61d8c05240 100644
--- a/arch/arm/boot/dts/armada-370-rd.dts
+++ b/arch/arm/boot/dts/armada-370-rd.dts
@@ -50,6 +50,13 @@
};
internal-regs {
+ pinctrl {
+ fan_pins: fan-pins {
+ marvell,pins = "mpp8";
+ marvell,function = "gpio";
+ };
+ };
+
serial@12000 {
status = "okay";
};
@@ -110,6 +117,14 @@
};
};
+ gpio-fan {
+ compatible = "gpio-fan";
+ gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
+ gpio-fan,speed-map = <0 0 3000 1>;
+ pinctrl-0 = <&fan_pins>;
+ pinctrl-names = "default";
+ };
+
nand@d0000 {
status = "okay";
num-cs = <1>;