Messages in this thread Patch in this message | | | From | Fabrice Gasnier <> | Subject | [PATCH 3/3] ARM: dts: stm32: add ADC analog switches syscfg on stm32mp157c | Date | Wed, 12 Jun 2019 09:24:36 +0200 |
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On stm32mp157c, the ADC inputs are multiplexed with analog switches which have reduced performances when their supply is below 2.7V (vdda by default). Add syscfg registers that can be used on stm32mp157c, to get full ADC analog performances.
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com> --- arch/arm/boot/dts/stm32mp157c.dtsi | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi index 2afeee6..64d71c9 100644 --- a/arch/arm/boot/dts/stm32mp157c.dtsi +++ b/arch/arm/boot/dts/stm32mp157c.dtsi @@ -856,6 +856,7 @@ clocks = <&rcc ADC12>, <&rcc ADC12_K>; clock-names = "bus", "adc"; interrupt-controller; + st,syscfg = <&syscfg>; #interrupt-cells = <1>; #address-cells = <1>; #size-cells = <0>; -- 2.7.4
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