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| author | Fabrice Gasnier <fabrice.gasnier@st.com> | 2018-05-02 09:44:49 +0200 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2018-05-07 19:19:04 +0200 |
| commit | 92a3737607578b35ae45f1c8e711376531aebe46 (patch) | |
| tree | 1f30ba790a81284ffd1d67f94ca49aac28b5fe07 /Documentation | |
| parent | iio: iio.h: use nested struct support on kernel-doc markup (diff) | |
| download | linux-92a3737607578b35ae45f1c8e711376531aebe46.tar.xz linux-92a3737607578b35ae45f1c8e711376531aebe46.zip | |
dt-bindings: iio: stm32-adc: add support for STM32MP1
Document support for STM32MP1 ADC. It's quite similar to STM32H7 ADC.
Introduce "st,stm32mp1-adc" compatible to handle variants of this
hardware such as vregready flag, interrupts, clock rate.
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt index e8bb8243e92c..f1ead43a1a95 100644 --- a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt +++ b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt @@ -24,8 +24,11 @@ Required properties: - compatible: Should be one of: "st,stm32f4-adc-core" "st,stm32h7-adc-core" + "st,stm32mp1-adc-core" - reg: Offset and length of the ADC block register set. -- interrupts: Must contain the interrupt for ADC block. +- interrupts: One or more interrupts for ADC block. Some parts like stm32f4 + and stm32h7 share a common ADC interrupt line. stm32mp1 has two separate + interrupt lines, one for each ADC within ADC block. - clocks: Core can use up to two clocks, depending on part used: - "adc" clock: for the analog circuitry, common to all ADCs. It's required on stm32f4. @@ -53,6 +56,7 @@ Required properties: - compatible: Should be one of: "st,stm32f4-adc" "st,stm32h7-adc" + "st,stm32mp1-adc" - reg: Offset of ADC instance in ADC block (e.g. may be 0x0, 0x100, 0x200). - clocks: Input clock private to this ADC instance. It's required only on stm32f4, that has per instance clock input for registers access. |