From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH] ARM: dts: omap5-igep0050: Correct hdmi regulator Date: Thu, 5 May 2016 11:46:09 -0700 Message-ID: <20160505184609.GB5995@atomide.com> References: <1461925297-9734-1-git-send-email-peter.ujfalusi@ti.com> <6ee9d67a-e907-715a-f3f5-d90a470314c3@ti.com> <20160504172634.GS5995@atomide.com> <572A38FD.9050801@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <572A38FD.9050801-l0cyMroinI0@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Nishanth Menon Cc: Peter Ujfalusi , linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Enric Balletbo i Serra , =?utf-8?Q?Agust=C3=AD?= Fontquerni , Eduard Gavin List-Id: linux-omap@vger.kernel.org * Nishanth Menon [160504 11:03]: > On 05/04/2016 12:26 PM, Tony Lindgren wrote: > > Hi, > > > > Adding Nishanth to Cc. > > > > * Peter Ujfalusi [160429 05:15]: > >> ldo7_reg, obviously ;) > >> > >>> status = "okay"; > >>> regulator-min-microvolt = <1800000>; > >>> regulator-max-microvolt = <1800000>; > >>> }; > > > > It really seems to be ldo7, otherwise there's no HDMI output. I don't > > have the schematics either. > > > > But it seems we have at least two other regressions in Linux next that > > prevent me from testing this properly: > > > > 1. On igepv5, I get this for the MMC regulator > > > > ldo9: bypassed regulator has no supply! > > ldo9: failed to get the current voltage(-517) > > palmas-pmic 48070000.i2c:palmas@48:palmas_pmic: failed to register 48070000.i2c:palmar The patch I posted fixes this. Then for the HDMI see below. I've kept it at 2V like we have in omap5-board-common.dtsi, I wonder if it really should be 1.8V though for ldo7 in this case? Regards, Tony 8< ----------------- From: Tony Lindgren Date: Thu, 5 May 2016 11:29:23 -0700 Subject: [PATCH] ARM: dts: Fix ldo7 source for HDMI on igepv5 Fix ldo7 source for HDMI on igepv5. Suggested-by: Peter Ujfalusi Signed-off-by: Tony Lindgren diff --git a/arch/arm/boot/dts/omap5-igep0050.dts b/arch/arm/boot/dts/omap5-igep0050.dts index 46ecb1d..72ff6a4 100644 --- a/arch/arm/boot/dts/omap5-igep0050.dts +++ b/arch/arm/boot/dts/omap5-igep0050.dts @@ -35,6 +35,12 @@ }; }; +&ldo7_reg { + status = "okay"; + regulator-min-microvolt = <2000000>; + regulator-max-microvolt = <2000000>; +}; + &omap5_pmx_core { i2c4_pins: pinmux_i2c4_pins { pinctrl-single,pins = < -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html