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ARM: dts: vf610-twr: Add ADC support 

vf610 has two ADC controllers, and vf610-twr board ADC0_SE5 pin connect
to sliding rheostat for ADC test, other ADC pins connect to connectors for
future use.

Add support for ADC0_SE5.

CC: Jonathan Cameron <jic23@kernel.org>
CC: Mark Rutland <mark.rutland@arm.com>
CC: Otavio Salvador <otavio@ossystems.com.br>
CC: Peter Meerwald <pmeerw@pmeerw.net>
CC: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Fugang Duan 2014-02-21 13:24:16 +08:00 committed by Shawn Guo
parent 3048fa3fc5
commit 64436ff667
2 changed files with 39 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
arch/arm/boot/dts/vf610-twr.dts
View File

@ -47,6 +47,14 @@
regulator-max-microvolt = <3300000>; regulator-max-microvolt = <3300000>;
regulator-always-on; regulator-always-on;
}; };
reg_vcc_3v3_mcu: regulator@1 {
compatible = "regulator-fixed";
reg = <1>;
regulator-name = "vcc_3v3_mcu";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
}; };
sound { sound {
@ -79,6 +87,13 @@
}; };
}; };
&adc0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_adc0_ad5>;
vref-supply = <&reg_vcc_3v3_mcu>;
status = "okay";
};
&dspi0 { &dspi0 {
bus-num = <0>; bus-num = <0>;
pinctrl-names = "default"; pinctrl-names = "default";
@ -128,6 +143,12 @@
&iomuxc { &iomuxc {
vf610-twr { vf610-twr {
pinctrl_adc0_ad5: adc0ad5grp {
fsl,pins = <
VF610_PAD_PTC30__ADC0_SE5 0xa1
>;
};
pinctrl_dspi0: dspi0grp { pinctrl_dspi0: dspi0grp {
fsl,pins = < fsl,pins = <
VF610_PAD_PTB19__DSPI0_CS0 0x1182 VF610_PAD_PTB19__DSPI0_CS0 0x1182

18
arch/arm/boot/dts/vf610.dtsi
View File

@ -183,6 +183,15 @@
clock-names = "pit"; clock-names = "pit";
}; };
adc0: adc@4003b000 {
compatible = "fsl,vf610-adc";
reg = <0x4003b000 0x1000>;
interrupts = <0 53 0x04>;
clocks = <&clks VF610_CLK_ADC0>;
clock-names = "adc";
status = "disabled";
};
wdog@4003e000 { wdog@4003e000 {
compatible = "fsl,vf610-wdt", "fsl,imx21-wdt"; compatible = "fsl,vf610-wdt", "fsl,imx21-wdt";
reg = <0x4003e000 0x1000>; reg = <0x4003e000 0x1000>;
@ -326,6 +335,15 @@
status = "disabled"; status = "disabled";
}; };
adc1: adc@400bb000 {
compatible = "fsl,vf610-adc";
reg = <0x400bb000 0x1000>;
interrupts = <0 54 0x04>;
clocks = <&clks VF610_CLK_ADC1>;
clock-names = "adc";
status = "disabled";
};
fec0: ethernet@400d0000 { fec0: ethernet@400d0000 {
compatible = "fsl,mvf600-fec"; compatible = "fsl,mvf600-fec";
reg = <0x400d0000 0x1000>; reg = <0x400d0000 0x1000>;