diff options
| author | Ludovic Desroches <ludovic.desroches@atmel.com> | 2016-01-14 18:38:16 +0300 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2016-02-18 05:10:05 +0300 |
| commit | 5e72c25b40c1e9ed77650f258799514aabd17303 (patch) | |
| tree | d8229a519ddcdd1bb847949b16b0d69c8aa6f24f /arch/arm/boot/dts/at91-sama5d2_xplained.dts | |
| parent | aea14e1496f0f48c96808aa4cfe93c77811c0dea (diff) | |
| download | linux-5e72c25b40c1e9ed77650f258799514aabd17303.tar.xz | |
ARM: dts: at91: sama5d2 Xplained: enable the adc device
Enable the adc on the sama5d2 Xplained board.
Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Diffstat (limited to 'arch/arm/boot/dts/at91-sama5d2_xplained.dts')
| -rw-r--r-- | arch/arm/boot/dts/at91-sama5d2_xplained.dts | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts index 77ddff036409..c3102a0a1643 100644 --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts @@ -261,7 +261,29 @@ }; }; + adc: adc@fc030000 { + vddana-supply = <&vdd_3v3_lp_reg>; + vref-supply = <&vdd_3v3_lp_reg>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_adc_default>; + status = "okay"; + }; + pinctrl@fc038000 { + /* + * There is no real pinmux for ADC, if the pin + * is not requested by another peripheral then + * the muxing is done when channel is enabled. + * Requesting pins for ADC is GPIO is + * encouraged to prevent conflicts and to + * disable bias in order to be in the same + * state when the pin is not muxed to the adc. + */ + pinctrl_adc_default: adc_default { + pinmux = <PIN_PD23__GPIO>; + bias-disable; + }; + pinctrl_flx0_default: flx0_default { pinmux = <PIN_PB28__FLEXCOM0_IO0>, <PIN_PB29__FLEXCOM0_IO1>; |