From 5e72c25b40c1e9ed77650f258799514aabd17303 Mon Sep 17 00:00:00 2001 From: Ludovic Desroches Date: Thu, 14 Jan 2016 16:38:16 +0100 Subject: [PATCH] ARM: dts: at91: sama5d2 Xplained: enable the adc device Enable the adc on the sama5d2 Xplained board. Signed-off-by: Ludovic Desroches Signed-off-by: Alexandre Belloni --- arch/arm/boot/dts/at91-sama5d2_xplained.dts | 22 +++++++++++++++++++++ 1 file changed, 22 insertions(+) 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 = ; + bias-disable; + }; + pinctrl_flx0_default: flx0_default { pinmux = , ; -- 2.39.5