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authorJoachim Eastwood <manabian@gmail.com>2016-03-01 18:53:06 +0300
committerJoachim Eastwood <manabian@gmail.com>2016-03-29 22:57:56 +0300
commit7e7a3e9c892ab798da2be67fe842b77f3bdee317 (patch)
treebee02151509b59a70d0c00f06516092358009859 /arch/arm/boot/dts/lpc4350-hitex-eval.dts
parent31b8f1af5a055a968999e88cdb16622f7bbf38df (diff)
downloadlinux-7e7a3e9c892ab798da2be67fe842b77f3bdee317.tar.xz
ARM: dts: lpc4350-hitex-eval: add adc1
Enable adc1 on LPC4350 Hitex Evalution board. This board has a 10k potensiometer (R26) connected to ADC1 channel 2. Signed-off-by: Joachim Eastwood <manabian@gmail.com>
Diffstat (limited to 'arch/arm/boot/dts/lpc4350-hitex-eval.dts')
-rw-r--r--arch/arm/boot/dts/lpc4350-hitex-eval.dts23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/lpc4350-hitex-eval.dts b/arch/arm/boot/dts/lpc4350-hitex-eval.dts
index 022d495432c1..6d0c698a6d94 100644
--- a/arch/arm/boot/dts/lpc4350-hitex-eval.dts
+++ b/arch/arm/boot/dts/lpc4350-hitex-eval.dts
@@ -119,9 +119,25 @@
gpios = <&pca_gpio 3 GPIO_ACTIVE_LOW>;
};
};
+
+ vcc: vcc_fixed {
+ compatible = "regulator-fixed";
+ regulator-name = "3v3io";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
};
&pinctrl {
+ adc1_pins: adc1-pins {
+ adc1_pins_cfg {
+ pins = "pf_9";
+ function = "adc";
+ input-disable;
+ bias-disable;
+ };
+ };
+
emc_pins: emc-pins {
emc_addr0_23_cfg {
pins = "p2_9", "p2_10", "p2_11", "p2_12",
@@ -325,6 +341,13 @@
};
};
+&adc1 {
+ status = "okay";
+ vref-supply = <&vcc>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&adc1_pins>;
+};
+
&emc {
status = "okay";
pinctrl-names = "default";