From mboxrd@z Thu Jan 1 00:00:00 1970 From: peter.ujfalusi@ti.com (Peter Ujfalusi) Date: Thu, 28 Nov 2013 11:52:18 +0200 Subject: [PATCH] ARM: DTS: omap4-sdp: Add regulator for LCD backlight (pwm-backlight) In-Reply-To: <52970E4C.8070502@baylibre.com> References: <1385630924-16392-1-git-send-email-peter.ujfalusi@ti.com> <52970E4C.8070502@baylibre.com> Message-ID: <52971252.40909@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Benoit, On 11/28/2013 11:35 AM, Benoit Cousson wrote: > Hi Peter, > > On 28/11/2013 10:28, Peter Ujfalusi wrote: >> Since in DT booted kernel dummy regulators are no longer supported we need >> to provide valid phandle for the regulator needed by the backlight. >> On the board VBAT is used to power the LCD backlight(s). >> >> Signed-off-by: Peter Ujfalusi >> --- >> Hi, >> >> This patch is needed for 3.13 to get the LCD backlight to work again. > > OK, so this is a fix for the next -rc? Yes, it would be really great if this can make it to the next -rc. > > Regards, > Benoit > >> >> Regards, >> Peter >> >> arch/arm/boot/dts/omap4-sdp.dts | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts >> index 5fc3f43..6f86db2 100644 >> --- a/arch/arm/boot/dts/omap4-sdp.dts >> +++ b/arch/arm/boot/dts/omap4-sdp.dts >> @@ -104,6 +104,7 @@ >> 100 110 120 127 >> >; >> default-brightness-level = <13>; >> + power-supply = <&vbat>; >> }; >> >> sound { >> > > -- P?ter