Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

ARM: dts: am437x-gp-evm: Add vtt_fixed regulator

Browse source 
The VTT regulator for DDR3 termination on the am437x-gp-evm is
controlled by a gpio. It is configured by the bootloader so here we
define an always-on, fixed voltage regulator to hold the gpio.

Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Dave Gerlach 2014-05-05 14:58:28 -05:00 committed by Tony Lindgren
parent 0ebc1e2519
commit b2873bfa7b
1 changed files with 11 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
arch/arm/boot/dts/am437x-gp-evm.dts
View file

@ -27,6 +27,17 @@
enable-active-high;
};
vtt_fixed: fixedregulator-vtt {
compatible = "regulator-fixed";
regulator-name = "vtt_fixed";
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-boot-on;
enable-active-high;
gpio = <&gpio5 7 GPIO_ACTIVE_HIGH>;
};
backlight {
compatible = "pwm-backlight";
pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;