From mboxrd@z Thu Jan 1 00:00:00 1970 From: balbi@ti.com (Felipe Balbi) Date: Mon, 5 Jan 2015 11:45:33 -0600 Subject: [PATCH V4] ARM: dts: am57xx-beagle-x15: Add GPIO controlled fan node In-Reply-To: <54AACAFE.7050609@ti.com> References: <1420475549-28492-1-git-send-email-nm@ti.com> <20150105172737.GK19336@saruman> <54AACAFE.7050609@ti.com> Message-ID: <20150105174533.GL19336@saruman> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, Jan 05, 2015 at 11:33:50AM -0600, Nishanth Menon wrote: > On 01/05/2015 11:27 AM, Felipe Balbi wrote: > > On Mon, Jan 05, 2015 at 10:32:29AM -0600, Nishanth Menon wrote: > >> TPS gpio now controls a 5v 500mA TL5209 regulator which may be supply > >> a fan (such as AFB02505HHB) over J1 connector for various purposes. > >> Provide device tree node to enable the same. > >> > >> Signed-off-by: Nishanth Menon > >> --- > >> V4: Change format of the speed-map used. > >> V3: https://patchwork.kernel.org/patch/5562121/ > >> V2: https://patchwork.kernel.org/patch/5445111/ > >> V1: https://patchwork.kernel.org/patch/5444911/ > >> > >> Enable and disable can be controlled by (post the RPM, it finds > >> closest match - even a 1 will do) > >> > >> echo '13000' > /sys/class/hwmon/hwmon0/fan1_target > >> and > >> echo '0' > /sys/class/hwmon/hwmon0/fan1_target > >> > >> Test log: http://slexy.org/view/s2T0ajh46z > >> > >> requires CONFIG_GPIO_PALMAS and CONFIG_SENSORS_GPIO_FAN to be operational > > > > oh, perhaps add these as modules to omap2plus_defconfig ? > > > > In a different patch I suppose if Tony wants it that way. right, different patch :-) -- balbi -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: