From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: [PATCH] ARM: dts: omap4-droid4: Enable hdq for droid4 ds250x 1-wire battery nvmem Date: Tue, 21 Jan 2020 10:17:17 +0100 Message-ID: <20200121091717.GB6934@amd> References: <20200119195659.18273-1-tony@atomide.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="1UWUbFP1cBYEclgG" Return-path: Content-Disposition: inline In-Reply-To: <20200119195659.18273-1-tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tony Lindgren Cc: linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, =?iso-8859-1?Q?Beno=EEt?= Cousson , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Merlijn Wajer List-Id: linux-omap@vger.kernel.org --1UWUbFP1cBYEclgG Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun 2020-01-19 11:56:59, Tony Lindgren wrote: > With "[PATCHv3] w1: omap-hdq: Simplify driver with PM runtime autosuspend" > we can read the droid4 battery information over 1-wire with this patch > with something like: >=20 > # modprobe omap_hdq > # hd /sys/bus/w1/devices/89-*/89-*/nvmem > ... >=20 > Unfortunately the format of the battery data seems to be Motorola specific > and is currently unusable for battery charger unless somebody figures out > what it means. >=20 > Note that currently keeping omap_hdq module loaded will cause extra power > consumption as it seems to scan devices periodically. >=20 > Cc: Merlijn Wajer Acked-by: Pavel Machek Not for stable. Pavel =09 --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --1UWUbFP1cBYEclgG Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAl4mwZ0ACgkQMOfwapXb+vJ8egCfc2gRU+lYJZzSLf95Se8s4H5n clkAoKfl7tnelxQQqiCtAsEFfmIAgowj =d6KS -----END PGP SIGNATURE----- --1UWUbFP1cBYEclgG--