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[1/4] dt-bindings: iio: adc: Add rockchip,rk3528-saradc variant

Message ID 20250227184058.2964204-2-jonas@kwiboo.se (mailing list archive)
State New
Headers show
Series rockchip: Add support for maskrom button on Radxa E20C | expand

Commit Message

Jonas Karlman Feb. 27, 2025, 6:40 p.m. UTC
The Successive Approximation ADC (SARADC) in RK3528 uses the v2
controller and support:
- 10-bit resolution
- Up to 1MS/s sampling rate
- 4 single-ended input channels
- Current consumption: 0.5mA @ 1MS/s

Add a rockchip,rk3562-saradc compatible string for the 4 channels of
10-bit resolution supported by SARADC in RK3528.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
---
 Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml
index fd93ed3991e0..86eae9672c04 100644
--- a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml
@@ -15,6 +15,7 @@  properties:
       - const: rockchip,saradc
       - const: rockchip,rk3066-tsadc
       - const: rockchip,rk3399-saradc
+      - const: rockchip,rk3528-saradc
       - const: rockchip,rk3588-saradc
       - items:
           - const: rockchip,rk3576-saradc